Beta version 2.7.7.

- Optimized video playback in media viewer and Picture-in-Picture mode.
- Added integration with System Media Transport Controls on Windows 10.
- Added "Now Playing" integration for music playback on macOS.
- Added "Archive Sticker" into the "..." menu of the Sticker Set Box.
- Fixed memory not being freed on Linux.
- Several crash fixes.

.github/stale.yml

@@ -3,7 +3,7 @@ daysUntilStale: 180
 # Number of days of inactivity before a stale issue is closed
 daysUntilClose: 30
 # Issues with these labels will never be considered stale
-exemptLabels: []
+exemptLabels: [ "enhancement" ]
 # Label to use when marking an issue as stale
 staleLabel: stale
 # Comment to post when marking an issue as stale. Set to `false` to disable

.github/workflows/mac.yml

@@ -205,6 +205,16 @@ jobs:
           cd $LibrariesPath
           sudo cp -R opus-cache/. /
 
+      - name: Rnnoise.
+        run: |
+          cd $LibrariesPath
+
+          git clone $GIT/desktop-app/rnnoise.git
+          mkdir -p rnnoise/out/Debug
+          cd rnnoise/out/Debug
+          cmake -G Ninja -DCMAKE_BUILD_TYPE=Debug ../..
+          ninja
+
       - name: Libiconv cache.
         id: cache-libiconv
         uses: actions/cache@v2
@@ -240,7 +250,7 @@ jobs:
 
           git clone $GIT/FFmpeg/FFmpeg.git ffmpeg
           cd ffmpeg
-          git checkout release/4.2
+          git checkout release/4.4
           CFLAGS=`freetype-config --cflags`
           LDFLAGS=`freetype-config --libs`
           PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig:/usr/lib/pkgconfig:/usr/X11/lib/pkgconfig
@@ -317,7 +327,6 @@ jobs:
           --enable-decoder=pcm_u32be \
           --enable-decoder=pcm_u32le \
           --enable-decoder=pcm_u8 \
-          --enable-decoder=pcm_zork \
           --enable-decoder=vorbis \
           --enable-decoder=wavpack \
           --enable-decoder=wmalossless \
@@ -490,6 +499,7 @@ jobs:
           cmake -G Ninja \
           -DCMAKE_BUILD_TYPE=Debug \
           -DTG_OWT_SPECIAL_TARGET=mac \
+          -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF \
           -DTG_OWT_LIBJPEG_INCLUDE_PATH=$PREFIX/include \
           -DTG_OWT_OPENSSL_INCLUDE_PATH=`pwd`/../../../openssl_$OPENSSL_VER/include \
           -DTG_OWT_OPUS_INCLUDE_PATH=$PREFIX/include/opus \

.github/workflows/win.yml

@@ -114,6 +114,11 @@ jobs:
       - name: Choco installs.
         run: choco install --no-progress -y nasm yasm jom ninja
 
+      - name: NuGet sources.
+        run: |
+          nuget sources Disable -Name "Microsoft Visual Studio Offline Packages"
+          nuget sources Add -Source https://api.nuget.org/v3/index.json & exit 0
+
       - name: Patches.
         shell: bash
         run: |
@@ -279,6 +284,17 @@ jobs:
           msbuild -m opus.sln /property:Configuration=Debug /property:Platform="Win32"
           msbuild -m opus.sln /property:Configuration=Release /property:Platform="Win32"
 
+      - name: Rnnoise.
+        shell: cmd
+        run: |
+          %VC%
+
+          git clone %GIT%/desktop-app/rnnoise.git
+          mkdir rnnoise\out
+          cd rnnoise\out
+          cmake -A Win32 ..
+          cmake --build . --config Debug
+
       - name: FFmpeg cache.
         id: cache-ffmpeg
         uses: actions/cache@v2
@@ -293,7 +309,7 @@ jobs:
 
           git clone %GIT%/FFmpeg/FFmpeg.git ffmpeg
           cd ffmpeg
-          git checkout release/4.2
+          git checkout release/4.4
           set CHERE_INVOKING=enabled_from_arguments
           set MSYS2_PATH_TYPE=inherit
           call c:\tools\msys64\usr\bin\bash --login ../patches/build_ffmpeg_win.sh
@@ -332,7 +348,7 @@ jobs:
           -confirm-license ^
           -static ^
           -static-runtime -I "%SSL%\include" ^
-          -no-opengl ^
+          -opengl dynamic ^
           -openssl-linked ^
           OPENSSL_LIBS_DEBUG="%SSL%\out32.dbg\libssl.lib %SSL%\out32.dbg\%LIBS%" ^
           OPENSSL_LIBS_RELEASE="%SSL%\out32\libssl.lib %SSL%\out32\%LIBS%" ^
@@ -372,6 +388,7 @@ jobs:
           cmake -G Ninja ^
           -DCMAKE_BUILD_TYPE=Debug ^
           -DTG_OWT_SPECIAL_TARGET=win ^
+          -DTG_OWT_BUILD_AUDIO_BACKENDS=OFF ^
           -DTG_OWT_LIBJPEG_INCLUDE_PATH=%cd%/../../../mozjpeg ^
           -DTG_OWT_OPENSSL_INCLUDE_PATH=%cd%/../../../openssl_%OPENSSL_VER%/include ^
           -DTG_OWT_OPUS_INCLUDE_PATH=%cd%/../../../opus/include ^
@@ -400,6 +417,9 @@ jobs:
           fi
           echo "TDESKTOP_BUILD_DEFINE=$DEFINE" >> $GITHUB_ENV
 
+      - name: Free up some disk space.
+        run: del /S *.pdb
+
       - name: Telegram Desktop build.
         if: env.ONLY_CACHE == 'false'
         run: |

.gitmodules

@@ -91,3 +91,9 @@
 [submodule "Telegram/lib_webview"]
 	path = Telegram/lib_webview
 	url = https://github.com/desktop-app/lib_webview.git
+[submodule "Telegram/ThirdParty/mallocng"]
+	path = Telegram/ThirdParty/mallocng
+	url = https://github.com/desktop-app/mallocng.git
+[submodule "Telegram/lib_waylandshells"]
+	path = Telegram/lib_waylandshells
+	url = https://github.com/desktop-app/lib_waylandshells.git

README.md

@@ -15,7 +15,8 @@ The source code is published under GPLv3 with OpenSSL exception, the license is
 
 The latest version is available for
 
-* [Windows 7 and above](https://telegram.org/dl/desktop/win) ([portable](https://telegram.org/dl/desktop/win_portable))
+* [Windows 7 and above (64 bit)](https://telegram.org/dl/desktop/win64) ([portable](https://telegram.org/dl/desktop/win64_portable))
+* [Windows 7 and above (32 bit)](https://telegram.org/dl/desktop/win) ([portable](https://telegram.org/dl/desktop/win_portable))
 * [macOS 10.12 and above](https://telegram.org/dl/desktop/mac)
 * [Linux static build for 64 bit](https://telegram.org/dl/desktop/linux)
 * [Snap](https://snapcraft.io/telegram-desktop)
@@ -52,7 +53,7 @@ Version **1.8.15** was the last that supports older systems
 * Guideline Support Library ([MIT License](https://github.com/Microsoft/GSL/blob/master/LICENSE))
 * Range-v3 ([Boost License](https://github.com/ericniebler/range-v3/blob/master/LICENSE.txt))
 * Open Sans font ([Apache License 2.0](http://www.apache.org/licenses/LICENSE-2.0.html))
-* Vazir font ([License](https://github.com/rastikerdar/vazir-font/blob/master/LICENSE))
+* Vazir font ([SIL Open Font License 1.1](https://github.com/rastikerdar/vazir-font/blob/master/OFL.txt))
 * Emoji alpha codes ([MIT License](https://github.com/emojione/emojione/blob/master/extras/alpha-codes/LICENSE.md))
 * Catch test framework ([Boost License](https://github.com/philsquared/Catch/blob/master/LICENSE.txt))
 * xxHash ([BSD License](https://github.com/Cyan4973/xxHash/blob/dev/LICENSE))

Telegram/CMakeLists.txt

@@ -18,6 +18,9 @@ endif()
 add_subdirectory(lib_storage)
 add_subdirectory(lib_lottie)
 add_subdirectory(lib_qr)
+if (LINUX AND NOT DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION)
+    add_subdirectory(lib_waylandshells)
+endif()
 add_subdirectory(lib_webrtc)
 add_subdirectory(lib_webview)
 add_subdirectory(codegen)
@@ -89,6 +92,7 @@ elseif (LINUX)
     PRIVATE
         desktop-app::external_glibmm
         desktop-app::external_glib
+        desktop-app::external_mallocng
     )
 
     if (NOT DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
@@ -109,6 +113,7 @@ elseif (LINUX)
     if (NOT DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION)
         target_link_libraries(Telegram
         PRIVATE
+            desktop-app::lib_waylandshells
             desktop-app::external_kwayland
         )
     endif()
@@ -271,23 +276,39 @@ PRIVATE
     boxes/url_auth_box.h
     boxes/username_box.cpp
     boxes/username_box.h
+    calls/group/calls_choose_join_as.cpp
+    calls/group/calls_choose_join_as.h
+    calls/group/calls_group_call.cpp
+    calls/group/calls_group_call.h
+    calls/group/calls_group_common.h
+    calls/group/calls_group_invite_controller.cpp
+    calls/group/calls_group_invite_controller.h
+    calls/group/calls_group_members.cpp
+    calls/group/calls_group_members.h
+    calls/group/calls_group_members_row.cpp
+    calls/group/calls_group_members_row.h
+    calls/group/calls_group_menu.cpp
+    calls/group/calls_group_menu.h
+    calls/group/calls_group_panel.cpp
+    calls/group/calls_group_panel.h
+    calls/group/calls_group_settings.cpp
+    calls/group/calls_group_settings.h
+    calls/group/calls_group_toasts.cpp
+    calls/group/calls_group_toasts.h
+    calls/group/calls_group_viewport.cpp
+    calls/group/calls_group_viewport.h
+    calls/group/calls_group_viewport_opengl.cpp
+    calls/group/calls_group_viewport_opengl.h
+    calls/group/calls_group_viewport_raster.cpp
+    calls/group/calls_group_viewport_raster.h
+    calls/group/calls_group_viewport_tile.cpp
+    calls/group/calls_group_viewport_tile.h
+    calls/group/calls_volume_item.cpp
+    calls/group/calls_volume_item.h
     calls/calls_box_controller.cpp
     calls/calls_box_controller.h
     calls/calls_call.cpp
     calls/calls_call.h
-    calls/calls_choose_join_as.cpp
-    calls/calls_choose_join_as.h
-    calls/calls_group_call.cpp
-    calls/calls_group_call.h
-    calls/calls_group_common.h
-    calls/calls_group_members.cpp
-    calls/calls_group_members.h
-    calls/calls_group_menu.cpp
-    calls/calls_group_menu.h
-    calls/calls_group_panel.cpp
-    calls/calls_group_panel.h
-    calls/calls_group_settings.cpp
-    calls/calls_group_settings.h
     calls/calls_emoji_fingerprint.cpp
     calls/calls_emoji_fingerprint.h
     calls/calls_instance.cpp
@@ -302,8 +323,8 @@ PRIVATE
     calls/calls_userpic.h
     calls/calls_video_bubble.cpp
     calls/calls_video_bubble.h
-    calls/calls_volume_item.cpp
-    calls/calls_volume_item.h
+    calls/calls_video_incoming.cpp
+    calls/calls_video_incoming.h
     chat_helpers/bot_keyboard.cpp
     chat_helpers/bot_keyboard.h
     chat_helpers/emoji_keywords.cpp
@@ -708,6 +729,8 @@ PRIVATE
     main/main_session.h
     main/main_session_settings.cpp
     main/main_session_settings.h
+    media/system_media_controls_manager.h
+    media/system_media_controls_manager.cpp
     media/audio/media_audio.cpp
     media/audio/media_audio.h
     media/audio/media_audio_capture.cpp
@@ -762,10 +785,20 @@ PRIVATE
     media/streaming/media_streaming_video_track.h
     media/view/media_view_group_thumbs.cpp
     media/view/media_view_group_thumbs.h
+    media/view/media_view_overlay_opengl.cpp
+    media/view/media_view_overlay_opengl.h
+    media/view/media_view_overlay_raster.cpp
+    media/view/media_view_overlay_raster.h
+    media/view/media_view_overlay_renderer.h
     media/view/media_view_overlay_widget.cpp
     media/view/media_view_overlay_widget.h
     media/view/media_view_pip.cpp
     media/view/media_view_pip.h
+    media/view/media_view_pip_opengl.cpp
+    media/view/media_view_pip_opengl.h
+    media/view/media_view_pip_raster.cpp
+    media/view/media_view_pip_raster.h
+    media/view/media_view_pip_renderer.h
     media/view/media_view_playback_controls.cpp
     media/view/media_view_playback_controls.h
     media/view/media_view_playback_progress.cpp
@@ -830,15 +863,15 @@ PRIVATE
     platform/linux/linux_gsd_media_keys.h
     platform/linux/linux_gtk_file_dialog.cpp
     platform/linux/linux_gtk_file_dialog.h
+    platform/linux/linux_gtk_integration_dummy.cpp
     platform/linux/linux_gtk_integration_p.h
     platform/linux/linux_gtk_integration.cpp
     platform/linux/linux_gtk_integration.h
     platform/linux/linux_gtk_open_with_dialog.cpp
     platform/linux/linux_gtk_open_with_dialog.h
-    platform/linux/linux_mpris_support.cpp
-    platform/linux/linux_mpris_support.h
     platform/linux/linux_notification_service_watcher.cpp
     platform/linux/linux_notification_service_watcher.h
+    platform/linux/linux_wayland_integration_dummy.cpp
     platform/linux/linux_wayland_integration.cpp
     platform/linux/linux_wayland_integration.h
     platform/linux/linux_xdp_file_dialog.cpp
@@ -851,6 +884,7 @@ PRIVATE
     platform/linux/launcher_linux.h
     platform/linux/main_window_linux.cpp
     platform/linux/main_window_linux.h
+    platform/linux/notifications_manager_linux_dummy.cpp
     platform/linux/notifications_manager_linux.cpp
     platform/linux/notifications_manager_linux.h
     platform/linux/specific_linux.cpp
@@ -860,6 +894,7 @@ PRIVATE
     platform/mac/file_utilities_mac.h
     platform/mac/launcher_mac.mm
     platform/mac/launcher_mac.h
+    platform/mac/mac_iconv_helper.c
     platform/mac/main_window_mac.mm
     platform/mac/main_window_mac.h
     platform/mac/notifications_manager_mac.mm
@@ -1036,6 +1071,8 @@ PRIVATE
     ui/search_field_controller.h
     ui/special_buttons.cpp
     ui/special_buttons.h
+    ui/text/format_song_document_name.cpp
+    ui/text/format_song_document_name.h
     ui/unread_badge.cpp
     ui/unread_badge.h
     window/main_window.cpp
@@ -1135,16 +1172,20 @@ if (DESKTOP_APP_DISABLE_DBUS_INTEGRATION)
         platform/linux/linux_xdp_open_with_dialog.h
         platform/linux/notifications_manager_linux.cpp
     )
-
-    nice_target_sources(Telegram ${src_loc}
-    PRIVATE
+else()
+    remove_target_sources(Telegram ${src_loc}
         platform/linux/notifications_manager_linux_dummy.cpp
     )
 endif()
 
 if (DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION)
-    remove_target_sources(Telegram ${src_loc} platform/linux/linux_wayland_integration.cpp)
-    nice_target_sources(Telegram ${src_loc} PRIVATE platform/linux/linux_wayland_integration_dummy.cpp)
+    remove_target_sources(Telegram ${src_loc}
+        platform/linux/linux_wayland_integration.cpp
+    )
+else()
+    remove_target_sources(Telegram ${src_loc}
+        platform/linux/linux_wayland_integration_dummy.cpp
+    )
 endif()
 
 if (DESKTOP_APP_DISABLE_GTK_INTEGRATION)
@@ -1158,15 +1199,16 @@ if (DESKTOP_APP_DISABLE_GTK_INTEGRATION)
         platform/linux/linux_gtk_open_with_dialog.cpp
         platform/linux/linux_gtk_open_with_dialog.h
     )
-
-    nice_target_sources(Telegram ${src_loc}
-    PRIVATE
+else()
+    remove_target_sources(Telegram ${src_loc}
         platform/linux/linux_gtk_integration_dummy.cpp
     )
 endif()
 
-if (NOT DESKTOP_APP_USE_PACKAGED)
-    nice_target_sources(Telegram ${src_loc} PRIVATE platform/mac/mac_iconv_helper.c)
+if (DESKTOP_APP_USE_PACKAGED)
+    remove_target_sources(Telegram ${src_loc}
+        platform/mac/mac_iconv_helper.c
+    )
 endif()
 
 nice_target_sources(Telegram ${res_loc}
@@ -1202,8 +1244,6 @@ if (WIN32)
     #     $<IF:${release},"Appending compatibility manifest.","Finalizing build.">
     # )
 elseif (APPLE)
-    target_link_libraries(Telegram PRIVATE desktop-app::external_sp_media_key_tap)
-
     if (NOT DESKTOP_APP_USE_PACKAGED)
         target_link_libraries(Telegram PRIVATE desktop-app::external_iconv)
     endif()

Telegram/Resources/langs/lang.strings

@@ -451,6 +451,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_system_integration" = "System integration";
 "lng_settings_performance" = "Performance";
 "lng_settings_enable_animations" = "Enable animations";
+"lng_settings_enable_opengl" = "Enable OpenGL rendering for media";
 "lng_settings_sensitive_title" = "Sensitive content";
 "lng_settings_sensitive_disable_filtering" = "Disable filtering";
 "lng_settings_sensitive_about" = "Display sensitive media in public channels on all your Telegram devices.";
@@ -1112,6 +1113,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_action_group_call_scheduled_group" = "{from} scheduled a voice chat for {date}";
 "lng_action_group_call_scheduled_channel" = "Voice chat scheduled for {date}";
 "lng_action_group_call_finished" = "Voice chat finished ({duration})";
+"lng_action_group_call_finished_group" = "{from} ended the voice chat ({duration})";
 "lng_action_add_user" = "{from} added {user}";
 "lng_action_add_users_many" = "{from} added {users}";
 "lng_action_add_users_and_one" = "{accumulated}, {user}";
@@ -1400,6 +1402,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_stickers_search_sets" = "Search sticker sets";
 "lng_stickers_nothing_found" = "No stickers found";
 "lng_stickers_remove_pack_confirm" = "Remove";
+"lng_stickers_archive_pack" = "Archive Stickers";
+"lng_stickers_has_been_archived" = "Sticker pack has been archived.";
 
 "lng_in_dlg_photo" = "Photo";
 "lng_in_dlg_album" = "Album";
@@ -1995,8 +1999,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_raised_hand_status" = "wants to speak";
 "lng_group_call_settings" = "Settings";
 "lng_group_call_share_button" = "Share";
+"lng_group_call_video" = "Video";
+"lng_group_call_screen_share_start" = "Share Screen";
+"lng_group_call_screen_share_stop" = "Stop Sharing";
+"lng_group_call_screen_title" = "Screen {index}";
+"lng_group_call_unmute_small" = "Unmute";
+"lng_group_call_more" = "More";
 "lng_group_call_unmute" = "Unmute";
-"lng_group_call_unmute_sub" = "or hold spacebar to talk";
+"lng_group_call_unmute_sub" = "Hold space bar to temporarily unmute.";
 "lng_group_call_you_are_live" = "You are Live";
 "lng_group_call_force_muted" = "Muted by admin";
 "lng_group_call_force_muted_sub" = "You are in Listen Only mode";
@@ -2014,6 +2024,17 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_create_sure" = "Do you really want to start a voice chat in this group?";
 "lng_group_call_create_sure_channel" = "Are you sure you want to start a voice chat in this channel as your personal account?";
 "lng_group_call_join_sure_personal" = "Are you sure you want to join this voice chat as your personal account?";
+"lng_group_call_muted_no_camera" = "You can't turn on video while you're muted by admin.";
+"lng_group_call_muted_no_screen" = "You can't share your screen while you're muted by admin.";
+"lng_group_call_chat_no_camera" = "You can't turn on video in this chat.";
+"lng_group_call_chat_no_screen" = "You can't share your screen in this chat.";
+"lng_group_call_failed_screen" = "An error occured. Screencast has stopped.";
+"lng_group_call_tooltip_screen" = "Share screen";
+"lng_group_call_tooltip_camera" = "Your camera is off. Click here to enable camera.";
+"lng_group_call_tooltip_microphone" = "You are on mute. Click here to speak.";
+"lng_group_call_tooltip_camera_off" = "Disable camera";
+"lng_group_call_tooltip_force_muted" = "Muted by admin. Click if you want to speak.";
+"lng_group_call_tooltip_raised_hand" = "You asked to speak. We let the speakers know.";
 "lng_group_call_also_end" = "End voice chat";
 "lng_group_call_settings_title" = "Settings";
 "lng_group_call_invite" = "Invite Member";
@@ -2056,6 +2077,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_context_remove_hand" = "Cancel request to speak";
 "lng_group_call_context_mute_for_me" = "Mute for me";
 "lng_group_call_context_unmute_for_me" = "Unmute for me";
+"lng_group_call_context_pin_camera" = "Pin video";
+"lng_group_call_context_unpin_camera" = "Unpin video";
+"lng_group_call_context_pin_screen" = "Pin screencast";
+"lng_group_call_context_unpin_screen" = "Unpin screencast";
 "lng_group_call_context_remove" = "Remove";
 "lng_group_call_remove_channel" = "Remove {channel} from the voice chat?";
 "lng_group_call_duration_days#one" = "{count} day";
@@ -2069,6 +2094,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_mac_access" = "Telegram Desktop does not have access to system wide keyboard input required for Push to Talk.";
 "lng_group_call_mac_input" = "Please allow **Input Monitoring** for Telegram in Privacy Settings.";
 "lng_group_call_mac_accessibility" = "Please allow **Accessibility** for Telegram in Privacy Settings.\n\nApp restart may be required.";
+"lng_group_call_mac_screencast_access" = "Telegram Desktop does not have access to screen recording required for Screen Sharing.";
+"lng_group_call_mac_recording" = "Please allow **Screen Recording** for Telegram in Privacy Settings.";
 "lng_group_call_mac_settings" = "Open Settings";
 
 "lng_group_call_start_as_header" = "Start Voice Chat as...";
@@ -2105,6 +2132,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_group_call_recording_started" = "Voice chat recording started.";
 "lng_group_call_recording_stopped" = "Voice chat recording stopped.";
 "lng_group_call_recording_saved" = "Audio saved to Saved Messages.";
+"lng_group_call_pinned_camera_me" = "Your video is pinned.";
+"lng_group_call_pinned_screen_me" = "Your screencast is pinned.";
+"lng_group_call_pinned_camera" = "{user}'s video is pinned.";
+"lng_group_call_pinned_screen" = "{user}'s screencast is pinned.";
+"lng_group_call_unpinned_camera_me" = "Your video is unpinned.";
+"lng_group_call_unpinned_screen_me" = "Your screencast is unpinned.";
+"lng_group_call_unpinned_camera" = "{user}'s video is unpinned.";
+"lng_group_call_unpinned_screen" = "{user}'s screencast is unpinned.";
+"lng_group_call_sure_screencast" = "{user} is screensharing. This action will make your screencast pinned for all participants.";
 "lng_group_call_recording_start_sure" = "Do you want to start recording this chat and save the result into an audio file?\n\nOther members will see the chat is being recorded.";
 "lng_group_call_recording_stop_sure" = "Do you want to stop recording this chat?";
 "lng_group_call_recording_start_field" = "Recording Title";
@@ -2771,6 +2807,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_mac_menu_show" = "Show Telegram";
 "lng_mac_menu_emoji_and_symbols" = "Emoji & Symbols";
 
+"lng_mac_menu_player_pause" = "Pause";
+"lng_mac_menu_player_resume" = "Resume";
+"lng_mac_menu_player_next" = "Next";
+"lng_mac_menu_player_previous" = "Previous";
+"lng_mac_menu_player_stop" = "Stop";
+
 "lng_mac_touchbar_favorite_stickers" = "Favorite stickers";
 
 // Keys finished

Telegram/Resources/tl/api.tl

@@ -68,7 +68,7 @@ inputMediaVenue#c13d1c11 geo_point:InputGeoPoint title:string address:string pro
 inputMediaPhotoExternal#e5bbfe1a flags:# url:string ttl_seconds:flags.0?int = InputMedia;
 inputMediaDocumentExternal#fb52dc99 flags:# url:string ttl_seconds:flags.0?int = InputMedia;
 inputMediaGame#d33f43f3 id:InputGame = InputMedia;
-inputMediaInvoice#f4e096c3 flags:# multiple_allowed:flags.1?true can_forward:flags.2?true title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON start_param:string = InputMedia;
+inputMediaInvoice#d9799874 flags:# title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON start_param:flags.1?string = InputMedia;
 inputMediaGeoLive#971fa843 flags:# stopped:flags.0?true geo_point:InputGeoPoint heading:flags.2?int period:flags.1?int proximity_notification_radius:flags.3?int = InputMedia;
 inputMediaPoll#f94e5f1 flags:# poll:Poll correct_answers:flags.0?Vector<bytes> solution:flags.1?string solution_entities:flags.1?Vector<MessageEntity> = InputMedia;
 inputMediaDice#e66fbf7b emoticon:string = InputMedia;
@@ -223,7 +223,7 @@ peerNotifySettings#af509d20 flags:# show_previews:flags.0?Bool silent:flags.1?Bo
 peerSettings#733f2961 flags:# report_spam:flags.0?true add_contact:flags.1?true block_contact:flags.2?true share_contact:flags.3?true need_contacts_exception:flags.4?true report_geo:flags.5?true autoarchived:flags.7?true invite_members:flags.8?true geo_distance:flags.6?int = PeerSettings;
 
 wallPaper#a437c3ed id:long flags:# creator:flags.0?true default:flags.1?true pattern:flags.3?true dark:flags.4?true access_hash:long slug:string document:Document settings:flags.2?WallPaperSettings = WallPaper;
-wallPaperNoFile#8af40b25 flags:# default:flags.1?true dark:flags.4?true settings:flags.2?WallPaperSettings = WallPaper;
+wallPaperNoFile#e0804116 id:long flags:# default:flags.1?true dark:flags.4?true settings:flags.2?WallPaperSettings = WallPaper;
 
 inputReportReasonSpam#58dbcab8 = ReportReason;
 inputReportReasonViolence#1e22c78d = ReportReason;
@@ -356,7 +356,7 @@ updateDeleteScheduledMessages#90866cee peer:Peer messages:Vector<int> = Update;
 updateTheme#8216fba3 theme:Theme = Update;
 updateGeoLiveViewed#871fb939 peer:Peer msg_id:int = Update;
 updateLoginToken#564fe691 = Update;
-updateMessagePollVote#42f88f2c poll_id:long user_id:int options:Vector<bytes> = Update;
+updateMessagePollVote#37f69f0b poll_id:long user_id:int options:Vector<bytes> qts:int = Update;
 updateDialogFilter#26ffde7d flags:# id:int filter:flags.0?DialogFilter = Update;
 updateDialogFilterOrder#a5d72105 order:Vector<int> = Update;
 updateDialogFilters#3504914f = Update;
@@ -375,6 +375,7 @@ updatePeerHistoryTTL#bb9bb9a5 flags:# peer:Peer ttl_period:flags.0?int = Update;
 updateChatParticipant#f3b3781f flags:# chat_id:int date:int actor_id:int user_id:int prev_participant:flags.0?ChatParticipant new_participant:flags.1?ChatParticipant invite:flags.2?ExportedChatInvite qts:int = Update;
 updateChannelParticipant#7fecb1ec flags:# channel_id:int date:int actor_id:int user_id:int prev_participant:flags.0?ChannelParticipant new_participant:flags.1?ChannelParticipant invite:flags.2?ExportedChatInvite qts:int = Update;
 updateBotStopped#7f9488a user_id:int date:int stopped:Bool qts:int = Update;
+updateGroupCallConnection#b783982 flags:# presentation:flags.0?true params:DataJSON = Update;
 
 updates.state#a56c2a3e pts:int qts:int date:int seq:int unread_count:int = updates.State;
 
@@ -405,7 +406,7 @@ config#330b4067 flags:# phonecalls_enabled:flags.1?true default_p2p_contacts:fla
 
 nearestDc#8e1a1775 country:string this_dc:int nearest_dc:int = NearestDc;
 
-help.appUpdate#1da7158f flags:# can_not_skip:flags.0?true id:int version:string text:string entities:Vector<MessageEntity> document:flags.1?Document url:flags.2?string = help.AppUpdate;
+help.appUpdate#ccbbce30 flags:# can_not_skip:flags.0?true id:int version:string text:string entities:Vector<MessageEntity> document:flags.1?Document url:flags.2?string sticker:flags.3?Document = help.AppUpdate;
 help.noAppUpdate#c45a6536 = help.AppUpdate;
 
 help.inviteText#18cb9f78 message:string = help.InviteText;
@@ -649,7 +650,7 @@ inputBotInlineMessageMediaGeo#96929a85 flags:# geo_point:InputGeoPoint heading:f
 inputBotInlineMessageMediaVenue#417bbf11 flags:# geo_point:InputGeoPoint title:string address:string provider:string venue_id:string venue_type:string reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
 inputBotInlineMessageMediaContact#a6edbffd flags:# phone_number:string first_name:string last_name:string vcard:string reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
 inputBotInlineMessageGame#4b425864 flags:# reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
-inputBotInlineMessageMediaInvoice#d5348d85 flags:# multiple_allowed:flags.1?true can_forward:flags.3?true title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON start_param:string reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
+inputBotInlineMessageMediaInvoice#d7e78225 flags:# title:string description:string photo:flags.0?InputWebDocument invoice:Invoice payload:bytes provider:string provider_data:DataJSON reply_markup:flags.2?ReplyMarkup = InputBotInlineMessage;
 
 inputBotInlineResult#88bf9319 flags:# id:string type:string title:flags.1?string description:flags.2?string url:flags.3?string thumb:flags.4?InputWebDocument content:flags.5?InputWebDocument send_message:InputBotInlineMessage = InputBotInlineResult;
 inputBotInlineResultPhoto#a8d864a7 id:string type:string photo:InputPhoto send_message:InputBotInlineMessage = InputBotInlineResult;
@@ -1069,14 +1070,14 @@ chatBannedRights#9f120418 flags:# view_messages:flags.0?true send_messages:flags
 
 inputWallPaper#e630b979 id:long access_hash:long = InputWallPaper;
 inputWallPaperSlug#72091c80 slug:string = InputWallPaper;
-inputWallPaperNoFile#8427bbac = InputWallPaper;
+inputWallPaperNoFile#967a462e id:long = InputWallPaper;
 
 account.wallPapersNotModified#1c199183 = account.WallPapers;
 account.wallPapers#702b65a9 hash:int wallpapers:Vector<WallPaper> = account.WallPapers;
 
 codeSettings#debebe83 flags:# allow_flashcall:flags.0?true current_number:flags.1?true allow_app_hash:flags.4?true = CodeSettings;
 
-wallPaperSettings#5086cf8 flags:# blur:flags.1?true motion:flags.2?true background_color:flags.0?int second_background_color:flags.4?int intensity:flags.3?int rotation:flags.4?int = WallPaperSettings;
+wallPaperSettings#1dc1bca4 flags:# blur:flags.1?true motion:flags.2?true background_color:flags.0?int second_background_color:flags.4?int third_background_color:flags.5?int fourth_background_color:flags.6?int intensity:flags.3?int rotation:flags.4?int = WallPaperSettings;
 
 autoDownloadSettings#e04232f3 flags:# disabled:flags.0?true video_preload_large:flags.1?true audio_preload_next:flags.2?true phonecalls_less_data:flags.3?true photo_size_max:int video_size_max:int file_size_max:int video_upload_maxbitrate:int = AutoDownloadSettings;
 
@@ -1204,11 +1205,11 @@ peerBlocked#e8fd8014 peer_id:Peer date:int = PeerBlocked;
 stats.messageStats#8999f295 views_graph:StatsGraph = stats.MessageStats;
 
 groupCallDiscarded#7780bcb4 id:long access_hash:long duration:int = GroupCall;
-groupCall#c95c6654 flags:# join_muted:flags.1?true can_change_join_muted:flags.2?true join_date_asc:flags.6?true schedule_start_subscribed:flags.8?true id:long access_hash:long participants_count:int params:flags.0?DataJSON title:flags.3?string stream_dc_id:flags.4?int record_start_date:flags.5?int schedule_date:flags.7?int version:int = GroupCall;
+groupCall#653dbaad flags:# join_muted:flags.1?true can_change_join_muted:flags.2?true join_date_asc:flags.6?true schedule_start_subscribed:flags.8?true can_start_video:flags.9?true id:long access_hash:long participants_count:int title:flags.3?string stream_dc_id:flags.4?int record_start_date:flags.5?int schedule_date:flags.7?int version:int = GroupCall;
 
 inputGroupCall#d8aa840f id:long access_hash:long = InputGroupCall;
 
-groupCallParticipant#b96b25ee flags:# muted:flags.0?true left:flags.1?true can_self_unmute:flags.2?true just_joined:flags.4?true versioned:flags.5?true min:flags.8?true muted_by_you:flags.9?true volume_by_admin:flags.10?true self:flags.12?true peer:Peer date:int active_date:flags.3?int source:int volume:flags.7?int about:flags.11?string raise_hand_rating:flags.13?long params:flags.6?DataJSON = GroupCallParticipant;
+groupCallParticipant#eba636fe flags:# muted:flags.0?true left:flags.1?true can_self_unmute:flags.2?true just_joined:flags.4?true versioned:flags.5?true min:flags.8?true muted_by_you:flags.9?true volume_by_admin:flags.10?true self:flags.12?true video_joined:flags.15?true peer:Peer date:int active_date:flags.3?int source:int volume:flags.7?int about:flags.11?string raise_hand_rating:flags.13?long video:flags.6?GroupCallParticipantVideo presentation:flags.14?GroupCallParticipantVideo = GroupCallParticipant;
 
 phone.groupCall#9e727aad call:GroupCall participants:Vector<GroupCallParticipant> participants_next_offset:string chats:Vector<Chat> users:Vector<User> = phone.GroupCall;
 
@@ -1245,6 +1246,10 @@ phone.joinAsPeers#afe5623f peers:Vector<Peer> chats:Vector<Chat> users:Vector<Us
 
 phone.exportedGroupCallInvite#204bd158 link:string = phone.ExportedGroupCallInvite;
 
+groupCallParticipantVideoSourceGroup#dcb118b7 semantics:string sources:Vector<int> = GroupCallParticipantVideoSourceGroup;
+
+groupCallParticipantVideo#78e41663 flags:# paused:flags.0?true endpoint:string source_groups:Vector<GroupCallParticipantVideoSourceGroup> = GroupCallParticipantVideo;
+
 ---functions---
 
 invokeAfterMsg#cb9f372d {X:Type} msg_id:long query:!X = X;
@@ -1617,22 +1622,24 @@ phone.setCallRating#59ead627 flags:# user_initiative:flags.0?true peer:InputPhon
 phone.saveCallDebug#277add7e peer:InputPhoneCall debug:DataJSON = Bool;
 phone.sendSignalingData#ff7a9383 peer:InputPhoneCall data:bytes = Bool;
 phone.createGroupCall#48cdc6d8 flags:# peer:InputPeer random_id:int title:flags.0?string schedule_date:flags.1?int = Updates;
-phone.joinGroupCall#b132ff7b flags:# muted:flags.0?true call:InputGroupCall join_as:InputPeer invite_hash:flags.1?string params:DataJSON = Updates;
+phone.joinGroupCall#b132ff7b flags:# muted:flags.0?true video_stopped:flags.2?true call:InputGroupCall join_as:InputPeer invite_hash:flags.1?string params:DataJSON = Updates;
 phone.leaveGroupCall#500377f9 call:InputGroupCall source:int = Updates;
 phone.inviteToGroupCall#7b393160 call:InputGroupCall users:Vector<InputUser> = Updates;
 phone.discardGroupCall#7a777135 call:InputGroupCall = Updates;
 phone.toggleGroupCallSettings#74bbb43d flags:# reset_invite_hash:flags.1?true call:InputGroupCall join_muted:flags.0?Bool = Updates;
 phone.getGroupCall#c7cb017 call:InputGroupCall = phone.GroupCall;
 phone.getGroupParticipants#c558d8ab call:InputGroupCall ids:Vector<InputPeer> sources:Vector<int> offset:string limit:int = phone.GroupParticipants;
-phone.checkGroupCall#b74a7bea call:InputGroupCall source:int = Bool;
+phone.checkGroupCall#b59cf977 call:InputGroupCall sources:Vector<int> = Vector<int>;
 phone.toggleGroupCallRecord#c02a66d7 flags:# start:flags.0?true call:InputGroupCall title:flags.1?string = Updates;
-phone.editGroupCallParticipant#d975eb80 flags:# muted:flags.0?true call:InputGroupCall participant:InputPeer volume:flags.1?int raise_hand:flags.2?Bool = Updates;
+phone.editGroupCallParticipant#a5273abf flags:# call:InputGroupCall participant:InputPeer muted:flags.0?Bool volume:flags.1?int raise_hand:flags.2?Bool video_stopped:flags.3?Bool video_paused:flags.4?Bool presentation_paused:flags.5?Bool = Updates;
 phone.editGroupCallTitle#1ca6ac0a call:InputGroupCall title:string = Updates;
 phone.getGroupCallJoinAs#ef7c213a peer:InputPeer = phone.JoinAsPeers;
 phone.exportGroupCallInvite#e6aa647f flags:# can_self_unmute:flags.0?true call:InputGroupCall = phone.ExportedGroupCallInvite;
 phone.toggleGroupCallStartSubscription#219c34e6 call:InputGroupCall subscribed:Bool = Updates;
 phone.startScheduledGroupCall#5680e342 call:InputGroupCall = Updates;
 phone.saveDefaultGroupCallJoinAs#575e1f8c peer:InputPeer join_as:InputPeer = Bool;
+phone.joinGroupCallPresentation#cbea6bc4 call:InputGroupCall params:DataJSON = Updates;
+phone.leaveGroupCallPresentation#1c50d144 call:InputGroupCall = Updates;
 
 langpack.getLangPack#f2f2330a lang_pack:string lang_code:string = LangPackDifference;
 langpack.getStrings#efea3803 lang_pack:string lang_code:string keys:Vector<string> = Vector<LangPackString>;
@@ -1649,4 +1656,4 @@ stats.getMegagroupStats#dcdf8607 flags:# dark:flags.0?true channel:InputChannel
 stats.getMessagePublicForwards#5630281b channel:InputChannel msg_id:int offset_rate:int offset_peer:InputPeer offset_id:int limit:int = messages.Messages;
 stats.getMessageStats#b6e0a3f5 flags:# dark:flags.0?true channel:InputChannel msg_id:int = stats.MessageStats;
 
-// LAYER 128
+// LAYER 129

Telegram/Resources/uwp/AppX/AppxManifest.xml

@@ -9,7 +9,7 @@
   <Identity Name="TelegramMessengerLLP.TelegramDesktop"
     ProcessorArchitecture="ARCHITECTURE"
     Publisher="CN=536BC709-8EE1-4478-AF22-F0F0F26FF64A"
-    Version="2.7.3.0" />
+    Version="2.7.7.0" />
   <Properties>
     <DisplayName>Telegram Desktop</DisplayName>
     <PublisherDisplayName>Telegram Messenger LLP</PublisherDisplayName>

Telegram/Resources/winrc/Telegram.rc

@@ -44,8 +44,8 @@ IDI_ICON1               ICON                    "..\\art\\icon256.ico"
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,7,3,0
- PRODUCTVERSION 2,7,3,0
+ FILEVERSION 2,7,7,0
+ PRODUCTVERSION 2,7,7,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -62,10 +62,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop"
-            VALUE "FileVersion", "2.7.3.0"
+            VALUE "FileVersion", "2.7.7.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.7.3.0"
+            VALUE "ProductVersion", "2.7.7.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/Resources/winrc/Updater.rc

@@ -35,8 +35,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 2,7,3,0
- PRODUCTVERSION 2,7,3,0
+ FILEVERSION 2,7,7,0
+ PRODUCTVERSION 2,7,7,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -53,10 +53,10 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Telegram FZ-LLC"
             VALUE "FileDescription", "Telegram Desktop Updater"
-            VALUE "FileVersion", "2.7.3.0"
+            VALUE "FileVersion", "2.7.7.0"
             VALUE "LegalCopyright", "Copyright (C) 2014-2021"
             VALUE "ProductName", "Telegram Desktop"
-            VALUE "ProductVersion", "2.7.3.0"
+            VALUE "ProductVersion", "2.7.7.0"
         END
     END
     BLOCK "VarFileInfo"

Telegram/SourceFiles/_other/packer.cpp

@@ -47,6 +47,18 @@ typedef signed int int32;
 
 namespace{
 
+struct BIODeleter {
+	void operator()(BIO *value) {
+		BIO_free(value);
+	}
+};
+
+inline auto makeBIO(const void *buf, int len) {
+	return std::unique_ptr<BIO, BIODeleter>{
+		BIO_new_mem_buf(buf, len),
+	};
+}
+
 inline uint32 sha1Shift(uint32 v, uint32 shift) {
 	return ((v << shift) | (v >> (32 - shift)));
 }
@@ -430,7 +442,15 @@ int main(int argc, char *argv[])
 	uint32 siglen = 0;
 
 	cout << "Signing..\n";
-	RSA *prKey = PEM_read_bio_RSAPrivateKey(BIO_new_mem_buf(const_cast<char*>((BetaChannel || AlphaVersion) ? PrivateBetaKey : PrivateKey), -1), 0, 0, 0);
+	RSA *prKey = [] {
+		const auto bio = makeBIO(
+			const_cast<char*>(
+				(BetaChannel || AlphaVersion)
+					? PrivateBetaKey
+					: PrivateKey),
+			-1);
+		return PEM_read_bio_RSAPrivateKey(bio.get(), 0, 0, 0);
+	}();
 	if (!prKey) {
 		cout << "Could not read RSA private key!\n";
 		return -1;
@@ -453,7 +473,15 @@ int main(int argc, char *argv[])
 	}
 
 	cout << "Checking signature..\n";
-	RSA *pbKey = PEM_read_bio_RSAPublicKey(BIO_new_mem_buf(const_cast<char*>((BetaChannel || AlphaVersion) ? PublicBetaKey : PublicKey), -1), 0, 0, 0);
+	RSA *pbKey = [] {
+		const auto bio = makeBIO(
+			const_cast<char*>(
+				(BetaChannel || AlphaVersion)
+					? PublicBetaKey
+					: PublicKey),
+			-1);
+		return PEM_read_bio_RSAPublicKey(bio.get(), 0, 0, 0);
+	}();
 	if (!pbKey) {
 		cout << "Could not read RSA public key!\n";
 		return -1;
@@ -510,7 +538,12 @@ QString countAlphaVersionSignature(quint64 version) { // duplicated in autoupdat
 
 	uint32 siglen = 0;
 
-	RSA *prKey = PEM_read_bio_RSAPrivateKey(BIO_new_mem_buf(const_cast<char*>(cAlphaPrivateKey.constData()), -1), 0, 0, 0);
+	RSA *prKey = [&] {
+		const auto bio = makeBIO(
+			const_cast<char*>(cAlphaPrivateKey.constData()),
+			-1);
+		return PEM_read_bio_RSAPrivateKey(bio.get(), 0, 0, 0);
+	}();
 	if (!prKey) {
 		cout << "Error: Could not read alpha private key!\n";
 		return QString();

Telegram/SourceFiles/_other/updater_linux.cpp

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <cstdio>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <sys/sendfile.h>
 #include <cstdlib>
 #include <unistd.h>
 #include <dirent.h>
@@ -87,7 +88,7 @@ void writeLog(const char *format, ...) {
 	va_end(args);
 }
 
-bool copyFile(const char *from, const char *to) {
+bool copyFile(const char *from, const char *to, bool writeprotected) {
 	FILE *ffrom = fopen(from, "rb"), *fto = fopen(to, "wb");
 	if (!ffrom) {
 		if (fto) fclose(fto);
@@ -97,11 +98,6 @@ bool copyFile(const char *from, const char *to) {
 		fclose(ffrom);
 		return false;
 	}
-	static const int BufSize = 65536;
-	char buf[BufSize];
-	while (size_t size = fread(buf, 1, BufSize, ffrom)) {
-		fwrite(buf, 1, size, fto);
-	}
 
 	struct stat fst; // from http://stackoverflow.com/questions/5486774/keeping-fileowner-and-permissions-after-copying-file-in-c
 	//let's say this wont fail since you already worked OK on that fp
@@ -110,8 +106,35 @@ bool copyFile(const char *from, const char *to) {
 		fclose(fto);
 		return false;
 	}
+
+	ssize_t copied = sendfile(
+		fileno(fto),
+		fileno(ffrom),
+		nullptr,
+		fst.st_size);
+
+	if (copied == -1) {
+		writeLog(
+			"Copy by sendfile '%s' to '%s' failed, error: %d, fallback now.",
+			from,
+			to,
+			int(errno));
+		static const int BufSize = 65536;
+		char buf[BufSize];
+		while (size_t size = fread(buf, 1, BufSize, ffrom)) {
+			fwrite(buf, 1, size, fto);
+		}
+	} else {
+		writeLog(
+			"Copy by sendfile '%s' to '%s' done, size: %d, result: %d.",
+			from,
+			to,
+			int(fst.st_size),
+			int(copied));
+	}
+
 	//update to the same uid/gid
-	if (fchown(fileno(fto), fst.st_uid, fst.st_gid) != 0) {
+	if (!writeprotected && fchown(fileno(fto), fst.st_uid, fst.st_gid) != 0) {
 		fclose(ffrom);
 		fclose(fto);
 		return false;
@@ -210,7 +233,7 @@ void delFolder() {
 	rmdir(delFolder.c_str());
 }
 
-bool update() {
+bool update(bool writeprotected) {
 	writeLog("Update started..");
 
 	string updDir = workDir + "tupdates/temp", readyFilePath = workDir + "tupdates/temp/ready", tdataDir = workDir + "tupdates/temp/tdata";
@@ -323,7 +346,7 @@ bool update() {
 		writeLog("Copying file '%s' to '%s'..", fname.c_str(), tofname.c_str());
 		int copyTries = 0, triesLimit = 30;
 		do {
-			if (!copyFile(fname.c_str(), tofname.c_str())) {
+			if (!copyFile(fname.c_str(), tofname.c_str(), writeprotected)) {
 				++copyTries;
 				usleep(100000);
 			} else {
@@ -358,6 +381,7 @@ int main(int argc, char *argv[]) {
 	bool needupdate = true;
 	bool autostart = false;
 	bool debug = false;
+	bool writeprotected = false;
 	bool tosettings = false;
 	bool startintray = false;
 	bool testmode = false;
@@ -383,6 +407,8 @@ int main(int argc, char *argv[]) {
 			tosettings = true;
 		} else if (equal(argv[i], "-workdir_custom")) {
 			customWorkingDir = true;
+		} else if (equal(argv[i], "-writeprotected")) {
+			writeprotected = true;
 		} else if (equal(argv[i], "-key") && ++i < argc) {
 			key = argv[i];
 		} else if (equal(argv[i], "-workpath") && ++i < argc) {
@@ -404,6 +430,7 @@ int main(int argc, char *argv[]) {
 	}
 	if (needupdate) writeLog("Need to update!");
 	if (autostart) writeLog("From autostart!");
+	if (writeprotected) writeLog("Write Protected folder!");
 
 	updaterName = CurrentExecutablePath(argc, argv);
 	writeLog("Updater binary full path is: %s", updaterName.c_str());
@@ -454,7 +481,7 @@ int main(int argc, char *argv[]) {
 				} else {
 					writeLog("Passed workpath is '%s'", workDir.c_str());
 				}
-				update();
+				update(writeprotected);
 			}
 		} else {
 			writeLog("Error: bad exe name!");
@@ -494,14 +521,17 @@ int main(int argc, char *argv[]) {
 	}
 	args.push_back(nullptr);
 
-	pid_t pid = fork();
-	switch (pid) {
-	case -1:
-		writeLog("fork() failed!");
-		return 1;
-	case 0:
-		execv(path, args.data());
-		return 1;
+	// let the parent launch instead
+	if (!writeprotected) {
+		pid_t pid = fork();
+		switch (pid) {
+		case -1:
+			writeLog("fork() failed!");
+			return 1;
+		case 0:
+			execv(args[0], args.data());
+			return 1;
+		}
 	}
 
 	writeLog("Executed Telegram, closing log and quitting..");

Telegram/SourceFiles/api/api_updates.cpp

@@ -867,7 +867,11 @@ void Updates::updateOnline() {
 }
 
 bool Updates::isIdle() const {
-	return _isIdle;
+	return _isIdle.current();
+}
+
+rpl::producer<bool> Updates::isIdleValue() const {
+	return _isIdle.value();
 }
 
 void Updates::updateOnline(bool gotOtherOffline) {
@@ -881,7 +885,7 @@ void Updates::updateOnline(bool gotOtherOffline) {
 		const auto idle = crl::now() - Core::App().lastNonIdleTime();
 		if (idle >= config.offlineIdleTimeout) {
 			isOnline = false;
-			if (!_isIdle) {
+			if (!isIdle()) {
 				_isIdle = true;
 				_idleFinishTimer.callOnce(900);
 			}
@@ -932,10 +936,9 @@ void Updates::updateOnline(bool gotOtherOffline) {
 void Updates::checkIdleFinish() {
 	if (crl::now() - Core::App().lastNonIdleTime()
 		< _session->serverConfig().offlineIdleTimeout) {
+		updateOnline();
 		_idleFinishTimer.cancel();
 		_isIdle = false;
-		updateOnline();
-		App::wnd()->checkHistoryActivation();
 	} else {
 		_idleFinishTimer.callOnce(900);
 	}
@@ -1878,6 +1881,7 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 	case mtpc_updatePhoneCall:
 	case mtpc_updatePhoneCallSignalingData:
 	case mtpc_updateGroupCallParticipants:
+	case mtpc_updateGroupCallConnection:
 	case mtpc_updateGroupCall: {
 		Core::App().calls().handleUpdate(&session(), update);
 	} break;

Telegram/SourceFiles/api/api_updates.h

@@ -40,6 +40,7 @@ public:
 
 	void updateOnline();
 	[[nodiscard]] bool isIdle() const;
+	[[nodiscard]] rpl::producer<bool> isIdleValue() const;
 	void checkIdleFinish();
 	bool lastWasOnline() const;
 	crl::time lastSetOnline() const;
@@ -185,7 +186,7 @@ private:
 	base::Timer _idleFinishTimer;
 	crl::time _lastSetOnline = 0;
 	bool _lastWasOnline = false;
-	bool _isIdle = false;
+	rpl::variable<bool> _isIdle = false;
 
 	rpl::lifetime _lifetime;
 

Telegram/SourceFiles/boxes/boxes.style

@@ -433,7 +433,7 @@ editMediaButtonFileSkipRight: 1px;
 editMediaButtonFileSkipTop: 7px;
 
 editMediaButtonIconFile: icon {{ "settings_edit", menuIconFg }};
-editMediaButtonIconPhoto: icon {{ "settings_edit", msgServiceFg }};
+editMediaButtonIconPhoto: icon {{ "settings_edit", roundedFg }};
 editMediaButton: IconButton {
 	width: editMediaButtonSize;
 	height: editMediaButtonSize;
@@ -464,8 +464,8 @@ sendBoxAlbumGroupButtonFile: IconButton(editMediaButton) {
 sendBoxAlbumGroupEditButtonIconFile: editMediaButtonIconFile;
 sendBoxAlbumGroupDeleteButtonIconFile: icon {{ "history_file_cancel", menuIconFg, point(6px, 6px) }};
 
-sendBoxAlbumGroupButtonMediaEdit: icon {{ "settings_edit", msgServiceFg, point(3px, -2px) }};
-sendBoxAlbumGroupButtonMediaDelete: icon {{ "history_file_cancel", msgServiceFg, point(2px, 5px) }};
+sendBoxAlbumGroupButtonMediaEdit: icon {{ "settings_edit", roundedFg, point(3px, -2px) }};
+sendBoxAlbumGroupButtonMediaDelete: icon {{ "history_file_cancel", roundedFg, point(2px, 5px) }};
 sendBoxAlbumGroupButtonMedia: IconButton {
 	width: sendBoxAlbumGroupHeight;
 	height: sendBoxAlbumGroupHeight;
@@ -729,10 +729,6 @@ termsAgePadding: margins(22px, 16px, 16px, 0px);
 
 themesSmallSkip: 10px;
 themesBackgroundSize: 120px;
-themesScroll: ScrollArea(defaultScrollArea) {
-	bottomsh: 0px;
-	topsh: 0px;
-}
 themesMenuToggle: IconButton(defaultIconButton) {
 	width: 44px;
 	height: 44px;

Telegram/SourceFiles/boxes/connection_box.cpp

@@ -26,6 +26,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/effects/animations.h"
 #include "ui/effects/radial_animation.h"
 #include "ui/text/text_options.h"
+#include "ui/basic_click_handlers.h"
 #include "facades.h"
 #include "styles/style_layers.h"
 #include "styles/style_boxes.h"
@@ -1086,10 +1087,25 @@ void ProxiesBoxController::ShowApplyConfirmation(
 		proxy.password = fields.value(qsl("secret"));
 	}
 	if (proxy) {
+		const auto displayed = "https://" + server + "/";
+		const auto parsed = QUrl::fromUserInput(displayed);
+		const auto displayUrl = !UrlClickHandler::IsSuspicious(displayed)
+			? displayed
+			: parsed.isValid()
+			? QString::fromUtf8(parsed.toEncoded())
+			: UrlClickHandler::ShowEncoded(displayed);
+		const auto displayServer = QString(
+			displayUrl
+		).replace(
+			QRegularExpression(
+				"^https://",
+				QRegularExpression::CaseInsensitiveOption),
+			QString()
+		).replace(QRegularExpression("/$"), QString());
 		const auto text = tr::lng_sure_enable_socks(
 			tr::now,
 			lt_server,
-			server,
+			displayServer,
 			lt_port,
 			QString::number(port))
 			+ (proxy.type == Type::Mtproto

Telegram/SourceFiles/boxes/edit_caption_box.cpp

@@ -47,6 +47,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/input_fields.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/checkbox.h"
+#include "ui/text/format_song_document_name.h"
 #include "ui/text/format_values.h"
 #include "ui/text/text_options.h"
 #include "ui/chat/attach/attach_prepare.h"
@@ -220,7 +221,7 @@ EditCaptionBox::EditCaptionBox(
 			const auto document = _documentMedia->owner();
 			const auto nameString = document->isVoiceMessage()
 				? tr::lng_media_audio(tr::now)
-				: document->composeNameString();
+				: Ui::Text::FormatSongNameFor(document).string();
 			setName(nameString, document->size);
 			_isImage = document->isImage();
 			_isAudio = document->isVoiceMessage()
@@ -486,13 +487,13 @@ void EditCaptionBox::handleStreamingError(Error &&error) {
 }
 
 void EditCaptionBox::streamingReady(Information &&info) {
-	const auto calculateGifDimensions = [&]() {
+	const auto calculateGifDimensions = [&] {
 		const auto scaled = QSize(
 			info.video.size.width(),
 			info.video.size.height()
 		).scaled(
-			st::sendMediaPreviewSize * cIntRetinaFactor(),
-			st::confirmMaxHeight * cIntRetinaFactor(),
+			st::sendMediaPreviewSize,
+			st::confirmMaxHeight,
 			Qt::KeepAspectRatio);
 		_thumbw = _gifw = scaled.width();
 		_thumbh = _gifh = scaled.height();
@@ -549,10 +550,10 @@ void EditCaptionBox::updateEditPreview() {
 	if (shouldAsDoc) {
 		auto nameString = filename;
 		if (const auto song = std::get_if<Info::Song>(fileMedia)) {
-			nameString = Ui::ComposeNameString(
+			nameString = Ui::Text::FormatSongName(
 				filename,
 				song->title,
-				song->performer);
+				song->performer).string();
 			_isAudio = true;
 
 			if (auto cover = song->cover; !cover.isNull()) {
@@ -620,7 +621,7 @@ void EditCaptionBox::updateEditMediaButton() {
 	const auto icon = _doc
 		? &st::editMediaButtonIconFile
 		: &st::editMediaButtonIconPhoto;
-	const auto color = _doc ? &st::windowBgRipple : &st::callFingerprintBg;
+	const auto color = _doc ? &st::windowBgRipple : &st::roundedBg;
 	_editMedia->setIconOverride(icon);
 	_editMedia->setRippleColorOverride(color);
 	_editMedia->setForceRippled(!_doc, anim::type::instant);

Telegram/SourceFiles/boxes/edit_color_box.cpp

@@ -349,7 +349,9 @@ EditColorBox::Slider::Slider(
 , _type(type)
 , _color(color.red(), color.green(), color.blue())
 , _value(valueFromColor(color))
-, _transparent((_type == Type::Opacity) ? style::transparentPlaceholderBrush() : QBrush()) {
+, _transparent((_type == Type::Opacity)
+		? style::TransparentPlaceholder()
+		: QBrush()) {
 	prepareMinSize();
 }
 
@@ -758,7 +760,7 @@ EditColorBox::EditColorBox(
 , _greenField(this, st::colorValueInput, "G", 255)
 , _blueField(this, st::colorValueInput, "B", 255)
 , _result(this, st::colorResultInput)
-, _transparent(style::transparentPlaceholderBrush())
+, _transparent(style::TransparentPlaceholder())
 , _current(current)
 , _new(current) {
 	if (_mode == Mode::RGBA) {

Telegram/SourceFiles/boxes/peer_list_box.cpp

@@ -434,6 +434,7 @@ PeerListRow::PeerListRow(not_null<PeerData*> peer)
 PeerListRow::PeerListRow(not_null<PeerData*> peer, PeerListRowId id)
 : _id(id)
 , _peer(peer)
+, _hidden(false)
 , _initialized(false)
 , _isSearchResult(false)
 , _isSavedMessagesChat(false)
@@ -442,6 +443,7 @@ PeerListRow::PeerListRow(not_null<PeerData*> peer, PeerListRowId id)
 
 PeerListRow::PeerListRow(PeerListRowId id)
 : _id(id)
+, _hidden(false)
 , _initialized(false)
 , _isSearchResult(false)
 , _isSavedMessagesChat(false)
@@ -529,7 +531,7 @@ QString PeerListRow::generateShortName() {
 		: peer()->shortName();
 }
 
-std::shared_ptr<Data::CloudImageView> PeerListRow::ensureUserpicView() {
+std::shared_ptr<Data::CloudImageView> &PeerListRow::ensureUserpicView() {
 	if (!_userpic) {
 		_userpic = peer()->createUserpicView();
 	}
@@ -588,11 +590,14 @@ void PeerListRow::paintStatusText(
 	_status.drawLeftElided(p, x, y, availableWidth, outerWidth);
 }
 
-template <typename UpdateCallback>
-void PeerListRow::addRipple(const style::PeerListItem &st, QSize size, QPoint point, UpdateCallback updateCallback) {
+template <typename MaskGenerator, typename UpdateCallback>
+void PeerListRow::addRipple(const style::PeerListItem &st, MaskGenerator &&maskGenerator, QPoint point, UpdateCallback &&updateCallback) {
 	if (!_ripple) {
-		auto mask = Ui::RippleAnimation::rectMask(size);
-		_ripple = std::make_unique<Ui::RippleAnimation>(st.button.ripple, std::move(mask), std::move(updateCallback));
+		auto mask = maskGenerator();
+		if (mask.isNull()) {
+			return;
+		}
+		_ripple = std::make_unique<Ui::RippleAnimation>(st.button.ripple, std::move(mask), std::forward<UpdateCallback>(updateCallback));
 	}
 	_ripple->add(point);
 }
@@ -741,12 +746,42 @@ PeerListContent::PeerListContent(
 	_repaintByStatus.setCallback([this] { update(); });
 }
 
+void PeerListContent::setMode(Mode mode) {
+	if (mode == Mode::Default && _mode == Mode::Default) {
+		return;
+	}
+	_mode = mode;
+	switch (_mode) {
+	case Mode::Default:
+		_rowHeight = _st.item.height;
+		break;
+	case Mode::Custom:
+		_rowHeight = _controller->customRowHeight();
+		break;
+	}
+	const auto wasMouseSelection = _mouseSelection;
+	const auto wasLastMousePosition = _lastMousePosition;
+	_contextMenu = nullptr;
+	if (wasMouseSelection) {
+		setSelected(Selected());
+	}
+	setPressed(Selected());
+	refreshRows();
+	if (wasMouseSelection && wasLastMousePosition) {
+		selectByMouse(*wasLastMousePosition);
+	}
+}
+
 void PeerListContent::appendRow(std::unique_ptr<PeerListRow> row) {
 	Expects(row != nullptr);
 
 	if (_rowsById.find(row->id()) == _rowsById.cend()) {
 		row->setAbsoluteIndex(_rows.size());
 		addRowEntry(row.get());
+		if (!_hiddenRows.empty()) {
+			Assert(!row->hidden());
+			_filterResults.push_back(row.get());
+		}
 		_rows.push_back(std::move(row));
 	}
 }
@@ -784,6 +819,17 @@ void PeerListContent::changeCheckState(
 		[=] { updateRow(row); });
 }
 
+void PeerListContent::setRowHidden(not_null<PeerListRow*> row, bool hidden) {
+	Expects(!row->isSearchResult());
+
+	row->setHidden(hidden);
+	if (hidden) {
+		_hiddenRows.emplace(row);
+	} else {
+		_hiddenRows.remove(row);
+	}
+}
+
 void PeerListContent::addRowEntry(not_null<PeerListRow*> row) {
 	if (_controller->respectSavedMessagesChat() && !row->special()) {
 		if (row->peer()->isSelf()) {
@@ -850,6 +896,10 @@ void PeerListContent::prependRow(std::unique_ptr<PeerListRow> row) {
 
 	if (_rowsById.find(row->id()) == _rowsById.cend()) {
 		addRowEntry(row.get());
+		if (!_hiddenRows.empty()) {
+			Assert(!row->hidden());
+			_filterResults.insert(_filterResults.begin(), row.get());
+		}
 		_rows.insert(_rows.begin(), std::move(row));
 		refreshIndices();
 	}
@@ -865,6 +915,10 @@ void PeerListContent::prependRowFromSearchResult(not_null<PeerListRow*> row) {
 	Assert(_searchRows[index].get() == row);
 
 	row->setIsSearchResult(false);
+	if (!_hiddenRows.empty()) {
+		Assert(!row->hidden());
+		_filterResults.insert(_filterResults.begin(), row);
+	}
 	_rows.insert(_rows.begin(), std::move(_searchRows[index]));
 	refreshIndices();
 	removeRowAtIndex(_searchRows, index);
@@ -918,6 +972,7 @@ void PeerListContent::removeRow(not_null<PeerListRow*> row) {
 	_filterResults.erase(
 		ranges::remove(_filterResults, row),
 		end(_filterResults));
+	_hiddenRows.remove(row);
 	removeRowAtIndex(eraseFrom, index);
 
 	restoreSelection();
@@ -955,7 +1010,9 @@ void PeerListContent::convertRowToSearchResult(not_null<PeerListRow*> row) {
 
 	removeFromSearchIndex(row);
 	row->setIsSearchResult(true);
+	row->setHidden(false);
 	row->setAbsoluteIndex(_searchRows.size());
+	_hiddenRows.remove(row);
 	_searchRows.push_back(std::move(_rows[index]));
 	removeRowAtIndex(_rows, index);
 }
@@ -1040,6 +1097,14 @@ int PeerListContent::labelHeight() const {
 }
 
 void PeerListContent::refreshRows() {
+	if (!_hiddenRows.empty()) {
+		_filterResults.clear();
+		for (const auto &row : _rows) {
+			if (!row->hidden()) {
+				_filterResults.push_back(row.get());
+			}
+		}
+	}
 	resizeToWidth(width());
 	if (_visibleBottom > 0) {
 		checkScrollForPreload();
@@ -1053,7 +1118,7 @@ void PeerListContent::refreshRows() {
 void PeerListContent::setSearchMode(PeerListSearchMode mode) {
 	if (_searchMode != mode) {
 		if (!addingToSearchIndex()) {
-			for_const (auto &row, _rows) {
+			for (const auto &row : _rows) {
 				addToSearchIndex(row.get());
 			}
 		}
@@ -1080,25 +1145,27 @@ void PeerListContent::clearSearchRows() {
 void PeerListContent::paintEvent(QPaintEvent *e) {
 	Painter p(this);
 
-	auto clip = e->rect();
-	p.fillRect(clip, _st.item.button.textBg);
+	const auto clip = e->rect();
+	if (_mode != Mode::Custom) {
+		p.fillRect(clip, _st.item.button.textBg);
+	}
 
-	auto repaintByStatusAfter = _repaintByStatus.remainingTime();
+	const auto repaintByStatusAfter = _repaintByStatus.remainingTime();
 	auto repaintAfterMin = repaintByStatusAfter;
 
-	auto rowsTopCached = rowsTop();
-	auto ms = crl::now();
-	auto yFrom = clip.y() - rowsTopCached;
-	auto yTo = clip.y() + clip.height() - rowsTopCached;
+	const auto rowsTopCached = rowsTop();
+	const auto now = crl::now();
+	const auto yFrom = clip.y() - rowsTopCached;
+	const auto yTo = clip.y() + clip.height() - rowsTopCached;
 	p.translate(0, rowsTopCached);
-	auto count = shownRowsCount();
+	const auto count = shownRowsCount();
 	if (count > 0) {
-		auto from = floorclamp(yFrom, _rowHeight, 0, count);
-		auto to = ceilclamp(yTo, _rowHeight, 0, count);
+		const auto from = floorclamp(yFrom, _rowHeight, 0, count);
+		const auto to = ceilclamp(yTo, _rowHeight, 0, count);
 		p.translate(0, from * _rowHeight);
 		for (auto index = from; index != to; ++index) {
-			auto repaintAfter = paintRow(p, ms, RowIndex(index));
-			if (repaintAfter >= 0
+			const auto repaintAfter = paintRow(p, now, RowIndex(index));
+			if (repaintAfter > 0
 				&& (repaintAfterMin < 0
 					|| repaintAfterMin > repaintAfter)) {
 				repaintAfterMin = repaintAfter;
@@ -1213,9 +1280,16 @@ void PeerListContent::mousePressEvent(QMouseEvent *e) {
 				row->addActionRipple(point, std::move(updateCallback));
 			}
 		} else {
-			auto size = QSize(width(), _rowHeight);
 			auto point = mapFromGlobal(QCursor::pos()) - QPoint(0, getRowTop(_selected.index));
-			row->addRipple(_st.item, size, point, std::move(updateCallback));
+			if (_mode == Mode::Custom) {
+				row->addRipple(_st.item, _controller->customRowRippleMaskGenerator(), point, std::move(updateCallback));
+			} else {
+				const auto maskGenerator = [&] {
+					return Ui::RippleAnimation::rectMask(
+						QSize(width(), _rowHeight));
+				};
+				row->addRipple(_st.item, maskGenerator, point, std::move(updateCallback));
+			}
 		}
 	}
 	if (anim::Disabled()) {
@@ -1246,13 +1320,22 @@ void PeerListContent::mousePressReleased(Qt::MouseButton button) {
 
 void PeerListContent::showRowMenu(
 		not_null<PeerListRow*> row,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed) {
-	showRowMenu(findRowIndex(row), QCursor::pos(), std::move(destroyed));
+	const auto index = findRowIndex(row);
+	showRowMenu(
+		index,
+		row,
+		QCursor::pos(),
+		highlightRow,
+		std::move(destroyed));
 }
 
 bool PeerListContent::showRowMenu(
 		RowIndex index,
+		PeerListRow *row,
 		QPoint globalPos,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed) {
 	if (_contextMenu) {
 		_contextMenu->setDestroyedCallback(nullptr);
@@ -1263,7 +1346,9 @@ bool PeerListContent::showRowMenu(
 		mousePressReleased(_pressButton);
 	}
 
-	const auto row = getRow(index);
+	if (highlightRow) {
+		row = getRow(index);
+	}
 	if (!row) {
 		return false;
 	}
@@ -1274,11 +1359,15 @@ bool PeerListContent::showRowMenu(
 		return false;
 	}
 
-	setContexted({ index, false });
+	if (highlightRow) {
+		setContexted({ index, false });
+	}
 	raw->setDestroyedCallback(crl::guard(
 		this,
 		[=] {
-			setContexted(Selected());
+			if (highlightRow) {
+				setContexted(Selected());
+			}
 			handleMouseMove(QCursor::pos());
 			if (destroyed) {
 				destroyed(raw);
@@ -1292,7 +1381,7 @@ void PeerListContent::contextMenuEvent(QContextMenuEvent *e) {
 	if (e->reason() == QContextMenuEvent::Mouse) {
 		handleMouseMove(e->globalPos());
 	}
-	if (showRowMenu(_selected.index, e->globalPos())) {
+	if (showRowMenu(_selected.index, nullptr, e->globalPos(), true)) {
 		e->accept();
 	}
 }
@@ -1307,7 +1396,7 @@ void PeerListContent::setPressed(Selected pressed) {
 
 crl::time PeerListContent::paintRow(
 		Painter &p,
-		crl::time ms,
+		crl::time now,
 		RowIndex index) {
 	const auto row = getRow(index);
 	Assert(row != nullptr);
@@ -1315,13 +1404,15 @@ crl::time PeerListContent::paintRow(
 	row->lazyInitialize(_st.item);
 
 	auto refreshStatusAt = row->refreshStatusTime();
-	if (refreshStatusAt >= 0 && ms >= refreshStatusAt) {
+	if (refreshStatusAt > 0 && now >= refreshStatusAt) {
 		row->refreshStatus();
 		refreshStatusAt = row->refreshStatusTime();
 	}
+	const auto refreshStatusIn = (refreshStatusAt > 0)
+		? std::max(refreshStatusAt - now, crl::time(1))
+		: 0;
 
 	const auto peer = row->special() ? nullptr : row->peer().get();
-	const auto user = peer ? peer->asUser() : nullptr;
 	const auto active = (_contexted.index.value >= 0)
 		? _contexted
 		: (_pressed.index.value >= 0)
@@ -1330,6 +1421,11 @@ crl::time PeerListContent::paintRow(
 	const auto selected = (active.index == index);
 	const auto actionSelected = (selected && active.action);
 
+	if (_mode == Mode::Custom) {
+		_controller->customRowPaint(p, now, row, selected);
+		return refreshStatusIn;
+	}
+
 	const auto &bg = selected
 		? _st.item.button.textBgOver
 		: _st.item.button.textBg;
@@ -1412,7 +1508,7 @@ crl::time PeerListContent::paintRow(
 	} else {
 		row->paintStatusText(p, _st.item, _st.item.statusPosition.x(), _st.item.statusPosition.y(), statusw, width(), selected);
 	}
-	return (refreshStatusAt - ms);
+	return refreshStatusIn;
 }
 
 PeerListContent::SkipResult PeerListContent::selectSkip(int direction) {
@@ -1562,6 +1658,8 @@ void PeerListContent::searchQueryChanged(QString query) {
 	if (_normalizedSearchQuery != normalizedQuery) {
 		setSearchQuery(query, normalizedQuery);
 		if (_controller->searchInLocal() && !searchWordsList.isEmpty()) {
+			Assert(_hiddenRows.empty());
+
 			auto minimalList = (const std::vector<not_null<PeerListRow*>>*)nullptr;
 			for (const auto &searchWord : searchWordsList) {
 				auto searchWordStart = searchWord[0].toLower();
@@ -1611,15 +1709,17 @@ void PeerListContent::searchQueryChanged(QString query) {
 }
 
 std::unique_ptr<PeerListState> PeerListContent::saveState() const {
+	Expects(_hiddenRows.empty());
+
 	auto result = std::make_unique<PeerListState>();
 	result->controllerState
 		= std::make_unique<PeerListController::SavedStateBase>();
 	result->list.reserve(_rows.size());
-	for (auto &row : _rows) {
+	for (const auto &row : _rows) {
 		result->list.push_back(row->peer());
 	}
 	result->filterResults.reserve(_filterResults.size());
-	for (auto &row : _filterResults) {
+	for (const auto &row : _filterResults) {
 		result->filterResults.push_back(row->peer());
 	}
 	result->searchQuery = _searchQuery;
@@ -1740,15 +1840,25 @@ void PeerListContent::selectByMouse(QPoint globalPosition) {
 	_mouseSelection = true;
 	_lastMousePosition = globalPosition;
 	const auto point = mapFromGlobal(globalPosition);
+	const auto customMode = (_mode == Mode::Custom);
 	auto in = parentWidget()->rect().contains(parentWidget()->mapFromGlobal(globalPosition));
 	auto selected = Selected();
 	auto rowsPointY = point.y() - rowsTop();
-	selected.index.value = (in && rowsPointY >= 0 && rowsPointY < shownRowsCount() * _rowHeight) ? (rowsPointY / _rowHeight) : -1;
+	selected.index.value = (in
+		&& rowsPointY >= 0
+		&& rowsPointY < shownRowsCount() * _rowHeight)
+		? (rowsPointY / _rowHeight)
+		: -1;
 	if (selected.index.value >= 0) {
-		auto row = getRow(selected.index);
-		if (row->disabled()) {
+		const auto row = getRow(selected.index);
+		if (row->disabled()
+			|| (customMode
+				&& !_controller->customRowSelectionPoint(
+					row,
+					point.x(),
+					rowsPointY - (selected.index.value * _rowHeight)))) {
 			selected = Selected();
-		} else {
+		} else if (!customMode) {
 			if (getActiveActionRect(row, selected.index).contains(point)) {
 				selected.action = true;
 			}
@@ -1789,8 +1899,7 @@ void PeerListContent::updateRow(RowIndex index) {
 	if (index.value < 0) {
 		return;
 	}
-	auto row = getRow(index);
-	if (row->disabled()) {
+	if (const auto row = getRow(index); row && row->disabled()) {
 		if (index == _selected.index) {
 			setSelected(Selected());
 		}
@@ -1885,3 +1994,10 @@ PeerListContent::~PeerListContent() {
 		_contextMenu->setDestroyedCallback(nullptr);
 	}
 }
+
+void PeerListContentDelegate::peerListShowRowMenu(
+		not_null<PeerListRow*> row,
+		bool highlightRow,
+		Fn<void(not_null<Ui::PopupMenu *>)> destroyed) {
+	_content->showRowMenu(row, highlightRow, std::move(destroyed));
+}

Telegram/SourceFiles/boxes/peer_list_box.h

@@ -82,7 +82,7 @@ public:
 		return _id;
 	}
 
-	[[nodiscard]] std::shared_ptr<Data::CloudImageView> ensureUserpicView();
+	[[nodiscard]] std::shared_ptr<Data::CloudImageView> &ensureUserpicView();
 
 	[[nodiscard]] virtual QString generateName();
 	[[nodiscard]] virtual QString generateShortName();
@@ -122,7 +122,7 @@ public:
 		bool actionSelected) {
 	}
 
-	void refreshName(const style::PeerListItem &st);
+	virtual void refreshName(const style::PeerListItem &st);
 	const Ui::Text::String &name() const {
 		return _name;
 	}
@@ -161,7 +161,7 @@ public:
 	template <typename UpdateCallback>
 	void setChecked(
 			bool checked,
-		const style::RoundImageCheckbox &st,
+			const style::RoundImageCheckbox &st,
 			anim::type animated,
 			UpdateCallback callback) {
 		if (checked && !_checkbox) {
@@ -169,15 +169,21 @@ public:
 		}
 		setCheckedInternal(checked, animated);
 	}
+	void setHidden(bool hidden) {
+		_hidden = hidden;
+	}
+	[[nodiscard]] bool hidden() const {
+		return _hidden;
+	}
 	void finishCheckedAnimation();
 	void invalidatePixmapsCache();
 
-	template <typename UpdateCallback>
+	template <typename MaskGenerator, typename UpdateCallback>
 	void addRipple(
 		const style::PeerListItem &st,
-		QSize size,
+		MaskGenerator &&maskGenerator,
 		QPoint point,
-		UpdateCallback updateCallback);
+		UpdateCallback &&updateCallback);
 	void stopLastRipple();
 	void paintRipple(Painter &p, int x, int y, int outerWidth);
 	void paintUserpic(
@@ -237,6 +243,7 @@ private:
 	base::flat_set<QChar> _nameFirstLetters;
 	int _absoluteIndex = -1;
 	State _disabledState = State::Active;
+	bool _hidden : 1;
 	bool _initialized : 1;
 	bool _isSearchResult : 1;
 	bool _isSavedMessagesChat : 1;
@@ -274,6 +281,7 @@ public:
 	virtual void peerListConvertRowToSearchResult(not_null<PeerListRow*> row) = 0;
 	virtual bool peerListIsRowChecked(not_null<PeerListRow*> row) = 0;
 	virtual void peerListSetRowChecked(not_null<PeerListRow*> row, bool checked) = 0;
+	virtual void peerListSetRowHidden(not_null<PeerListRow*> row, bool hidden) = 0;
 	virtual void peerListSetForeignRowChecked(
 		not_null<PeerListRow*> row,
 		bool checked,
@@ -304,6 +312,7 @@ public:
 
 	virtual void peerListShowRowMenu(
 		not_null<PeerListRow*> row,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr) = 0;
 	virtual int peerListSelectedRowsCount() = 0;
 	virtual std::unique_ptr<PeerListState> peerListSaveState() const = 0;
@@ -450,6 +459,25 @@ public:
 	[[nodiscard]] virtual bool respectSavedMessagesChat() const {
 		return false;
 	}
+	[[nodiscard]] virtual int customRowHeight() {
+		Unexpected("PeerListController::customRowHeight.");
+	}
+	virtual void customRowPaint(
+			Painter &p,
+			crl::time now,
+			not_null<PeerListRow*> row,
+			bool selected) {
+		Unexpected("PeerListController::customRowPaint.");
+	}
+	[[nodiscard]] virtual bool customRowSelectionPoint(
+			not_null<PeerListRow*> row,
+			int x,
+			int y) {
+		Unexpected("PeerListController::customRowSelectionPoint.");
+	}
+	[[nodiscard]] virtual Fn<QImage()> customRowRippleMaskGenerator() {
+		Unexpected("PeerListController::customRowRippleMaskGenerator.");
+	}
 
 	[[nodiscard]] virtual rpl::producer<int> onlineCountValue() const;
 
@@ -514,6 +542,12 @@ public:
 	SkipResult selectSkip(int direction);
 	void selectSkipPage(int height, int direction);
 
+	enum class Mode {
+		Default,
+		Custom,
+	};
+	void setMode(Mode mode);
+
 	[[nodiscard]] rpl::producer<int> selectedIndexValue() const;
 	[[nodiscard]] bool hasSelection() const;
 	[[nodiscard]] bool hasPressed() const;
@@ -552,6 +586,9 @@ public:
 		not_null<PeerListRow*> row,
 		bool checked,
 		anim::type animated);
+	void setRowHidden(
+		not_null<PeerListRow*> row,
+		bool hidden);
 
 	template <typename ReorderCallback>
 	void reorderRows(ReorderCallback &&callback) {
@@ -560,6 +597,9 @@ public:
 			callback(searchEntity.second.begin(), searchEntity.second.end());
 		}
 		refreshIndices();
+		if (!_hiddenRows.empty()) {
+			callback(_filterResults.begin(), _filterResults.end());
+		}
 		update();
 	}
 
@@ -568,6 +608,7 @@ public:
 
 	void showRowMenu(
 		not_null<PeerListRow*> row,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed);
 
 	auto scrollToRequests() const {
@@ -655,10 +696,12 @@ private:
 
 	bool showRowMenu(
 		RowIndex index,
+		PeerListRow *row,
 		QPoint globalPos,
+		bool highlightRow,
 		Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr);
 
-	crl::time paintRow(Painter &p, crl::time ms, RowIndex index);
+	crl::time paintRow(Painter &p, crl::time now, RowIndex index);
 
 	void addRowEntry(not_null<PeerListRow*> row);
 	void addToSearchIndex(not_null<PeerListRow*> row);
@@ -666,7 +709,7 @@ private:
 	void removeFromSearchIndex(not_null<PeerListRow*> row);
 	void setSearchQuery(const QString &query, const QString &normalizedQuery);
 	bool showingSearch() const {
-		return !_searchQuery.isEmpty();
+		return !_hiddenRows.empty() || !_searchQuery.isEmpty();
 	}
 	int shownRowsCount() const {
 		return showingSearch() ? _filterResults.size() : _rows.size();
@@ -688,6 +731,7 @@ private:
 	not_null<PeerListController*> _controller;
 	PeerListSearchMode _searchMode = PeerListSearchMode::Disabled;
 
+	Mode _mode = Mode::Default;
 	int _rowHeight = 0;
 	int _visibleTop = 0;
 	int _visibleBottom = 0;
@@ -711,6 +755,7 @@ private:
 	QString _normalizedSearchQuery;
 	QString _mentionHighlight;
 	std::vector<not_null<PeerListRow*>> _filterResults;
+	base::flat_set<not_null<PeerListRow*>> _hiddenRows;
 
 	int _aboveHeight = 0;
 	int _belowHeight = 0;
@@ -775,6 +820,11 @@ public:
 			bool checked) override {
 		_content->changeCheckState(row, checked, anim::type::normal);
 	}
+	void peerListSetRowHidden(
+			not_null<PeerListRow*> row,
+			bool hidden) override {
+		_content->setRowHidden(row, hidden);
+	}
 	void peerListSetForeignRowChecked(
 		not_null<PeerListRow*> row,
 		bool checked,
@@ -845,10 +895,9 @@ public:
 		_content->restoreState(std::move(state));
 	}
 	void peerListShowRowMenu(
-			not_null<PeerListRow*> row,
-			Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr) override {
-		_content->showRowMenu(row, std::move(destroyed));
-	}
+		not_null<PeerListRow*> row,
+		bool highlightRow,
+		Fn<void(not_null<Ui::PopupMenu*>)> destroyed = nullptr) override;
 
 protected:
 	not_null<PeerListContent*> content() const {

Telegram/SourceFiles/boxes/peers/edit_peer_invite_links.cpp

@@ -533,7 +533,7 @@ void LinksController::rowClicked(not_null<PeerListRow*> row) {
 }
 
 void LinksController::rowActionClicked(not_null<PeerListRow*> row) {
-	delegate()->peerListShowRowMenu(row, nullptr);
+	delegate()->peerListShowRowMenu(row, true);
 }
 
 base::unique_qptr<Ui::PopupMenu> LinksController::rowContextMenu(

Telegram/SourceFiles/boxes/sticker_set_box.cpp

@@ -198,6 +198,38 @@ void StickerSetBox::copyStickersLink() {
 	QGuiApplication::clipboard()->setText(url);
 }
 
+void StickerSetBox::archiveStickers() {
+	const auto weak = base::make_weak(_controller.get());
+	const auto setId = _set.c_inputStickerSetID().vid().v;
+	_controller->session().api().request(MTPmessages_InstallStickerSet(
+		_set,
+		MTP_boolTrue()
+	)).done([=](const MTPmessages_StickerSetInstallResult &result) {
+		const auto controller = weak.get();
+		if (!controller) {
+			return;
+		}
+		if (result.type() == mtpc_messages_stickerSetInstallResultSuccess) {
+			Ui::Toast::Show(tr::lng_stickers_has_been_archived(tr::now));
+            
+			const auto &session = controller->session();
+			auto &order = session.data().stickers().setsOrderRef();
+			const auto index = order.indexOf(setId);
+			if (index == -1) {
+				return;
+			}
+			order.removeAt(index);
+            
+			session.local().writeInstalledStickers();
+			session.local().writeArchivedStickers();
+            
+			session.data().stickers().notifyUpdated();
+		}
+	}).fail([](const MTP::Error &error) {
+		Ui::Toast::Show(Lang::Hard::ServerError());
+	}).send();
+}
+
 void StickerSetBox::updateTitleAndButtons() {
 	setTitle(_inner->title());
 	updateButtons();
@@ -237,6 +269,24 @@ void StickerSetBox::updateButtons() {
 			};
 			addButton(tr::lng_stickers_share_pack(), std::move(share));
 			addButton(tr::lng_cancel(), [=] { closeBox(); });
+
+			if (!_inner->shortName().isEmpty()) {
+				const auto top = addTopButton(st::infoTopBarMenu);
+				const auto archive = [=] {
+					archiveStickers();
+					closeBox();
+				};
+				const auto menu =
+					std::make_shared<base::unique_qptr<Ui::PopupMenu>>();
+				top->setClickedCallback([=] {
+					*menu = base::make_unique_q<Ui::PopupMenu>(top);
+					(*menu)->addAction(
+						tr::lng_stickers_archive_pack(tr::now),
+						archive);
+					(*menu)->popup(QCursor::pos());
+					return true;
+				});
+			}
 		}
 	} else {
 		addButton(tr::lng_cancel(), [=] { closeBox(); });

Telegram/SourceFiles/boxes/sticker_set_box.h

@@ -42,6 +42,7 @@ private:
 	void updateButtons();
 	void addStickers();
 	void copyStickersLink();
+	void archiveStickers();
 
 	const not_null<Window::SessionController*> _controller;
 	MTPInputStickerSet _set;

Telegram/SourceFiles/calls/calls.style

@@ -175,6 +175,87 @@ callCameraUnmute: CallButton(callMicrophoneUnmute) {
 }
 callBottomShadowSize: 124px;
 
+CallMuteButton {
+	active: CallButton;
+	muted: CallButton;
+	labelAdditional: pixels;
+	sublabel: FlatLabel;
+	labelsSkip: pixels;
+	sublabelSkip: pixels;
+	lottieSize: size;
+	lottieTop: pixels;
+}
+
+callMuteButtonLabel: FlatLabel(defaultFlatLabel) {
+	textFg: groupCallMembersFg;
+	style: TextStyle(defaultTextStyle) {
+		font: font(14px);
+		linkFont: font(14px);
+		linkFontOver: font(14px underline);
+	}
+}
+callMuteButtonActiveInner: IconButton {
+	width: 112px;
+	height: 138px;
+}
+callMuteButtonSmallActiveInner: IconButton {
+	width: 68px;
+	height: 68px;
+}
+callMuteButtonActive: CallButton {
+	button: callMuteButtonActiveInner;
+	bg: groupCallLive1;
+	bgSize: 77px;
+	bgPosition: point(18px, 18px);
+	outerRadius: 18px;
+	outerBg: callAnswerBgOuter;
+	label: callMuteButtonLabel;
+}
+callMuteButton: CallMuteButton {
+	active: callMuteButtonActive;
+	muted: CallButton(callMuteButtonActive) {
+		bg: groupCallMuted1;
+		label: callMuteButtonLabel;
+	}
+	labelAdditional: 5px;
+	sublabel: FlatLabel(defaultFlatLabel) {
+		textFg: groupCallMemberNotJoinedStatus;
+	}
+	labelsSkip: 8px;
+	sublabelSkip: 14px;
+	lottieSize: size(54px, 54px);
+	lottieTop: 31px;
+}
+callMuteButtonSmallActive: CallButton(callMuteButtonActive) {
+	button: callMuteButtonSmallActiveInner;
+	bgSize: 42px;
+	bgPosition: point(13px, 13px);
+	outerRadius: 13px;
+	label: callButtonLabel;
+}
+callMuteButtonSmall: CallMuteButton(callMuteButton) {
+	active: callMuteButtonSmallActive;
+	muted: CallButton(callMuteButtonSmallActive) {
+		bg: groupCallMuted1;
+		label: callButtonLabel;
+	}
+	labelsSkip: 0px;
+	sublabelSkip: 0px;
+	lottieSize: size(36px, 36px);
+	lottieTop: 17px;
+}
+
+callMuteMinorBlobMinRadius: 64px;
+callMuteMinorBlobMaxRadius: 74px;
+callMuteMajorBlobMinRadius: 67px;
+callMuteMajorBlobMaxRadius: 77px;
+callMuteBlobRadiusForDiameter: 100px;
+
+callConnectingRadial: InfiniteRadialAnimation(defaultInfiniteRadialAnimation) {
+	color: lightButtonFg;
+	thickness: 4px;
+}
+
 callName: FlatLabel(defaultFlatLabel) {
 	minWidth: 260px;
 	maxHeight: 30px;
@@ -208,55 +289,6 @@ callRemoteAudioMute: FlatLabel(callStatus) {
 }
 callRemoteAudioMuteSkip: 12px;
 
-callMuteMainBlobMinRadius: 57px;
-callMuteMainBlobMaxRadius: 63px;
-callMuteMinorBlobMinRadius: 64px;
-callMuteMinorBlobMaxRadius: 74px;
-callMuteMajorBlobMinRadius: 67px;
-callMuteMajorBlobMaxRadius: 77px;
-
-callMuteButtonActiveInner: IconButton {
-	width: 136px;
-	height: 165px;
-}
-callMuteButtonLabel: FlatLabel(defaultFlatLabel) {
-	textFg: groupCallMembersFg;
-	style: TextStyle(defaultTextStyle) {
-		font: font(14px);
-		linkFont: font(14px);
-		linkFontOver: font(14px underline);
-	}
-}
-callMuteButtonSublabel: FlatLabel(defaultFlatLabel) {
-	textFg: groupCallMemberNotJoinedStatus;
-}
-callMuteButtonLabelsSkip: 5px;
-callMuteButtonSublabelSkip: 19px;
-callMuteButtonActive: CallButton {
-	button: callMuteButtonActiveInner;
-	bg: groupCallLive1;
-	bgSize: 100px;
-	bgPosition: point(18px, 18px);
-	outerRadius: 18px;
-	outerBg: callAnswerBgOuter;
-	label: callMuteButtonLabel;
-}
-callMuteButtonMuted: CallButton(callMuteButtonActive) {
-	bg: groupCallMuted1;
-	label: callMuteButtonLabel;
-}
-callMuteButtonConnecting: CallButton(callMuteButtonMuted) {
-	bg: callIconBg;
-	label: callMuteButtonLabel;
-}
-callMuteButtonLabelAdditional: 5px;
-
-callConnectingRadial: InfiniteRadialAnimation(defaultInfiniteRadialAnimation) {
-	color: lightButtonFg;
-	thickness: 4px;
-	size: size(100px, 100px);
-}
-
 callBarHeight: 38px;
 callBarMuteToggle: IconButton {
 	width: 41px;
@@ -433,7 +465,8 @@ callTitle: WindowTitle(defaultWindowTitle) {
 	closeIconActive: callTitleCloseIcon;
 	closeIconActiveOver: callTitleCloseIconOver;
 }
-callTitleShadow: icon {{ "calls/calls_shadow_controls", windowShadowFg }};
+callTitleShadowRight: icon {{ "calls/calls_shadow_controls", windowShadowFg }};
+callTitleShadowLeft: icon {{ "calls/calls_shadow_controls-flip_horizontal", windowShadowFg }};
 
 callErrorToast: Toast(defaultToast) {
 	minWidth: 240px;
@@ -442,8 +475,6 @@ callErrorToast: Toast(defaultToast) {
 groupCallWidth: 380px;
 groupCallHeight: 580px;
 
-groupCallMuteButtonIconSize: size(67px, 67px);
-groupCallMuteButtonIconTop: 35px;
 groupCallRipple: RippleAnimation(defaultRippleAnimation) {
 	color: groupCallMembersBgRipple;
 }
@@ -532,6 +563,11 @@ groupCallMembersListItem: PeerListItem(defaultPeerListItem) {
 	statusFgOver: groupCallMemberInactiveStatus;
 	statusFgActive: groupCallMemberActiveStatus;
 }
+groupCallNarrowMembersListItem: PeerListItem(groupCallMembersListItem) {
+	statusFg: groupCallMemberNotJoinedStatus;
+	statusFgOver: groupCallMemberNotJoinedStatus;
+	statusFgActive: groupCallMemberActiveStatus;
+}
 groupCallMembersList: PeerList(defaultPeerList) {
 	bg: groupCallMembersBg;
 	about: FlatLabel(defaultPeerListAbout) {
@@ -648,8 +684,8 @@ groupCallShareBoxList: PeerList(groupCallMembersList) {
 groupCallMembersTop: 51px;
 groupCallTitleTop: 8px;
 groupCallSubtitleTop: 26px;
+groupCallWideVideoTop: 24px;
 
-groupCallMembersMargin: margins(16px, 16px, 16px, 28px);
 groupCallAddMember: SettingsButton(defaultSettingsButton) {
 	textFg: groupCallMemberNotJoinedStatus;
 	textFgOver: groupCallMemberNotJoinedStatus;
@@ -678,7 +714,7 @@ groupCallTitleLabel: FlatLabel(groupCallSubtitleLabel) {
 	}
 }
 groupCallAddButtonPosition: point(10px, 7px);
-groupCallMembersWidthMax: 360px;
+groupCallMembersWidthMax: 480px;
 groupCallRecordingMark: 6px;
 groupCallRecordingMarkSkip: 4px;
 groupCallRecordingMarkTop: 8px;
@@ -704,6 +740,7 @@ groupCallJoinAsToggle: UserpicButton(defaultUserpicButton) {
 	photoPosition: point(3px, 3px);
 }
 groupCallMenuPosition: point(-1px, 29px);
+groupCallWideMenuPosition: point(-2px, 28px);
 
 groupCallActiveButton: IconButton {
 	width: 36px;
@@ -736,33 +773,106 @@ groupCallMemberRaisedHand: icon {{ "calls/group_calls_raised_hand", groupCallMem
 
 groupCallSettingsInner: IconButton(callButton) {
 	iconPosition: point(-1px, 22px);
-	icon: icon {{ "calls/call_settings", groupCallIconFg }};
+	icon: icon {{ "calls/calls_settings", groupCallIconFg }};
 	ripple: RippleAnimation(defaultRippleAnimation) {
 		color: callMuteRipple;
 	}
 }
+groupCallShareInner: IconButton(groupCallSettingsInner) {
+	icon: icon {{ "calls/group_calls_share", groupCallIconFg }};
+}
+groupCallVideoInner: IconButton(groupCallSettingsInner) {
+	icon: icon {{ "calls/call_camera_muted", groupCallIconFg }};
+	iconPosition: point(-1px, 16px);
+}
+groupCallHangupInner: IconButton(callButton) {
+	icon: icon {{ "calls/call_discard", groupCallIconFg }};
+	ripple: RippleAnimation(defaultRippleAnimation) {
+		color: groupCallLeaveBgRipple;
+	}
+}
 groupCallSettings: CallButton(callMicrophoneMute) {
 	button: groupCallSettingsInner;
 }
 groupCallShare: CallButton(groupCallSettings) {
-	button: IconButton(groupCallSettingsInner) {
-		icon: icon {{ "calls/group_calls_share", groupCallIconFg }};
-	}
+	button: groupCallShareInner;
+}
+groupCallVideo: CallButton(groupCallSettings) {
+	button: groupCallVideoInner;
+}
+groupCallVideoInnerActive: IconButton(groupCallVideoInner) {
+	icon: icon {{ "calls/call_camera_active", groupCallIconFg }};
+}
+groupCallVideoActive: CallButton(groupCallVideo) {
+	button: groupCallVideoInnerActive;
 }
 groupCallHangup: CallButton(callHangup) {
-	button: IconButton(callButton) {
-		icon: icon {{ "calls/call_discard", groupCallIconFg }};
-		ripple: RippleAnimation(defaultRippleAnimation) {
-			color: groupCallLeaveBgRipple;
-		}
-	}
+	button: groupCallHangupInner;
 	bg: groupCallLeaveBg;
 	outerBg: groupCallLeaveBg;
 	label: callButtonLabel;
 }
-groupCallButtonSkip: 43px;
-groupCallButtonBottomSkip: 145px;
-groupCallMuteBottomSkip: 160px;
+groupCallSettingsSmall: CallButton(groupCallSettings) {
+	button: IconButton(groupCallSettingsInner) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+	bgPosition: point(8px, 12px);
+}
+groupCallHangupSmall: CallButton(groupCallHangup) {
+	button: IconButton(groupCallHangupInner) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+	bgPosition: point(8px, 12px);
+}
+groupCallVideoSmall: CallButton(groupCallSettingsSmall) {
+	button: IconButton(groupCallVideoInner) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallVideoActiveSmall: CallButton(groupCallVideoSmall) {
+	button: IconButton(groupCallVideoInnerActive) {
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallScreenShareSmall: CallButton(groupCallSettingsSmall) {
+	button: IconButton(groupCallSettingsInner) {
+		icon: icon {{ "calls/calls_present", groupCallIconFg }};
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallMenuToggleSmall: CallButton(groupCallSettingsSmall) {
+	button: IconButton(groupCallSettingsInner) {
+		icon: icon {{ "calls/calls_more", groupCallIconFg }};
+		width: 60px;
+		height: 68px;
+		rippleAreaPosition: point(8px, 12px);
+	}
+}
+groupCallButtonSkip: 40px;
+groupCallButtonSkipSmall: 5px;
+groupCallButtonBottomSkip: 113px;
+groupCallButtonBottomSkipSmall: 95px;
+groupCallButtonBottomSkipWide: 122px;
+groupCallControlsBackMargin: margins(10px, 0px, 10px, 0px);
+groupCallControlsBackRadius: 12px;
+groupCallMuteBottomSkip: 116px;
+
+groupCallMembersMargin: margins(16px, 16px, 16px, 60px);
+groupCallMembersTopSkip: 6px;
+groupCallMembersBottomSkip: 80px;
+groupCallMembersShadowHeight: 160px;
+groupCallMembersFadeSkip: 10px;
+groupCallMembersFadeHeight: 100px;
 
 groupCallTopBarUserpics: GroupCallUserpics {
 	size: 28px;
@@ -780,17 +890,18 @@ groupCallTopBarOpen: RoundButton(groupCallTopBarJoin) {
 		color: shadowFg;
 	}
 }
-groupCallBox: Box(defaultBox) {
-	button: RoundButton(defaultBoxButton) {
-		textFg: groupCallActiveFg;
-		textFgOver: groupCallActiveFg;
-		numbersTextFg: groupCallActiveFg;
-		numbersTextFgOver: groupCallActiveFg;
-		textBg: groupCallMembersBg;
-		textBgOver: groupCallMembersBgOver;
+groupCallBoxButton: RoundButton(defaultBoxButton) {
+	textFg: groupCallActiveFg;
+	textFgOver: groupCallActiveFg;
+	numbersTextFg: groupCallActiveFg;
+	numbersTextFgOver: groupCallActiveFg;
+	textBg: groupCallMembersBg;
+	textBgOver: groupCallMembersBgOver;
 
-		ripple: groupCallRipple;
-	}
+	ripple: groupCallRipple;
+}
+groupCallBox: Box(defaultBox) {
+	button: groupCallBoxButton;
 	margin: margins(0px, 56px, 0px, 10px);
 	bg: groupCallMembersBg;
 	title: FlatLabel(boxTitle) {
@@ -807,7 +918,7 @@ groupCallLevelMeter: LevelMeter(defaultLevelMeter) {
 	lineSpacing: 5px;
 	lineCount: 44;
 	activeFg: groupCallActiveFg;
-	inactiveFg: groupCallMemberNotJoinedStatus;
+	inactiveFg: groupCallMembersBgRipple;
 }
 groupCallCheckboxIcon: icon {{ "default_checkbox_check", groupCallMembersFg, point(4px, 7px) }};
 groupCallCheck: Check(defaultCheck) {
@@ -1015,3 +1126,127 @@ groupCallStartsInTop: 10px;
 groupCallStartsWhenTop: 160px;
 groupCallCountdownFont: font(64px semibold);
 groupCallCountdownTop: 52px;
+
+desktopCaptureMargins: margins(12px, 8px, 12px, 6px);
+desktopCaptureSourceSize: size(235px, 165px);
+desktopCaptureSourceSkips: size(2px, 10px);
+desktopCaptureSourceTitle: WindowTitle(groupCallTitle) {
+	bg: groupCallMembersBgOver;
+	bgActive: groupCallMembersBgOver;
+	height: 21px;
+}
+desktopCapturePadding: margins(7px, 7px, 7px, 33px);
+desktopCaptureLabelBottom: 7px;
+desktopCaptureLabel: FlatLabel(defaultFlatLabel) {
+	minWidth: 200px;
+	maxHeight: 20px;
+	textFg: groupCallMembersFg;
+	style: semiboldTextStyle;
+}
+desktopCaptureCancel: RoundButton(defaultBoxButton) {
+	textFg: groupCallActiveFg;
+	textFgOver: groupCallActiveFg;
+	numbersTextFg: groupCallActiveFg;
+	numbersTextFgOver: groupCallActiveFg;
+	textBg: groupCallMembersBg;
+	textBgOver: groupCallMembersBgOver;
+
+	ripple: groupCallRipple;
+}
+desktopCaptureFinish: RoundButton(desktopCaptureCancel) {
+	textFg: groupCallMemberMutedIcon;
+	textFgOver: groupCallMemberMutedIcon;
+}
+desktopCaptureSubmit: RoundButton(desktopCaptureCancel) {
+	textFg: groupCallIconFg;
+	textFgOver: groupCallIconFg;
+	numbersTextFg: groupCallIconFg;
+	numbersTextFgOver: groupCallIconFg;
+	textBg: groupCallMuted1;
+	textBgOver: groupCallMuted1;
+
+	ripple: RippleAnimation(groupCallRipple) {
+		color: shadowFg;
+	}
+}
+
+groupCallNarrowSkip: 9px;
+groupCallNarrowMembersWidth: 204px;
+groupCallNarrowVideoHeight: 120px;
+groupCallWideModeWidthMin: 600px;
+groupCallWideModeSize: size(960px, 580px);
+groupCallNarrowInactiveCrossLine: CrossLineAnimation {
+	fg: groupCallMemberNotJoinedStatus;
+	icon: icon {{ "calls/video_mini_mute", groupCallMemberNotJoinedStatus }};
+	startPosition: point(3px, 0px);
+	endPosition: point(13px, 12px);
+	stroke: 3px;
+	strokeDenominator: 2;
+}
+groupCallNarrowColoredCrossLine: CrossLineAnimation(groupCallNarrowInactiveCrossLine) {
+	fg: groupCallMemberNotJoinedStatus;
+	icon: icon {{ "calls/video_mini_mute", groupCallMemberActiveStatus }};
+}
+groupCallNarrowRaisedHand: icon {{ "calls/video_mini_speak", groupCallMemberInactiveStatus }};
+groupCallNarrowCameraIcon: icon {{ "calls/video_mini_video", groupCallMemberNotJoinedStatus }};
+groupCallNarrowScreenIcon: icon {{ "calls/video_mini_screencast", groupCallMemberNotJoinedStatus }};
+groupCallNarrowIconPosition: point(-4px, 2px);
+groupCallNarrowIconSkip: 15px;
+groupCallOutline: 2px;
+groupCallVideoCrossLine: CrossLineAnimation(groupCallMemberColoredCrossLine) {
+	fg: groupCallVideoTextFg;
+	icon: icon {{ "calls/video_over_mute", groupCallVideoTextFg }};
+}
+
+GroupCallVideoTile {
+	shadowHeight: pixels;
+	namePosition: point;
+	pin: CrossLineAnimation;
+	pinPosition: point;
+	pinPadding: margins;
+	pinTextPosition: point;
+	back: icon;
+	iconPosition: point;
+}
+
+groupCallVideoTile: GroupCallVideoTile {
+	shadowHeight: 40px;
+	namePosition: point(15px, 8px);
+	pin: CrossLineAnimation {
+		fg: groupCallVideoTextFg;
+		icon: icon {{ "calls/video_over_pin", groupCallVideoTextFg }};
+		startPosition: point(7px, 4px);
+		endPosition: point(17px, 14px);
+		stroke: 3px;
+		strokeDenominator: 2;
+	}
+	pinPosition: point(18px, 18px);
+	pinPadding: margins(6px, 2px, 12px, 1px);
+	pinTextPosition: point(1px, 3px);
+	back: icon {{ "calls/video_back", groupCallVideoTextFg }};
+	iconPosition: point(10px, 5px);
+}
+
+groupCallVideoSmallSkip: 4px;
+groupCallVideoLargeSkip: 6px;
+
+groupCallTooltip: Tooltip(defaultTooltip) {
+	textBg: groupCallMembersBg;
+	textFg: groupCallMembersFg;
+	textBorder: groupCallMembersBgOver;
+}
+groupCallNiceTooltip: ImportantTooltip(defaultImportantTooltip) {
+	bg: importantTooltipBg;
+	padding: margins(10px, 3px, 10px, 5px);
+	radius: 4px;
+	arrow: 4px;
+}
+groupCallNiceTooltipLabel: FlatLabel(defaultImportantTooltipLabel) {
+	style: TextStyle(defaultTextStyle) {
+		font: font(11px);
+		linkFont: font(11px);
+		linkFontOver: font(11px underline);
+	}
+}
+groupCallNiceTooltipTop: 4px;
+groupCallPaused: icon {{ "calls/video_large_paused", groupCallVideoTextFg }};

Telegram/SourceFiles/calls/calls_call.cpp

@@ -161,8 +161,12 @@ Call::Call(
 , _user(user)
 , _api(&_user->session().mtp())
 , _type(type)
-, _videoIncoming(std::make_unique<Webrtc::VideoTrack>(StartVideoState(video)))
-, _videoOutgoing(std::make_unique<Webrtc::VideoTrack>(StartVideoState(video))) {
+, _videoIncoming(
+	std::make_unique<Webrtc::VideoTrack>(
+		StartVideoState(video)))
+, _videoOutgoing(
+	std::make_unique<Webrtc::VideoTrack>(
+		StartVideoState(video))) {
 	_discardByTimeoutTimer.setCallback([=] { hangup(); });
 
 	if (_type == Type::Outgoing) {
@@ -380,7 +384,7 @@ void Call::setupOutgoingVideo() {
 			// Paused not supported right now.
 			Assert(state == Webrtc::VideoState::Active);
 			if (!_videoCapture) {
-				_videoCapture = _delegate->getVideoCapture();
+				_videoCapture = _delegate->callGetVideoCapture();
 				_videoCapture->setOutput(_videoOutgoing->sink());
 			}
 			if (_instance) {

Telegram/SourceFiles/calls/calls_call.h

@@ -53,6 +53,11 @@ struct Error {
 	QString details;
 };
 
+enum class CallType {
+	Incoming,
+	Outgoing,
+};
+
 class Call : public base::has_weak_ptr {
 public:
 	class Delegate {
@@ -72,7 +77,7 @@ public:
 			Fn<void()> onSuccess,
 			bool video) = 0;
 
-		virtual auto getVideoCapture()
+		virtual auto callGetVideoCapture()
 			-> std::shared_ptr<tgcalls::VideoCaptureInterface> = 0;
 
 		virtual ~Delegate() = default;
@@ -81,11 +86,12 @@ public:
 
 	static constexpr auto kSoundSampleMs = 100;
 
-	enum class Type {
-		Incoming,
-		Outgoing,
-	};
-	Call(not_null<Delegate*> delegate, not_null<UserData*> user, Type type, bool video);
+	using Type = CallType;
+	Call(
+		not_null<Delegate*> delegate,
+		not_null<UserData*> user,
+		Type type,
+		bool video);
 
 	[[nodiscard]] Type type() const {
 		return _type;

Telegram/SourceFiles/calls/calls_group_call.h

@@ -1,363 +0,0 @@
-/*
-This file is part of Telegram Desktop,
-the official desktop application for the Telegram messaging service.
-
-For license and copyright information please follow this link:
-https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
-*/
-#pragma once
-
-#include "base/weak_ptr.h"
-#include "base/timer.h"
-#include "base/bytes.h"
-#include "mtproto/sender.h"
-#include "mtproto/mtproto_auth_key.h"
-
-class History;
-
-namespace tgcalls {
-class GroupInstanceCustomImpl;
-struct GroupLevelsUpdate;
-struct GroupNetworkState;
-struct GroupParticipantDescription;
-} // namespace tgcalls
-
-namespace base {
-class GlobalShortcutManager;
-class GlobalShortcutValue;
-} // namespace base
-
-namespace Webrtc {
-class MediaDevices;
-} // namespace Webrtc
-
-namespace Data {
-struct LastSpokeTimes;
-struct GroupCallParticipant;
-class GroupCall;
-} // namespace Data
-
-namespace Calls {
-
-namespace Group {
-struct MuteRequest;
-struct VolumeRequest;
-struct ParticipantState;
-struct JoinInfo;
-struct RejoinEvent;
-} // namespace Group
-
-enum class MuteState {
-	Active,
-	PushToTalk,
-	Muted,
-	ForceMuted,
-	RaisedHand,
-};
-
-[[nodiscard]] inline auto MapPushToTalkToActive() {
-	return rpl::map([=](MuteState state) {
-		return (state == MuteState::PushToTalk) ? MuteState::Active : state;
-	});
-}
-
-[[nodiscard]] bool IsGroupCallAdmin(
-	not_null<PeerData*> peer,
-	not_null<PeerData*> participantPeer);
-
-struct LevelUpdate {
-	uint32 ssrc = 0;
-	float value = 0.;
-	bool voice = false;
-	bool me = false;
-};
-
-class GroupCall final : public base::has_weak_ptr {
-public:
-	class Delegate {
-	public:
-		virtual ~Delegate() = default;
-
-		virtual void groupCallFinished(not_null<GroupCall*> call) = 0;
-		virtual void groupCallFailed(not_null<GroupCall*> call) = 0;
-		virtual void groupCallRequestPermissionsOrFail(
-			Fn<void()> onSuccess) = 0;
-
-		enum class GroupCallSound {
-			Started,
-			Connecting,
-			AllowedToSpeak,
-			Ended,
-		};
-		virtual void groupCallPlaySound(GroupCallSound sound) = 0;
-	};
-
-	using GlobalShortcutManager = base::GlobalShortcutManager;
-
-	GroupCall(
-		not_null<Delegate*> delegate,
-		Group::JoinInfo info,
-		const MTPInputGroupCall &inputCall);
-	~GroupCall();
-
-	[[nodiscard]] uint64 id() const {
-		return _id;
-	}
-	[[nodiscard]] not_null<PeerData*> peer() const {
-		return _peer;
-	}
-	[[nodiscard]] not_null<PeerData*> joinAs() const {
-		return _joinAs;
-	}
-	[[nodiscard]] bool showChooseJoinAs() const;
-	[[nodiscard]] TimeId scheduleDate() const {
-		return _scheduleDate;
-	}
-	[[nodiscard]] bool scheduleStartSubscribed() const;
-
-	[[nodiscard]] Data::GroupCall *lookupReal() const;
-	[[nodiscard]] rpl::producer<not_null<Data::GroupCall*>> real() const;
-
-	void start(TimeId scheduleDate);
-	void hangup();
-	void discard();
-	void rejoinAs(Group::JoinInfo info);
-	void rejoinWithHash(const QString &hash);
-	void join(const MTPInputGroupCall &inputCall);
-	void handleUpdate(const MTPUpdate &update);
-	void handlePossibleCreateOrJoinResponse(const MTPDupdateGroupCall &data);
-	void changeTitle(const QString &title);
-	void toggleRecording(bool enabled, const QString &title);
-	[[nodiscard]] bool recordingStoppedByMe() const {
-		return _recordingStoppedByMe;
-	}
-	void startScheduledNow();
-	void toggleScheduleStartSubscribed(bool subscribed);
-
-	void setMuted(MuteState mute);
-	void setMutedAndUpdate(MuteState mute);
-	[[nodiscard]] MuteState muted() const {
-		return _muted.current();
-	}
-	[[nodiscard]] rpl::producer<MuteState> mutedValue() const {
-		return _muted.value();
-	}
-
-	[[nodiscard]] auto otherParticipantStateValue() const
-		-> rpl::producer<Group::ParticipantState>;
-
-	enum State {
-		Creating,
-		Waiting,
-		Joining,
-		Connecting,
-		Joined,
-		FailedHangingUp,
-		Failed,
-		HangingUp,
-		Ended,
-	};
-	[[nodiscard]] State state() const {
-		return _state.current();
-	}
-	[[nodiscard]] rpl::producer<State> stateValue() const {
-		return _state.value();
-	}
-
-	enum class InstanceState {
-		Disconnected,
-		TransitionToRtc,
-		Connected,
-	};
-	[[nodiscard]] InstanceState instanceState() const {
-		return _instanceState.current();
-	}
-	[[nodiscard]] rpl::producer<InstanceState> instanceStateValue() const {
-		return _instanceState.value();
-	}
-
-	[[nodiscard]] rpl::producer<LevelUpdate> levelUpdates() const {
-		return _levelUpdates.events();
-	}
-	[[nodiscard]] rpl::producer<Group::RejoinEvent> rejoinEvents() const {
-		return _rejoinEvents.events();
-	}
-	[[nodiscard]] rpl::producer<> allowedToSpeakNotifications() const {
-		return _allowedToSpeakNotifications.events();
-	}
-	[[nodiscard]] rpl::producer<> titleChanged() const {
-		return _titleChanged.events();
-	}
-	static constexpr auto kSpeakLevelThreshold = 0.2;
-
-	void setCurrentAudioDevice(bool input, const QString &deviceId);
-	//void setAudioVolume(bool input, float level);
-	void setAudioDuckingEnabled(bool enabled);
-
-	void toggleMute(const Group::MuteRequest &data);
-	void changeVolume(const Group::VolumeRequest &data);
-	std::variant<int, not_null<UserData*>> inviteUsers(
-		const std::vector<not_null<UserData*>> &users);
-
-	std::shared_ptr<GlobalShortcutManager> ensureGlobalShortcutManager();
-	void applyGlobalShortcutChanges();
-
-	void pushToTalk(bool pressed, crl::time delay);
-
-	[[nodiscard]] rpl::lifetime &lifetime() {
-		return _lifetime;
-	}
-
-private:
-	class LoadPartTask;
-
-public:
-	void broadcastPartStart(std::shared_ptr<LoadPartTask> task);
-	void broadcastPartCancel(not_null<LoadPartTask*> task);
-
-private:
-	using GlobalShortcutValue = base::GlobalShortcutValue;
-
-	struct LoadingPart {
-		std::shared_ptr<LoadPartTask> task;
-		mtpRequestId requestId = 0;
-	};
-
-	enum class FinishType {
-		None,
-		Ended,
-		Failed,
-	};
-	enum class InstanceMode {
-		None,
-		Rtc,
-		Stream,
-	};
-	enum class SendUpdateType {
-		Mute,
-		RaiseHand,
-	};
-
-	void handlePossibleCreateOrJoinResponse(const MTPDgroupCall &data);
-	void handlePossibleDiscarded(const MTPDgroupCallDiscarded &data);
-	void handleUpdate(const MTPDupdateGroupCall &data);
-	void handleUpdate(const MTPDupdateGroupCallParticipants &data);
-	void handleRequestError(const MTP::Error &error);
-	void handleControllerError(const QString &error);
-	void ensureControllerCreated();
-	void destroyController();
-
-	void setState(State state);
-	void finish(FinishType type);
-	void maybeSendMutedUpdate(MuteState previous);
-	void sendSelfUpdate(SendUpdateType type);
-	void updateInstanceMuteState();
-	void updateInstanceVolumes();
-	void applyMeInCallLocally();
-	void rejoin();
-	void rejoin(not_null<PeerData*> as);
-	void setJoinAs(not_null<PeerData*> as);
-	void saveDefaultJoinAs(not_null<PeerData*> as);
-	void subscribeToReal(not_null<Data::GroupCall*> real);
-	void setScheduledDate(TimeId date);
-
-	void audioLevelsUpdated(const tgcalls::GroupLevelsUpdate &data);
-	void setInstanceConnected(tgcalls::GroupNetworkState networkState);
-	void setInstanceMode(InstanceMode mode);
-	void checkLastSpoke();
-	void pushToTalkCancel();
-
-	void checkGlobalShortcutAvailability();
-	void checkJoined();
-	void checkFirstTimeJoined();
-	void notifyAboutAllowedToSpeak();
-
-	void playConnectingSound();
-	void stopConnectingSound();
-	void playConnectingSoundOnce();
-
-	void requestParticipantsInformation(const std::vector<uint32_t> &ssrcs);
-	void addParticipantsToInstance();
-	void prepareParticipantForAdding(
-		const Data::GroupCallParticipant &participant);
-	void addPreparedParticipants();
-	void addPreparedParticipantsDelayed();
-
-	void editParticipant(
-		not_null<PeerData*> participantPeer,
-		bool mute,
-		std::optional<int> volume);
-	void applyParticipantLocally(
-		not_null<PeerData*> participantPeer,
-		bool mute,
-		std::optional<int> volume);
-	void applyQueuedSelfUpdates();
-	void applySelfUpdate(const MTPDgroupCallParticipant &data);
-	void applyOtherParticipantUpdate(const MTPDgroupCallParticipant &data);
-
-	[[nodiscard]] MTPInputGroupCall inputCall() const;
-
-	const not_null<Delegate*> _delegate;
-	not_null<PeerData*> _peer; // Can change in legacy group migration.
-	rpl::event_stream<PeerData*> _peerStream;
-	not_null<History*> _history; // Can change in legacy group migration.
-	MTP::Sender _api;
-	rpl::event_stream<not_null<Data::GroupCall*>> _realChanges;
-	rpl::variable<State> _state = State::Creating;
-	rpl::variable<InstanceState> _instanceState
-		= InstanceState::Disconnected;
-	bool _instanceTransitioning = false;
-	InstanceMode _instanceMode = InstanceMode::None;
-	base::flat_set<uint32> _unresolvedSsrcs;
-	std::vector<tgcalls::GroupParticipantDescription> _preparedParticipants;
-	bool _addPreparedParticipantsScheduled = false;
-	bool _recordingStoppedByMe = false;
-
-	MTP::DcId _broadcastDcId = 0;
-	base::flat_map<not_null<LoadPartTask*>, LoadingPart> _broadcastParts;
-
-	not_null<PeerData*> _joinAs;
-	std::vector<not_null<PeerData*>> _possibleJoinAs;
-	QString _joinHash;
-
-	rpl::variable<MuteState> _muted = MuteState::Muted;
-	bool _initialMuteStateSent = false;
-	bool _acceptFields = false;
-
-	rpl::event_stream<Group::ParticipantState> _otherParticipantStateValue;
-	std::vector<MTPGroupCallParticipant> _queuedSelfUpdates;
-
-	uint64 _id = 0;
-	uint64 _accessHash = 0;
-	uint32 _mySsrc = 0;
-	TimeId _scheduleDate = 0;
-	base::flat_set<uint32> _mySsrcs;
-	mtpRequestId _createRequestId = 0;
-	mtpRequestId _updateMuteRequestId = 0;
-
-	std::unique_ptr<tgcalls::GroupInstanceCustomImpl> _instance;
-	rpl::event_stream<LevelUpdate> _levelUpdates;
-	base::flat_map<uint32, Data::LastSpokeTimes> _lastSpoke;
-	rpl::event_stream<Group::RejoinEvent> _rejoinEvents;
-	rpl::event_stream<> _allowedToSpeakNotifications;
-	rpl::event_stream<> _titleChanged;
-	base::Timer _lastSpokeCheckTimer;
-	base::Timer _checkJoinedTimer;
-
-	crl::time _lastSendProgressUpdate = 0;
-
-	std::shared_ptr<GlobalShortcutManager> _shortcutManager;
-	std::shared_ptr<GlobalShortcutValue> _pushToTalk;
-	base::Timer _pushToTalkCancelTimer;
-	base::Timer _connectingSoundTimer;
-	bool _hadJoinedState = false;
-
-	std::unique_ptr<Webrtc::MediaDevices> _mediaDevices;
-	QString _audioInputId;
-	QString _audioOutputId;
-
-	rpl::lifetime _lifetime;
-
-};
-
-} // namespace Calls

Telegram/SourceFiles/calls/calls_instance.cpp

@@ -7,7 +7,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "calls/calls_instance.h"
 
-#include "calls/calls_group_common.h"
+#include "calls/calls_call.h"
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_choose_join_as.h"
+#include "calls/group/calls_group_call.h"
 #include "mtproto/mtproto_dh_utils.h"
 #include "core/application.h"
 #include "main/main_session.h"
@@ -15,10 +18,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "lang/lang_keys.h"
 #include "boxes/confirm_box.h"
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_panel.h"
 #include "calls/calls_call.h"
-#include "calls/calls_group_call.h"
 #include "calls/calls_panel.h"
-#include "calls/calls_group_panel.h"
 #include "data/data_user.h"
 #include "data/data_group_call.h"
 #include "data/data_channel.h"
@@ -41,11 +44,142 @@ namespace {
 
 constexpr auto kServerConfigUpdateTimeoutMs = 24 * 3600 * crl::time(1000);
 
+using CallSound = Call::Delegate::CallSound;
+using GroupCallSound = GroupCall::Delegate::GroupCallSound;
+
 } // namespace
 
-Instance::Instance() = default;
+class Instance::Delegate final
+	: public Call::Delegate
+	, public GroupCall::Delegate {
+public:
+	explicit Delegate(not_null<Instance*> instance);
 
-Instance::~Instance() = default;
+	DhConfig getDhConfig() const override;
+
+	void callFinished(not_null<Call*> call) override;
+	void callFailed(not_null<Call*> call) override;
+	void callRedial(not_null<Call*> call) override;
+	void callRequestPermissionsOrFail(
+		Fn<void()> onSuccess,
+		bool video) override;
+	void callPlaySound(CallSound sound) override;
+	auto callGetVideoCapture()
+		-> std::shared_ptr<tgcalls::VideoCaptureInterface> override;
+
+	void groupCallFinished(not_null<GroupCall*> call) override;
+	void groupCallFailed(not_null<GroupCall*> call) override;
+	void groupCallRequestPermissionsOrFail(Fn<void()> onSuccess) override;
+	void groupCallPlaySound(GroupCallSound sound) override;
+	auto groupCallGetVideoCapture(const QString &deviceId)
+		-> std::shared_ptr<tgcalls::VideoCaptureInterface> override;
+	FnMut<void()> groupCallAddAsyncWaiter() override;
+
+private:
+	const not_null<Instance*> _instance;
+
+};
+
+Instance::Delegate::Delegate(not_null<Instance*> instance)
+: _instance(instance) {
+}
+
+DhConfig Instance::Delegate::getDhConfig() const {
+	return *_instance->_cachedDhConfig;
+}
+
+void Instance::Delegate::callFinished(not_null<Call*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyCall(call);
+	});
+}
+
+void Instance::Delegate::callFailed(not_null<Call*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyCall(call);
+	});
+}
+
+void Instance::Delegate::callRedial(not_null<Call*> call) {
+	if (_instance->_currentCall.get() == call) {
+		_instance->refreshDhConfig();
+	}
+}
+
+void Instance::Delegate::callRequestPermissionsOrFail(
+		Fn<void()> onSuccess,
+		bool video) {
+	_instance->requestPermissionsOrFail(std::move(onSuccess), video);
+}
+
+void Instance::Delegate::callPlaySound(CallSound sound) {
+	_instance->playSoundOnce([&] {
+		switch (sound) {
+		case CallSound::Busy: return "call_busy";
+		case CallSound::Ended: return "call_end";
+		case CallSound::Connecting: return "call_connect";
+		}
+		Unexpected("CallSound in Instance::callPlaySound.");
+	}());
+}
+
+auto Instance::Delegate::callGetVideoCapture()
+-> std::shared_ptr<tgcalls::VideoCaptureInterface> {
+	return _instance->getVideoCapture();
+}
+
+void Instance::Delegate::groupCallFinished(not_null<GroupCall*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyGroupCall(call);
+	});
+}
+
+void Instance::Delegate::groupCallFailed(not_null<GroupCall*> call) {
+	crl::on_main(call, [=] {
+		_instance->destroyGroupCall(call);
+	});
+}
+
+void Instance::Delegate::groupCallRequestPermissionsOrFail(
+		Fn<void()> onSuccess) {
+	_instance->requestPermissionsOrFail(std::move(onSuccess), false);
+}
+
+void Instance::Delegate::groupCallPlaySound(GroupCallSound sound) {
+	_instance->playSoundOnce([&] {
+		switch (sound) {
+		case GroupCallSound::Started: return "group_call_start";
+		case GroupCallSound::Ended: return "group_call_end";
+		case GroupCallSound::AllowedToSpeak: return "group_call_allowed";
+		case GroupCallSound::Connecting: return "group_call_connect";
+		}
+		Unexpected("GroupCallSound in Instance::groupCallPlaySound.");
+	}());
+}
+
+auto Instance::Delegate::groupCallGetVideoCapture(const QString &deviceId)
+-> std::shared_ptr<tgcalls::VideoCaptureInterface> {
+	return _instance->getVideoCapture(deviceId);
+}
+
+FnMut<void()> Instance::Delegate::groupCallAddAsyncWaiter() {
+	return _instance->addAsyncWaiter();
+}
+
+Instance::Instance()
+: _delegate(std::make_unique<Delegate>(this))
+, _cachedDhConfig(std::make_unique<DhConfig>())
+, _chooseJoinAs(std::make_unique<Group::ChooseJoinAsProcess>()) {
+}
+
+Instance::~Instance() {
+	destroyCurrentCall();
+
+	while (!_asyncWaiters.empty()) {
+		_asyncWaiters.front()->acquire();
+		_asyncWaiters.erase(_asyncWaiters.begin());
+	}
+}
 
 void Instance::startOutgoingCall(not_null<UserData*> user, bool video) {
 	if (activateCurrentCall()) {
@@ -72,7 +206,7 @@ void Instance::startOrJoinGroupCall(
 		: peer->groupCall()
 		? Group::ChooseJoinAsProcess::Context::Join
 		: Group::ChooseJoinAsProcess::Context::Create;
-	_chooseJoinAs.start(peer, context, [=](object_ptr<Ui::BoxContent> box) {
+	_chooseJoinAs->start(peer, context, [=](object_ptr<Ui::BoxContent> box) {
 		Ui::show(std::move(box), Ui::LayerOption::KeepOther);
 	}, [=](QString text) {
 		Ui::Toast::Show(text);
@@ -85,36 +219,6 @@ void Instance::startOrJoinGroupCall(
 	});
 }
 
-void Instance::callFinished(not_null<Call*> call) {
-	crl::on_main(call, [=] {
-		destroyCall(call);
-	});
-}
-
-void Instance::callFailed(not_null<Call*> call) {
-	crl::on_main(call, [=] {
-		destroyCall(call);
-	});
-}
-
-void Instance::callRedial(not_null<Call*> call) {
-	if (_currentCall.get() == call) {
-		refreshDhConfig();
-	}
-}
-
-void Instance::groupCallFinished(not_null<GroupCall*> call) {
-	crl::on_main(call, [=] {
-		destroyGroupCall(call);
-	});
-}
-
-void Instance::groupCallFailed(not_null<GroupCall*> call) {
-	crl::on_main(call, [=] {
-		destroyGroupCall(call);
-	});
-}
-
 not_null<Media::Audio::Track*> Instance::ensureSoundLoaded(
 		const QString &key) {
 	const auto i = _tracks.find(key);
@@ -132,31 +236,6 @@ void Instance::playSoundOnce(const QString &key) {
 	ensureSoundLoaded(key)->playOnce();
 }
 
-void Instance::callPlaySound(CallSound sound) {
-	playSoundOnce([&] {
-		switch (sound) {
-		case CallSound::Busy: return "call_busy";
-		case CallSound::Ended: return "call_end";
-		case CallSound::Connecting: return "call_connect";
-		}
-		Unexpected("CallSound in Instance::callPlaySound.");
-		return "";
-	}());
-}
-
-void Instance::groupCallPlaySound(GroupCallSound sound) {
-	playSoundOnce([&] {
-		switch (sound) {
-		case GroupCallSound::Started: return "group_call_start";
-		case GroupCallSound::Ended: return "group_call_end";
-		case GroupCallSound::AllowedToSpeak: return "group_call_allowed";
-		case GroupCallSound::Connecting: return "group_call_connect";
-		}
-		Unexpected("GroupCallSound in Instance::groupCallPlaySound.");
-		return "";
-	}());
-}
-
 void Instance::destroyCall(not_null<Call*> call) {
 	if (_currentCall.get() == call) {
 		_currentCallPanel->closeBeforeDestroy();
@@ -174,7 +253,7 @@ void Instance::destroyCall(not_null<Call*> call) {
 }
 
 void Instance::createCall(not_null<UserData*> user, Call::Type type, bool video) {
-	auto call = std::make_unique<Call>(getCallDelegate(), user, type, video);
+	auto call = std::make_unique<Call>(_delegate.get(), user, type, video);
 	const auto raw = call.get();
 
 	user->session().account().sessionChanges(
@@ -217,7 +296,7 @@ void Instance::createGroupCall(
 	destroyCurrentCall();
 
 	auto call = std::make_unique<GroupCall>(
-		getGroupCallDelegate(),
+		_delegate.get(),
 		std::move(info),
 		inputCall);
 	const auto raw = call.get();
@@ -237,7 +316,7 @@ void Instance::refreshDhConfig() {
 
 	const auto weak = base::make_weak(_currentCall);
 	_currentCall->user()->session().api().request(MTPmessages_GetDhConfig(
-		MTP_int(_dhConfig.version),
+		MTP_int(_cachedDhConfig->version),
 		MTP_int(MTP::ModExpFirst::kRandomPowerSize)
 	)).done([=](const MTPmessages_DhConfig &result) {
 		const auto call = weak.get();
@@ -249,14 +328,14 @@ void Instance::refreshDhConfig() {
 			Assert(random.size() == MTP::ModExpFirst::kRandomPowerSize);
 			call->start(random);
 		} else {
-			callFailed(call);
+			_delegate->callFailed(call);
 		}
 	}).fail([=](const MTP::Error &error) {
 		const auto call = weak.get();
 		if (!call) {
 			return;
 		}
-		callFailed(call);
+		_delegate->callFailed(call);
 	}).send();
 }
 
@@ -277,13 +356,13 @@ bytes::const_span Instance::updateDhConfig(
 		} else if (!validRandom(data.vrandom().v)) {
 			return {};
 		}
-		_dhConfig.g = data.vg().v;
-		_dhConfig.p = std::move(primeBytes);
-		_dhConfig.version = data.vversion().v;
+		_cachedDhConfig->g = data.vg().v;
+		_cachedDhConfig->p = std::move(primeBytes);
+		_cachedDhConfig->version = data.vversion().v;
 		return bytes::make_span(data.vrandom().v);
 	}, [&](const MTPDmessages_dhConfigNotModified &data)
 	-> bytes::const_span {
-		if (!_dhConfig.g || _dhConfig.p.empty()) {
+		if (!_cachedDhConfig->g || _cachedDhConfig->p.empty()) {
 			LOG(("API Error: dhConfigNotModified on zero version."));
 			return {};
 		} else if (!validRandom(data.vrandom().v)) {
@@ -324,6 +403,8 @@ void Instance::handleUpdate(
 		handleSignalingData(session, data);
 	}, [&](const MTPDupdateGroupCall &data) {
 		handleGroupCallUpdate(session, update);
+	}, [&](const MTPDupdateGroupCallConnection &data) {
+		handleGroupCallUpdate(session, update);
 	}, [&](const MTPDupdateGroupCallParticipants &data) {
 		handleGroupCallUpdate(session, update);
 	}, [](const auto &) {
@@ -357,6 +438,26 @@ void Instance::setCurrentAudioDevice(bool input, const QString &deviceId) {
 	}
 }
 
+FnMut<void()> Instance::addAsyncWaiter() {
+	auto semaphore = std::make_unique<crl::semaphore>();
+	const auto raw = semaphore.get();
+	const auto weak = base::make_weak(this);
+	_asyncWaiters.emplace(std::move(semaphore));
+	return [raw, weak] {
+		raw->release();
+		crl::on_main(weak, [raw, weak] {
+			auto &waiters = weak->_asyncWaiters;
+			auto wrapped = std::unique_ptr<crl::semaphore>(raw);
+			const auto i = waiters.find(wrapped);
+			wrapped.release();
+
+			if (i != end(waiters)) {
+				waiters.erase(i);
+			}
+		});
+	};
+}
+
 bool Instance::isQuitPrevent() {
 	if (!_currentCall || _currentCall->isIncomingWaiting()) {
 		return false;
@@ -415,10 +516,15 @@ void Instance::handleGroupCallUpdate(
 		&& (&_currentGroupCall->peer()->session() == session)) {
 		update.match([&](const MTPDupdateGroupCall &data) {
 			_currentGroupCall->handlePossibleCreateOrJoinResponse(data);
+		}, [&](const MTPDupdateGroupCallConnection &data) {
+			_currentGroupCall->handlePossibleCreateOrJoinResponse(data);
 		}, [](const auto &) {
 		});
 	}
 
+	if (update.type() == mtpc_updateGroupCallConnection) {
+		return;
+	}
 	const auto callId = update.match([](const MTPDupdateGroupCall &data) {
 		return data.vcall().match([](const auto &data) {
 			return data.vid().v;
@@ -592,14 +698,19 @@ void Instance::requestPermissionOrFail(Platform::PermissionType type, Fn<void()>
 	}
 }
 
-std::shared_ptr<tgcalls::VideoCaptureInterface> Instance::getVideoCapture() {
+std::shared_ptr<tgcalls::VideoCaptureInterface> Instance::getVideoCapture(
+		QString deviceId) {
+	if (deviceId.isEmpty()) {
+		deviceId = Core::App().settings().callVideoInputDeviceId();
+	}
 	if (auto result = _videoCapture.lock()) {
+		result->switchToDevice(deviceId.toStdString());
 		return result;
 	}
 	auto result = std::shared_ptr<tgcalls::VideoCaptureInterface>(
 		tgcalls::VideoCaptureInterface::Create(
 			tgcalls::StaticThreads::getThreads(),
-			Core::App().settings().callVideoInputDeviceId().toStdString()));
+			deviceId.toStdString()));
 	_videoCapture = result;
 	return result;
 }

Telegram/SourceFiles/calls/calls_instance.h

@@ -8,9 +8,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "mtproto/sender.h"
-#include "calls/calls_call.h"
-#include "calls/calls_group_call.h"
-#include "calls/calls_choose_join_as.h"
+
+namespace crl {
+class semaphore;
+} // namespace crl
 
 namespace Platform {
 enum class PermissionType;
@@ -27,17 +28,22 @@ class Session;
 namespace Calls::Group {
 struct JoinInfo;
 class Panel;
+class ChooseJoinAsProcess;
 } // namespace Calls::Group
 
+namespace tgcalls {
+class VideoCaptureInterface;
+} // namespace tgcalls
+
 namespace Calls {
 
+class Call;
+enum class CallType;
+class GroupCall;
 class Panel;
+struct DhConfig;
 
-class Instance
-	: private Call::Delegate
-	, private GroupCall::Delegate
-	, private base::Subscriber
-	, public base::has_weak_ptr {
+class Instance : private base::Subscriber, public base::has_weak_ptr {
 public:
 	Instance();
 	~Instance();
@@ -69,49 +75,24 @@ public:
 	bool activateCurrentCall(const QString &joinHash = QString());
 	bool minimizeCurrentActiveCall();
 	bool closeCurrentActiveCall();
-	auto getVideoCapture()
-		-> std::shared_ptr<tgcalls::VideoCaptureInterface> override;
+	[[nodiscard]] auto getVideoCapture(QString deviceId = QString())
+		-> std::shared_ptr<tgcalls::VideoCaptureInterface>;
 	void requestPermissionsOrFail(Fn<void()> onSuccess, bool video = true);
 
 	void setCurrentAudioDevice(bool input, const QString &deviceId);
 
+	[[nodiscard]] FnMut<void()> addAsyncWaiter();
+
 	[[nodiscard]] bool isQuitPrevent();
 
 private:
-	using CallSound = Call::Delegate::CallSound;
-	using GroupCallSound = GroupCall::Delegate::GroupCallSound;
-
-	[[nodiscard]] not_null<Call::Delegate*> getCallDelegate() {
-		return static_cast<Call::Delegate*>(this);
-	}
-	[[nodiscard]] not_null<GroupCall::Delegate*> getGroupCallDelegate() {
-		return static_cast<GroupCall::Delegate*>(this);
-	}
-	[[nodiscard]] DhConfig getDhConfig() const override {
-		return _dhConfig;
-	}
+	class Delegate;
+	friend class Delegate;
 
 	not_null<Media::Audio::Track*> ensureSoundLoaded(const QString &key);
 	void playSoundOnce(const QString &key);
 
-	void callFinished(not_null<Call*> call) override;
-	void callFailed(not_null<Call*> call) override;
-	void callRedial(not_null<Call*> call) override;
-	void callRequestPermissionsOrFail(
-			Fn<void()> onSuccess,
-			bool video) override {
-		requestPermissionsOrFail(std::move(onSuccess), video);
-	}
-	void callPlaySound(CallSound sound) override;
-
-	void groupCallFinished(not_null<GroupCall*> call) override;
-	void groupCallFailed(not_null<GroupCall*> call) override;
-	void groupCallRequestPermissionsOrFail(Fn<void()> onSuccess) override {
-		requestPermissionsOrFail(std::move(onSuccess), false);
-	}
-	void groupCallPlaySound(GroupCallSound sound) override;
-
-	void createCall(not_null<UserData*> user, Call::Type type, bool video);
+	void createCall(not_null<UserData*> user, CallType type, bool video);
 	void destroyCall(not_null<Call*> call);
 
 	void createGroupCall(
@@ -138,7 +119,8 @@ private:
 		not_null<Main::Session*> session,
 		const MTPUpdate &update);
 
-	DhConfig _dhConfig;
+	const std::unique_ptr<Delegate> _delegate;
+	const std::unique_ptr<DhConfig> _cachedDhConfig;
 
 	crl::time _lastServerConfigUpdateTime = 0;
 	base::weak_ptr<Main::Session> _serverConfigRequestSession;
@@ -154,7 +136,9 @@ private:
 
 	base::flat_map<QString, std::unique_ptr<Media::Audio::Track>> _tracks;
 
-	Group::ChooseJoinAsProcess _chooseJoinAs;
+	const std::unique_ptr<Group::ChooseJoinAsProcess> _chooseJoinAs;
+
+	base::flat_set<std::unique_ptr<crl::semaphore>> _asyncWaiters;
 
 };
 

Telegram/SourceFiles/calls/calls_panel.cpp

@@ -18,6 +18,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "calls/calls_signal_bars.h"
 #include "calls/calls_userpic.h"
 #include "calls/calls_video_bubble.h"
+#include "calls/calls_video_incoming.h"
 #include "ui/platform/ui_platform_window_title.h"
 #include "ui/widgets/call_button.h"
 #include "ui/widgets/buttons.h"
@@ -29,6 +30,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/wrap/fade_wrap.h"
 #include "ui/wrap/padding_wrap.h"
 #include "ui/platform/ui_platform_utility.h"
+#include "ui/gl/gl_surface.h"
+#include "ui/gl/gl_shader.h"
 #include "ui/toast/toast.h"
 #include "ui/empty_userpic.h"
 #include "ui/emoji_config.h"
@@ -50,141 +53,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <QtGui/QWindow>
 
 namespace Calls {
-namespace {
-
-#if defined Q_OS_MAC && !defined OS_MAC_OLD
-#define USE_OPENGL_OVERLAY_WIDGET
-#endif // Q_OS_MAC && !OS_MAC_OLD
-
-#ifdef USE_OPENGL_OVERLAY_WIDGET
-using IncomingParent = Ui::RpWidgetWrap<QOpenGLWidget>;
-#else // USE_OPENGL_OVERLAY_WIDGET
-using IncomingParent = Ui::RpWidget;
-#endif // USE_OPENGL_OVERLAY_WIDGET
-
-} // namespace
-
-class Panel::Incoming final : public IncomingParent {
-public:
-	Incoming(
-		not_null<QWidget*> parent,
-		not_null<Webrtc::VideoTrack*> track);
-
-private:
-	void paintEvent(QPaintEvent *e) override;
-
-	void initBottomShadow();
-	void fillTopShadow(QPainter &p);
-	void fillBottomShadow(QPainter &p);
-
-	const not_null<Webrtc::VideoTrack*> _track;
-	QPixmap _bottomShadow;
-
-};
-
-Panel::Incoming::Incoming(
-	not_null<QWidget*> parent,
-	not_null<Webrtc::VideoTrack*> track)
-: IncomingParent(parent)
-, _track(track) {
-	initBottomShadow();
-	setAttribute(Qt::WA_OpaquePaintEvent);
-	setAttribute(Qt::WA_TransparentForMouseEvents);
-}
-
-void Panel::Incoming::paintEvent(QPaintEvent *e) {
-	QPainter p(this);
-
-	const auto [image, rotation] = _track->frameOriginalWithRotation();
-	if (image.isNull()) {
-		p.fillRect(e->rect(), Qt::black);
-	} else {
-		using namespace Media::View;
-		auto hq = PainterHighQualityEnabler(p);
-		if (UsePainterRotation(rotation)) {
-			if (rotation) {
-				p.save();
-				p.rotate(rotation);
-			}
-			p.drawImage(RotatedRect(rect(), rotation), image);
-			if (rotation) {
-				p.restore();
-			}
-		} else if (rotation) {
-			p.drawImage(rect(), RotateFrameImage(image, rotation));
-		} else {
-			p.drawImage(rect(), image);
-		}
-		fillBottomShadow(p);
-		fillTopShadow(p);
-	}
-	_track->markFrameShown();
-}
-
-void Panel::Incoming::initBottomShadow() {
-	auto image = QImage(
-		QSize(1, st::callBottomShadowSize) * cIntRetinaFactor(),
-		QImage::Format_ARGB32_Premultiplied);
-	const auto colorFrom = uint32(0);
-	const auto colorTill = uint32(74);
-	const auto rows = image.height();
-	const auto step = (uint64(colorTill - colorFrom) << 32) / rows;
-	auto accumulated = uint64();
-	auto bytes = image.bits();
-	for (auto y = 0; y != rows; ++y) {
-		accumulated += step;
-		const auto color = (colorFrom + uint32(accumulated >> 32)) << 24;
-		for (auto x = 0; x != image.width(); ++x) {
-			*(reinterpret_cast<uint32*>(bytes) + x) = color;
-		}
-		bytes += image.bytesPerLine();
-	}
-	_bottomShadow = Images::PixmapFast(std::move(image));
-}
-
-void Panel::Incoming::fillTopShadow(QPainter &p) {
-#ifdef Q_OS_WIN
-	const auto width = parentWidget()->width();
-	const auto position = QPoint(width - st::callTitleShadow.width(), 0);
-	const auto shadowArea = QRect(
-		position,
-		st::callTitleShadow.size());
-	const auto fill = shadowArea.intersected(geometry()).translated(-pos());
-	if (fill.isEmpty()) {
-		return;
-	}
-	p.save();
-	p.setClipRect(fill);
-	st::callTitleShadow.paint(p, position - pos(), width);
-	p.restore();
-#endif // Q_OS_WIN
-}
-
-void Panel::Incoming::fillBottomShadow(QPainter &p) {
-	const auto shadowArea = QRect(
-		0,
-		parentWidget()->height() - st::callBottomShadowSize,
-		parentWidget()->width(),
-		st::callBottomShadowSize);
-	const auto fill = shadowArea.intersected(geometry()).translated(-pos());
-	if (fill.isEmpty()) {
-		return;
-	}
-	const auto factor = cIntRetinaFactor();
-	p.drawPixmap(
-		fill,
-		_bottomShadow,
-		QRect(
-			0,
-			factor * (fill.y() - shadowArea.translated(-pos()).y()),
-			factor,
-			factor * fill.height()));
-}
 
 Panel::Panel(not_null<Call*> call)
 : _call(call)
 , _user(call->user())
-, _window(std::make_unique<Ui::Window>())
+, _window(createWindow())
 #ifndef Q_OS_MAC
 , _controls(std::make_unique<Ui::Platform::TitleControls>(
 	_window->body(),
@@ -213,6 +86,25 @@ Panel::Panel(not_null<Call*> call)
 
 Panel::~Panel() = default;
 
+std::unique_ptr<Ui::Window> Panel::createWindow() {
+	auto result = std::make_unique<Ui::Window>();
+	const auto capabilities = Ui::GL::CheckCapabilities(result.get());
+	const auto use = Platform::IsMac()
+		? true
+		: Platform::IsWindows()
+		? capabilities.supported
+		: capabilities.transparency;
+	LOG(("OpenGL: %1 (Incoming)").arg(Logs::b(use)));
+	_backend = use ? Ui::GL::Backend::OpenGL : Ui::GL::Backend::Raster;
+
+	if (use) {
+		return result;
+	}
+
+	// We have to create a new window, if OpenGL initialization failed.
+	return std::make_unique<Ui::Window>();
+}
+
 bool Panel::isActive() const {
 	return _window->isActiveWindow()
 		&& _window->isVisible()
@@ -392,7 +284,7 @@ void Panel::refreshIncomingGeometry() {
 	Expects(_incoming != nullptr);
 
 	if (_incomingFrameSize.isEmpty()) {
-		_incoming->hide();
+		_incoming->widget()->hide();
 		return;
 	}
 	const auto to = widget()->size();
@@ -401,7 +293,7 @@ void Panel::refreshIncomingGeometry() {
 		to,
 		Qt::KeepAspectRatioByExpanding);
 
-	// If we cut out no more than 0.33 of the original, let's use expanding.
+	// If we cut out no more than 0.25 of the original, let's use expanding.
 	const auto use = ((big.width() * 3 <= to.width() * 4)
 		&& (big.height() * 3 <= to.height() * 4))
 		? big
@@ -409,8 +301,8 @@ void Panel::refreshIncomingGeometry() {
 	const auto pos = QPoint(
 		(to.width() - use.width()) / 2,
 		(to.height() - use.height()) / 2);
-	_incoming->setGeometry(QRect(pos, use));
-	_incoming->show();
+	_incoming->widget()->setGeometry(QRect(pos, use));
+	_incoming->widget()->show();
 }
 
 void Panel::reinitWithCall(Call *call) {
@@ -446,8 +338,9 @@ void Panel::reinitWithCall(Call *call) {
 		_call->videoOutgoing());
 	_incoming = std::make_unique<Incoming>(
 		widget(),
-		_call->videoIncoming());
-	_incoming->hide();
+		_call->videoIncoming(),
+		_backend);
+	_incoming->widget()->hide();
 
 	_call->mutedValue(
 	) | rpl::start_with_next([=](bool mute) {
@@ -474,28 +367,34 @@ void Panel::reinitWithCall(Call *call) {
 	_call->videoIncoming()->renderNextFrame(
 	) | rpl::start_with_next([=] {
 		const auto track = _call->videoIncoming();
-		const auto [frame, rotation] = track->frameOriginalWithRotation();
-		setIncomingSize((rotation == 90 || rotation == 270)
-			? QSize(frame.height(), frame.width())
-			: frame.size());
-		if (_incoming->isHidden()) {
+		setIncomingSize(track->state() == Webrtc::VideoState::Active
+			? track->frameSize()
+			: QSize());
+		if (_incoming->widget()->isHidden()) {
 			return;
 		}
 		const auto incoming = incomingFrameGeometry();
 		const auto outgoing = outgoingFrameGeometry();
-		_incoming->update();
+		_incoming->widget()->update();
 		if (incoming.intersects(outgoing)) {
 			widget()->update(outgoing);
 		}
 	}, _callLifetime);
 
+	_call->videoIncoming()->stateValue(
+	) | rpl::start_with_next([=](Webrtc::VideoState state) {
+		setIncomingSize((state == Webrtc::VideoState::Active)
+			? _call->videoIncoming()->frameSize()
+			: QSize());
+	}, _callLifetime);
+
 	_call->videoOutgoing()->renderNextFrame(
 	) | rpl::start_with_next([=] {
 		const auto incoming = incomingFrameGeometry();
 		const auto outgoing = outgoingFrameGeometry();
 		widget()->update(outgoing);
 		if (incoming.intersects(outgoing)) {
-			_incoming->update();
+			_incoming->widget()->update();
 		}
 	}, _callLifetime);
 
@@ -539,7 +438,13 @@ void Panel::reinitWithCall(Call *call) {
 	_name->setText(_user->name);
 	updateStatusText(_call->state());
 
-	_incoming->lower();
+	_answerHangupRedial->raise();
+	_decline->raise();
+	_cancel->raise();
+	_camera->raise();
+	_mute->raise();
+
+	_incoming->widget()->lower();
 }
 
 void Panel::createRemoteAudioMute() {
@@ -604,7 +509,7 @@ void Panel::showControls() {
 	_cancel->setVisible(_cancel->toggled());
 
 	const auto shown = !_incomingFrameSize.isEmpty();
-	_incoming->setVisible(shown);
+	_incoming->widget()->setVisible(shown);
 	_name->setVisible(!shown);
 	_status->setVisible(!shown);
 	_userpic->setVisible(!shown);
@@ -648,9 +553,9 @@ void Panel::toggleFullScreen(bool fullscreen) {
 }
 
 QRect Panel::incomingFrameGeometry() const {
-	return (!_incoming || _incoming->isHidden())
+	return (!_incoming || _incoming->widget()->isHidden())
 		? QRect()
-		: _incoming->geometry();
+		: _incoming->widget()->geometry();
 }
 
 QRect Panel::outgoingFrameGeometry() const {
@@ -666,15 +571,31 @@ void Panel::updateControlsGeometry() {
 	}
 	if (_fingerprint) {
 #ifndef Q_OS_MAC
-		const auto minRight = _controls->geometry().width()
-			+ st::callFingerprintTop;
+		const auto controlsGeometry = _controls->geometry();
+		const auto halfWidth = widget()->width() / 2;
+		const auto minLeft = (controlsGeometry.center().x() < halfWidth)
+			? (controlsGeometry.width() + st::callFingerprintTop)
+			: 0;
+		const auto minRight = (controlsGeometry.center().x() >= halfWidth)
+			? (controlsGeometry.width() + st::callFingerprintTop)
+			: 0;
+		_incoming->setControlsAlignment(minLeft
+			? style::al_left
+			: style::al_right);
 #else // !Q_OS_MAC
+		const auto minLeft = 0;
 		const auto minRight = 0;
 #endif // _controls
 		const auto desired = (widget()->width() - _fingerprint->width()) / 2;
-		_fingerprint->moveToRight(
-			std::max(desired, minRight),
-			st::callFingerprintTop);
+		if (minLeft) {
+			_fingerprint->moveToLeft(
+				std::max(desired, minLeft),
+				st::callFingerprintTop);
+		} else {
+			_fingerprint->moveToRight(
+				std::max(desired, minRight),
+				st::callFingerprintTop);
+		}
 	}
 	const auto innerHeight = std::max(widget()->height(), st::callHeightMin);
 	const auto innerWidth = widget()->width() - 2 * st::callInnerPadding;
@@ -786,13 +707,13 @@ void Panel::paint(QRect clip) {
 	Painter p(widget());
 
 	auto region = QRegion(clip);
-	if (!_incoming->isHidden()) {
-		region = region.subtracted(QRegion(_incoming->geometry()));
+	if (!_incoming->widget()->isHidden()) {
+		region = region.subtracted(QRegion(_incoming->widget()->geometry()));
 	}
 	for (const auto rect : region) {
 		p.fillRect(rect, st::callBgOpaque);
 	}
-	if (_incoming && _incoming->isHidden()) {
+	if (_incoming && _incoming->widget()->isHidden()) {
 		_call->videoIncoming()->markFrameShown();
 	}
 }

Telegram/SourceFiles/calls/calls_panel.h

@@ -30,6 +30,9 @@ class FadeWrap;
 template <typename Widget>
 class PaddingWrap;
 class Window;
+namespace GL {
+enum class Backend;
+} // namespace GL
 namespace Platform {
 class TitleControls;
 } // namespace Platform
@@ -67,6 +70,7 @@ private:
 		Redial,
 	};
 
+	std::unique_ptr<Ui::Window> createWindow();
 	[[nodiscard]] not_null<Ui::RpWidget*> widget() const;
 
 	void paint(QRect clip);
@@ -80,9 +84,6 @@ private:
 
 	void handleClose();
 
-	QRect signalBarsRect() const;
-	void paintSignalBarsBg(Painter &p);
-
 	void updateControlsGeometry();
 	void updateHangupGeometry();
 	void updateStatusGeometry();
@@ -105,6 +106,7 @@ private:
 	Call *_call = nullptr;
 	not_null<UserData*> _user;
 
+	Ui::GL::Backend _backend = Ui::GL::Backend();
 	const std::unique_ptr<Ui::Window> _window;
 	std::unique_ptr<Incoming> _incoming;
 

Telegram/SourceFiles/calls/calls_top_bar.cpp

@@ -22,7 +22,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "calls/calls_call.h"
 #include "calls/calls_instance.h"
 #include "calls/calls_signal_bars.h"
-#include "calls/calls_group_menu.h" // Group::LeaveBox.
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_menu.h" // Group::LeaveBox.
 #include "history/view/history_view_group_call_tracker.h" // ContentByCall.
 #include "data/data_user.h"
 #include "data/data_group_call.h"
@@ -279,8 +280,7 @@ void TopBar::initControls() {
 		if (const auto call = _call.get()) {
 			call->setMuted(!call->muted());
 		} else if (const auto group = _groupCall.get()) {
-			if (group->muted() == MuteState::ForceMuted
-				|| group->muted() == MuteState::RaisedHand) {
+			if (group->mutedByAdmin()) {
 				Ui::Toast::Show(tr::lng_group_call_force_muted_sub(tr::now));
 			} else {
 				group->setMuted((group->muted() == MuteState::Muted)

Telegram/SourceFiles/calls/calls_video_incoming.cpp

@@ -0,0 +1,576 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "calls/calls_video_incoming.h"
+
+#include "ui/gl/gl_surface.h"
+#include "ui/gl/gl_shader.h"
+#include "ui/gl/gl_image.h"
+#include "ui/gl/gl_primitives.h"
+#include "media/view/media_view_pip.h"
+#include "webrtc/webrtc_video_track.h"
+#include "styles/style_calls.h"
+
+#include <QtGui/QOpenGLShader>
+#include <QtGui/QOpenGLBuffer>
+
+namespace Calls {
+namespace {
+
+constexpr auto kBottomShadowAlphaMax = 74;
+
+using namespace Ui::GL;
+
+[[nodiscard]] ShaderPart FragmentBottomShadow() {
+	return {
+		.header = R"(
+uniform vec3 shadow; // fullHeight, shadowTop, maxOpacity
+)",
+		.body = R"(
+	float shadowCoord = shadow.y - gl_FragCoord.y;
+	float shadowValue = clamp(shadowCoord / shadow.x, 0., 1.);
+	float shadowShown = shadowValue * shadow.z;
+	result = vec4(min(result.rgb, vec3(1.)) * (1. - shadowShown), result.a);
+)",
+	};
+}
+
+} // namespace
+
+class Panel::Incoming::RendererGL final : public Ui::GL::Renderer {
+public:
+	explicit RendererGL(not_null<Incoming*> owner);
+
+	void init(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+	void deinit(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+	void paint(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+private:
+	void uploadTexture(
+		QOpenGLFunctions &f,
+		GLint internalformat,
+		GLint format,
+		QSize size,
+		QSize hasSize,
+		int stride,
+		const void *data) const;
+	void validateShadowImage();
+
+	const not_null<Incoming*> _owner;
+
+	QSize _viewport;
+	float _factor = 1.;
+	QVector2D _uniformViewport;
+
+	std::optional<QOpenGLBuffer> _contentBuffer;
+	std::optional<QOpenGLShaderProgram> _argb32Program;
+	QOpenGLShader *_texturedVertexShader = nullptr;
+	std::optional<QOpenGLShaderProgram> _yuv420Program;
+	std::optional<QOpenGLShaderProgram> _imageProgram;
+	Ui::GL::Textures<4> _textures;
+	QSize _rgbaSize;
+	QSize _lumaSize;
+	QSize _chromaSize;
+	int _trackFrameIndex = 0;
+
+	Ui::GL::Image _controlsShadowImage;
+	QRect _controlsShadowLeft;
+	QRect _controlsShadowRight;
+
+	rpl::lifetime _lifetime;
+
+};
+
+class Panel::Incoming::RendererSW final : public Ui::GL::Renderer {
+public:
+	explicit RendererSW(not_null<Incoming*> owner);
+
+	void paintFallback(
+		Painter &&p,
+		const QRegion &clip,
+		Ui::GL::Backend backend) override;
+
+private:
+	void initBottomShadow();
+	void fillTopShadow(QPainter &p);
+	void fillBottomShadow(QPainter &p);
+
+	const not_null<Incoming*> _owner;
+
+	QImage _bottomShadow;
+
+};
+
+Panel::Incoming::RendererGL::RendererGL(not_null<Incoming*> owner)
+: _owner(owner) {
+	style::PaletteChanged(
+	) | rpl::start_with_next([=] {
+		_controlsShadowImage.invalidate();
+	}, _lifetime);
+}
+
+void Panel::Incoming::RendererGL::init(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) {
+	constexpr auto kQuads = 2;
+	constexpr auto kQuadVertices = kQuads * 4;
+	constexpr auto kQuadValues = kQuadVertices * 4;
+
+	_contentBuffer.emplace();
+	_contentBuffer->setUsagePattern(QOpenGLBuffer::DynamicDraw);
+	_contentBuffer->create();
+	_contentBuffer->bind();
+	_contentBuffer->allocate(kQuadValues * sizeof(GLfloat));
+
+	_textures.ensureCreated(f);
+
+	_imageProgram.emplace();
+	_texturedVertexShader = LinkProgram(
+		&*_imageProgram,
+		VertexShader({
+			VertexViewportTransform(),
+			VertexPassTextureCoord(),
+		}),
+		FragmentShader({
+			FragmentSampleARGB32Texture(),
+		})).vertex;
+
+	_argb32Program.emplace();
+	LinkProgram(
+		&*_argb32Program,
+		_texturedVertexShader,
+		FragmentShader({
+			FragmentSampleARGB32Texture(),
+			FragmentBottomShadow(),
+		}));
+
+	_yuv420Program.emplace();
+	LinkProgram(
+		&*_yuv420Program,
+		_texturedVertexShader,
+		FragmentShader({
+			FragmentSampleYUV420Texture(),
+			FragmentBottomShadow(),
+		}));
+}
+
+void Panel::Incoming::RendererGL::deinit(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) {
+	_textures.destroy(f);
+	_imageProgram = std::nullopt;
+	_texturedVertexShader = nullptr;
+	_argb32Program = std::nullopt;
+	_yuv420Program = std::nullopt;
+	_contentBuffer = std::nullopt;
+}
+
+void Panel::Incoming::RendererGL::paint(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) {
+	const auto markGuard = gsl::finally([&] {
+		_owner->_track->markFrameShown();
+	});
+	const auto data = _owner->_track->frameWithInfo(false);
+	if (data.format == Webrtc::FrameFormat::None) {
+		return;
+	}
+
+	const auto factor = widget->devicePixelRatio();
+	if (_factor != factor) {
+		_factor = factor;
+		_controlsShadowImage.invalidate();
+	}
+	_viewport = widget->size();
+	_uniformViewport = QVector2D(
+		_viewport.width() * _factor,
+		_viewport.height() * _factor);
+
+	const auto rgbaFrame = (data.format == Webrtc::FrameFormat::ARGB32);
+	const auto upload = (_trackFrameIndex != data.index);
+	_trackFrameIndex = data.index;
+	auto &program = rgbaFrame ? _argb32Program : _yuv420Program;
+	program->bind();
+	if (rgbaFrame) {
+		Assert(!data.original.isNull());
+		f.glActiveTexture(GL_TEXTURE0);
+		_textures.bind(f, 0);
+		if (upload) {
+			uploadTexture(
+				f,
+				GL_RGBA,
+				GL_RGBA,
+				data.original.size(),
+				_rgbaSize,
+				data.original.bytesPerLine() / 4,
+				data.original.constBits());
+			_rgbaSize = data.original.size();
+		}
+		program->setUniformValue("s_texture", GLint(0));
+	} else {
+		Assert(data.format == Webrtc::FrameFormat::YUV420);
+		Assert(!data.yuv420->size.isEmpty());
+		const auto yuv = data.yuv420;
+
+		f.glActiveTexture(GL_TEXTURE0);
+		_textures.bind(f, 1);
+		if (upload) {
+			f.glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+			uploadTexture(
+				f,
+				GL_RED,
+				GL_RED,
+				yuv->size,
+				_lumaSize,
+				yuv->y.stride,
+				yuv->y.data);
+			_lumaSize = yuv->size;
+		}
+		f.glActiveTexture(GL_TEXTURE1);
+		_textures.bind(f, 2);
+		if (upload) {
+			uploadTexture(
+				f,
+				GL_RED,
+				GL_RED,
+				yuv->chromaSize,
+				_chromaSize,
+				yuv->u.stride,
+				yuv->u.data);
+		}
+		f.glActiveTexture(GL_TEXTURE2);
+		_textures.bind(f, 3);
+		if (upload) {
+			uploadTexture(
+				f,
+				GL_RED,
+				GL_RED,
+				yuv->chromaSize,
+				_chromaSize,
+				yuv->v.stride,
+				yuv->v.data);
+			_chromaSize = yuv->chromaSize;
+			f.glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+		}
+		program->setUniformValue("y_texture", GLint(0));
+		program->setUniformValue("u_texture", GLint(1));
+		program->setUniformValue("v_texture", GLint(2));
+	}
+	const auto rect = TransformRect(
+		widget->rect(),
+		_viewport,
+		_factor);
+	std::array<std::array<GLfloat, 2>, 4> texcoords = { {
+		{ { 0.f, 1.f } },
+		{ { 1.f, 1.f } },
+		{ { 1.f, 0.f } },
+		{ { 0.f, 0.f } },
+	} };
+	if (const auto shift = (data.rotation / 90); shift != 0) {
+		std::rotate(
+			begin(texcoords),
+			begin(texcoords) + shift,
+			end(texcoords));
+	}
+
+	const auto width = widget->parentWidget()->width();
+	const auto left = (_owner->_topControlsAlignment == style::al_left);
+	validateShadowImage();
+	const auto position = left
+		? QPoint()
+		: QPoint(width - st::callTitleShadowRight.width(), 0);
+	const auto translated = position - widget->pos();
+	const auto shadowArea = QRect(translated, st::callTitleShadowLeft.size());
+	const auto shadow = _controlsShadowImage.texturedRect(
+		shadowArea,
+		(left ? _controlsShadowLeft : _controlsShadowRight),
+		widget->rect());
+	const auto shadowRect = TransformRect(
+		shadow.geometry,
+		_viewport,
+		_factor);
+
+	const GLfloat coords[] = {
+		rect.left(), rect.top(),
+		texcoords[0][0], texcoords[0][1],
+
+		rect.right(), rect.top(),
+		texcoords[1][0], texcoords[1][1],
+
+		rect.right(), rect.bottom(),
+		texcoords[2][0], texcoords[2][1],
+
+		rect.left(), rect.bottom(),
+		texcoords[3][0], texcoords[3][1],
+
+		shadowRect.left(), shadowRect.top(),
+		shadow.texture.left(), shadow.texture.bottom(),
+
+		shadowRect.right(), shadowRect.top(),
+		shadow.texture.right(), shadow.texture.bottom(),
+
+		shadowRect.right(), shadowRect.bottom(),
+		shadow.texture.right(), shadow.texture.top(),
+
+		shadowRect.left(), shadowRect.bottom(),
+		shadow.texture.left(), shadow.texture.top(),
+	};
+
+	_contentBuffer->write(0, coords, sizeof(coords));
+
+	const auto bottomShadowArea = QRect(
+		0,
+		widget->parentWidget()->height() - st::callBottomShadowSize,
+		widget->parentWidget()->width(),
+		st::callBottomShadowSize);
+	const auto bottomShadowFill = bottomShadowArea.intersected(
+		widget->geometry()).translated(-widget->pos());
+	const auto shadowHeight = bottomShadowFill.height();
+	const auto shadowAlpha = (shadowHeight * kBottomShadowAlphaMax)
+		/ (st::callBottomShadowSize * 255.);
+
+	program->setUniformValue("viewport", _uniformViewport);
+	program->setUniformValue("shadow", QVector3D(
+		shadowHeight * _factor,
+		TransformRect(bottomShadowFill, _viewport, _factor).bottom(),
+		shadowAlpha));
+
+	FillTexturedRectangle(f, &*program);
+
+#ifndef Q_OS_MAC
+	if (!shadowRect.empty()) {
+		f.glEnable(GL_BLEND);
+		f.glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
+		const auto guard = gsl::finally([&] {
+			f.glDisable(GL_BLEND);
+		});
+
+		_imageProgram->bind();
+		_imageProgram->setUniformValue("viewport", _uniformViewport);
+		_imageProgram->setUniformValue("s_texture", GLint(0));
+
+		f.glActiveTexture(GL_TEXTURE0);
+		_controlsShadowImage.bind(f);
+
+		FillTexturedRectangle(f, &*_imageProgram, 4);
+	}
+#endif // Q_OS_MAC
+}
+
+void Panel::Incoming::RendererGL::validateShadowImage() {
+	if (_controlsShadowImage) {
+		return;
+	}
+	const auto size = st::callTitleShadowLeft.size();
+	const auto full = QSize(size.width(), 2 * size.height()) * int(_factor);
+	auto image = QImage(full, QImage::Format_ARGB32_Premultiplied);
+	image.setDevicePixelRatio(_factor);
+	image.fill(Qt::transparent);
+	{
+		auto p = QPainter(&image);
+		st::callTitleShadowLeft.paint(p, 0, 0, size.width());
+		_controlsShadowLeft = QRect(0, 0, full.width(), full.height() / 2);
+		st::callTitleShadowRight.paint(p, 0, size.height(), size.width());
+		_controlsShadowRight = QRect(
+			0,
+			full.height() / 2,
+			full.width(),
+			full.height() / 2);
+	}
+	_controlsShadowImage.setImage(std::move(image));
+}
+
+void Panel::Incoming::RendererGL::uploadTexture(
+		QOpenGLFunctions &f,
+		GLint internalformat,
+		GLint format,
+		QSize size,
+		QSize hasSize,
+		int stride,
+		const void *data) const {
+	f.glPixelStorei(GL_UNPACK_ROW_LENGTH, stride);
+	if (hasSize != size) {
+		f.glTexImage2D(
+			GL_TEXTURE_2D,
+			0,
+			internalformat,
+			size.width(),
+			size.height(),
+			0,
+			format,
+			GL_UNSIGNED_BYTE,
+			data);
+	} else {
+		f.glTexSubImage2D(
+			GL_TEXTURE_2D,
+			0,
+			0,
+			0,
+			size.width(),
+			size.height(),
+			format,
+			GL_UNSIGNED_BYTE,
+			data);
+	}
+	f.glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+}
+
+Panel::Incoming::RendererSW::RendererSW(not_null<Incoming*> owner)
+: _owner(owner) {
+	initBottomShadow();
+}
+
+void Panel::Incoming::RendererSW::paintFallback(
+		Painter &&p,
+		const QRegion &clip,
+		Ui::GL::Backend backend) {
+	const auto markGuard = gsl::finally([&] {
+		_owner->_track->markFrameShown();
+	});
+	const auto data = _owner->_track->frameWithInfo(true);
+	const auto &image = data.original;
+	const auto rotation = data.rotation;
+	if (image.isNull()) {
+		p.fillRect(clip.boundingRect(), Qt::black);
+	} else {
+		const auto rect = _owner->widget()->rect();
+		using namespace Media::View;
+		auto hq = PainterHighQualityEnabler(p);
+		if (UsePainterRotation(rotation)) {
+			if (rotation) {
+				p.save();
+				p.rotate(rotation);
+			}
+			p.drawImage(RotatedRect(rect, rotation), image);
+			if (rotation) {
+				p.restore();
+			}
+		} else if (rotation) {
+			p.drawImage(rect, RotateFrameImage(image, rotation));
+		} else {
+			p.drawImage(rect, image);
+		}
+		fillBottomShadow(p);
+		fillTopShadow(p);
+	}
+}
+
+void Panel::Incoming::RendererSW::initBottomShadow() {
+	auto image = QImage(
+		QSize(1, st::callBottomShadowSize) * cIntRetinaFactor(),
+		QImage::Format_ARGB32_Premultiplied);
+	const auto colorFrom = uint32(0);
+	const auto colorTill = uint32(kBottomShadowAlphaMax);
+	const auto rows = image.height();
+	const auto step = (uint64(colorTill - colorFrom) << 32) / rows;
+	auto accumulated = uint64();
+	auto bytes = image.bits();
+	for (auto y = 0; y != rows; ++y) {
+		accumulated += step;
+		const auto color = (colorFrom + uint32(accumulated >> 32)) << 24;
+		for (auto x = 0; x != image.width(); ++x) {
+			*(reinterpret_cast<uint32*>(bytes) + x) = color;
+		}
+		bytes += image.bytesPerLine();
+	}
+	_bottomShadow = std::move(image);
+}
+
+void Panel::Incoming::RendererSW::fillTopShadow(QPainter &p) {
+#ifndef Q_OS_MAC
+	const auto widget = _owner->widget();
+	const auto width = widget->parentWidget()->width();
+	const auto left = (_owner->_topControlsAlignment == style::al_left);
+	const auto &icon = left
+		? st::callTitleShadowLeft
+		: st::callTitleShadowRight;
+	const auto position = left
+		? QPoint()
+		: QPoint(width - icon.width(), 0);
+	const auto shadowArea = QRect(position, icon.size());
+	const auto fill = shadowArea.intersected(
+		widget->geometry()).translated(-widget->pos());
+	if (fill.isEmpty()) {
+		return;
+	}
+	p.save();
+	p.setClipRect(fill);
+	icon.paint(p, position - widget->pos(), width);
+	p.restore();
+#endif // Q_OS_MAC
+}
+
+void Panel::Incoming::RendererSW::fillBottomShadow(QPainter &p) {
+	const auto widget = _owner->widget();
+	const auto shadowArea = QRect(
+		0,
+		widget->parentWidget()->height() - st::callBottomShadowSize,
+		widget->parentWidget()->width(),
+		st::callBottomShadowSize);
+	const auto fill = shadowArea.intersected(
+		widget->geometry()).translated(-widget->pos());
+	if (fill.isEmpty()) {
+		return;
+	}
+	const auto factor = cIntRetinaFactor();
+	p.drawImage(
+		fill,
+		_bottomShadow,
+		QRect(
+			0,
+			(factor
+				* (fill.y() - shadowArea.translated(-widget->pos()).y())),
+			factor,
+			factor * fill.height()));
+}
+
+Panel::Incoming::Incoming(
+	not_null<QWidget*> parent,
+	not_null<Webrtc::VideoTrack*> track,
+	Ui::GL::Backend backend)
+: _surface(Ui::GL::CreateSurface(parent, chooseRenderer(backend)))
+, _track(track) {
+	widget()->setAttribute(Qt::WA_OpaquePaintEvent);
+	widget()->setAttribute(Qt::WA_TransparentForMouseEvents);
+}
+
+not_null<QWidget*> Panel::Incoming::widget() const {
+	return _surface->rpWidget();
+}
+
+not_null<Ui::RpWidgetWrap*> Panel::Incoming::rp() const {
+	return _surface.get();
+}
+
+void Panel::Incoming::setControlsAlignment(style::align align) {
+	if (_topControlsAlignment != align) {
+		_topControlsAlignment = align;
+		widget()->update();
+	}
+}
+
+Ui::GL::ChosenRenderer Panel::Incoming::chooseRenderer(
+		Ui::GL::Backend backend) {
+	_opengl = (backend == Ui::GL::Backend::OpenGL);
+	return {
+		.renderer = (_opengl
+			? std::unique_ptr<Ui::GL::Renderer>(
+				std::make_unique<RendererGL>(this))
+			: std::make_unique<RendererSW>(this)),
+		.backend = backend,
+	};
+}
+
+} // namespace Calls

Telegram/SourceFiles/calls/calls_video_incoming.h

@@ -0,0 +1,45 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "calls/calls_panel.h"
+
+namespace Ui::GL {
+enum class Backend;
+struct ChosenRenderer;
+} // namespace Ui::GL
+
+namespace Calls {
+
+class Panel::Incoming final {
+public:
+	Incoming(
+		not_null<QWidget*> parent,
+		not_null<Webrtc::VideoTrack*> track,
+		Ui::GL::Backend backend);
+
+	[[nodiscard]] not_null<QWidget*> widget() const;
+	[[nodiscard]] not_null<Ui::RpWidgetWrap*> rp() const;
+
+	void setControlsAlignment(style::align align);
+
+private:
+	class RendererGL;
+	class RendererSW;
+
+	[[nodiscard]] Ui::GL::ChosenRenderer chooseRenderer(
+		Ui::GL::Backend backend);
+
+	const std::unique_ptr<Ui::RpWidgetWrap> _surface;
+	const not_null<Webrtc::VideoTrack*> _track;
+	style::align _topControlsAlignment = style::al_left;
+	bool _opengl = false;
+
+};
+
+} // namespace Calls

Telegram/SourceFiles/calls/group/calls_choose_join_as.cpp

@@ -5,10 +5,10 @@ the official desktop application for the Telegram messaging service.
 For license and copyright information please follow this link:
 https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
-#include "calls/calls_choose_join_as.h"
+#include "calls/group/calls_choose_join_as.h"
 
-#include "calls/calls_group_common.h"
-#include "calls/calls_group_menu.h"
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_group_menu.h"
 #include "data/data_peer.h"
 #include "data/data_user.h"
 #include "data/data_channel.h"

Telegram/SourceFiles/calls/group/calls_group_call.h

@@ -0,0 +1,646 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "base/weak_ptr.h"
+#include "base/timer.h"
+#include "base/bytes.h"
+#include "mtproto/sender.h"
+#include "mtproto/mtproto_auth_key.h"
+
+class History;
+
+namespace tgcalls {
+class GroupInstanceCustomImpl;
+struct GroupLevelsUpdate;
+struct GroupNetworkState;
+struct GroupParticipantDescription;
+class VideoCaptureInterface;
+} // namespace tgcalls
+
+namespace base {
+class GlobalShortcutManager;
+class GlobalShortcutValue;
+} // namespace base
+
+namespace Webrtc {
+class MediaDevices;
+class VideoTrack;
+enum class VideoState;
+} // namespace Webrtc
+
+namespace Data {
+struct LastSpokeTimes;
+struct GroupCallParticipant;
+class GroupCall;
+} // namespace Data
+
+namespace Calls {
+
+namespace Group {
+struct MuteRequest;
+struct VolumeRequest;
+struct ParticipantState;
+struct JoinInfo;
+struct RejoinEvent;
+enum class VideoQuality;
+enum class Error;
+} // namespace Group
+
+enum class MuteState {
+	Active,
+	PushToTalk,
+	Muted,
+	ForceMuted,
+	RaisedHand,
+};
+
+[[nodiscard]] inline auto MapPushToTalkToActive() {
+	return rpl::map([=](MuteState state) {
+		return (state == MuteState::PushToTalk) ? MuteState::Active : state;
+	});
+}
+
+[[nodiscard]] bool IsGroupCallAdmin(
+	not_null<PeerData*> peer,
+	not_null<PeerData*> participantPeer);
+
+struct LevelUpdate {
+	uint32 ssrc = 0;
+	float value = 0.;
+	bool voice = false;
+	bool me = false;
+};
+
+enum class VideoEndpointType {
+	Camera,
+	Screen,
+};
+
+struct VideoEndpoint {
+	VideoEndpoint() = default;
+	VideoEndpoint(
+		VideoEndpointType type,
+		not_null<PeerData*> peer,
+		std::string id)
+	: type(type)
+	, peer(peer)
+	, id(std::move(id)) {
+	}
+
+	VideoEndpointType type = VideoEndpointType::Camera;
+	PeerData *peer = nullptr;
+	std::string id;
+
+	[[nodiscard]] bool empty() const noexcept {
+		return id.empty();
+	}
+	[[nodiscard]] explicit operator bool() const noexcept {
+		return !empty();
+	}
+};
+
+inline bool operator==(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return (a.id == b.id);
+}
+
+inline bool operator!=(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return !(a == b);
+}
+
+inline bool operator<(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return (a.peer < b.peer)
+		|| (a.peer == b.peer && a.id < b.id);
+}
+
+inline bool operator>(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return (b < a);
+}
+
+inline bool operator<=(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return !(b < a);
+}
+
+inline bool operator>=(
+		const VideoEndpoint &a,
+		const VideoEndpoint &b) noexcept {
+	return !(a < b);
+}
+
+struct VideoStateToggle {
+	VideoEndpoint endpoint;
+	bool value = false;
+};
+
+struct VideoQualityRequest {
+	VideoEndpoint endpoint;
+	Group::VideoQuality quality = Group::VideoQuality();
+};
+
+struct ParticipantVideoParams;
+
+[[nodiscard]] std::shared_ptr<ParticipantVideoParams> ParseVideoParams(
+	const tl::conditional<MTPGroupCallParticipantVideo> &camera,
+	const tl::conditional<MTPGroupCallParticipantVideo> &screen,
+	const std::shared_ptr<ParticipantVideoParams> &existing);
+
+[[nodiscard]] const std::string &GetCameraEndpoint(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+[[nodiscard]] const std::string &GetScreenEndpoint(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+[[nodiscard]] bool IsCameraPaused(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+[[nodiscard]] bool IsScreenPaused(
+	const std::shared_ptr<ParticipantVideoParams> &params);
+
+class GroupCall final : public base::has_weak_ptr {
+public:
+	class Delegate {
+	public:
+		virtual ~Delegate() = default;
+
+		virtual void groupCallFinished(not_null<GroupCall*> call) = 0;
+		virtual void groupCallFailed(not_null<GroupCall*> call) = 0;
+		virtual void groupCallRequestPermissionsOrFail(
+			Fn<void()> onSuccess) = 0;
+
+		enum class GroupCallSound {
+			Started,
+			Connecting,
+			AllowedToSpeak,
+			Ended,
+		};
+		virtual void groupCallPlaySound(GroupCallSound sound) = 0;
+		virtual auto groupCallGetVideoCapture(const QString &deviceId)
+			-> std::shared_ptr<tgcalls::VideoCaptureInterface> = 0;
+
+		[[nodiscard]] virtual FnMut<void()> groupCallAddAsyncWaiter() = 0;
+	};
+
+	using GlobalShortcutManager = base::GlobalShortcutManager;
+
+	GroupCall(
+		not_null<Delegate*> delegate,
+		Group::JoinInfo info,
+		const MTPInputGroupCall &inputCall);
+	~GroupCall();
+
+	[[nodiscard]] uint64 id() const {
+		return _id;
+	}
+	[[nodiscard]] not_null<PeerData*> peer() const {
+		return _peer;
+	}
+	[[nodiscard]] not_null<PeerData*> joinAs() const {
+		return _joinAs;
+	}
+	[[nodiscard]] bool showChooseJoinAs() const;
+	[[nodiscard]] TimeId scheduleDate() const {
+		return _scheduleDate;
+	}
+	[[nodiscard]] bool scheduleStartSubscribed() const;
+
+	[[nodiscard]] Data::GroupCall *lookupReal() const;
+	[[nodiscard]] rpl::producer<not_null<Data::GroupCall*>> real() const;
+
+	void start(TimeId scheduleDate);
+	void hangup();
+	void discard();
+	void rejoinAs(Group::JoinInfo info);
+	void rejoinWithHash(const QString &hash);
+	void join(const MTPInputGroupCall &inputCall);
+	void handleUpdate(const MTPUpdate &update);
+	void handlePossibleCreateOrJoinResponse(const MTPDupdateGroupCall &data);
+	void handlePossibleCreateOrJoinResponse(
+		const MTPDupdateGroupCallConnection &data);
+	void changeTitle(const QString &title);
+	void toggleRecording(bool enabled, const QString &title);
+	[[nodiscard]] bool recordingStoppedByMe() const {
+		return _recordingStoppedByMe;
+	}
+	void startScheduledNow();
+	void toggleScheduleStartSubscribed(bool subscribed);
+
+	bool emitShareScreenError();
+	bool emitShareCameraError();
+
+	[[nodiscard]] rpl::producer<Group::Error> errors() const {
+		return _errors.events();
+	}
+
+	void addVideoOutput(
+		const std::string &endpoint,
+		not_null<Webrtc::VideoTrack*> track);
+
+	void setMuted(MuteState mute);
+	void setMutedAndUpdate(MuteState mute);
+	[[nodiscard]] MuteState muted() const {
+		return _muted.current();
+	}
+	[[nodiscard]] rpl::producer<MuteState> mutedValue() const {
+		return _muted.value();
+	}
+
+	[[nodiscard]] auto otherParticipantStateValue() const
+		-> rpl::producer<Group::ParticipantState>;
+
+	enum State {
+		Creating,
+		Waiting,
+		Joining,
+		Connecting,
+		Joined,
+		FailedHangingUp,
+		Failed,
+		HangingUp,
+		Ended,
+	};
+	[[nodiscard]] State state() const {
+		return _state.current();
+	}
+	[[nodiscard]] rpl::producer<State> stateValue() const {
+		return _state.value();
+	}
+
+	enum class InstanceState {
+		Disconnected,
+		TransitionToRtc,
+		Connected,
+	};
+	[[nodiscard]] InstanceState instanceState() const {
+		return _instanceState.current();
+	}
+	[[nodiscard]] rpl::producer<InstanceState> instanceStateValue() const {
+		return _instanceState.value();
+	}
+
+	[[nodiscard]] rpl::producer<LevelUpdate> levelUpdates() const {
+		return _levelUpdates.events();
+	}
+	[[nodiscard]] auto videoStreamActiveUpdates() const
+	-> rpl::producer<VideoStateToggle> {
+		return _videoStreamActiveUpdates.events();
+	}
+	[[nodiscard]] auto videoStreamShownUpdates() const
+	-> rpl::producer<VideoStateToggle> {
+		return _videoStreamShownUpdates.events();
+	}
+	void requestVideoQuality(
+		const VideoEndpoint &endpoint,
+		Group::VideoQuality quality);
+
+	[[nodiscard]] bool videoEndpointPinned() const {
+		return _videoEndpointPinned.current();
+	}
+	[[nodiscard]] rpl::producer<bool> videoEndpointPinnedValue() const {
+		return _videoEndpointPinned.value();
+	}
+	void pinVideoEndpoint(VideoEndpoint endpoint);
+
+	void showVideoEndpointLarge(VideoEndpoint endpoint);
+	[[nodiscard]] const VideoEndpoint &videoEndpointLarge() const {
+		return _videoEndpointLarge.current();
+	}
+	[[nodiscard]] auto videoEndpointLargeValue() const
+	-> rpl::producer<VideoEndpoint> {
+		return _videoEndpointLarge.value();
+	}
+
+	struct VideoTrack {
+		std::unique_ptr<Webrtc::VideoTrack> track;
+		PeerData *peer = nullptr;
+		rpl::lifetime shownTrackingLifetime;
+		Group::VideoQuality quality = Group::VideoQuality();
+
+		[[nodiscard]] explicit operator bool() const {
+			return (track != nullptr);
+		}
+		[[nodiscard]] bool operator==(const VideoTrack &other) const {
+			return (track == other.track) && (peer == other.peer);
+		}
+		[[nodiscard]] bool operator!=(const VideoTrack &other) const {
+			return !(*this == other);
+		}
+	};
+	[[nodiscard]] auto activeVideoTracks() const
+	-> const base::flat_map<VideoEndpoint, VideoTrack> & {
+		return _activeVideoTracks;
+	}
+	[[nodiscard]] auto shownVideoTracks() const
+	-> const base::flat_set<VideoEndpoint> & {
+		return _shownVideoTracks;
+	}
+	[[nodiscard]] rpl::producer<Group::RejoinEvent> rejoinEvents() const {
+		return _rejoinEvents.events();
+	}
+	[[nodiscard]] rpl::producer<> allowedToSpeakNotifications() const {
+		return _allowedToSpeakNotifications.events();
+	}
+	[[nodiscard]] rpl::producer<> titleChanged() const {
+		return _titleChanged.events();
+	}
+	static constexpr auto kSpeakLevelThreshold = 0.2;
+
+	[[nodiscard]] bool mutedByAdmin() const;
+	[[nodiscard]] bool canManage() const;
+	[[nodiscard]] rpl::producer<bool> canManageValue() const;
+	[[nodiscard]] bool videoIsWorking() const {
+		return _videoIsWorking.current();
+	}
+	[[nodiscard]] rpl::producer<bool> videoIsWorkingValue() const {
+		return _videoIsWorking.value();
+	}
+
+	void setCurrentAudioDevice(bool input, const QString &deviceId);
+	void setCurrentVideoDevice(const QString &deviceId);
+	[[nodiscard]] bool isSharingScreen() const;
+	[[nodiscard]] rpl::producer<bool> isSharingScreenValue() const;
+	[[nodiscard]] bool isScreenPaused() const;
+	[[nodiscard]] const std::string &screenSharingEndpoint() const;
+	[[nodiscard]] bool isSharingCamera() const;
+	[[nodiscard]] rpl::producer<bool> isSharingCameraValue() const;
+	[[nodiscard]] bool isCameraPaused() const;
+	[[nodiscard]] const std::string &cameraSharingEndpoint() const;
+	[[nodiscard]] QString screenSharingDeviceId() const;
+	void toggleVideo(bool active);
+	void toggleScreenSharing(std::optional<QString> uniqueId);
+	[[nodiscard]] bool hasVideoWithFrames() const;
+	[[nodiscard]] rpl::producer<bool> hasVideoWithFramesValue() const;
+
+	void toggleMute(const Group::MuteRequest &data);
+	void changeVolume(const Group::VolumeRequest &data);
+	std::variant<int, not_null<UserData*>> inviteUsers(
+		const std::vector<not_null<UserData*>> &users);
+
+	std::shared_ptr<GlobalShortcutManager> ensureGlobalShortcutManager();
+	void applyGlobalShortcutChanges();
+
+	void pushToTalk(bool pressed, crl::time delay);
+	void setNotRequireARGB32();
+
+	[[nodiscard]] rpl::lifetime &lifetime() {
+		return _lifetime;
+	}
+
+private:
+	class LoadPartTask;
+	class MediaChannelDescriptionsTask;
+
+public:
+	void broadcastPartStart(std::shared_ptr<LoadPartTask> task);
+	void broadcastPartCancel(not_null<LoadPartTask*> task);
+	void mediaChannelDescriptionsStart(
+		std::shared_ptr<MediaChannelDescriptionsTask> task);
+	void mediaChannelDescriptionsCancel(
+		not_null<MediaChannelDescriptionsTask*> task);
+
+private:
+	using GlobalShortcutValue = base::GlobalShortcutValue;
+	using Error = Group::Error;
+	struct SinkPointer;
+
+	static constexpr uint32 kDisabledSsrc = uint32(-1);
+
+	struct LoadingPart {
+		std::shared_ptr<LoadPartTask> task;
+		mtpRequestId requestId = 0;
+	};
+
+	enum class FinishType {
+		None,
+		Ended,
+		Failed,
+	};
+	enum class InstanceMode {
+		None,
+		Rtc,
+		Stream,
+	};
+	enum class SendUpdateType {
+		Mute          = 0x01,
+		RaiseHand     = 0x02,
+		CameraStopped = 0x04,
+		CameraPaused  = 0x08,
+		ScreenPaused  = 0x10,
+	};
+	enum class JoinAction {
+		None,
+		Joining,
+		Leaving,
+	};
+	struct JoinState {
+		uint32 ssrc = 0;
+		JoinAction action = JoinAction::None;
+		bool nextActionPending = false;
+
+		void finish(uint32 updatedSsrc = 0) {
+			action = JoinAction::None;
+			ssrc = updatedSsrc;
+		}
+	};
+
+	friend inline constexpr bool is_flag_type(SendUpdateType) {
+		return true;
+	}
+
+	[[nodiscard]] bool mediaChannelDescriptionsFill(
+		not_null<MediaChannelDescriptionsTask*> task,
+		Fn<bool(uint32)> resolved = nullptr);
+	void checkMediaChannelDescriptions(Fn<bool(uint32)> resolved = nullptr);
+
+	void handlePossibleCreateOrJoinResponse(const MTPDgroupCall &data);
+	void handlePossibleDiscarded(const MTPDgroupCallDiscarded &data);
+	void handleUpdate(const MTPDupdateGroupCall &data);
+	void handleUpdate(const MTPDupdateGroupCallParticipants &data);
+	bool tryCreateController();
+	void destroyController();
+	bool tryCreateScreencast();
+	void destroyScreencast();
+
+	void emitShareCameraError(Error error);
+	void emitShareScreenError(Error error);
+
+	void setState(State state);
+	void finish(FinishType type);
+	void maybeSendMutedUpdate(MuteState previous);
+	void sendSelfUpdate(SendUpdateType type);
+	void updateInstanceMuteState();
+	void updateInstanceVolumes();
+	void applyMeInCallLocally();
+	void rejoin();
+	void leave();
+	void rejoin(not_null<PeerData*> as);
+	void setJoinAs(not_null<PeerData*> as);
+	void saveDefaultJoinAs(not_null<PeerData*> as);
+	void subscribeToReal(not_null<Data::GroupCall*> real);
+	void setScheduledDate(TimeId date);
+	void rejoinPresentation();
+	void leavePresentation();
+	void checkNextJoinAction();
+
+	void audioLevelsUpdated(const tgcalls::GroupLevelsUpdate &data);
+	void setInstanceConnected(tgcalls::GroupNetworkState networkState);
+	void setInstanceMode(InstanceMode mode);
+	void setScreenInstanceConnected(tgcalls::GroupNetworkState networkState);
+	void setScreenInstanceMode(InstanceMode mode);
+	void checkLastSpoke();
+	void pushToTalkCancel();
+
+	void checkGlobalShortcutAvailability();
+	void checkJoined();
+	void checkFirstTimeJoined();
+	void notifyAboutAllowedToSpeak();
+
+	void playConnectingSound();
+	void stopConnectingSound();
+	void playConnectingSoundOnce();
+
+	void updateRequestedVideoChannels();
+	void updateRequestedVideoChannelsDelayed();
+	void fillActiveVideoEndpoints();
+
+	void editParticipant(
+		not_null<PeerData*> participantPeer,
+		bool mute,
+		std::optional<int> volume);
+	void applyParticipantLocally(
+		not_null<PeerData*> participantPeer,
+		bool mute,
+		std::optional<int> volume);
+	void applyQueuedSelfUpdates();
+	void sendPendingSelfUpdates();
+	void applySelfUpdate(const MTPDgroupCallParticipant &data);
+	void applyOtherParticipantUpdate(const MTPDgroupCallParticipant &data);
+
+	void setupMediaDevices();
+	void setupOutgoingVideo();
+	void setScreenEndpoint(std::string endpoint);
+	void setCameraEndpoint(std::string endpoint);
+	void addVideoOutput(const std::string &endpoint, SinkPointer sink);
+	void setVideoEndpointLarge(VideoEndpoint endpoint);
+
+	void markEndpointActive(
+		VideoEndpoint endpoint,
+		bool active,
+		bool paused);
+	void markTrackPaused(const VideoEndpoint &endpoint, bool paused);
+	void markTrackShown(const VideoEndpoint &endpoint, bool shown);
+
+	[[nodiscard]] MTPInputGroupCall inputCall() const;
+
+	const not_null<Delegate*> _delegate;
+	not_null<PeerData*> _peer; // Can change in legacy group migration.
+	rpl::event_stream<PeerData*> _peerStream;
+	not_null<History*> _history; // Can change in legacy group migration.
+	MTP::Sender _api;
+	rpl::event_stream<not_null<Data::GroupCall*>> _realChanges;
+	rpl::variable<State> _state = State::Creating;
+	base::flat_set<uint32> _unresolvedSsrcs;
+	rpl::event_stream<Error> _errors;
+	bool _recordingStoppedByMe = false;
+	bool _requestedVideoChannelsUpdateScheduled = false;
+
+	MTP::DcId _broadcastDcId = 0;
+	base::flat_map<not_null<LoadPartTask*>, LoadingPart> _broadcastParts;
+	base::flat_set<
+		std::shared_ptr<
+			MediaChannelDescriptionsTask>,
+		base::pointer_comparator<MediaChannelDescriptionsTask>> _mediaChannelDescriptionses;
+
+	not_null<PeerData*> _joinAs;
+	std::vector<not_null<PeerData*>> _possibleJoinAs;
+	QString _joinHash;
+
+	rpl::variable<MuteState> _muted = MuteState::Muted;
+	rpl::variable<bool> _canManage = false;
+	rpl::variable<bool> _videoIsWorking = false;
+	bool _initialMuteStateSent = false;
+	bool _acceptFields = false;
+
+	rpl::event_stream<Group::ParticipantState> _otherParticipantStateValue;
+	std::vector<MTPGroupCallParticipant> _queuedSelfUpdates;
+
+	uint64 _id = 0;
+	uint64 _accessHash = 0;
+	JoinState _joinState;
+	JoinState _screenJoinState;
+	std::string _cameraEndpoint;
+	std::string _screenEndpoint;
+	TimeId _scheduleDate = 0;
+	base::flat_set<uint32> _mySsrcs;
+	mtpRequestId _createRequestId = 0;
+	mtpRequestId _selfUpdateRequestId = 0;
+
+	rpl::variable<InstanceState> _instanceState
+		= InstanceState::Disconnected;
+	bool _instanceTransitioning = false;
+	InstanceMode _instanceMode = InstanceMode::None;
+	std::unique_ptr<tgcalls::GroupInstanceCustomImpl> _instance;
+	base::has_weak_ptr _instanceGuard;
+	std::shared_ptr<tgcalls::VideoCaptureInterface> _cameraCapture;
+	rpl::variable<Webrtc::VideoState> _cameraState;
+	rpl::variable<bool> _isSharingCamera = false;
+	base::flat_map<std::string, SinkPointer> _pendingVideoOutputs;
+
+	rpl::variable<InstanceState> _screenInstanceState
+		= InstanceState::Disconnected;
+	InstanceMode _screenInstanceMode = InstanceMode::None;
+	std::unique_ptr<tgcalls::GroupInstanceCustomImpl> _screenInstance;
+	base::has_weak_ptr _screenInstanceGuard;
+	std::shared_ptr<tgcalls::VideoCaptureInterface> _screenCapture;
+	rpl::variable<Webrtc::VideoState> _screenState;
+	rpl::variable<bool> _isSharingScreen = false;
+	QString _screenDeviceId;
+
+	base::flags<SendUpdateType> _pendingSelfUpdates;
+	bool _requireARGB32 = true;
+
+	rpl::event_stream<LevelUpdate> _levelUpdates;
+	rpl::event_stream<VideoStateToggle> _videoStreamActiveUpdates;
+	rpl::event_stream<VideoStateToggle> _videoStreamPausedUpdates;
+	rpl::event_stream<VideoStateToggle> _videoStreamShownUpdates;
+	base::flat_map<VideoEndpoint, VideoTrack> _activeVideoTracks;
+	base::flat_set<VideoEndpoint> _shownVideoTracks;
+	rpl::variable<VideoEndpoint> _videoEndpointLarge;
+	rpl::variable<bool> _videoEndpointPinned = false;
+	crl::time _videoLargeTillTime = 0;
+	base::flat_map<uint32, Data::LastSpokeTimes> _lastSpoke;
+	rpl::event_stream<Group::RejoinEvent> _rejoinEvents;
+	rpl::event_stream<> _allowedToSpeakNotifications;
+	rpl::event_stream<> _titleChanged;
+	base::Timer _lastSpokeCheckTimer;
+	base::Timer _checkJoinedTimer;
+
+	crl::time _lastSendProgressUpdate = 0;
+
+	std::shared_ptr<GlobalShortcutManager> _shortcutManager;
+	std::shared_ptr<GlobalShortcutValue> _pushToTalk;
+	base::Timer _pushToTalkCancelTimer;
+	base::Timer _connectingSoundTimer;
+	bool _hadJoinedState = false;
+
+	std::unique_ptr<Webrtc::MediaDevices> _mediaDevices;
+	QString _audioInputId;
+	QString _audioOutputId;
+	QString _cameraInputId;
+
+	rpl::lifetime _lifetime;
+
+};
+
+} // namespace Calls

Telegram/SourceFiles/calls/group/calls_group_common.h

@@ -13,6 +13,7 @@ namespace Calls::Group {
 
 constexpr auto kDefaultVolume = 10000;
 constexpr auto kMaxVolume = 20000;
+constexpr auto kBlobsEnterDuration = crl::time(250);
 
 struct MuteRequest {
 	not_null<PeerData*> peer;
@@ -47,4 +48,24 @@ struct JoinInfo {
 	TimeId scheduleDate = 0;
 };
 
+enum class PanelMode {
+	Default,
+	Wide,
+};
+
+enum class VideoQuality {
+	Thumbnail,
+	Medium,
+	Full,
+};
+
+enum class Error {
+	NoCamera,
+	ScreenFailed,
+	MutedNoCamera,
+	MutedNoScreen,
+	DisabledNoCamera,
+	DisabledNoScreen,
+};
+
 } // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_invite_controller.cpp

@@ -0,0 +1,305 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "calls/group/calls_group_invite_controller.h"
+
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_menu.h"
+#include "boxes/peer_lists_box.h"
+#include "data/data_user.h"
+#include "data/data_channel.h"
+#include "data/data_session.h"
+#include "data/data_group_call.h"
+#include "main/main_session.h"
+#include "ui/text/text_utilities.h"
+#include "ui/layers/generic_box.h"
+#include "ui/widgets/labels.h"
+#include "apiwrap.h"
+#include "lang/lang_keys.h"
+#include "styles/style_calls.h"
+
+namespace Calls::Group {
+namespace {
+
+[[nodiscard]] object_ptr<Ui::RpWidget> CreateSectionSubtitle(
+		QWidget *parent,
+		rpl::producer<QString> text) {
+	auto result = object_ptr<Ui::FixedHeightWidget>(
+		parent,
+		st::searchedBarHeight);
+
+	const auto raw = result.data();
+	raw->paintRequest(
+	) | rpl::start_with_next([=](QRect clip) {
+		auto p = QPainter(raw);
+		p.fillRect(clip, st::groupCallMembersBgOver);
+	}, raw->lifetime());
+
+	const auto label = Ui::CreateChild<Ui::FlatLabel>(
+		raw,
+		std::move(text),
+		st::groupCallBoxLabel);
+	raw->widthValue(
+	) | rpl::start_with_next([=](int width) {
+		const auto padding = st::groupCallInviteDividerPadding;
+		const auto available = width - padding.left() - padding.right();
+		label->resizeToNaturalWidth(available);
+		label->moveToLeft(padding.left(), padding.top(), width);
+	}, label->lifetime());
+
+	return result;
+}
+
+} // namespace
+
+InviteController::InviteController(
+	not_null<PeerData*> peer,
+	base::flat_set<not_null<UserData*>> alreadyIn)
+: ParticipantsBoxController(CreateTag{}, nullptr, peer, Role::Members)
+, _peer(peer)
+, _alreadyIn(std::move(alreadyIn)) {
+	SubscribeToMigration(
+		_peer,
+		lifetime(),
+		[=](not_null<ChannelData*> channel) { _peer = channel; });
+}
+
+void InviteController::prepare() {
+	delegate()->peerListSetHideEmpty(true);
+	ParticipantsBoxController::prepare();
+	delegate()->peerListSetAboveWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_group_call_invite_members()));
+	delegate()->peerListSetAboveSearchWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_group_call_invite_members()));
+}
+
+void InviteController::rowClicked(not_null<PeerListRow*> row) {
+	delegate()->peerListSetRowChecked(row, !row->checked());
+}
+
+base::unique_qptr<Ui::PopupMenu> InviteController::rowContextMenu(
+		QWidget *parent,
+		not_null<PeerListRow*> row) {
+	return nullptr;
+}
+
+void InviteController::itemDeselectedHook(not_null<PeerData*> peer) {
+}
+
+bool InviteController::hasRowFor(not_null<PeerData*> peer) const {
+	return (delegate()->peerListFindRow(peer->id.value) != nullptr);
+}
+
+bool InviteController::isAlreadyIn(not_null<UserData*> user) const {
+	return _alreadyIn.contains(user);
+}
+
+std::unique_ptr<PeerListRow> InviteController::createRow(
+		not_null<PeerData*> participant) const {
+	const auto user = participant->asUser();
+	if (!user
+		|| user->isSelf()
+		|| user->isBot()
+		|| (user->flags() & MTPDuser::Flag::f_deleted)) {
+		return nullptr;
+	}
+	auto result = std::make_unique<PeerListRow>(user);
+	_rowAdded.fire_copy(user);
+	_inGroup.emplace(user);
+	if (isAlreadyIn(user)) {
+		result->setDisabledState(PeerListRow::State::DisabledChecked);
+	}
+	return result;
+}
+
+auto InviteController::peersWithRows() const
+-> not_null<const base::flat_set<not_null<UserData*>>*> {
+	return &_inGroup;
+}
+
+rpl::producer<not_null<UserData*>> InviteController::rowAdded() const {
+	return _rowAdded.events();
+}
+
+InviteContactsController::InviteContactsController(
+	not_null<PeerData*> peer,
+	base::flat_set<not_null<UserData*>> alreadyIn,
+	not_null<const base::flat_set<not_null<UserData*>>*> inGroup,
+	rpl::producer<not_null<UserData*>> discoveredInGroup)
+: AddParticipantsBoxController(peer, std::move(alreadyIn))
+, _inGroup(inGroup)
+, _discoveredInGroup(std::move(discoveredInGroup)) {
+}
+
+void InviteContactsController::prepareViewHook() {
+	AddParticipantsBoxController::prepareViewHook();
+
+	delegate()->peerListSetAboveWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_contacts_header()));
+	delegate()->peerListSetAboveSearchWidget(CreateSectionSubtitle(
+		nullptr,
+		tr::lng_group_call_invite_search_results()));
+
+	std::move(
+		_discoveredInGroup
+	) | rpl::start_with_next([=](not_null<UserData*> user) {
+		if (auto row = delegate()->peerListFindRow(user->id.value)) {
+			delegate()->peerListRemoveRow(row);
+		}
+	}, _lifetime);
+}
+
+std::unique_ptr<PeerListRow> InviteContactsController::createRow(
+		not_null<UserData*> user) {
+	return _inGroup->contains(user)
+		? nullptr
+		: AddParticipantsBoxController::createRow(user);
+}
+
+object_ptr<Ui::BoxContent> PrepareInviteBox(
+		not_null<GroupCall*> call,
+		Fn<void(TextWithEntities&&)> showToast) {
+	const auto real = call->lookupReal();
+	if (!real) {
+		return nullptr;
+	}
+	const auto peer = call->peer();
+	auto alreadyIn = peer->owner().invitedToCallUsers(real->id());
+	for (const auto &participant : real->participants()) {
+		if (const auto user = participant.peer->asUser()) {
+			alreadyIn.emplace(user);
+		}
+	}
+	alreadyIn.emplace(peer->session().user());
+	auto controller = std::make_unique<InviteController>(peer, alreadyIn);
+	controller->setStyleOverrides(
+		&st::groupCallInviteMembersList,
+		&st::groupCallMultiSelect);
+
+	auto contactsController = std::make_unique<InviteContactsController>(
+		peer,
+		std::move(alreadyIn),
+		controller->peersWithRows(),
+		controller->rowAdded());
+	contactsController->setStyleOverrides(
+		&st::groupCallInviteMembersList,
+		&st::groupCallMultiSelect);
+
+	const auto weak = base::make_weak(call.get());
+	const auto invite = [=](const std::vector<not_null<UserData*>> &users) {
+		const auto call = weak.get();
+		if (!call) {
+			return;
+		}
+		const auto result = call->inviteUsers(users);
+		if (const auto user = std::get_if<not_null<UserData*>>(&result)) {
+			showToast(tr::lng_group_call_invite_done_user(
+				tr::now,
+				lt_user,
+				Ui::Text::Bold((*user)->firstName),
+				Ui::Text::WithEntities));
+		} else if (const auto count = std::get_if<int>(&result)) {
+			if (*count > 0) {
+				showToast(tr::lng_group_call_invite_done_many(
+					tr::now,
+					lt_count,
+					*count,
+					Ui::Text::RichLangValue));
+			}
+		} else {
+			Unexpected("Result in GroupCall::inviteUsers.");
+		}
+	};
+	const auto inviteWithAdd = [=](
+			const std::vector<not_null<UserData*>> &users,
+			const std::vector<not_null<UserData*>> &nonMembers,
+			Fn<void()> finish) {
+		peer->session().api().addChatParticipants(
+			peer,
+			nonMembers,
+			[=](bool) { invite(users); finish(); });
+	};
+	const auto inviteWithConfirmation = [=](
+			not_null<PeerListsBox*> parentBox,
+			const std::vector<not_null<UserData*>> &users,
+			const std::vector<not_null<UserData*>> &nonMembers,
+			Fn<void()> finish) {
+		if (nonMembers.empty()) {
+			invite(users);
+			finish();
+			return;
+		}
+		const auto name = peer->name;
+		const auto text = (nonMembers.size() == 1)
+			? tr::lng_group_call_add_to_group_one(
+				tr::now,
+				lt_user,
+				nonMembers.front()->shortName(),
+				lt_group,
+				name)
+			: (nonMembers.size() < users.size())
+			? tr::lng_group_call_add_to_group_some(tr::now, lt_group, name)
+			: tr::lng_group_call_add_to_group_all(tr::now, lt_group, name);
+		const auto shared = std::make_shared<QPointer<Ui::GenericBox>>();
+		const auto finishWithConfirm = [=] {
+			if (*shared) {
+				(*shared)->closeBox();
+			}
+			finish();
+		};
+		const auto done = [=] {
+			inviteWithAdd(users, nonMembers, finishWithConfirm);
+		};
+		auto box = ConfirmBox({
+			.text = { text },
+			.button = tr::lng_participant_invite(),
+			.callback = done,
+		});
+		*shared = box.data();
+		parentBox->getDelegate()->showBox(
+			std::move(box),
+			Ui::LayerOption::KeepOther,
+			anim::type::normal);
+	};
+	auto initBox = [=, controller = controller.get()](
+			not_null<PeerListsBox*> box) {
+		box->setTitle(tr::lng_group_call_invite_title());
+		box->addButton(tr::lng_group_call_invite_button(), [=] {
+			const auto rows = box->collectSelectedRows();
+
+			const auto users = ranges::views::all(
+				rows
+			) | ranges::views::transform([](not_null<PeerData*> peer) {
+				return not_null<UserData*>(peer->asUser());
+			}) | ranges::to_vector;
+
+			const auto nonMembers = ranges::views::all(
+				users
+			) | ranges::views::filter([&](not_null<UserData*> user) {
+				return !controller->hasRowFor(user);
+			}) | ranges::to_vector;
+
+			const auto finish = [box = Ui::MakeWeak(box)]() {
+				if (box) {
+					box->closeBox();
+				}
+			};
+			inviteWithConfirmation(box, users, nonMembers, finish);
+		});
+		box->addButton(tr::lng_cancel(), [=] { box->closeBox(); });
+	};
+
+	auto controllers = std::vector<std::unique_ptr<PeerListController>>();
+	controllers.push_back(std::move(controller));
+	controllers.push_back(std::move(contactsController));
+	return Box<PeerListsBox>(std::move(controllers), initBox);
+}
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_invite_controller.h

@@ -0,0 +1,82 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "boxes/peers/edit_participants_box.h"
+#include "boxes/peers/add_participants_box.h"
+
+namespace Calls {
+class GroupCall;
+} // namespace Calls
+
+namespace Calls::Group {
+
+class InviteController final : public ParticipantsBoxController {
+public:
+	InviteController(
+		not_null<PeerData*> peer,
+		base::flat_set<not_null<UserData*>> alreadyIn);
+
+	void prepare() override;
+
+	void rowClicked(not_null<PeerListRow*> row) override;
+	base::unique_qptr<Ui::PopupMenu> rowContextMenu(
+		QWidget *parent,
+		not_null<PeerListRow*> row) override;
+
+	void itemDeselectedHook(not_null<PeerData*> peer) override;
+
+	[[nodiscard]] auto peersWithRows() const
+		-> not_null<const base::flat_set<not_null<UserData*>>*>;
+	[[nodiscard]] rpl::producer<not_null<UserData*>> rowAdded() const;
+
+	[[nodiscard]] bool hasRowFor(not_null<PeerData*> peer) const;
+
+private:
+	[[nodiscard]] bool isAlreadyIn(not_null<UserData*> user) const;
+
+	std::unique_ptr<PeerListRow> createRow(
+		not_null<PeerData*> participant) const override;
+
+	not_null<PeerData*> _peer;
+	const base::flat_set<not_null<UserData*>> _alreadyIn;
+	mutable base::flat_set<not_null<UserData*>> _inGroup;
+	rpl::event_stream<not_null<UserData*>> _rowAdded;
+
+};
+
+class InviteContactsController final : public AddParticipantsBoxController {
+public:
+	InviteContactsController(
+		not_null<PeerData*> peer,
+		base::flat_set<not_null<UserData*>> alreadyIn,
+		not_null<const base::flat_set<not_null<UserData*>>*> inGroup,
+		rpl::producer<not_null<UserData*>> discoveredInGroup);
+
+private:
+	void prepareViewHook() override;
+
+	std::unique_ptr<PeerListRow> createRow(
+		not_null<UserData*> user) override;
+
+	bool needsInviteLinkButton() override {
+		return false;
+	}
+
+	const not_null<const base::flat_set<not_null<UserData*>>*> _inGroup;
+	rpl::producer<not_null<UserData*>> _discoveredInGroup;
+
+	rpl::lifetime _lifetime;
+
+};
+
+[[nodiscard]] object_ptr<Ui::BoxContent> PrepareInviteBox(
+	not_null<GroupCall*> call,
+	Fn<void(TextWithEntities&&)> showToast);
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_members.h

@@ -10,8 +10,13 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/peer_list_box.h"
 
 namespace Ui {
+class RpWidget;
 class ScrollArea;
+class VerticalLayout;
 class SettingsButton;
+namespace GL {
+enum class Backend;
+} // namespace GL
 } // namespace Ui
 
 namespace Data {
@@ -24,8 +29,11 @@ class GroupCall;
 
 namespace Calls::Group {
 
+class Viewport;
+class MembersRow;
 struct VolumeRequest;
 struct MuteRequest;
+enum class PanelMode;
 
 class Members final
 	: public Ui::RpWidget
@@ -33,8 +41,12 @@ class Members final
 public:
 	Members(
 		not_null<QWidget*> parent,
-		not_null<GroupCall*> call);
+		not_null<GroupCall*> call,
+		PanelMode mode,
+		Ui::GL::Backend backend);
+	~Members();
 
+	[[nodiscard]] not_null<Viewport*> viewport() const;
 	[[nodiscard]] int desiredHeight() const;
 	[[nodiscard]] rpl::producer<int> desiredHeightValue() const override;
 	[[nodiscard]] rpl::producer<int> fullCountValue() const;
@@ -48,7 +60,14 @@ public:
 		return _addMemberRequests.events();
 	}
 
+	[[nodiscard]] MembersRow *lookupRow(not_null<PeerData*> peer) const;
+
+	void setMode(PanelMode mode);
+	[[nodiscard]] QRect getInnerGeometry() const;
+
 private:
+	class Controller;
+	struct VideoTile;
 	using ListWidget = PeerListContent;
 
 	void resizeEvent(QResizeEvent *e) override;
@@ -73,14 +92,20 @@ private:
 	void setupList();
 	void setupFakeRoundCorners();
 
+	void trackViewportGeometry();
 	void updateControlsGeometry();
 
 	const not_null<GroupCall*> _call;
+	rpl::variable<PanelMode> _mode = PanelMode();
 	object_ptr<Ui::ScrollArea> _scroll;
-	std::unique_ptr<PeerListController> _listController;
-	object_ptr<Ui::SettingsButton> _addMember = { nullptr };
-	rpl::variable<Ui::SettingsButton*> _addMemberButton = nullptr;
-	ListWidget *_list = { nullptr };
+	std::unique_ptr<Controller> _listController;
+	not_null<Ui::VerticalLayout*> _layout;
+	const not_null<Ui::RpWidget*> _videoWrap;
+	std::unique_ptr<Viewport> _viewport;
+	rpl::variable<Ui::RpWidget*> _addMemberButton = nullptr;
+	RpWidget *_topSkip = nullptr;
+	RpWidget *_bottomSkip = nullptr;
+	ListWidget *_list = nullptr;
 	rpl::event_stream<> _addMemberRequests;
 
 	rpl::variable<bool> _canAddMembers;

Telegram/SourceFiles/calls/group/calls_group_members_row.cpp

@@ -0,0 +1,773 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "calls/group/calls_group_members_row.h"
+
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_common.h"
+#include "data/data_peer.h"
+#include "data/data_group_call.h"
+#include "ui/paint/arcs.h"
+#include "ui/paint/blobs.h"
+#include "ui/text/text_options.h"
+#include "ui/effects/ripple_animation.h"
+#include "lang/lang_keys.h"
+#include "webrtc/webrtc_video_track.h"
+#include "styles/style_calls.h"
+
+namespace Calls::Group {
+namespace {
+
+constexpr auto kLevelDuration = 100. + 500. * 0.23;
+constexpr auto kBlobScale = 0.605;
+constexpr auto kMinorBlobFactor = 0.9f;
+constexpr auto kUserpicMinScale = 0.8;
+constexpr auto kMaxLevel = 1.;
+constexpr auto kWideScale = 5;
+
+constexpr auto kArcsStrokeRatio = 0.8;
+
+const auto kSpeakerThreshold = std::vector<float>{
+	Group::kDefaultVolume * 0.1f / Group::kMaxVolume,
+	Group::kDefaultVolume * 0.9f / Group::kMaxVolume };
+
+auto RowBlobs() -> std::array<Ui::Paint::Blobs::BlobData, 2> {
+	return { {
+		{
+			.segmentsCount = 6,
+			.minScale = kBlobScale * kMinorBlobFactor,
+			.minRadius = st::groupCallRowBlobMinRadius * kMinorBlobFactor,
+			.maxRadius = st::groupCallRowBlobMaxRadius * kMinorBlobFactor,
+			.speedScale = 1.,
+			.alpha = .5,
+		},
+		{
+			.segmentsCount = 8,
+			.minScale = kBlobScale,
+			.minRadius = (float)st::groupCallRowBlobMinRadius,
+			.maxRadius = (float)st::groupCallRowBlobMaxRadius,
+			.speedScale = 1.,
+			.alpha = .2,
+		},
+	} };
+}
+
+[[nodiscard]] QString StatusPercentString(float volume) {
+	return QString::number(int(std::round(volume * 200))) + '%';
+}
+
+[[nodiscard]] int StatusPercentWidth(const QString &percent) {
+	return st::normalFont->width(percent);
+}
+
+} // namespace
+
+struct MembersRow::BlobsAnimation {
+	BlobsAnimation(
+		std::vector<Ui::Paint::Blobs::BlobData> blobDatas,
+		float levelDuration,
+		float maxLevel);
+
+	Ui::Paint::Blobs blobs;
+	crl::time lastTime = 0;
+	crl::time lastSoundingUpdateTime = 0;
+	float64 enter = 0.;
+
+	QImage userpicCache;
+	InMemoryKey userpicKey;
+
+	rpl::lifetime lifetime;
+};
+
+struct MembersRow::StatusIcon {
+	StatusIcon(bool shown, float volume);
+
+	const style::icon &speaker;
+	Ui::Paint::ArcsAnimation arcs;
+	Ui::Animations::Simple arcsAnimation;
+	Ui::Animations::Simple shownAnimation;
+	QString percent;
+	int percentWidth = 0;
+	int arcsWidth = 0;
+	int wasArcsWidth = 0;
+	bool shown = true;
+
+	rpl::lifetime lifetime;
+};
+
+MembersRow::BlobsAnimation::BlobsAnimation(
+	std::vector<Ui::Paint::Blobs::BlobData> blobDatas,
+	float levelDuration,
+	float maxLevel)
+: blobs(std::move(blobDatas), levelDuration, maxLevel) {
+	style::PaletteChanged(
+	) | rpl::start_with_next([=] {
+		userpicCache = QImage();
+	}, lifetime);
+}
+
+MembersRow::StatusIcon::StatusIcon(bool shown, float volume)
+: speaker(st::groupCallStatusSpeakerIcon)
+, arcs(
+	st::groupCallStatusSpeakerArcsAnimation,
+	kSpeakerThreshold,
+	volume,
+	Ui::Paint::ArcsAnimation::Direction::Right)
+, percent(StatusPercentString(volume))
+, percentWidth(StatusPercentWidth(percent))
+, shown(shown) {
+}
+
+MembersRow::MembersRow(
+	not_null<MembersRowDelegate*> delegate,
+	not_null<PeerData*> participantPeer)
+: PeerListRow(participantPeer)
+, _delegate(delegate)
+, _sounding(false)
+, _speaking(false)
+, _raisedHandStatus(false)
+, _skipLevelUpdate(false)
+, _mutedByMe(false) {
+	refreshStatus();
+	_aboutText = participantPeer->about();
+}
+
+MembersRow::~MembersRow() = default;
+
+void MembersRow::setSkipLevelUpdate(bool value) {
+	_skipLevelUpdate = value;
+}
+
+void MembersRow::updateState(
+		const Data::GroupCallParticipant *participant) {
+	setSsrc(participant ? participant->ssrc : 0);
+	setVolume(participant
+		? participant->volume
+		: Group::kDefaultVolume);
+	if (!participant) {
+		setState(State::Invited);
+		setSounding(false);
+		setSpeaking(false);
+		_mutedByMe = false;
+		_raisedHandRating = 0;
+	} else if (!participant->muted
+		|| (participant->sounding && participant->ssrc != 0)) {
+		setState(State::Active);
+		setSounding(participant->sounding && participant->ssrc != 0);
+		setSpeaking(participant->speaking && participant->ssrc != 0);
+		_mutedByMe = participant->mutedByMe;
+		_raisedHandRating = 0;
+	} else if (participant->canSelfUnmute) {
+		setState(State::Inactive);
+		setSounding(false);
+		setSpeaking(false);
+		_mutedByMe = participant->mutedByMe;
+		_raisedHandRating = 0;
+	} else {
+		setSounding(false);
+		setSpeaking(false);
+		_mutedByMe = participant->mutedByMe;
+		_raisedHandRating = participant->raisedHandRating;
+		setState(_raisedHandRating ? State::RaisedHand : State::Muted);
+	}
+	refreshStatus();
+}
+
+void MembersRow::setSpeaking(bool speaking) {
+	if (_speaking == speaking) {
+		return;
+	}
+	_speaking = speaking;
+	_speakingAnimation.start(
+		[=] { _delegate->rowUpdateRow(this); },
+		_speaking ? 0. : 1.,
+		_speaking ? 1. : 0.,
+		st::widgetFadeDuration);
+
+	if (!_speaking
+		|| _mutedByMe
+		|| (_state == State::Muted)
+		|| (_state == State::RaisedHand)) {
+		if (_statusIcon) {
+			_statusIcon = nullptr;
+			_delegate->rowUpdateRow(this);
+		}
+	} else if (!_statusIcon) {
+		_statusIcon = std::make_unique<StatusIcon>(
+			(_volume != Group::kDefaultVolume),
+			(float)_volume / Group::kMaxVolume);
+		_statusIcon->arcs.setStrokeRatio(kArcsStrokeRatio);
+		_statusIcon->arcsWidth = _statusIcon->arcs.finishedWidth();
+		_statusIcon->arcs.startUpdateRequests(
+		) | rpl::start_with_next([=] {
+			if (!_statusIcon->arcsAnimation.animating()) {
+				_statusIcon->wasArcsWidth = _statusIcon->arcsWidth;
+			}
+			auto callback = [=](float64 value) {
+				_statusIcon->arcs.update(crl::now());
+				_statusIcon->arcsWidth = anim::interpolate(
+					_statusIcon->wasArcsWidth,
+					_statusIcon->arcs.finishedWidth(),
+					value);
+				_delegate->rowUpdateRow(this);
+			};
+			_statusIcon->arcsAnimation.start(
+				std::move(callback),
+				0.,
+				1.,
+				st::groupCallSpeakerArcsAnimation.duration);
+		}, _statusIcon->lifetime);
+	}
+}
+
+void MembersRow::setSounding(bool sounding) {
+	if (_sounding == sounding) {
+		return;
+	}
+	_sounding = sounding;
+	if (!_sounding) {
+		_blobsAnimation = nullptr;
+	} else if (!_blobsAnimation) {
+		_blobsAnimation = std::make_unique<BlobsAnimation>(
+			RowBlobs() | ranges::to_vector,
+			kLevelDuration,
+			kMaxLevel);
+		_blobsAnimation->lastTime = crl::now();
+		updateLevel(GroupCall::kSpeakLevelThreshold);
+	}
+}
+
+void MembersRow::clearRaisedHandStatus() {
+	if (!_raisedHandStatus) {
+		return;
+	}
+	_raisedHandStatus = false;
+	refreshStatus();
+	_delegate->rowUpdateRow(this);
+}
+
+void MembersRow::setState(State state) {
+	if (_state == state) {
+		return;
+	}
+	const auto wasActive = (_state == State::Active);
+	const auto wasMuted = (_state == State::Muted)
+		|| (_state == State::RaisedHand);
+	const auto wasRaisedHand = (_state == State::RaisedHand);
+	_state = state;
+	const auto nowActive = (_state == State::Active);
+	const auto nowMuted = (_state == State::Muted)
+		|| (_state == State::RaisedHand);
+	const auto nowRaisedHand = (_state == State::RaisedHand);
+	if (!wasRaisedHand && nowRaisedHand) {
+		_raisedHandStatus = true;
+		_delegate->rowScheduleRaisedHandStatusRemove(this);
+	}
+	if (nowActive != wasActive) {
+		_activeAnimation.start(
+			[=] { _delegate->rowUpdateRow(this); },
+			nowActive ? 0. : 1.,
+			nowActive ? 1. : 0.,
+			st::widgetFadeDuration);
+	}
+	if (nowMuted != wasMuted) {
+		_mutedAnimation.start(
+			[=] { _delegate->rowUpdateRow(this); },
+			nowMuted ? 0. : 1.,
+			nowMuted ? 1. : 0.,
+			st::widgetFadeDuration);
+	}
+}
+
+void MembersRow::setSsrc(uint32 ssrc) {
+	_ssrc = ssrc;
+}
+
+void MembersRow::setVolume(int volume) {
+	_volume = volume;
+	if (_statusIcon) {
+		const auto floatVolume = (float)volume / Group::kMaxVolume;
+		_statusIcon->arcs.setValue(floatVolume);
+		_statusIcon->percent = StatusPercentString(floatVolume);
+		_statusIcon->percentWidth = StatusPercentWidth(_statusIcon->percent);
+
+		const auto shown = (volume != Group::kDefaultVolume);
+		if (_statusIcon->shown != shown) {
+			_statusIcon->shown = shown;
+			_statusIcon->shownAnimation.start(
+				[=] { _delegate->rowUpdateRow(this); },
+				shown ? 0. : 1.,
+				shown ? 1. : 0.,
+				st::groupCallSpeakerArcsAnimation.duration);
+		}
+	}
+}
+
+void MembersRow::updateLevel(float level) {
+	Expects(_blobsAnimation != nullptr);
+
+	const auto spoke = (level >= GroupCall::kSpeakLevelThreshold)
+		? crl::now()
+		: crl::time();
+	if (spoke && _speaking) {
+		_speakingLastTime = spoke;
+	}
+
+	if (_skipLevelUpdate) {
+		return;
+	}
+
+	if (spoke) {
+		_blobsAnimation->lastSoundingUpdateTime = spoke;
+	}
+	_blobsAnimation->blobs.setLevel(level);
+}
+
+void MembersRow::updateBlobAnimation(crl::time now) {
+	Expects(_blobsAnimation != nullptr);
+
+	const auto soundingFinishesAt = _blobsAnimation->lastSoundingUpdateTime
+		+ Data::GroupCall::kSoundStatusKeptFor;
+	const auto soundingStartsFinishing = soundingFinishesAt
+		- kBlobsEnterDuration;
+	const auto soundingFinishes = (soundingStartsFinishing < now);
+	if (soundingFinishes) {
+		_blobsAnimation->enter = std::clamp(
+			(soundingFinishesAt - now) / float64(kBlobsEnterDuration),
+			0.,
+			1.);
+	} else if (_blobsAnimation->enter < 1.) {
+		_blobsAnimation->enter = std::clamp(
+			(_blobsAnimation->enter
+				+ ((now - _blobsAnimation->lastTime)
+					/ float64(kBlobsEnterDuration))),
+			0.,
+			1.);
+	}
+	_blobsAnimation->blobs.updateLevel(now - _blobsAnimation->lastTime);
+	_blobsAnimation->lastTime = now;
+}
+
+void MembersRow::ensureUserpicCache(
+		std::shared_ptr<Data::CloudImageView> &view,
+		int size) {
+	Expects(_blobsAnimation != nullptr);
+
+	const auto user = peer();
+	const auto key = user->userpicUniqueKey(view);
+	const auto full = QSize(size, size) * kWideScale * cIntRetinaFactor();
+	auto &cache = _blobsAnimation->userpicCache;
+	if (cache.isNull()) {
+		cache = QImage(full, QImage::Format_ARGB32_Premultiplied);
+		cache.setDevicePixelRatio(cRetinaFactor());
+	} else if (_blobsAnimation->userpicKey == key
+		&& cache.size() == full) {
+		return;
+	}
+	_blobsAnimation->userpicKey = key;
+	cache.fill(Qt::transparent);
+	{
+		Painter p(&cache);
+		const auto skip = (kWideScale - 1) / 2 * size;
+		user->paintUserpicLeft(p, view, skip, skip, kWideScale * size, size);
+	}
+}
+
+void MembersRow::paintBlobs(
+		Painter &p,
+		int x,
+		int y,
+		int sizew,
+		int sizeh,
+		PanelMode mode) {
+	if (!_blobsAnimation) {
+		return;
+	}
+	auto size = sizew;
+	const auto shift = QPointF(x + size / 2., y + size / 2.);
+	auto hq = PainterHighQualityEnabler(p);
+	p.translate(shift);
+	const auto brush = _mutedByMe
+		? st::groupCallMemberMutedIcon->b
+		: anim::brush(
+			st::groupCallMemberInactiveStatus,
+			st::groupCallMemberActiveStatus,
+			_speakingAnimation.value(_speaking ? 1. : 0.));
+	_blobsAnimation->blobs.paint(p, brush);
+	p.translate(-shift);
+	p.setOpacity(1.);
+}
+
+void MembersRow::paintScaledUserpic(
+		Painter &p,
+		std::shared_ptr<Data::CloudImageView> &userpic,
+		int x,
+		int y,
+		int outerWidth,
+		int sizew,
+		int sizeh,
+		PanelMode mode) {
+	auto size = sizew;
+	if (!_blobsAnimation) {
+		peer()->paintUserpicLeft(p, userpic, x, y, outerWidth, size);
+		return;
+	}
+	const auto enter = _blobsAnimation->enter;
+	const auto &minScale = kUserpicMinScale;
+	const auto scaleUserpic = minScale
+		+ (1. - minScale) * _blobsAnimation->blobs.currentLevel();
+	const auto scale = scaleUserpic * enter + 1. * (1. - enter);
+	if (scale == 1.) {
+		peer()->paintUserpicLeft(p, userpic, x, y, outerWidth, size);
+		return;
+	}
+	ensureUserpicCache(userpic, size);
+
+	PainterHighQualityEnabler hq(p);
+
+	auto target = QRect(
+		x + (1 - kWideScale) / 2 * size,
+		y + (1 - kWideScale) / 2 * size,
+		kWideScale * size,
+		kWideScale * size);
+	auto shrink = anim::interpolate(
+		(1 - kWideScale) / 2 * size,
+		0,
+		scale);
+	auto margins = QMargins(shrink, shrink, shrink, shrink);
+	p.drawImage(
+		target.marginsAdded(margins),
+		_blobsAnimation->userpicCache);
+}
+
+void MembersRow::paintMuteIcon(
+		Painter &p,
+		QRect iconRect,
+		MembersRowStyle style) {
+	_delegate->rowPaintIcon(p, iconRect, computeIconState(style));
+}
+
+auto MembersRow::generatePaintUserpicCallback() -> PaintRoundImageCallback {
+	return [=](Painter &p, int x, int y, int outerWidth, int size) {
+		const auto outer = outerWidth;
+		paintComplexUserpic(p, x, y, outer, size, size, PanelMode::Default);
+	};
+}
+
+void MembersRow::paintComplexUserpic(
+		Painter &p,
+		int x,
+		int y,
+		int outerWidth,
+		int sizew,
+		int sizeh,
+		PanelMode mode,
+		bool selected) {
+	paintBlobs(p, x, y, sizew, sizeh, mode);
+	paintScaledUserpic(
+		p,
+		ensureUserpicView(),
+		x,
+		y,
+		outerWidth,
+		sizew,
+		sizeh,
+		mode);
+}
+
+int MembersRow::statusIconWidth(bool skipIcon) const {
+	if (!_statusIcon || !_speaking) {
+		return 0;
+	}
+	const auto shown = _statusIcon->shownAnimation.value(
+		_statusIcon->shown ? 1. : 0.);
+	const auto iconWidth = skipIcon
+		? 0
+		: (_statusIcon->speaker.width() + _statusIcon->arcsWidth);
+	const auto full = iconWidth
+		+ _statusIcon->percentWidth
+		+ st::normalFont->spacew;
+	return int(std::round(shown * full));
+}
+
+int MembersRow::statusIconHeight() const {
+	return (_statusIcon && _speaking) ? _statusIcon->speaker.height() : 0;
+}
+
+void MembersRow::paintStatusIcon(
+		Painter &p,
+		int x,
+		int y,
+		const style::PeerListItem &st,
+		const style::font &font,
+		bool selected,
+		bool skipIcon) {
+	if (!_statusIcon) {
+		return;
+	}
+	const auto shown = _statusIcon->shownAnimation.value(
+		_statusIcon->shown ? 1. : 0.);
+	if (shown == 0.) {
+		return;
+	}
+
+	p.setFont(font);
+	const auto color = (_speaking
+		? st.statusFgActive
+		: (selected ? st.statusFgOver : st.statusFg))->c;
+	p.setPen(color);
+
+	const auto speakerRect = QRect(
+		QPoint(x, y + (font->height - statusIconHeight()) / 2),
+		_statusIcon->speaker.size());
+	const auto arcPosition = speakerRect.topLeft()
+		+ QPoint(
+			speakerRect.width() - st::groupCallStatusSpeakerArcsSkip,
+			speakerRect.height() / 2);
+	const auto iconWidth = skipIcon
+		? 0
+		: (speakerRect.width() + _statusIcon->arcsWidth);
+	const auto fullWidth = iconWidth
+		+ _statusIcon->percentWidth
+		+ st::normalFont->spacew;
+
+	p.save();
+	if (shown < 1.) {
+		const auto centerx = speakerRect.x() + fullWidth / 2;
+		const auto centery = speakerRect.y() + speakerRect.height() / 2;
+		p.translate(centerx, centery);
+		p.scale(shown, shown);
+		p.translate(-centerx, -centery);
+	}
+	if (!skipIcon) {
+		_statusIcon->speaker.paint(
+			p,
+			speakerRect.topLeft(),
+			speakerRect.width(),
+			color);
+		p.translate(arcPosition);
+		_statusIcon->arcs.paint(p, color);
+		p.translate(-arcPosition);
+	}
+	p.setFont(st::normalFont);
+	p.setPen(st.statusFgActive);
+	p.drawTextLeft(
+		x + iconWidth,
+		y,
+		fullWidth,
+		_statusIcon->percent);
+	p.restore();
+}
+
+void MembersRow::setAbout(const QString &about) {
+	if (_aboutText == about) {
+		return;
+	}
+	_aboutText = about;
+	_delegate->rowUpdateRow(this);
+}
+
+void MembersRow::paintStatusText(
+		Painter &p,
+		const style::PeerListItem &st,
+		int x,
+		int y,
+		int availableWidth,
+		int outerWidth,
+		bool selected) {
+	paintComplexStatusText(
+		p,
+		st,
+		x,
+		y,
+		availableWidth,
+		outerWidth,
+		selected,
+		MembersRowStyle::Default);
+}
+
+void MembersRow::paintComplexStatusText(
+		Painter &p,
+		const style::PeerListItem &st,
+		int x,
+		int y,
+		int availableWidth,
+		int outerWidth,
+		bool selected,
+		MembersRowStyle style) {
+	const auto skip = (style == MembersRowStyle::Default)
+		? _delegate->rowPaintStatusIcon(
+			p,
+			x,
+			y,
+			outerWidth,
+			this,
+			computeIconState(MembersRowStyle::Narrow))
+		: 0;
+	const auto narrowMode = (skip > 0);
+	x += skip;
+	availableWidth -= skip;
+	const auto &font = st::normalFont;
+	const auto about = (style == MembersRowStyle::Video)
+		? QString()
+		: ((_state == State::RaisedHand && !_raisedHandStatus)
+			|| (_state != State::RaisedHand && !_speaking))
+		? _aboutText
+		: QString();
+	if (about.isEmpty()
+		&& _state != State::Invited
+		&& !_mutedByMe) {
+		paintStatusIcon(p, x, y, st, font, selected, narrowMode);
+
+		const auto translatedWidth = statusIconWidth(narrowMode);
+		p.translate(translatedWidth, 0);
+		const auto guard = gsl::finally([&] {
+			p.translate(-translatedWidth, 0);
+		});
+
+		const auto &style = (!narrowMode
+			|| (_state == State::RaisedHand && _raisedHandStatus))
+			? st
+			: st::groupCallNarrowMembersListItem;
+		PeerListRow::paintStatusText(
+			p,
+			style,
+			x,
+			y,
+			availableWidth - translatedWidth,
+			outerWidth,
+			selected);
+		return;
+	}
+	p.setFont(font);
+	if (style == MembersRowStyle::Video) {
+		p.setPen(st::groupCallVideoSubTextFg);
+	} else if (_mutedByMe) {
+		p.setPen(st::groupCallMemberMutedIcon);
+	} else {
+		p.setPen(st::groupCallMemberNotJoinedStatus);
+	}
+	p.drawTextLeft(
+		x,
+		y,
+		outerWidth,
+		(_mutedByMe
+			? tr::lng_group_call_muted_by_me_status(tr::now)
+			: !about.isEmpty()
+			? font->m.elidedText(about, Qt::ElideRight, availableWidth)
+			: _delegate->rowIsMe(peer())
+			? tr::lng_status_connecting(tr::now)
+			: tr::lng_group_call_invited_status(tr::now)));
+}
+
+QSize MembersRow::actionSize() const {
+	return _delegate->rowIsNarrow() ? QSize() : QSize(
+		st::groupCallActiveButton.width,
+		st::groupCallActiveButton.height);
+}
+
+bool MembersRow::actionDisabled() const {
+	return _delegate->rowIsMe(peer())
+		|| (_state == State::Invited)
+		|| !_delegate->rowCanMuteMembers();
+}
+
+QMargins MembersRow::actionMargins() const {
+	return QMargins(
+		0,
+		0,
+		st::groupCallMemberButtonSkip,
+		0);
+}
+
+void MembersRow::paintAction(
+		Painter &p,
+		int x,
+		int y,
+		int outerWidth,
+		bool selected,
+		bool actionSelected) {
+	auto size = actionSize();
+	const auto iconRect = style::rtlrect(
+		x,
+		y,
+		size.width(),
+		size.height(),
+		outerWidth);
+	if (_state == State::Invited) {
+		_actionRipple = nullptr;
+	}
+	if (_actionRipple) {
+		_actionRipple->paint(
+			p,
+			x + st::groupCallActiveButton.rippleAreaPosition.x(),
+			y + st::groupCallActiveButton.rippleAreaPosition.y(),
+			outerWidth);
+		if (_actionRipple->empty()) {
+			_actionRipple.reset();
+		}
+	}
+	paintMuteIcon(p, iconRect);
+}
+
+MembersRowDelegate::IconState MembersRow::computeIconState(
+		MembersRowStyle style) const {
+	const auto speaking = _speakingAnimation.value(_speaking ? 1. : 0.);
+	const auto active = _activeAnimation.value(
+		(_state == State::Active) ? 1. : 0.);
+	const auto muted = _mutedAnimation.value(
+		(_state == State::Muted || _state == State::RaisedHand) ? 1. : 0.);
+	return {
+		.speaking = speaking,
+		.active = active,
+		.muted = muted,
+		.mutedByMe = _mutedByMe,
+		.raisedHand = (_state == State::RaisedHand),
+		.invited = (_state == State::Invited),
+		.style = style,
+	};
+}
+
+void MembersRow::showContextMenu() {
+	return _delegate->rowShowContextMenu(this);
+}
+
+void MembersRow::refreshStatus() {
+	setCustomStatus(
+		(_speaking
+			? tr::lng_group_call_active(tr::now)
+			: _raisedHandStatus
+			? tr::lng_group_call_raised_hand_status(tr::now)
+			: tr::lng_group_call_inactive(tr::now)),
+		_speaking);
+}
+
+void MembersRow::addActionRipple(QPoint point, Fn<void()> updateCallback) {
+	if (!_actionRipple) {
+		auto mask = Ui::RippleAnimation::ellipseMask(QSize(
+			st::groupCallActiveButton.rippleAreaSize,
+			st::groupCallActiveButton.rippleAreaSize));
+		_actionRipple = std::make_unique<Ui::RippleAnimation>(
+			st::groupCallActiveButton.ripple,
+			std::move(mask),
+			std::move(updateCallback));
+	}
+	_actionRipple->add(point - st::groupCallActiveButton.rippleAreaPosition);
+}
+
+void MembersRow::refreshName(const style::PeerListItem &st) {
+	PeerListRow::refreshName(st);
+	//_narrowName = Ui::Text::String();
+}
+
+void MembersRow::stopLastActionRipple() {
+	if (_actionRipple) {
+		_actionRipple->lastStop();
+	}
+}
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_members_row.h

@@ -0,0 +1,225 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "boxes/peer_list_box.h"
+#include "calls/group/calls_group_common.h"
+
+class PeerData;
+class Painter;
+
+namespace Data {
+struct GroupCallParticipant;
+} // namespace Data
+
+namespace Ui {
+class RippleAnimation;
+} // namespace Ui
+
+namespace Calls::Group {
+
+enum class MembersRowStyle {
+	Default,
+	Narrow,
+	Video,
+};
+
+class MembersRow;
+class MembersRowDelegate {
+public:
+	struct IconState {
+		float64 speaking = 0.;
+		float64 active = 0.;
+		float64 muted = 0.;
+		bool mutedByMe = false;
+		bool raisedHand = false;
+		bool invited = false;
+		MembersRowStyle style = MembersRowStyle::Default;
+	};
+	virtual bool rowIsMe(not_null<PeerData*> participantPeer) = 0;
+	virtual bool rowCanMuteMembers() = 0;
+	virtual void rowUpdateRow(not_null<MembersRow*> row) = 0;
+	virtual void rowScheduleRaisedHandStatusRemove(
+		not_null<MembersRow*> row) = 0;
+	virtual void rowPaintIcon(
+		Painter &p,
+		QRect rect,
+		const IconState &state) = 0;
+	virtual int rowPaintStatusIcon(
+		Painter &p,
+		int x,
+		int y,
+		int outerWidth,
+		not_null<MembersRow*> row,
+		const IconState &state) = 0;
+	virtual bool rowIsNarrow() = 0;
+	virtual void rowShowContextMenu(not_null<PeerListRow*> row) = 0;
+};
+
+class MembersRow final : public PeerListRow {
+public:
+	MembersRow(
+		not_null<MembersRowDelegate*> delegate,
+		not_null<PeerData*> participantPeer);
+	~MembersRow();
+
+	enum class State {
+		Active,
+		Inactive,
+		Muted,
+		RaisedHand,
+		Invited,
+	};
+
+	void setAbout(const QString &about);
+	void setSkipLevelUpdate(bool value);
+	void updateState(const Data::GroupCallParticipant *participant);
+	void updateLevel(float level);
+	void updateBlobAnimation(crl::time now);
+	void clearRaisedHandStatus();
+	[[nodiscard]] State state() const {
+		return _state;
+	}
+	[[nodiscard]] uint32 ssrc() const {
+		return _ssrc;
+	}
+	[[nodiscard]] bool sounding() const {
+		return _sounding;
+	}
+	[[nodiscard]] bool speaking() const {
+		return _speaking;
+	}
+	[[nodiscard]] bool mutedByMe() const {
+		return _mutedByMe;
+	}
+	[[nodiscard]] crl::time speakingLastTime() const {
+		return _speakingLastTime;
+	}
+	[[nodiscard]] int volume() const {
+		return _volume;
+	}
+	[[nodiscard]] uint64 raisedHandRating() const {
+		return _raisedHandRating;
+	}
+
+	void addActionRipple(QPoint point, Fn<void()> updateCallback) override;
+	void stopLastActionRipple() override;
+
+	void refreshName(const style::PeerListItem &st) override;
+
+	QSize actionSize() const override;
+	bool actionDisabled() const override;
+	QMargins actionMargins() const override;
+	void paintAction(
+		Painter &p,
+		int x,
+		int y,
+		int outerWidth,
+		bool selected,
+		bool actionSelected) override;
+
+	PaintRoundImageCallback generatePaintUserpicCallback() override;
+	void paintComplexUserpic(
+		Painter &p,
+		int x,
+		int y,
+		int outerWidth,
+		int sizew,
+		int sizeh,
+		PanelMode mode,
+		bool selected = false);
+
+	void paintStatusText(
+		Painter &p,
+		const style::PeerListItem &st,
+		int x,
+		int y,
+		int availableWidth,
+		int outerWidth,
+		bool selected) override;
+	void paintComplexStatusText(
+		Painter &p,
+		const style::PeerListItem &st,
+		int x,
+		int y,
+		int availableWidth,
+		int outerWidth,
+		bool selected,
+		MembersRowStyle style);
+	void paintMuteIcon(
+		Painter &p,
+		QRect iconRect,
+		MembersRowStyle style = MembersRowStyle::Default);
+	[[nodiscard]] MembersRowDelegate::IconState computeIconState(
+		MembersRowStyle style = MembersRowStyle::Default) const;
+
+	void showContextMenu();
+
+private:
+	struct BlobsAnimation;
+	struct StatusIcon;
+
+	int statusIconWidth(bool skipIcon) const;
+	int statusIconHeight() const;
+	void paintStatusIcon(
+		Painter &p,
+		int x,
+		int y,
+		const style::PeerListItem &st,
+		const style::font &font,
+		bool selected,
+		bool skipIcon);
+
+	void refreshStatus() override;
+	void setSounding(bool sounding);
+	void setSpeaking(bool speaking);
+	void setState(State state);
+	void setSsrc(uint32 ssrc);
+	void setVolume(int volume);
+
+	void ensureUserpicCache(
+		std::shared_ptr<Data::CloudImageView> &view,
+		int size);
+	void paintBlobs(
+		Painter &p,
+		int x,
+		int y,
+		int sizew,
+		int sizeh, PanelMode mode);
+	void paintScaledUserpic(
+		Painter &p,
+		std::shared_ptr<Data::CloudImageView> &userpic,
+		int x,
+		int y,
+		int outerWidth,
+		int sizew,
+		int sizeh,
+		PanelMode mode);
+
+	const not_null<MembersRowDelegate*> _delegate;
+	State _state = State::Inactive;
+	std::unique_ptr<Ui::RippleAnimation> _actionRipple;
+	std::unique_ptr<BlobsAnimation> _blobsAnimation;
+	std::unique_ptr<StatusIcon> _statusIcon;
+	Ui::Animations::Simple _speakingAnimation; // For gray-red/green icon.
+	Ui::Animations::Simple _mutedAnimation; // For gray/red icon.
+	Ui::Animations::Simple _activeAnimation; // For icon cross animation.
+	QString _aboutText;
+	crl::time _speakingLastTime = 0;
+	uint64 _raisedHandRating = 0;
+	uint32 _ssrc = 0;
+	int _volume = Group::kDefaultVolume;
+	bool _sounding : 1;
+	bool _speaking : 1;
+	bool _raisedHandStatus : 1;
+	bool _skipLevelUpdate : 1;
+	bool _mutedByMe : 1;
+
+};
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_menu.cpp

@@ -5,11 +5,11 @@ the official desktop application for the Telegram messaging service.
 For license and copyright information please follow this link:
 https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
-#include "calls/calls_group_menu.h"
+#include "calls/group/calls_group_menu.h"
 
-#include "calls/calls_group_call.h"
-#include "calls/calls_group_settings.h"
-#include "calls/calls_group_panel.h"
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_settings.h"
+#include "calls/group/calls_group_panel.h"
 #include "data/data_peer.h"
 #include "data/data_group_call.h"
 #include "info/profile/info_profile_values.h" // Info::Profile::NameValue.
@@ -78,10 +78,6 @@ void StartGroupCallRecordingBox(
 	});
 	box->addButton(tr::lng_group_call_recording_start_button(), [=] {
 		const auto result = input->getLastText().trimmed();
-		if (result.isEmpty()) {
-			input->showError();
-			return;
-		}
 		box->closeBox();
 		done(result);
 	});
@@ -590,7 +586,9 @@ void FillMenu(
 		not_null<Ui::DropdownMenu*> menu,
 		not_null<PeerData*> peer,
 		not_null<GroupCall*> call,
+		bool wide,
 		Fn<void()> chooseJoinAs,
+		Fn<void()> chooseShareScreenSource,
 		Fn<void(object_ptr<Ui::BoxContent>)> showBox) {
 	const auto weak = base::make_weak(call.get());
 	const auto resolveReal = [=] {
@@ -606,8 +604,10 @@ void FillMenu(
 	}
 
 	const auto addEditJoinAs = call->showChooseJoinAs();
-	const auto addEditTitle = peer->canManageGroupCall();
-	const auto addEditRecording = peer->canManageGroupCall()
+	const auto addEditTitle = call->canManage();
+	const auto addEditRecording = call->canManage() && !real->scheduleDate();
+	const auto addScreenCast = !wide
+		&& call->videoIsWorking()
 		&& !real->scheduleDate();
 	if (addEditJoinAs) {
 		menu->addAction(MakeJoinAsAction(
@@ -660,6 +660,23 @@ void FillMenu(
 			real->recordStartDateValue(),
 			handler));
 	}
+	if (addScreenCast) {
+		const auto sharing = call->isSharingScreen();
+		const auto toggle = [=] {
+			if (const auto strong = weak.get()) {
+				if (sharing) {
+					strong->toggleScreenSharing(std::nullopt);
+				} else {
+					chooseShareScreenSource();
+				}
+			}
+		};
+		menu->addAction(
+			(call->isSharingScreen()
+				? tr::lng_group_call_screen_share_stop(tr::now)
+				: tr::lng_group_call_screen_share_start(tr::now)),
+			toggle);
+	}
 	menu->addAction(tr::lng_group_call_settings(tr::now), [=] {
 		if (const auto strong = weak.get()) {
 			showBox(Box(SettingsBox, strong));
@@ -677,8 +694,12 @@ void FillMenu(
 	menu->addAction(MakeAttentionAction(
 		menu->menu(),
 		(real->scheduleDate()
-			? tr::lng_group_call_cancel(tr::now)
-			: tr::lng_group_call_end(tr::now)),
+			? (call->canManage()
+				? tr::lng_group_call_cancel(tr::now)
+				: tr::lng_group_call_leave(tr::now))
+			: (call->canManage()
+				? tr::lng_group_call_end(tr::now)
+				: tr::lng_group_call_leave(tr::now))),
 		finish));
 }
 

Telegram/SourceFiles/calls/group/calls_group_menu.h

@@ -61,7 +61,9 @@ void FillMenu(
 	not_null<Ui::DropdownMenu*> menu,
 	not_null<PeerData*> peer,
 	not_null<GroupCall*> call,
+	bool wide,
 	Fn<void()> chooseJoinAs,
+	Fn<void()> chooseShareScreenSource,
 	Fn<void(object_ptr<Ui::BoxContent>)> showBox);
 
 [[nodiscard]] base::unique_qptr<Ui::Menu::ItemBase> MakeAttentionAction(

Telegram/SourceFiles/calls/group/calls_group_panel.h

@@ -10,8 +10,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/weak_ptr.h"
 #include "base/timer.h"
 #include "base/object_ptr.h"
-#include "calls/calls_group_call.h"
-#include "calls/calls_choose_join_as.h"
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_choose_join_as.h"
+#include "calls/group/ui/desktop_capture_choose_source.h"
 #include "ui/effects/animations.h"
 #include "ui/rp_widget.h"
 
@@ -25,11 +26,13 @@ class GroupCall;
 
 namespace Ui {
 class AbstractButton;
+class ImportantTooltip;
 class DropdownMenu;
 class CallButton;
 class CallMuteButton;
 class IconButton;
 class FlatLabel;
+class RpWidget;
 template <typename Widget>
 class FadeWrap;
 template <typename Widget>
@@ -39,6 +42,12 @@ class ScrollArea;
 class GenericBox;
 class LayerManager;
 class GroupCallScheduledLeft;
+namespace GL {
+enum class Backend;
+} // namespace GL
+namespace Toast {
+class Instance;
+} // namespace Toast
 namespace Platform {
 class TitleControls;
 } // namespace Platform
@@ -51,14 +60,21 @@ struct CallBodyLayout;
 
 namespace Calls::Group {
 
+class Toasts;
 class Members;
+class Viewport;
+enum class PanelMode;
 
-class Panel final {
+class Panel final : private Ui::DesktopCapture::ChooseSourceDelegate {
 public:
 	Panel(not_null<GroupCall*> call);
 	~Panel();
 
+	[[nodiscard]] not_null<GroupCall*> call() const;
 	[[nodiscard]] bool isActive() const;
+
+	void showToast(TextWithEntities &&text, crl::time duration = 0);
+
 	void minimize();
 	void close();
 	void showAndActivate();
@@ -66,9 +82,13 @@ public:
 
 private:
 	using State = GroupCall::State;
+	struct ControlsBackgroundNarrow;
 
+	std::unique_ptr<Ui::Window> createWindow();
 	[[nodiscard]] not_null<Ui::RpWidget*> widget() const;
 
+	[[nodiscard]] PanelMode mode() const;
+
 	void paint(QRect clip);
 
 	void initWindow();
@@ -79,23 +99,42 @@ private:
 	void initGeometry();
 	void setupScheduledLabels(rpl::producer<TimeId> date);
 	void setupMembers();
-	void setupJoinAsChangedToasts();
-	void setupTitleChangedToasts();
-	void setupAllowedToSpeakToasts();
+	void setupVideo(not_null<Viewport*> viewport);
 	void setupRealMuteButtonState(not_null<Data::GroupCall*> real);
 
 	bool handleClose();
 	void startScheduledNow();
+	void trackControls(bool track);
+	void raiseControls();
+	void enlargeVideo();
+	void minimizeVideo();
 
+	void trackControl(Ui::RpWidget *widget, rpl::lifetime &lifetime);
+	void trackControlOver(not_null<Ui::RpWidget*> control, bool over);
+	void showNiceTooltip(not_null<Ui::RpWidget*> control);
+
+	bool updateMode();
 	void updateControlsGeometry();
+	void updateButtonsGeometry();
+	void updateButtonsStyles();
 	void updateMembersGeometry();
+	void refreshControlsBackground();
+	void setupControlsBackgroundWide();
+	void setupControlsBackgroundNarrow();
 	void showControls();
 	void refreshLeftButton();
+	void refreshVideoButtons(
+		std::optional<bool> overrideWideMode = std::nullopt);
+	void refreshTopButton();
+	void toggleWideControls(bool shown);
+	[[nodiscard]] bool videoButtonInNarrowMode() const;
 
 	void endCall();
 
 	void showMainMenu();
 	void chooseJoinAs();
+	void chooseShareScreenSource();
+	void screenSharingPrivacyRequest();
 	void addMembers();
 	void kickParticipant(not_null<PeerData*> participantPeer);
 	void kickParticipantSure(not_null<PeerData*> participantPeer);
@@ -108,11 +147,19 @@ private:
 	void migrate(not_null<ChannelData*> channel);
 	void subscribeToPeerChanges();
 
+	QWidget *chooseSourceParent() override;
+	QString chooseSourceActiveDeviceId() override;
+	rpl::lifetime &chooseSourceInstanceLifetime() override;
+	void chooseSourceAccepted(const QString &deviceId) override;
+	void chooseSourceStop() override;
+
 	const not_null<GroupCall*> _call;
 	not_null<PeerData*> _peer;
 
+	Ui::GL::Backend _backend = Ui::GL::Backend();
 	const std::unique_ptr<Ui::Window> _window;
 	const std::unique_ptr<Ui::LayerManager> _layerBg;
+	rpl::variable<PanelMode> _mode;
 
 #ifndef Q_OS_MAC
 	std::unique_ptr<Ui::Platform::TitleControls> _controls;
@@ -125,19 +172,40 @@ private:
 	object_ptr<Ui::AbstractButton> _recordingMark = { nullptr };
 	object_ptr<Ui::IconButton> _menuToggle = { nullptr };
 	object_ptr<Ui::DropdownMenu> _menu = { nullptr };
+	rpl::variable<bool> _wideMenuShown = false;
 	object_ptr<Ui::AbstractButton> _joinAsToggle = { nullptr };
 	object_ptr<Members> _members = { nullptr };
+	std::unique_ptr<Viewport> _viewport;
+	rpl::lifetime _trackControlsLifetime;
+	rpl::lifetime _trackControlsOverStateLifetime;
+	rpl::lifetime _trackControlsMenuLifetime;
 	object_ptr<Ui::FlatLabel> _startsIn = { nullptr };
 	object_ptr<Ui::RpWidget> _countdown = { nullptr };
 	std::shared_ptr<Ui::GroupCallScheduledLeft> _countdownData;
 	object_ptr<Ui::FlatLabel> _startsWhen = { nullptr };
 	ChooseJoinAsProcess _joinAsProcess;
+	std::optional<QRect> _lastSmallGeometry;
+	std::optional<QRect> _lastLargeGeometry;
+	bool _lastLargeMaximized = false;
+	bool _showWideControls = false;
+	bool _trackControls = false;
+	bool _wideControlsShown = false;
+	Ui::Animations::Simple _wideControlsAnimation;
 
+	object_ptr<Ui::RpWidget> _controlsBackgroundWide = { nullptr };
+	std::unique_ptr<ControlsBackgroundNarrow> _controlsBackgroundNarrow;
 	object_ptr<Ui::CallButton> _settings = { nullptr };
-	object_ptr<Ui::CallButton> _share = { nullptr };
+	object_ptr<Ui::CallButton> _wideMenu = { nullptr };
+	object_ptr<Ui::CallButton> _callShare = { nullptr };
+	object_ptr<Ui::CallButton> _video = { nullptr };
+	object_ptr<Ui::CallButton> _screenShare = { nullptr };
 	std::unique_ptr<Ui::CallMuteButton> _mute;
 	object_ptr<Ui::CallButton> _hangup;
-	Fn<void()> _shareLinkCallback;
+	object_ptr<Ui::ImportantTooltip> _niceTooltip = { nullptr };
+	Fn<void()> _callShareLinkCallback;
+
+	const std::unique_ptr<Toasts> _toasts;
+	base::weak_ptr<Ui::Toast::Instance> _lastToast;
 
 	rpl::lifetime _peerLifetime;
 

Telegram/SourceFiles/calls/group/calls_group_settings.cpp

@@ -5,13 +5,13 @@ the official desktop application for the Telegram messaging service.
 For license and copyright information please follow this link:
 https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
-#include "calls/calls_group_settings.h"
+#include "calls/group/calls_group_settings.h"
 
-#include "calls/calls_group_call.h"
-#include "calls/calls_group_menu.h" // LeaveBox.
-#include "calls/calls_group_common.h"
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_menu.h" // LeaveBox.
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_choose_join_as.h"
 #include "calls/calls_instance.h"
-#include "calls/calls_choose_join_as.h"
 #include "ui/widgets/level_meter.h"
 #include "ui/widgets/continuous_sliders.h"
 #include "ui/widgets/buttons.h"

Telegram/SourceFiles/calls/group/calls_group_toasts.cpp

@@ -0,0 +1,175 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "calls/group/calls_group_toasts.h"
+
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_group_panel.h"
+#include "data/data_peer.h"
+#include "data/data_group_call.h"
+#include "ui/text/text_utilities.h"
+#include "ui/toasts/common_toasts.h"
+#include "lang/lang_keys.h"
+
+namespace Calls::Group {
+namespace {
+
+constexpr auto kErrorDuration = 2 * crl::time(1000);
+
+using State = GroupCall::State;
+
+} // namespace
+
+Toasts::Toasts(not_null<Panel*> panel)
+: _panel(panel)
+, _call(panel->call()) {
+	setup();
+}
+
+void Toasts::setup() {
+	setupJoinAsChanged();
+	setupTitleChanged();
+	setupRequestedToSpeak();
+	setupAllowedToSpeak();
+	setupPinnedVideo();
+	setupError();
+}
+
+void Toasts::setupJoinAsChanged() {
+	_call->rejoinEvents(
+	) | rpl::filter([](RejoinEvent event) {
+		return (event.wasJoinAs != event.nowJoinAs);
+	}) | rpl::map([=] {
+		return _call->stateValue() | rpl::filter([](State state) {
+			return (state == State::Joined);
+		}) | rpl::take(1);
+	}) | rpl::flatten_latest() | rpl::start_with_next([=] {
+		_panel->showToast(tr::lng_group_call_join_as_changed(
+			tr::now,
+			lt_name,
+			Ui::Text::Bold(_call->joinAs()->name),
+			Ui::Text::WithEntities));
+	}, _lifetime);
+}
+
+void Toasts::setupTitleChanged() {
+	_call->titleChanged(
+	) | rpl::filter([=] {
+		return (_call->lookupReal() != nullptr);
+	}) | rpl::map([=] {
+		const auto peer = _call->peer();
+		return peer->groupCall()->title().isEmpty()
+			? peer->name
+			: peer->groupCall()->title();
+	}) | rpl::start_with_next([=](const QString &title) {
+		_panel->showToast(tr::lng_group_call_title_changed(
+			tr::now,
+			lt_title,
+			Ui::Text::Bold(title),
+			Ui::Text::WithEntities));
+	}, _lifetime);
+}
+
+void Toasts::setupAllowedToSpeak() {
+	_call->allowedToSpeakNotifications(
+	) | rpl::start_with_next([=] {
+		if (_panel->isActive()) {
+			_panel->showToast({
+				tr::lng_group_call_can_speak_here(tr::now),
+			});
+		} else {
+			const auto real = _call->lookupReal();
+			const auto name = (real && !real->title().isEmpty())
+				? real->title()
+				: _call->peer()->name;
+			Ui::ShowMultilineToast({
+				.text = tr::lng_group_call_can_speak(
+					tr::now,
+					lt_chat,
+					Ui::Text::Bold(name),
+					Ui::Text::WithEntities),
+			});
+		}
+	}, _lifetime);
+}
+
+void Toasts::setupPinnedVideo() {
+	_call->videoEndpointPinnedValue(
+	) | rpl::map([=](bool pinned) {
+		return pinned
+			? _call->videoEndpointLargeValue()
+			: rpl::single(_call->videoEndpointLarge());
+	}) | rpl::flatten_latest(
+	) | rpl::start_with_next([=](const VideoEndpoint &endpoint) {
+		const auto pinned = _call->videoEndpointPinned();
+		const auto peer = endpoint.peer;
+		if (!peer) {
+			return;
+		}
+		const auto text = [&] {
+			const auto me = (peer == _call->joinAs());
+			const auto camera = (endpoint.type == VideoEndpointType::Camera);
+			if (me) {
+				const auto key = camera
+					? (pinned
+						? tr::lng_group_call_pinned_camera_me
+						: tr::lng_group_call_unpinned_camera_me)
+					: (pinned
+						? tr::lng_group_call_pinned_screen_me
+						: tr::lng_group_call_unpinned_screen_me);
+				return key(tr::now);
+			}
+			const auto key = camera
+				? (pinned
+					? tr::lng_group_call_pinned_camera
+					: tr::lng_group_call_unpinned_camera)
+				: (pinned
+					? tr::lng_group_call_pinned_screen
+					: tr::lng_group_call_unpinned_screen);
+			return key(tr::now, lt_user, peer->shortName());
+		}();
+		_panel->showToast({ text });
+	}, _lifetime);
+}
+
+void Toasts::setupRequestedToSpeak() {
+	_call->mutedValue(
+	) | rpl::combine_previous(
+	) | rpl::start_with_next([=](MuteState was, MuteState now) {
+		if (was == MuteState::ForceMuted && now == MuteState::RaisedHand) {
+			_panel->showToast({
+				tr::lng_group_call_tooltip_raised_hand(tr::now),
+			});
+		}
+	}, _lifetime);
+}
+
+void Toasts::setupError() {
+	_call->errors(
+	) | rpl::start_with_next([=](Error error) {
+		const auto key = [&] {
+			switch (error) {
+			case Error::NoCamera: return tr::lng_call_error_no_camera;
+			case Error::ScreenFailed:
+				return tr::lng_group_call_failed_screen;
+			case Error::MutedNoCamera:
+				return tr::lng_group_call_muted_no_camera;
+			case Error::MutedNoScreen:
+				return tr::lng_group_call_muted_no_screen;
+			case Error::DisabledNoCamera:
+				return tr::lng_group_call_chat_no_camera;
+			case Error::DisabledNoScreen:
+				return tr::lng_group_call_chat_no_screen;
+			}
+			Unexpected("Error in Calls::Group::Toasts::setupErrorToasts.");
+		}();
+		_panel->showToast({ key(tr::now) }, kErrorDuration);
+	}, _lifetime);
+}
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_toasts.h

@@ -0,0 +1,38 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+namespace Calls {
+class GroupCall;
+} // namespace Calls
+
+namespace Calls::Group {
+
+class Panel;
+
+class Toasts final {
+public:
+	explicit Toasts(not_null<Panel*> panel);
+
+private:
+	void setup();
+	void setupJoinAsChanged();
+	void setupTitleChanged();
+	void setupRequestedToSpeak();
+	void setupAllowedToSpeak();
+	void setupPinnedVideo();
+	void setupError();
+
+	const not_null<Panel*> _panel;
+	const not_null<GroupCall*> _call;
+
+	rpl::lifetime _lifetime;
+
+};
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_viewport.cpp

@@ -0,0 +1,935 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "calls/group/calls_group_viewport.h"
+
+#include "calls/group/calls_group_viewport_tile.h"
+#include "calls/group/calls_group_viewport_opengl.h"
+#include "calls/group/calls_group_viewport_raster.h"
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_group_call.h"
+#include "calls/group/calls_group_members_row.h"
+#include "media/view/media_view_pip.h"
+#include "base/platform/base_platform_info.h"
+#include "webrtc/webrtc_video_track.h"
+#include "ui/painter.h"
+#include "ui/abstract_button.h"
+#include "ui/gl/gl_surface.h"
+#include "ui/effects/animations.h"
+#include "ui/effects/cross_line.h"
+#include "data/data_group_call.h" // MuteButtonTooltip.
+#include "lang/lang_keys.h"
+#include "styles/style_calls.h"
+
+#include <QtGui/QtEvents>
+#include <QtGui/QOpenGLShader>
+
+namespace Calls::Group {
+namespace {
+
+[[nodiscard]] QRect InterpolateRect(QRect a, QRect b, float64 ratio) {
+	const auto left = anim::interpolate(a.x(), b.x(), ratio);
+	const auto top = anim::interpolate(a.y(), b.y(), ratio);
+	const auto right = anim::interpolate(
+		a.x() + a.width(),
+		b.x() + b.width(),
+		ratio);
+	const auto bottom = anim::interpolate(
+		a.y() + a.height(),
+		b.y() + b.height(),
+		ratio);
+	return { left, top, right - left, bottom - top };
+}
+
+} // namespace
+
+Viewport::Viewport(
+	not_null<QWidget*> parent,
+	PanelMode mode,
+	Ui::GL::Backend backend)
+: _mode(mode)
+, _content(Ui::GL::CreateSurface(parent, chooseRenderer(backend))) {
+	setup();
+}
+
+Viewport::~Viewport() = default;
+
+not_null<QWidget*> Viewport::widget() const {
+	return _content->rpWidget();
+}
+
+not_null<Ui::RpWidgetWrap*> Viewport::rp() const {
+	return _content.get();
+}
+
+void Viewport::setup() {
+	const auto raw = widget();
+
+	raw->resize(0, 0);
+	raw->setAttribute(Qt::WA_OpaquePaintEvent);
+	raw->setMouseTracking(true);
+
+	_content->sizeValue(
+	) | rpl::filter([=] {
+		return wide();
+	}) | rpl::start_with_next([=] {
+		updateTilesGeometry();
+	}, lifetime());
+
+	_content->events(
+	) | rpl::start_with_next([=](not_null<QEvent*> e) {
+		const auto type = e->type();
+		if (type == QEvent::Enter) {
+			Ui::Integration::Instance().registerLeaveSubscription(raw);
+			_mouseInside = true;
+		} else if (type == QEvent::Leave) {
+			Ui::Integration::Instance().unregisterLeaveSubscription(raw);
+			setSelected({});
+			_mouseInside = false;
+		} else if (type == QEvent::MouseButtonPress) {
+			handleMousePress(
+				static_cast<QMouseEvent*>(e.get())->pos(),
+				static_cast<QMouseEvent*>(e.get())->button());
+		} else if (type == QEvent::MouseButtonRelease) {
+			handleMouseRelease(
+				static_cast<QMouseEvent*>(e.get())->pos(),
+				static_cast<QMouseEvent*>(e.get())->button());
+		} else if (type == QEvent::MouseMove) {
+			handleMouseMove(static_cast<QMouseEvent*>(e.get())->pos());
+		}
+	}, lifetime());
+}
+
+void Viewport::setGeometry(QRect geometry) {
+	Expects(wide());
+
+	if (widget()->geometry() != geometry) {
+		_geometryStaleAfterModeChange = false;
+		widget()->setGeometry(geometry);
+	} else if (_geometryStaleAfterModeChange) {
+		_geometryStaleAfterModeChange = false;
+		updateTilesGeometry();
+	}
+}
+
+void Viewport::resizeToWidth(int width) {
+	Expects(!wide());
+
+	updateTilesGeometry(width);
+}
+
+void Viewport::setScrollTop(int scrollTop) {
+	if (_scrollTop == scrollTop) {
+		return;
+	}
+	_scrollTop = scrollTop;
+	updateTilesGeometry();
+}
+
+bool Viewport::wide() const {
+	return (_mode == PanelMode::Wide);
+}
+
+void Viewport::setMode(PanelMode mode, not_null<QWidget*> parent) {
+	if (_mode == mode && widget()->parent() == parent) {
+		return;
+	}
+	_mode = mode;
+	_scrollTop = 0;
+	setControlsShown(1.);
+	if (widget()->parent() != parent) {
+		const auto hidden = widget()->isHidden();
+		widget()->setParent(parent);
+		if (!hidden) {
+			widget()->show();
+		}
+	}
+	if (!wide()) {
+		for (const auto &tile : _tiles) {
+			tile->toggleTopControlsShown(false);
+		}
+	} else if (_selected.tile) {
+		_selected.tile->toggleTopControlsShown(true);
+	}
+}
+
+void Viewport::handleMousePress(QPoint position, Qt::MouseButton button) {
+	handleMouseMove(position);
+	setPressed(_selected);
+}
+
+void Viewport::handleMouseRelease(QPoint position, Qt::MouseButton button) {
+	handleMouseMove(position);
+	const auto pressed = _pressed;
+	setPressed({});
+	if (const auto tile = pressed.tile) {
+		if (pressed == _selected) {
+			if (button == Qt::RightButton) {
+				tile->row()->showContextMenu();
+			} else if (!wide()
+				|| (_hasTwoOrMore && !_large)
+				|| pressed.element != Selection::Element::PinButton) {
+				_clicks.fire_copy(tile->endpoint());
+			} else if (pressed.element == Selection::Element::PinButton) {
+				_pinToggles.fire(!tile->pinned());
+			}
+		}
+	}
+}
+
+void Viewport::handleMouseMove(QPoint position) {
+	updateSelected(position);
+}
+
+void Viewport::updateSelected(QPoint position) {
+	if (!widget()->rect().contains(position)) {
+		setSelected({});
+		return;
+	}
+	for (const auto &tile : _tiles) {
+		const auto geometry = tile->shown()
+			? tile->geometry()
+			: QRect();
+		if (geometry.contains(position)) {
+			const auto pin = wide()
+				&& tile->pinOuter().contains(position - geometry.topLeft());
+			const auto back = wide()
+				&& tile->backOuter().contains(position - geometry.topLeft());
+			setSelected({
+				.tile = tile.get(),
+				.element = (pin
+					? Selection::Element::PinButton
+					: back
+					? Selection::Element::BackButton
+					: Selection::Element::Tile),
+			});
+			return;
+		}
+	}
+	setSelected({});
+}
+
+void Viewport::updateSelected() {
+	updateSelected(widget()->mapFromGlobal(QCursor::pos()));
+}
+
+void Viewport::setControlsShown(float64 shown) {
+	_controlsShownRatio = shown;
+	widget()->update();
+}
+
+void Viewport::add(
+		const VideoEndpoint &endpoint,
+		VideoTileTrack track,
+		rpl::producer<bool> pinned) {
+	_tiles.push_back(std::make_unique<VideoTile>(
+		endpoint,
+		track,
+		std::move(pinned),
+		[=] { widget()->update(); }));
+
+	_tiles.back()->trackSizeValue(
+	) | rpl::filter([](QSize size) {
+		return !size.isEmpty();
+	}) | rpl::start_with_next([=] {
+		updateTilesGeometry();
+	}, _tiles.back()->lifetime());
+
+	_tiles.back()->track()->stateValue(
+	) | rpl::start_with_next([=] {
+		updateTilesGeometry();
+	}, _tiles.back()->lifetime());
+}
+
+void Viewport::remove(const VideoEndpoint &endpoint) {
+	const auto i = ranges::find(_tiles, endpoint, &VideoTile::endpoint);
+	if (i == end(_tiles)) {
+		return;
+	}
+	const auto removing = i->get();
+	const auto largeRemoved = (_large == removing);
+	if (largeRemoved) {
+		prepareLargeChangeAnimation();
+		_large = nullptr;
+	}
+	if (_selected.tile == removing) {
+		setSelected({});
+	}
+	if (_pressed.tile == removing) {
+		setPressed({});
+	}
+	for (auto &geometry : _startTilesLayout.list) {
+		if (geometry.tile == removing) {
+			geometry.tile = nullptr;
+		}
+	}
+	for (auto &geometry : _finishTilesLayout.list) {
+		if (geometry.tile == removing) {
+			geometry.tile = nullptr;
+		}
+	}
+	_tiles.erase(i);
+	if (largeRemoved) {
+		startLargeChangeAnimation();
+	} else {
+		updateTilesGeometry();
+	}
+}
+
+void Viewport::prepareLargeChangeAnimation() {
+	if (!wide()) {
+		return;
+	} else if (_largeChangeAnimation.animating()) {
+		updateTilesAnimated();
+		const auto field = _finishTilesLayout.useColumns
+			? &Geometry::columns
+			: &Geometry::rows;
+		for (auto &finish : _finishTilesLayout.list) {
+			const auto tile = finish.tile;
+			if (!tile) {
+				continue;
+			}
+			finish.*field = tile->geometry();
+		}
+		_startTilesLayout = std::move(_finishTilesLayout);
+		_largeChangeAnimation.stop();
+
+		_startTilesLayout.list.erase(
+			ranges::remove(_startTilesLayout.list, nullptr, &Geometry::tile),
+			end(_startTilesLayout.list));
+	} else {
+		_startTilesLayout = applyLarge(std::move(_startTilesLayout));
+	}
+}
+
+void Viewport::startLargeChangeAnimation() {
+	Expects(!_largeChangeAnimation.animating());
+
+	if (!wide()
+		|| anim::Disabled()
+		|| (_startTilesLayout.list.size() < 2)
+		|| !_opengl
+		|| widget()->size().isEmpty()) {
+		updateTilesGeometry();
+		return;
+	}
+	_finishTilesLayout = applyLarge(
+		countWide(widget()->width(), widget()->height()));
+	if (_finishTilesLayout.list.empty()
+		|| _finishTilesLayout.outer != _startTilesLayout.outer) {
+		updateTilesGeometry();
+		return;
+	}
+	_largeChangeAnimation.start(
+		[=] { updateTilesAnimated(); },
+		0.,
+		1.,
+		st::slideDuration);
+}
+
+Viewport::Layout Viewport::applyLarge(Layout layout) const {
+	auto &list = layout.list;
+	if (!_large) {
+		return layout;
+	}
+	const auto i = ranges::find(list, _large, &Geometry::tile);
+	if (i == end(list)) {
+		return layout;
+	}
+	const auto field = layout.useColumns
+		? &Geometry::columns
+		: &Geometry::rows;
+	const auto fullWidth = layout.outer.width();
+	const auto fullHeight = layout.outer.height();
+	const auto largeRect = (*i).*field;
+	const auto largeLeft = largeRect.x();
+	const auto largeTop = largeRect.y();
+	const auto largeRight = largeLeft + largeRect.width();
+	const auto largeBottom = largeTop + largeRect.height();
+	const auto largeCenter = largeRect.center();
+	for (auto &geometry : list) {
+		if (geometry.tile == _large) {
+			geometry.*field = { QPoint(), layout.outer };
+		} else if (layout.useColumns) {
+			auto &rect = geometry.columns;
+			const auto center = rect.center();
+			if (center.x() < largeLeft) {
+				rect = rect.translated(-largeLeft, 0);
+			} else if (center.x() > largeRight) {
+				rect = rect.translated(fullWidth - largeRight, 0);
+			} else if (center.y() < largeTop) {
+				rect = QRect(
+					0,
+					rect.y() - largeTop,
+					fullWidth,
+					rect.height());
+			} else if (center.y() > largeBottom) {
+				rect = QRect(
+					0,
+					rect.y() + (fullHeight - largeBottom),
+					fullWidth,
+					rect.height());
+			}
+		} else {
+			auto &rect = geometry.rows;
+			const auto center = rect.center();
+			if (center.y() < largeTop) {
+				rect = rect.translated(0, -largeTop);
+			} else if (center.y() > largeBottom) {
+				rect = rect.translated(0, fullHeight - largeBottom);
+			} else if (center.x() < largeLeft) {
+				rect = QRect(
+					rect.x() - largeLeft,
+					0,
+					rect.width(),
+					fullHeight);
+			} else {
+				rect = QRect(
+					rect.x() + (fullWidth - largeRight),
+					0,
+					rect.width(),
+					fullHeight);
+			}
+		}
+	}
+	return layout;
+}
+
+void Viewport::updateTilesAnimated() {
+	if (!_largeChangeAnimation.animating()) {
+		updateTilesGeometry();
+		return;
+	}
+	const auto ratio = _largeChangeAnimation.value(1.);
+	const auto field = _finishTilesLayout.useColumns
+		? &Geometry::columns
+		: &Geometry::rows;
+	for (const auto &finish : _finishTilesLayout.list) {
+		const auto tile = finish.tile;
+		if (!tile) {
+			continue;
+		}
+		const auto i = ranges::find(
+			_startTilesLayout.list,
+			tile,
+			&Geometry::tile);
+		if (i == end(_startTilesLayout.list)) {
+			LOG(("Tiles Animation Error 1!"));
+			_largeChangeAnimation.stop();
+			updateTilesGeometry();
+			return;
+		}
+		const auto from = (*i).*field;
+		const auto to = finish.*field;
+		tile->setGeometry(
+			InterpolateRect(from, to, ratio),
+			TileAnimation{ from.size(), to.size(), ratio });
+	}
+	widget()->update();
+}
+
+Viewport::Layout Viewport::countWide(int outerWidth, int outerHeight) const {
+	auto result = Layout{ .outer = QSize(outerWidth, outerHeight) };
+	auto &sizes = result.list;
+	sizes.reserve(_tiles.size());
+	for (const auto &tile : _tiles) {
+		const auto video = tile.get();
+		const auto size = video->trackOrUserpicSize();
+		if (!size.isEmpty()) {
+			sizes.push_back(Geometry{ video, size });
+		}
+	}
+	if (sizes.empty()) {
+		return result;
+	} else if (sizes.size() == 1) {
+		sizes.front().rows = { 0, 0, outerWidth, outerHeight };
+		return result;
+	}
+
+	auto columnsBlack = uint64();
+	auto rowsBlack = uint64();
+	const auto count = int(sizes.size());
+	const auto skip = st::groupCallVideoLargeSkip;
+	const auto slices = int(std::ceil(std::sqrt(float64(count))));
+	{
+		auto index = 0;
+		const auto columns = slices;
+		const auto sizew = (outerWidth + skip) / float64(columns);
+		for (auto column = 0; column != columns; ++column) {
+			const auto left = int(std::round(column * sizew));
+			const auto width = int(std::round(column * sizew + sizew - skip))
+				- left;
+			const auto rows = int(std::round((count - index)
+				/ float64(columns - column)));
+			const auto sizeh = (outerHeight + skip) / float64(rows);
+			for (auto row = 0; row != rows; ++row) {
+				const auto top = int(std::round(row * sizeh));
+				const auto height = int(std::round(
+					row * sizeh + sizeh - skip)) - top;
+				auto &geometry = sizes[index];
+				geometry.columns = {
+					left,
+					top,
+					width,
+					height };
+				const auto scaled = geometry.size.scaled(
+					width,
+					height,
+					Qt::KeepAspectRatio);
+				columnsBlack += (scaled.width() < width)
+					? (width - scaled.width()) * height
+					: (height - scaled.height()) * width;
+				++index;
+			}
+		}
+	}
+	{
+		auto index = 0;
+		const auto rows = slices;
+		const auto sizeh = (outerHeight + skip) / float64(rows);
+		for (auto row = 0; row != rows; ++row) {
+			const auto top = int(std::round(row * sizeh));
+			const auto height = int(std::round(row * sizeh + sizeh - skip))
+				- top;
+			const auto columns = int(std::round((count - index)
+				/ float64(rows - row)));
+			const auto sizew = (outerWidth + skip) / float64(columns);
+			for (auto column = 0; column != columns; ++column) {
+				const auto left = int(std::round(column * sizew));
+				const auto width = int(std::round(
+					column * sizew + sizew - skip)) - left;
+				auto &geometry = sizes[index];
+				geometry.rows = {
+					left,
+					top,
+					width,
+					height };
+				const auto scaled = geometry.size.scaled(
+					width,
+					height,
+					Qt::KeepAspectRatio);
+				rowsBlack += (scaled.width() < width)
+					? (width - scaled.width()) * height
+					: (height - scaled.height()) * width;
+				++index;
+			}
+		}
+	}
+	result.useColumns = (columnsBlack < rowsBlack);
+	return result;
+}
+
+void Viewport::showLarge(const VideoEndpoint &endpoint) {
+	// If a video get's switched off, GroupCall first unpins it,
+	// then removes it from Large endpoint, then removes from active tracks.
+	//
+	// If we want to animate large video removal properly, we need to
+	// delay this update and start animation directly from removing of the
+	// track from the active list. Otherwise final state won't be correct.
+	_updateLargeScheduled = [=] {
+		const auto i = ranges::find(_tiles, endpoint, &VideoTile::endpoint);
+		const auto large = (i != end(_tiles)) ? i->get() : nullptr;
+		if (_large != large) {
+			prepareLargeChangeAnimation();
+			_large = large;
+			updateTopControlsVisibility();
+			startLargeChangeAnimation();
+		}
+
+		Ensures(!_large || !_large->trackOrUserpicSize().isEmpty());
+	};
+	crl::on_main(widget(), [=] {
+		if (!_updateLargeScheduled) {
+			return;
+		}
+		base::take(_updateLargeScheduled)();
+	});
+}
+
+void Viewport::updateTilesGeometry() {
+	updateTilesGeometry(widget()->width());
+}
+
+void Viewport::updateTilesGeometry(int outerWidth) {
+	const auto mouseInside = _mouseInside.current();
+	const auto guard = gsl::finally([&] {
+		if (mouseInside) {
+			updateSelected();
+		}
+		widget()->update();
+	});
+
+	const auto outerHeight = widget()->height();
+	if (_tiles.empty() || !outerWidth) {
+		_fullHeight = 0;
+		return;
+	}
+
+	if (wide()) {
+		updateTilesGeometryWide(outerWidth, outerHeight);
+		refreshHasTwoOrMore();
+		_fullHeight = 0;
+	} else {
+		updateTilesGeometryNarrow(outerWidth);
+	}
+}
+
+void Viewport::refreshHasTwoOrMore() {
+	auto hasTwoOrMore = false;
+	auto oneFound = false;
+	for (const auto &tile : _tiles) {
+		if (!tile->trackOrUserpicSize().isEmpty()) {
+			if (oneFound) {
+				hasTwoOrMore = true;
+				break;
+			}
+			oneFound = true;
+		}
+	}
+	if (_hasTwoOrMore == hasTwoOrMore) {
+		return;
+	}
+	_hasTwoOrMore = hasTwoOrMore;
+	updateCursor();
+	updateTopControlsVisibility();
+}
+
+void Viewport::updateTopControlsVisibility() {
+	if (_selected.tile) {
+		_selected.tile->toggleTopControlsShown(
+			_hasTwoOrMore && wide() && _large && _large == _selected.tile);
+	}
+}
+
+void Viewport::updateTilesGeometryWide(int outerWidth, int outerHeight) {
+	if (!outerHeight) {
+		return;
+	} else if (_largeChangeAnimation.animating()) {
+		if (_startTilesLayout.outer == QSize(outerWidth, outerHeight)) {
+			return;
+		}
+		_largeChangeAnimation.stop();
+	}
+
+	_startTilesLayout = countWide(outerWidth, outerHeight);
+	if (_large && !_large->trackOrUserpicSize().isEmpty()) {
+		for (const auto &geometry : _startTilesLayout.list) {
+			if (geometry.tile == _large) {
+				setTileGeometry(_large, { 0, 0, outerWidth, outerHeight });
+			} else {
+				geometry.tile->hide();
+			}
+		}
+	} else {
+		const auto field = _startTilesLayout.useColumns
+			? &Geometry::columns
+			: &Geometry::rows;
+		for (const auto &geometry : _startTilesLayout.list) {
+			if (const auto video = geometry.tile) {
+				setTileGeometry(video, geometry.*field);
+			}
+		}
+	}
+}
+
+void Viewport::updateTilesGeometryNarrow(int outerWidth) {
+	if (outerWidth <= st::groupCallNarrowMembersWidth) {
+		updateTilesGeometryColumn(outerWidth);
+		return;
+	}
+
+	const auto y = -_scrollTop;
+	auto sizes = base::flat_map<not_null<VideoTile*>, QSize>();
+	sizes.reserve(_tiles.size());
+	for (const auto &tile : _tiles) {
+		const auto video = tile.get();
+		const auto size = video->trackOrUserpicSize();
+		if (size.isEmpty()) {
+			video->hide();
+		} else {
+			sizes.emplace(video, size);
+		}
+	}
+	if (sizes.empty()) {
+		_fullHeight = 0;
+		return;
+	} else if (sizes.size() == 1) {
+		const auto size = sizes.front().second;
+		const auto heightMin = (outerWidth * 9) / 16;
+		const auto heightMax = (outerWidth * 3) / 4;
+		const auto scaled = size.scaled(
+			QSize(outerWidth, heightMax),
+			Qt::KeepAspectRatio);
+		const auto height = std::max(scaled.height(), heightMin);
+		const auto skip = st::groupCallVideoSmallSkip;
+		setTileGeometry(sizes.front().first, { 0, y, outerWidth, height });
+		_fullHeight = height + skip;
+		return;
+	}
+	const auto min = (st::groupCallWidth
+		- st::groupCallMembersMargin.left()
+		- st::groupCallMembersMargin.right()
+		- st::groupCallVideoSmallSkip) / 2;
+	const auto square = (outerWidth - st::groupCallVideoSmallSkip) / 2;
+	const auto skip = (outerWidth - 2 * square);
+	const auto put = [&](not_null<VideoTile*> tile, int column, int row) {
+		setTileGeometry(tile, {
+			(column == 2) ? 0 : column ? (outerWidth - square) : 0,
+			y + row * (min + skip),
+			(column == 2) ? outerWidth : square,
+			min,
+		});
+	};
+	const auto rows = (sizes.size() + 1) / 2;
+	if (sizes.size() == 3) {
+		put(sizes.front().first, 2, 0);
+		put((sizes.begin() + 1)->first, 0, 1);
+		put((sizes.begin() + 2)->first, 1, 1);
+	} else {
+		auto row = 0;
+		auto column = 0;
+		for (const auto &[video, endpoint] : sizes) {
+			put(video, column, row);
+			if (column) {
+				++row;
+				column = (row + 1 == rows && sizes.size() % 2) ? 2 : 0;
+			} else {
+				column = 1;
+			}
+		}
+	}
+	_fullHeight = rows * (min + skip);
+}
+
+void Viewport::updateTilesGeometryColumn(int outerWidth) {
+	const auto y = -_scrollTop;
+	auto top = 0;
+	const auto layoutNext = [&](not_null<VideoTile*> tile) {
+		const auto size = tile->trackOrUserpicSize();
+		const auto shown = !size.isEmpty() && _large && tile != _large;
+		const auto height = shown
+			? st::groupCallNarrowVideoHeight
+			: 0;
+		setTileGeometry(tile, { 0, y + top, outerWidth, height });
+		top += height ? (height + st::groupCallVideoSmallSkip) : 0;
+	};
+	const auto topPeer = _large ? _large->row()->peer().get() : nullptr;
+	const auto reorderNeeded = [&] {
+		if (!_large) {
+			return false;
+		}
+		for (const auto &tile : _tiles) {
+			if (tile.get() != _large && tile->row()->peer() == topPeer) {
+				return (tile.get() != _tiles.front().get())
+					&& !tile->trackOrUserpicSize().isEmpty();
+			}
+		}
+		return false;
+	}();
+	if (reorderNeeded) {
+		_tilesForOrder.clear();
+		_tilesForOrder.reserve(_tiles.size());
+		for (const auto &tile : _tiles) {
+			_tilesForOrder.push_back(tile.get());
+		}
+		ranges::stable_partition(
+			_tilesForOrder,
+			[&](not_null<VideoTile*> tile) {
+				return (tile->row()->peer() == topPeer);
+			});
+		for (const auto &tile : _tilesForOrder) {
+			layoutNext(tile);
+		}
+	} else {
+		for (const auto &tile : _tiles) {
+			layoutNext(tile.get());
+		}
+	}
+	_fullHeight = top;
+}
+
+void Viewport::setTileGeometry(not_null<VideoTile*> tile, QRect geometry) {
+	tile->setGeometry(geometry);
+
+	const auto min = std::min(geometry.width(), geometry.height());
+	const auto kMedium = style::ConvertScale(480);
+	const auto kSmall = style::ConvertScale(240);
+	const auto quality = (min >= kMedium)
+		? VideoQuality::Full
+		: (min >= kSmall)
+		? VideoQuality::Medium
+		: VideoQuality::Thumbnail;
+	if (tile->updateRequestedQuality(quality)) {
+		_qualityRequests.fire(VideoQualityRequest{
+			.endpoint = tile->endpoint(),
+			.quality = quality,
+		});
+	}
+}
+
+void Viewport::setSelected(Selection value) {
+	if (_selected == value) {
+		return;
+	}
+	if (_selected.tile) {
+		_selected.tile->toggleTopControlsShown(false);
+	}
+	_selected = value;
+	updateTopControlsVisibility();
+	updateCursor();
+}
+
+void Viewport::updateCursor() {
+	const auto pointer = _selected.tile && (!wide() || _hasTwoOrMore);
+	widget()->setCursor(pointer ? style::cur_pointer : style::cur_default);
+}
+
+void Viewport::setPressed(Selection value) {
+	if (_pressed == value) {
+		return;
+	}
+	_pressed = value;
+}
+
+Ui::GL::ChosenRenderer Viewport::chooseRenderer(Ui::GL::Backend backend) {
+	_opengl = (backend == Ui::GL::Backend::OpenGL);
+	return {
+		.renderer = (_opengl
+			? std::unique_ptr<Ui::GL::Renderer>(
+				std::make_unique<RendererGL>(this))
+			: std::make_unique<RendererSW>(this)),
+		.backend = backend,
+	};
+}
+
+bool Viewport::requireARGB32() const {
+	return !_opengl;
+}
+
+int Viewport::fullHeight() const {
+	return _fullHeight.current();
+}
+
+rpl::producer<int> Viewport::fullHeightValue() const {
+	return _fullHeight.value();
+}
+
+rpl::producer<bool> Viewport::pinToggled() const {
+	return _pinToggles.events();
+}
+
+rpl::producer<VideoEndpoint> Viewport::clicks() const {
+	return _clicks.events();
+}
+
+rpl::producer<VideoQualityRequest> Viewport::qualityRequests() const {
+	return _qualityRequests.events();
+}
+
+rpl::producer<bool> Viewport::mouseInsideValue() const {
+	return _mouseInside.value();
+}
+
+rpl::lifetime &Viewport::lifetime() {
+	return _content->lifetime();
+}
+
+QImage GenerateShadow(
+		int height,
+		int topAlpha,
+		int bottomAlpha,
+		QColor color) {
+	Expects(topAlpha >= 0 && topAlpha < 256);
+	Expects(bottomAlpha >= 0 && bottomAlpha < 256);
+	Expects(height * style::DevicePixelRatio() < 65536);
+
+	const auto base = (uint32(color.red()) << 16)
+		| (uint32(color.green()) << 8)
+		| uint32(color.blue());
+	const auto premultiplied = (topAlpha == bottomAlpha) || !base;
+	auto result = QImage(
+		QSize(1, height * style::DevicePixelRatio()),
+		(premultiplied
+			? QImage::Format_ARGB32_Premultiplied
+			: QImage::Format_ARGB32));
+	if (topAlpha == bottomAlpha) {
+		color.setAlpha(topAlpha);
+		result.fill(color);
+		return result;
+	}
+	constexpr auto kShift = 16;
+	constexpr auto kMultiply = (1U << kShift);
+	const auto values = std::abs(topAlpha - bottomAlpha);
+	const auto rows = uint32(result.height());
+	const auto step = (values * kMultiply) / (rows - 1);
+	const auto till = rows * uint32(step);
+	Assert(result.bytesPerLine() == sizeof(uint32));
+	auto ints = reinterpret_cast<uint32*>(result.bits());
+	if (topAlpha < bottomAlpha) {
+		for (auto i = uint32(0); i != till; i += step) {
+			*ints++ = base | ((topAlpha + (i >> kShift)) << 24);
+		}
+	} else {
+		for (auto i = uint32(0); i != till; i += step) {
+			*ints++ = base | ((topAlpha - (i >> kShift)) << 24);
+		}
+	}
+	if (!premultiplied) {
+		result = std::move(result).convertToFormat(
+			QImage::Format_ARGB32_Premultiplied);
+	}
+	return result;
+}
+
+rpl::producer<QString> MuteButtonTooltip(not_null<GroupCall*> call) {
+	//return rpl::single(std::make_tuple(
+	//	(Data::GroupCall*)nullptr,
+	//	call->scheduleDate()
+	//)) | rpl::then(call->real(
+	//) | rpl::map([](not_null<Data::GroupCall*> real) {
+	//	using namespace rpl::mappers;
+	//	return real->scheduleDateValue(
+	//	) | rpl::map([=](TimeId scheduleDate) {
+	//		return std::make_tuple(real.get(), scheduleDate);
+	//	});
+	//}) | rpl::flatten_latest(
+	//)) | rpl::map([=](
+	//		Data::GroupCall *real,
+	//		TimeId scheduleDate) -> rpl::producer<QString> {
+	//	if (scheduleDate) {
+	//		return rpl::combine(
+	//			call->canManageValue(),
+	//			(real
+	//				? real->scheduleStartSubscribedValue()
+	//				: rpl::single(false))
+	//		) | rpl::map([](bool canManage, bool subscribed) {
+	//			return canManage
+	//				? tr::lng_group_call_start_now()
+	//				: subscribed
+	//				? tr::lng_group_call_cancel_reminder()
+	//				: tr::lng_group_call_set_reminder();
+	//		}) | rpl::flatten_latest();
+	//	}
+		return call->mutedValue(
+		) | rpl::map([](MuteState muted) {
+			switch (muted) {
+			case MuteState::Active:
+			case MuteState::PushToTalk:
+				return tr::lng_group_call_you_are_live();
+			case MuteState::ForceMuted:
+				return tr::lng_group_call_tooltip_force_muted();
+			case MuteState::RaisedHand:
+				return tr::lng_group_call_tooltip_raised_hand();
+			case MuteState::Muted:
+				return tr::lng_group_call_tooltip_microphone();
+			}
+			Unexpected("Value in MuteState in showNiceTooltip.");
+		}) | rpl::flatten_latest();
+	//}) | rpl::flatten_latest();
+}
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_viewport.h

@@ -0,0 +1,202 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "ui/rp_widget.h"
+#include "ui/effects/animations.h"
+
+namespace Ui {
+class AbstractButton;
+class RpWidgetWrap;
+namespace GL {
+enum class Backend;
+struct Capabilities;
+struct ChosenRenderer;
+} // namespace GL
+} // namespace Ui
+
+namespace Calls {
+class GroupCall;
+struct VideoEndpoint;
+struct VideoQualityRequest;
+} // namespace Calls
+
+namespace Webrtc {
+class VideoTrack;
+} // namespace Webrtc
+
+namespace Calls::Group {
+
+class MembersRow;
+enum class PanelMode;
+enum class VideoQuality;
+
+struct VideoTileTrack {
+	Webrtc::VideoTrack *track = nullptr;
+	MembersRow *row = nullptr;
+
+	[[nodiscard]] explicit operator bool() const {
+		return track != nullptr;
+	}
+};
+
+[[nodiscard]] inline bool operator==(
+		VideoTileTrack a,
+		VideoTileTrack b) noexcept {
+	return (a.track == b.track) && (a.row == b.row);
+}
+
+[[nodiscard]] inline bool operator!=(
+		VideoTileTrack a,
+		VideoTileTrack b) noexcept {
+	return !(a == b);
+}
+
+class Viewport final {
+public:
+	Viewport(
+		not_null<QWidget*> parent,
+		PanelMode mode,
+		Ui::GL::Backend backend);
+	~Viewport();
+
+	[[nodiscard]] not_null<QWidget*> widget() const;
+	[[nodiscard]] not_null<Ui::RpWidgetWrap*> rp() const;
+
+	void setMode(PanelMode mode, not_null<QWidget*> parent);
+	void setControlsShown(float64 shown);
+	void setGeometry(QRect geometry);
+	void resizeToWidth(int newWidth);
+	void setScrollTop(int scrollTop);
+
+	void add(
+		const VideoEndpoint &endpoint,
+		VideoTileTrack track,
+		rpl::producer<bool> pinned);
+	void remove(const VideoEndpoint &endpoint);
+	void showLarge(const VideoEndpoint &endpoint);
+
+	[[nodiscard]] bool requireARGB32() const;
+	[[nodiscard]] int fullHeight() const;
+	[[nodiscard]] rpl::producer<int> fullHeightValue() const;
+	[[nodiscard]] rpl::producer<bool> pinToggled() const;
+	[[nodiscard]] rpl::producer<VideoEndpoint> clicks() const;
+	[[nodiscard]] rpl::producer<VideoQualityRequest> qualityRequests() const;
+	[[nodiscard]] rpl::producer<bool> mouseInsideValue() const;
+
+	[[nodiscard]] rpl::lifetime &lifetime();
+
+private:
+	struct Textures;
+	class VideoTile;
+	class RendererSW;
+	class RendererGL;
+	using TileId = quintptr;
+
+	struct Geometry {
+		VideoTile *tile = nullptr;
+		QSize size;
+		QRect rows;
+		QRect columns;
+	};
+
+	struct Layout {
+		std::vector<Geometry> list;
+		QSize outer;
+		bool useColumns = false;
+	};
+
+	struct TileAnimation {
+		QSize from;
+		QSize to;
+		float64 ratio = -1.;
+	};
+
+	struct Selection {
+		enum class Element {
+			None,
+			Tile,
+			PinButton,
+			BackButton,
+		};
+		VideoTile *tile = nullptr;
+		Element element = Element::None;
+
+		inline bool operator==(Selection other) const {
+			return (tile == other.tile) && (element == other.element);
+		}
+	};
+
+	static constexpr auto kShadowMaxAlpha = 80;
+
+	void setup();
+	[[nodiscard]] bool wide() const;
+
+	void updateCursor();
+	void updateTilesGeometry();
+	void updateTilesGeometry(int outerWidth);
+	void updateTilesGeometryWide(int outerWidth, int outerHeight);
+	void updateTilesGeometryNarrow(int outerWidth);
+	void updateTilesGeometryColumn(int outerWidth);
+	void setTileGeometry(not_null<VideoTile*> tile, QRect geometry);
+	void refreshHasTwoOrMore();
+	void updateTopControlsVisibility();
+
+	void prepareLargeChangeAnimation();
+	void startLargeChangeAnimation();
+	void updateTilesAnimated();
+	[[nodiscard]] Layout countWide(int outerWidth, int outerHeight) const;
+	[[nodiscard]] Layout applyLarge(Layout layout) const;
+
+	void setSelected(Selection value);
+	void setPressed(Selection value);
+
+	void handleMousePress(QPoint position, Qt::MouseButton button);
+	void handleMouseRelease(QPoint position, Qt::MouseButton button);
+	void handleMouseMove(QPoint position);
+	void updateSelected(QPoint position);
+	void updateSelected();
+
+	[[nodiscard]] Ui::GL::ChosenRenderer chooseRenderer(
+		Ui::GL::Backend backend);
+
+	PanelMode _mode = PanelMode();
+	bool _opengl = false;
+	bool _geometryStaleAfterModeChange = false;
+	const std::unique_ptr<Ui::RpWidgetWrap> _content;
+	std::vector<std::unique_ptr<VideoTile>> _tiles;
+	std::vector<not_null<VideoTile*>> _tilesForOrder;
+	rpl::variable<int> _fullHeight = 0;
+	bool _hasTwoOrMore = false;
+	int _scrollTop = 0;
+	QImage _shadow;
+	rpl::event_stream<VideoEndpoint> _clicks;
+	rpl::event_stream<bool> _pinToggles;
+	rpl::event_stream<VideoQualityRequest> _qualityRequests;
+	float64 _controlsShownRatio = 1.;
+	VideoTile *_large = nullptr;
+	Fn<void()> _updateLargeScheduled;
+	Ui::Animations::Simple _largeChangeAnimation;
+	Layout _startTilesLayout;
+	Layout _finishTilesLayout;
+	Selection _selected;
+	Selection _pressed;
+	rpl::variable<bool> _mouseInside = false;
+
+};
+
+[[nodiscard]] QImage GenerateShadow(
+	int height,
+	int topAlpha,
+	int bottomAlpha,
+	QColor color = QColor(0, 0, 0));
+
+[[nodiscard]] rpl::producer<QString> MuteButtonTooltip(
+	not_null<GroupCall*> call);
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_viewport_opengl.h

@@ -0,0 +1,167 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "calls/group/calls_group_viewport.h"
+#include "ui/round_rect.h"
+#include "ui/effects/animations.h"
+#include "ui/effects/cross_line.h"
+#include "ui/gl/gl_primitives.h"
+#include "ui/gl/gl_surface.h"
+#include "ui/gl/gl_image.h"
+
+#include <QtGui/QOpenGLBuffer>
+#include <QtGui/QOpenGLShaderProgram>
+
+namespace Webrtc {
+struct FrameWithInfo;
+} // namespace Webrtc
+
+namespace Calls::Group {
+
+class Viewport::RendererGL final : public Ui::GL::Renderer {
+public:
+	explicit RendererGL(not_null<Viewport*> owner);
+
+	void init(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+	void deinit(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+	void paint(
+		not_null<QOpenGLWidget*> widget,
+		QOpenGLFunctions &f) override;
+
+	std::optional<QColor> clearColor() override;
+
+private:
+	struct TileData {
+		quintptr id = 0;
+		not_null<PeerData*> peer;
+		Ui::GL::Textures<5> textures;
+		Ui::GL::Framebuffers<2> framebuffers;
+		Ui::Animations::Simple outlined;
+		Ui::Animations::Simple paused;
+		QImage userpicFrame;
+		QRect nameRect;
+		int nameVersion = 0;
+		mutable int trackIndex = -1;
+		mutable QSize rgbaSize;
+		mutable QSize textureSize;
+		mutable QSize textureChromaSize;
+		mutable QSize textureBlurSize;
+		bool stale = false;
+		bool pause = false;
+		bool outline = false;
+	};
+	struct Program {
+		std::optional<QOpenGLShaderProgram> argb32;
+		std::optional<QOpenGLShaderProgram> yuv420;
+	};
+
+	void setDefaultViewport(QOpenGLFunctions &f);
+	void paintTile(
+		QOpenGLFunctions &f,
+		GLuint defaultFramebufferObject,
+		not_null<VideoTile*> tile,
+		TileData &nameData);
+	[[nodiscard]] Ui::GL::Rect transformRect(const QRect &raster) const;
+	[[nodiscard]] Ui::GL::Rect transformRect(
+		const Ui::GL::Rect &raster) const;
+
+	void ensureARGB32Program();
+	void ensureButtonsImage();
+	void prepareObjects(
+		QOpenGLFunctions &f,
+		TileData &tileData,
+		QSize blurSize);
+	void bindFrame(
+		QOpenGLFunctions &f,
+		const Webrtc::FrameWithInfo &data,
+		TileData &tileData,
+		Program &program);
+	void drawDownscalePass(
+		QOpenGLFunctions &f,
+		TileData &tileData);
+	void drawFirstBlurPass(
+		QOpenGLFunctions &f,
+		TileData &tileData,
+		QSize blurSize);
+	void validateDatas();
+	void validateNoiseTexture(
+		QOpenGLFunctions &f,
+		GLuint defaultFramebufferObject);
+	void validateOutlineAnimation(
+		not_null<VideoTile*> tile,
+		TileData &data);
+	void validatePausedAnimation(
+		not_null<VideoTile*> tile,
+		TileData &data);
+	void validateUserpicFrame(
+		not_null<VideoTile*> tile,
+		TileData &tileData);
+
+	void uploadTexture(
+		QOpenGLFunctions &f,
+		GLint internalformat,
+		GLint format,
+		QSize size,
+		QSize hasSize,
+		int stride,
+		const void *data) const;
+
+	[[nodiscard]] bool isExpanded(
+		not_null<VideoTile*> tile,
+		QSize unscaled,
+		QSize tileSize) const;
+	[[nodiscard]] float64 countExpandRatio(
+		not_null<VideoTile*> tile,
+		QSize unscaled,
+		const TileAnimation &animation) const;
+
+	const not_null<Viewport*> _owner;
+
+	GLfloat _factor = 1.;
+	QSize _viewport;
+	bool _rgbaFrame = false;
+	bool _userpicFrame;
+	std::optional<QOpenGLBuffer> _frameBuffer;
+	Program _downscaleProgram;
+	std::optional<QOpenGLShaderProgram> _blurProgram;
+	Program _frameProgram;
+	std::optional<QOpenGLShaderProgram> _imageProgram;
+	Ui::GL::Textures<1> _noiseTexture;
+	Ui::GL::Framebuffers<1> _noiseFramebuffer;
+	QOpenGLShader *_downscaleVertexShader = nullptr;
+	QOpenGLShader *_frameVertexShader = nullptr;
+
+	Ui::GL::Image _buttons;
+	QRect _pinOn;
+	QRect _pinOff;
+	QRect _back;
+	QRect _muteOn;
+	QRect _muteOff;
+	QRect _paused;
+
+	Ui::GL::Image _names;
+	std::vector<TileData> _tileData;
+	std::vector<int> _tileDataIndices;
+
+	Ui::CrossLineAnimation _pinIcon;
+	Ui::CrossLineAnimation _muteIcon;
+
+	Ui::RoundRect _pinBackground;
+
+	rpl::lifetime _lifetime;
+
+};
+
+} // namespace Calls::Group

Telegram/SourceFiles/calls/group/calls_group_viewport_raster.cpp

@@ -0,0 +1,301 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "calls/group/calls_group_viewport_raster.h"
+
+#include "calls/group/calls_group_common.h"
+#include "calls/group/calls_group_viewport_tile.h"
+#include "calls/group/calls_group_members_row.h"
+#include "data/data_peer.h"
+#include "media/view/media_view_pip.h"
+#include "webrtc/webrtc_video_track.h"
+#include "lang/lang_keys.h"
+#include "styles/style_calls.h"
+#include "styles/palette.h"
+
+namespace Calls::Group {
+namespace {
+
+constexpr auto kBlurRadius = 15;
+
+} // namespace
+
+Viewport::RendererSW::RendererSW(not_null<Viewport*> owner)
+: _owner(owner)
+, _pinIcon(st::groupCallVideoTile.pin)
+, _pinBackground(
+	(st::groupCallVideoTile.pinPadding.top()
+		+ st::groupCallVideoTile.pin.icon.height()
+		+ st::groupCallVideoTile.pinPadding.bottom()) / 2,
+	st::radialBg) {
+}
+
+void Viewport::RendererSW::paintFallback(
+		Painter &&p,
+		const QRegion &clip,
+		Ui::GL::Backend backend) {
+	auto bg = clip;
+	auto hq = PainterHighQualityEnabler(p);
+	const auto bounding = clip.boundingRect();
+	for (auto &[tile, tileData] : _tileData) {
+		tileData.stale = true;
+	}
+	for (const auto &tile : _owner->_tiles) {
+		if (!tile->shown()) {
+			continue;
+		}
+		paintTile(p, tile.get(), bounding, bg);
+	}
+	for (const auto rect : bg) {
+		p.fillRect(rect, st::groupCallBg);
+	}
+	for (auto i = _tileData.begin(); i != _tileData.end();) {
+		if (i->second.stale) {
+			i = _tileData.erase(i);
+		} else {
+			++i;
+		}
+	}
+}
+
+void Viewport::RendererSW::validateUserpicFrame(
+		not_null<VideoTile*> tile,
+		TileData &data) {
+	if (!_userpicFrame) {
+		data.userpicFrame = QImage();
+		return;
+	} else if (!data.userpicFrame.isNull()) {
+		return;
+	}
+	auto userpic = QImage(
+		tile->trackOrUserpicSize(),
+		QImage::Format_ARGB32_Premultiplied);
+	userpic.fill(Qt::black);
+	{
+		auto p = Painter(&userpic);
+		tile->row()->peer()->paintUserpicSquare(
+			p,
+			tile->row()->ensureUserpicView(),
+			0,
+			0,
+			userpic.width());
+	}
+	data.userpicFrame = Images::BlurLargeImage(
+		std::move(userpic),
+		kBlurRadius);
+}
+
+void Viewport::RendererSW::paintTile(
+		Painter &p,
+		not_null<VideoTile*> tile,
+		const QRect &clip,
+		QRegion &bg) {
+	const auto track = tile->track();
+	const auto markGuard = gsl::finally([&] {
+		tile->track()->markFrameShown();
+	});
+	const auto data = track->frameWithInfo(true);
+	auto &tileData = _tileData[tile];
+	tileData.stale = false;
+	_userpicFrame = (data.format == Webrtc::FrameFormat::None);
+	_pausedFrame = (track->state() == Webrtc::VideoState::Paused);
+	validateUserpicFrame(tile, tileData);
+	if (_userpicFrame || !_pausedFrame) {
+		tileData.blurredFrame = QImage();
+	} else if (tileData.blurredFrame.isNull()) {
+		tileData.blurredFrame = Images::BlurLargeImage(
+			data.original.scaled(
+				VideoTile::PausedVideoSize(),
+				Qt::KeepAspectRatio),
+			kBlurRadius);
+	}
+	const auto &image = _userpicFrame
+		? tileData.userpicFrame
+		: _pausedFrame
+		? tileData.blurredFrame
+		: data.original;
+	const auto frameRotation = _userpicFrame ? 0 : data.rotation;
+	Assert(!image.isNull());
+
+	const auto fill = [&](QRect rect) {
+		const auto intersected = rect.intersected(clip);
+		if (!intersected.isEmpty()) {
+			p.fillRect(intersected, st::groupCallMembersBg);
+			bg -= intersected;
+		}
+	};
+
+	using namespace Media::View;
+	const auto geometry = tile->geometry();
+	const auto x = geometry.x();
+	const auto y = geometry.y();
+	const auto width = geometry.width();
+	const auto height = geometry.height();
+	const auto scaled = FlipSizeByRotation(
+		image.size(),
+		frameRotation
+	).scaled(QSize(width, height), Qt::KeepAspectRatio);
+	const auto left = (width - scaled.width()) / 2;
+	const auto top = (height - scaled.height()) / 2;
+	const auto target = QRect(QPoint(x + left, y + top), scaled);
+	if (UsePainterRotation(frameRotation)) {
+		if (frameRotation) {
+			p.save();
+			p.rotate(frameRotation);
+		}
+		p.drawImage(RotatedRect(target, frameRotation), image);
+		if (frameRotation) {
+			p.restore();
+		}
+	} else if (frameRotation) {
+		p.drawImage(target, RotateFrameImage(image, frameRotation));
+	} else {
+		p.drawImage(target, image);
+	}
+	bg -= target;
+
+	if (left > 0) {
+		fill({ x, y, left, height });
+	}
+	if (const auto right = left + scaled.width(); right < width) {
+		fill({ x + right, y, width - right, height });
+	}
+	if (top > 0) {
+		fill({ x, y, width, top });
+	}
+	if (const auto bottom = top + scaled.height(); bottom < height) {
+		fill({ x, y + bottom, width, height - bottom });
+	}
+
+	paintTileControls(p, x, y, width, height, tile);
+	paintTileOutline(p, x, y, width, height, tile);
+}
+
+void Viewport::RendererSW::paintTileOutline(
+		Painter &p,
+		int x,
+		int y,
+		int width,
+		int height,
+		not_null<VideoTile*> tile) {
+	if (!tile->row()->speaking()) {
+		return;
+	}
+	const auto outline = st::groupCallOutline;
+	const auto &color = st::groupCallMemberActiveIcon;
+	p.setPen(Qt::NoPen);
+	p.fillRect(x, y, outline, height - outline, color);
+	p.fillRect(x + outline, y, width - outline, outline, color);
+	p.fillRect(
+		x + width - outline,
+		y + outline,
+		outline,
+		height - outline,
+		color);
+	p.fillRect(x, y + height - outline, width - outline, outline, color);
+}
+
+void Viewport::RendererSW::paintTileControls(
+		Painter &p,
+		int x,
+		int y,
+		int width,
+		int height,
+		not_null<VideoTile*> tile) {
+	p.setClipRect(x, y, width, height);
+	const auto guard = gsl::finally([&] { p.setClipping(false); });
+
+	const auto wide = _owner->wide();
+	if (wide) {
+		// Pin.
+		const auto pinInner = tile->pinInner();
+		VideoTile::PaintPinButton(
+			p,
+			tile->pinned(),
+			x + pinInner.x(),
+			y + pinInner.y(),
+			_owner->widget()->width(),
+			&_pinBackground,
+			&_pinIcon);
+
+		// Back.
+		const auto backInner = tile->backInner();
+		VideoTile::PaintBackButton(
+			p,
+			x + backInner.x(),
+			y + backInner.y(),
+			_owner->widget()->width(),
+			&_pinBackground);
+	}
+
+	if (_pausedFrame) {
+		p.fillRect(x, y, width, height, QColor(0, 0, 0, kShadowMaxAlpha));
+		st::groupCallPaused.paintInCenter(p, { x, y, width, height });
+	}
+
+	const auto shown = _owner->_controlsShownRatio;
+	if (shown == 0.) {
+		return;
+	}
+
+	const auto &st = st::groupCallVideoTile;
+	const auto fullShift = st.namePosition.y() + st::normalFont->height;
+	const auto shift = anim::interpolate(fullShift, 0, shown);
+
+	// Shadow.
+	if (_shadow.isNull()) {
+		_shadow = GenerateShadow(st.shadowHeight, 0, kShadowMaxAlpha);
+	}
+	const auto shadowRect = QRect(
+		x,
+		y + (height - anim::interpolate(0, st.shadowHeight, shown)),
+		width,
+		st.shadowHeight);
+	const auto shadowFill = shadowRect.intersected({ x, y, width, height });
+	if (shadowFill.isEmpty()) {
+		return;
+	}
+	const auto factor = style::DevicePixelRatio();
+	if (!_pausedFrame) {
+		p.drawImage(
+			shadowFill,
+			_shadow,
+			QRect(
+				0,
+				(shadowFill.y() - shadowRect.y()) * factor,
+				_shadow.width(),
+				shadowFill.height() * factor));
+	}
+	const auto row = tile->row();
+	row->lazyInitialize(st::groupCallMembersListItem);
+
+	// Mute.
+	const auto &icon = st::groupCallVideoCrossLine.icon;
+	const auto iconLeft = x + width - st.iconPosition.x() - icon.width();
+	const auto iconTop = y + (height
+		- st.iconPosition.y()
+		- icon.height()
+		+ shift);
+	row->paintMuteIcon(
+		p,
+		{ iconLeft, iconTop, icon.width(), icon.height() },
+		MembersRowStyle::Video);
+
+	// Name.
+	p.setPen(st::groupCallVideoTextFg);
+	const auto hasWidth = width
+		- st.iconPosition.x() - icon.width()
+		- st.namePosition.x();
+	const auto nameLeft = x + st.namePosition.x();
+	const auto nameTop = y + (height
+		- st.namePosition.y()
+		- st::semiboldFont->height
+		+ shift);
+	row->name().drawLeftElided(p, nameLeft, nameTop, hasWidth, width);
+}
+
+} // namespace Calls::Group