UI: Add (eRTMP) multitrack video output

UI/CMakeLists.txt

@@ -84,6 +84,24 @@ target_sources(
  ui-validation.cpp
  ui-validation.hpp)
 
+target_sources(
+ obs-studio
+ PRIVATE # cmake-format: sortable
+ goliveapi-censoredjson.cpp
+ goliveapi-censoredjson.hpp
+ goliveapi-network.cpp
+ goliveapi-network.hpp
+ goliveapi-postdata.cpp
+ goliveapi-postdata.hpp
+ models/multitrack-video.hpp
+ multitrack-video-error.cpp
+ multitrack-video-error.hpp
+ multitrack-video-output.cpp
+ multitrack-video-output.hpp
+ qt-helpers.cpp
+ qt-helpers.hpp
+ system-info.hpp)
+
 if(OS_WINDOWS)
  include(cmake/os-windows.cmake)
 elseif(OS_MACOS)

UI/api-interface.cpp

@@ -465,6 +465,16 @@ struct OBSStudioAPI : obs_frontend_callbacks {
 
  obs_output_t *obs_frontend_get_streaming_output(void) override
  {
+ auto multitrackVideo =
+ main->outputHandler->multitrackVideo.get();
+ auto mtvOutput =
+ multitrackVideo
+ ? obs_output_get_ref(
+ multitrackVideo->StreamingOutput())
+ : nullptr;
+ if (mtvOutput)
+ return mtvOutput;
+
  OBSOutput output = main->outputHandler->streamOutput.Get();
  return obs_output_get_ref(output);
  }

UI/cmake/legacy.cmake

@@ -282,6 +282,23 @@ target_sources(
  window-remux.cpp
  window-remux.hpp)
 
+target_sources(
+ obs
+ PRIVATE # cmake-format: sortable
+ goliveapi-censoredjson.cpp
+ goliveapi-censoredjson.hpp
+ goliveapi-network.cpp
+ goliveapi-network.hpp
+ goliveapi-postdata.cpp
+ goliveapi-postdata.hpp
+ multitrack-video-error.cpp
+ multitrack-video-error.hpp
+ multitrack-video-output.cpp
+ multitrack-video-output.hpp
+ qt-helpers.cpp
+ qt-helpers.hpp
+ system-info.hpp)
+
 target_sources(obs PRIVATE importers/importers.cpp importers/importers.hpp importers/classic.cpp importers/sl.cpp
  importers/studio.cpp importers/xsplit.cpp)
 
@@ -368,6 +385,8 @@ if(OS_WINDOWS)
  win-update/updater/manifest.hpp
  ${CMAKE_BINARY_DIR}/obs.rc)
 
+ target_sources(obs PRIVATE system-info-windows.cpp)
+
  find_package(MbedTLS)
  target_link_libraries(obs PRIVATE Mbedtls::Mbedtls nlohmann_json::nlohmann_json OBS::blake2 Detours::Detours)
 
@@ -428,6 +447,8 @@ elseif(OS_MACOS)
  target_sources(obs PRIVATE platform-osx.mm)
  target_sources(obs PRIVATE forms/OBSPermissions.ui window-permissions.cpp window-permissions.hpp)
 
+ target_sources(obs PRIVATE system-info-macos.mm)
+
  if(ENABLE_WHATSNEW)
  find_library(SECURITY Security)
  find_package(nlohmann_json REQUIRED)
@@ -464,6 +485,8 @@ elseif(OS_POSIX)
  target_sources(obs PRIVATE platform-x11.cpp)
  target_link_libraries(obs PRIVATE Qt::GuiPrivate Qt::DBus)
 
+ target_sources(obs PRIVATE system-info-posix.cpp)
+
  target_compile_definitions(obs PRIVATE OBS_INSTALL_PREFIX="${OBS_INSTALL_PREFIX}"
  "$<$<BOOL:${LINUX_PORTABLE}>:LINUX_PORTABLE>")
  if(TARGET obspython)

UI/cmake/os-freebsd.cmake

@@ -2,6 +2,8 @@ target_sources(obs-studio PRIVATE platform-x11.cpp)
 target_compile_definitions(obs-studio PRIVATE OBS_INSTALL_PREFIX="${OBS_INSTALL_PREFIX}")
 target_link_libraries(obs-studio PRIVATE Qt::GuiPrivate procstat)
 
+target_sources(obs-studio PRIVATE system-info-posix.cpp)
+
 if(TARGET OBS::python)
  find_package(Python REQUIRED COMPONENTS Interpreter Development)
  target_link_libraries(obs-studio PRIVATE Python::Python)

UI/cmake/os-linux.cmake

@@ -2,6 +2,8 @@ target_sources(obs-studio PRIVATE platform-x11.cpp)
 target_compile_definitions(obs-studio PRIVATE OBS_INSTALL_PREFIX="${OBS_INSTALL_PREFIX}")
 target_link_libraries(obs-studio PRIVATE Qt::GuiPrivate Qt::DBus)
 
+target_sources(obs-studio PRIVATE system-info-posix.cpp)
+
 if(TARGET OBS::python)
  find_package(Python REQUIRED COMPONENTS Interpreter Development)
  target_link_libraries(obs-studio PRIVATE Python::Python)

UI/cmake/os-macos.cmake

@@ -3,6 +3,8 @@ include(cmake/feature-sparkle.cmake)
 target_sources(obs-studio PRIVATE platform-osx.mm forms/OBSPermissions.ui window-permissions.cpp window-permissions.hpp)
 target_compile_options(obs-studio PRIVATE -Wno-quoted-include-in-framework-header -Wno-comma)
 
+target_sources(obs-studio PRIVATE system-info-macos.mm)
+
 set_source_files_properties(platform-osx.mm PROPERTIES COMPILE_FLAGS -fobjc-arc)
 
 if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 14.0.3)

UI/cmake/os-windows.cmake

@@ -33,6 +33,8 @@ target_sources(
  win-dll-blocklist.c
  win-update/updater/manifest.hpp)
 
+target_sources(obs-studio PRIVATE system-info-windows.cpp)
+
 target_link_libraries(obs-studio PRIVATE crypt32 OBS::blake2 OBS::w32-pthreads MbedTLS::MbedTLS
  nlohmann_json::nlohmann_json Detours::Detours)
 

UI/data/locale/en-US.ini

@@ -115,6 +115,7 @@ MixerToolbarMenu="Audio Mixer Menu"
 SceneFilters="Open Scene Filters"
 List="List"
 Grid="Grid"
+Automatic="Automatic"
 
 # warning for plugin load failures
 PluginsFailedToLoad.Title="Plugin Load Error"
@@ -224,6 +225,7 @@ Basic.AutoConfig.StreamPage.PreferHardwareEncoding="Prefer hardware encoding"
 Basic.AutoConfig.StreamPage.PreferHardwareEncoding.ToolTip="Hardware Encoding eliminates most CPU usage, but may require more bitrate to obtain the same level of quality."
 Basic.AutoConfig.StreamPage.StreamWarning.Title="Stream warning"
 Basic.AutoConfig.StreamPage.StreamWarning.Text="The bandwidth test is about to stream randomized video data without audio to your channel. If you're able, it's recommended to temporarily turn off saving videos of streams and set the stream to private until after the test has completed. Continue?"
+Basic.AutoConfig.StreamPage.UseMultitrackVideo="Test %1"
 Basic.AutoConfig.TestPage="Final Results"
 Basic.AutoConfig.TestPage.SubTitle.Testing="The program is now executing a set of tests to estimate the ideal settings"
 Basic.AutoConfig.TestPage.SubTitle.Complete="Testing complete"
@@ -242,6 +244,7 @@ Basic.AutoConfig.TestPage.Result.Header="The program has determined that these e
 Basic.AutoConfig.TestPage.Result.Footer="To use these settings, click Apply Settings. To reconfigure the wizard and try again, click Back. To manually configure settings yourself, click Cancel and open Settings."
 Basic.AutoConfig.Info="The auto-configuration wizard will determine the best settings based on your computer specs and internet speed."
 Basic.AutoConfig.RunAnytime="This can be run at any time by going to the Tools menu."
+Basic.AutoConfig.TestPage.Result.StreamingResolution="Streaming (Scaled) Resolution"
 
 # stats
 Basic.Stats="Stats"
@@ -721,6 +724,7 @@ Basic.Main.Scenes="Scenes"
 Basic.Main.Sources="Sources"
 Basic.Main.Source="Source"
 Basic.Main.Controls="Controls"
+Basic.Main.PreparingStream="Preparing..."
 Basic.Main.Connecting="Connecting..."
 Basic.Main.StartRecording="Start Recording"
 Basic.Main.StartReplayBuffer="Start Replay Buffer"
@@ -859,6 +863,7 @@ Basic.MainMenu.Help.About="&About"
 Basic.Settings.ProgramRestart="The program must be restarted for these settings to take effect."
 Basic.Settings.ConfirmTitle="Confirm Changes"
 Basic.Settings.Confirm="You have unsaved changes. Save changes?"
+Basic.Settings.MultitrackVideoDisabledSettings="%1 %2 is controlling some of your stream settings"
 
 # basic mode 'general' settings
 Basic.Settings.General="General"
@@ -933,6 +938,7 @@ Basic.Settings.Appearance.General.NoVariant="No Styles Available"
 
 # basic mode 'stream' settings
 Basic.Settings.Stream="Stream"
+Basic.Settings.Stream.Destination="Destination"
 Basic.Settings.Stream.Custom.UseAuthentication="Use authentication"
 Basic.Settings.Stream.Custom.Username="Username"
 Basic.Settings.Stream.Custom.Password="Password"
@@ -956,6 +962,18 @@ Basic.Settings.Stream.Recommended.MaxVideoBitrate="Maximum Video Bitrate: %1 kbp
 Basic.Settings.Stream.Recommended.MaxAudioBitrate="Maximum Audio Bitrate: %1 kbps"
 Basic.Settings.Stream.Recommended.MaxResolution="Maximum Resolution: %1"
 Basic.Settings.Stream.Recommended.MaxFPS="Maximum FPS: %1"
+Basic.Settings.Stream.SpecifyCustomServer="Specify Custom Server..."
+Basic.Settings.Stream.ServiceCustomServer="Custom Server"
+Basic.Settings.Stream.EnableMultitrackVideo="Enable %1"
+Basic.Settings.Stream.MultitrackVideoMaximumAggregateBitrate="Maximum Streaming Bandwidth"
+Basic.Settings.Stream.MultitrackVideoMaximumAggregateBitrateAuto="Auto"
+Basic.Settings.Stream.MultitrackVideoMaximumVideoTracks="Maximum Video Tracks"
+Basic.Settings.Stream.MultitrackVideoMaximumVideoTracksAuto="Auto"
+Basic.Settings.Stream.MultitrackVideoStreamDumpEnable="Enable stream dump to FLV (uses simple recording file settings)"
+Basic.Settings.Stream.MultitrackVideoConfigOverride="Config Override (JSON)"
+Basic.Settings.Stream.MultitrackVideoConfigOverrideEnable="Enable Config Override"
+Basic.Settings.Stream.MultitrackVideoLabel="Multitrack Video"
+Basic.Settings.Stream.AdvancedOptions="Advanced Options"
 
 # basic mode 'output' settings
 Basic.Settings.Output="Output"
@@ -1539,3 +1557,29 @@ YouTube.Errors.rateLimitExceeded="You are sending messages too quickly."
 # Browser Dock
 YouTube.DocksRemoval.Title="Clear Legacy YouTube Browser Docks"
 YouTube.DocksRemoval.Text="These browser docks will be removed as deprecated:\n\n%1\nUse \"Docks/YouTube Live Control Room\" instead."
+
+# MultitrackVideo
+ConfigDownload.WarningMessageTitle="Warning"
+FailedToStartStream.MissingConfigURL="No config URL available for the current service"
+FailedToStartStream.NoCustomRTMPURLInSettings="Custom RTMP URL not specified"
+FailedToStartStream.InvalidCustomConfig="Invalid custom config"
+FailedToStartStream.FailedToCreateMultitrackVideoService="Failed to create multitrack video service"
+FailedToStartStream.FailedToCreateMultitrackVideoOutput="Failed to create multitrack video rtmp output"
+FailedToStartStream.EncoderNotAvailable="NVENC not available.\n\nFailed to find encoder type '%1'"
+FailedToStartStream.FailedToCreateVideoEncoder="Failed to create video encoder '%1' (type: '%2')"
+FailedToStartStream.FailedToGetOBSVideoInfo="Failed to get obs video info while creating encoder '%1' (type: '%2')"
+FailedToStartStream.FailedToCreateAudioEncoder="Failed to create audio encoder"
+FailedToStartStream.NoRTMPURLInConfig="Config does not contain stream target RTMP(S) URL"
+FailedToStartStream.FallbackToDefault="Starting the stream using %1 failed; do you want to retry using single encode settings?"
+FailedToStartStream.ConfigRequestFailed="Could not fetch config from %1<br><br>HTTP error: %2"
+FailedToStartStream.WarningUnknownStatus="Received unknown status value '%1'"
+FailedToStartStream.WarningRetryNonMultitrackVideo="\n<br><br>\nDo you want to continue streaming without %1?"
+FailedToStartStream.WarningRetry="\n<br><br>\nDo you want to continue streaming?"
+FailedToStartStream.MissingEncoderConfigs="Go live config did not include encoder configurations"
+FailedToStartStream.StatusMissingHTML="Go live request returned an unspecified error"
+FailedToStartStream.NoConfigSupplied="Missing config"
+MultitrackVideo.Info="%1 automatically optimizes your settings to encode and send multiple video qualities. Selecting this option will send %2 information about your computer and software setup."
+MultitrackVideo.IncompatibleSettings.Title="Incompatible Settings"
+MultitrackVideo.IncompatibleSettings.Text="%1 is not currently compatible with:\n\n%2\nTo continue streaming with %1, disable incompatible settings:\n\n%3\nand Start Streaming again."
+MultitrackVideo.IncompatibleSettings.DisableAndStartStreaming="Disable for this stream and Start Streaming"
+MultitrackVideo.IncompatibleSettings.UpdateAndStartStreaming="Update Settings and Start Streaming"

UI/data/themes/Yami.obt

@@ -1294,6 +1294,11 @@ QLabel#errorLabel {
  font-weight: bold;
 }
 
+QFrame [themeID="notice"] {
+ background: var(--bg_preview);
+ border-radius: var(--border_radius);
+}
+
 /* About dialog */
 
 * [themeID="aboutName"] {