Add pipewire support and fix Linux build issues

.github/scripts/utils.zsh/setup_linux

@@ -12,8 +12,6 @@ if (( ! ${+target} )) {
 
 pushd ${project_root}
 
-typeset -g QT_VERSION
-
 local -a apt_args=(
   ${CI:+-y}
   --no-install-recommends
@@ -42,25 +40,14 @@ if (( ! (${skips[(Ie)all]} + ${skips[(Ie)deps]}) )) {
     build-essential \
     libgles2-mesa-dev \
     libasound2-dev \
-    libobs-dev \
+    libpipewire-0.3-dev \
     obs-studio
 
-  local -a _qt_packages=()
-
-  if (( QT_VERSION == 5 )) {
-    _qt_packages+=(
-      qtbase5-dev${suffix}
-      libqt5svg5-dev${suffix}
-      qtbase5-private-dev${suffix}
-      libqt5x11extras5-dev${suffix}
-    )
-  } else {
-    _qt_packages+=(
-      qt6-base-dev${suffix}
-      libqt6svg6-dev${suffix}
-      qt6-base-private-dev${suffix}
-    )
-  }
+  local -a _qt_packages=(
+    qt6-base-dev${suffix}
+    libqt6svg6-dev${suffix}
+    qt6-base-private-dev${suffix}
+  )
 
   sudo apt-get install ${apt_args} ${_qt_packages}
   log_group

CMakeLists.txt

@@ -39,10 +39,9 @@ if(ENABLE_QT)
 endif()
 
 # Include libremidi library
+set(CMAKE_CXX_STANDARD 20)
 add_subdirectory(libremidi EXCLUDE_FROM_ALL)
 target_include_directories(${CMAKE_PROJECT_NAME} SYSTEM PRIVATE libremidi/include)
-# Prevent libremidi from causing MIDI 2 and C++20 errors when compiling
-set_target_properties(libremidi PROPERTIES CXX_STANDARD 20 CXX_STANDARD_REQUIRED ON CXX_EXTENSIONS ON)
 target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE libremidi)
 
 target_sources(

cmake/linux/defaults.cmake

@@ -7,8 +7,21 @@
 
 include_guard(GLOBAL)
 
+include(FetchContent)
 include(GNUInstallDirs)
 
+# libremidi dependency for pipewire support
+# cmake-format: off
+if (NOT TARGET readerwriterqueue)
+  FetchContent_Declare(
+    readerwriterqueue
+    GIT_REPOSITORY https://github.com/cameron314/readerwriterqueue
+    GIT_TAG        master
+  )
+  FetchContent_MakeAvailable(readerwriterqueue)
+endif()
+# cmake-format: on
+
 # Enable find_package targets to become globally available targets
 set(CMAKE_FIND_PACKAGE_TARGETS_GLOBAL TRUE)
 

src/actions/mmg-action-video-sources.cpp

@@ -429,7 +429,7 @@ void MMGActionVideoSources::updateTransform() const
 	obs_sceneitem_t *obs_sceneitem = obs_scene_find_source_recursive(obs_scene, obs_source_get_name(obs_source));
 	if (!obs_sceneitem) return;
 
-	obs_sceneitem_get_info(obs_sceneitem, &at->ti);
+	obs_sceneitem_get_info2(obs_sceneitem, &at->ti);
 	obs_sceneitem_get_crop(obs_sceneitem, &at->crop);
 	at->scale_type = obs_sceneitem_get_scale_filter(obs_sceneitem);
 	at->blend_type = obs_sceneitem_get_blending_mode(obs_sceneitem);