From f48d3b4636ee3e184d727c383523a145c5393159 Mon Sep 17 00:00:00 2001
From: Stenzek <stenzek@gmail.com>
Date: Mon, 12 Aug 2024 22:16:15 +1000
Subject: [PATCH] CMake: Copy FFmpeg dylibs into Mac bundle

---
 CMakeModules/FindFFMPEG.cmake | 18 +++++++++++++++++-
 src/util/CMakeLists.txt       | 10 +++++++++-
 2 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/CMakeModules/FindFFMPEG.cmake b/CMakeModules/FindFFMPEG.cmake
index 4c6da416b..1f8a31351 100644
--- a/CMakeModules/FindFFMPEG.cmake
+++ b/CMakeModules/FindFFMPEG.cmake
@@ -97,7 +97,23 @@ function (_ffmpeg_find component headername)
         PARENT_SCOPE)
 
       set(version_header_path "${FFMPEG_${component}_INCLUDE_DIR}/lib${component}/version.h")
-      if (EXISTS "${version_header_path}")
+      set(major_version_header_path "${FFMPEG_${component}_INCLUDE_DIR}/lib${component}/version_major.h")
+      if (EXISTS "${major_version_header_path}")
+        string(TOUPPER "${component}" component_upper)
+        file(STRINGS "${major_version_header_path}" major_version
+          REGEX "#define  *LIB${component_upper}_VERSION_MAJOR ")
+        file(STRINGS "${version_header_path}" version
+          REGEX "#define  *LIB${component_upper}_VERSION_(MINOR|MICRO) ")
+        string(REGEX REPLACE ".*_MAJOR *\([0-9]*\).*" "\\1" major "${major_version}")
+        string(REGEX REPLACE ".*_MINOR *\([0-9]*\).*" "\\1" minor "${version}")
+        string(REGEX REPLACE ".*_MICRO *\([0-9]*\).*" "\\1" micro "${version}")
+        if (NOT major STREQUAL "" AND
+            NOT minor STREQUAL "" AND
+            NOT micro STREQUAL "")
+          set("FFMPEG_${component}_VERSION" "${major}.${minor}.${micro}"
+            PARENT_SCOPE)
+        endif ()
+      elseif (EXISTS "${version_header_path}")
         string(TOUPPER "${component}" component_upper)
         file(STRINGS "${version_header_path}" version
           REGEX "#define  *LIB${component_upper}_VERSION_(MAJOR|MINOR|MICRO) ")
diff --git a/src/util/CMakeLists.txt b/src/util/CMakeLists.txt
index 7e8eb4405..41115bdcd 100644
--- a/src/util/CMakeLists.txt
+++ b/src/util/CMakeLists.txt
@@ -294,7 +294,15 @@ function(add_util_resources target)
 
     # Copy shaderc into the bundle
     get_target_property(SPIRV_CROSS_LIBRARY spirv-cross-c-shared IMPORTED_SONAME_RELEASE)
-    target_sources(duckstation-qt PRIVATE "${SHADERC_LIBRARY}" "${SPIRV_CROSS_LIBRARY}")
+    target_sources(${target} PRIVATE "${SHADERC_LIBRARY}" "${SPIRV_CROSS_LIBRARY}")
     set_source_files_properties("${SHADERC_LIBRARY}" "${SPIRV_CROSS_LIBRARY}" PROPERTIES MACOSX_PACKAGE_LOCATION Frameworks)
+
+    # Copy FFmpeg libraries into the bundle
+    foreach(component avcodec avformat avutil swresample swscale)
+      string(REGEX REPLACE "\([0-9]+\)\.[0-9]+\.[0-9]+" "\\1" major "${FFMPEG_${component}_VERSION}")
+      string(REPLACE "lib${component}.dylib" "lib${component}.${major}.dylib" version_lib "${FFMPEG_${component}_LIBRARIES}")
+      target_sources(${target} PRIVATE ${version_lib})
+      set_source_files_properties(${target} PRIVATE ${version_lib} PROPERTIES MACOSX_PACKAGE_LOCATION Frameworks)
+    endforeach()
   endif()
 endfunction()