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cmake: refactor ffmpeg searching and handling logic on Linux

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This commit is contained in:
liushuyu 2021-12-10 21:04:18 -07:00
parent 7276aaf907
commit ccc0a1e621
1 changed files with 15 additions and 16 deletions
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31
CMakeLists.txt
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@ -514,7 +514,7 @@ if (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
endif() endif()
if (NOT YUZU_USE_BUNDLED_FFMPEG) if (NOT YUZU_USE_BUNDLED_FFMPEG)
# Use system installed FFmpeg # Use system installed FFmpeg
find_package(FFmpeg QUIET COMPONENTS ${FFmpeg_COMPONENTS}) find_package(FFmpeg 4.3 QUIET COMPONENTS ${FFmpeg_COMPONENTS})
if (FFmpeg_FOUND) if (FFmpeg_FOUND)
# Overwrite aggregate defines from FFmpeg module to avoid over-linking libraries. # Overwrite aggregate defines from FFmpeg module to avoid over-linking libraries.
@ -527,7 +527,7 @@ if (NOT YUZU_USE_BUNDLED_FFMPEG)
set(FFmpeg_INCLUDE_DIR ${FFmpeg_INCLUDE_DIR} ${FFmpeg_INCLUDE_${COMPONENT}} CACHE PATH "Path to FFmpeg headers" FORCE) set(FFmpeg_INCLUDE_DIR ${FFmpeg_INCLUDE_DIR} ${FFmpeg_INCLUDE_${COMPONENT}} CACHE PATH "Path to FFmpeg headers" FORCE)
endforeach() endforeach()
else() else()
message(WARNING "FFmpeg not found, falling back to externals") message(WARNING "FFmpeg not found or too old, falling back to externals")
set(YUZU_USE_BUNDLED_FFMPEG ON) set(YUZU_USE_BUNDLED_FFMPEG ON)
endif() endif()
endif() endif()
@ -615,7 +615,7 @@ if (YUZU_USE_BUNDLED_FFMPEG)
set(FFmpeg_HWACCEL_FLAGS --disable-vaapi) set(FFmpeg_HWACCEL_FLAGS --disable-vaapi)
endif() endif()
if (FFNVCODEC_FOUND AND CUDA_FOUND) if (FFNVCODEC_FOUND)
list(APPEND FFmpeg_HWACCEL_FLAGS list(APPEND FFmpeg_HWACCEL_FLAGS
--enable-cuvid --enable-cuvid
--enable-ffnvcodec --enable-ffnvcodec
@ -623,21 +623,20 @@ if (YUZU_USE_BUNDLED_FFMPEG)
--enable-hwaccel=h264_nvdec --enable-hwaccel=h264_nvdec
--enable-hwaccel=vp8_nvdec --enable-hwaccel=vp8_nvdec
--enable-hwaccel=vp9_nvdec --enable-hwaccel=vp9_nvdec
--extra-cflags=-I${CUDA_INCLUDE_DIRS}
)
list(APPEND FFmpeg_HWACCEL_LIBRARIES
${FFNVCODEC_LIBRARIES}
${CUDA_LIBRARIES}
)
list(APPEND FFmpeg_HWACCEL_INCLUDE_DIRS
${FFNVCODEC_INCLUDE_DIRS}
${CUDA_INCLUDE_DIRS}
)
list(APPEND FFmpeg_HWACCEL_LDFLAGS
${FFNVCODEC_LDFLAGS}
${CUDA_LDFLAGS}
) )
list(APPEND FFmpeg_HWACCEL_LIBRARIES ${FFNVCODEC_LIBRARIES})
list(APPEND FFmpeg_HWACCEL_INCLUDE_DIRS ${FFNVCODEC_INCLUDE_DIRS})
list(APPEND FFmpeg_HWACCEL_LDFLAGS ${FFNVCODEC_LDFLAGS})
message(STATUS "ffnvcodec libraries version ${FFNVCODEC_VERSION} found") message(STATUS "ffnvcodec libraries version ${FFNVCODEC_VERSION} found")
# ffnvenc could load CUDA libraries at the runtime using dlopen/dlsym or LoadLibrary/GetProcAddress
# here we handle the hard-linking senario where CUDA is linked during compilation
if (CUDA_FOUND)
list(APPEND FFmpeg_HWACCEL_FLAGS --extra-cflags=-I${CUDA_INCLUDE_DIRS})
list(APPEND FFmpeg_HWACCEL_LIBRARIES ${CUDA_LIBRARIES})
list(APPEND FFmpeg_HWACCEL_INCLUDE_DIRS ${CUDA_INCLUDE_DIRS})
list(APPEND FFmpeg_HWACCEL_LDFLAGS ${CUDA_LDFLAGS})
message(STATUS "CUDA libraries found, hard-linking will be performed")
endif(CUDA_FOUND)
endif() endif()
if (VDPAU_FOUND) if (VDPAU_FOUND)