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175 lines
7.0 KiB
CMake
175 lines
7.0 KiB
CMake
# Distributed under the OSI-approved BSD 3-Clause License.
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#
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#.rst:
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# FindFFMPEG
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# --------
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#
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# Find the FFPMEG libraries
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#
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# Result Variables
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# ^^^^^^^^^^^^^^^^
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#
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# The following variables will be defined:
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#
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# ``FFMPEG_FOUND``
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# True if FFMPEG found on the local system
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#
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# ``FFMPEG_INCLUDE_DIRS``
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# Location of FFMPEG header files
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#
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# ``FFMPEG_LIBRARY_DIRS``
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# Location of FFMPEG libraries
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#
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# ``FFMPEG_LIBRARIES``
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# List of the FFMPEG libraries found
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#
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#
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include(${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake)
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include(${CMAKE_ROOT}/Modules/SelectLibraryConfigurations.cmake)
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include(${CMAKE_ROOT}/Modules/CMakeFindDependencyMacro.cmake)
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set(FFMPEG_VERSION "4.2")
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find_dependency(Threads)
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if(UNIX)
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list(APPEND FFMPEG_PLATFORM_DEPENDENT_LIBS -pthread -lvdpau -lX11)
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endif()
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if(@ENABLE_BZIP2@)
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find_dependency(BZip2)
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get_target_property(BZip2_LIBRARY_RELEASE BZip2::BZip2 IMPORTED_LOCATION_RELEASE)
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get_target_property(BZip2_LIBRARY_DEBUG BZip2::BZip2 IMPORTED_LOCATION_DEBUG)
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list(APPEND FFMPEG_PLATFORM_DEPENDENT_LIBS "$<$<CONFIG:Debug>:${BZip2_LIBRARY_DEBUG}>$<$<CONFIG:Release>:${BZip2_LIBRARY_RELEASE}>")
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endif()
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if(@ENABLE_LZMA@)
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find_dependency(LibLZMA)
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list(APPEND FFMPEG_PLATFORM_DEPENDENT_LIBS "$<$<CONFIG:Debug>:${LibLZMA_LIBRARY_DEBUG}>$<$<CONFIG:Release>:${LibLZMA_LIBRARY_RELEASE}>")
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endif()
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# Platform dependent libraries required by FFMPEG
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if(WIN32)
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if(NOT CYGWIN)
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list(APPEND FFMPEG_PLATFORM_DEPENDENT_LIBS wsock32 ws2_32 Secur32 bcrypt)
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endif()
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else()
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list(APPEND FFMPEG_PLATFORM_DEPENDENT_LIBS m)
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endif()
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macro(FFMPEG_FIND varname shortname headername)
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if(NOT FFMPEG_${varname}_INCLUDE_DIRS)
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find_path(FFMPEG_${varname}_INCLUDE_DIRS NAMES lib${shortname}/${headername} ${headername} PATH_SUFFIXES ffmpeg)
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endif()
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if(NOT FFMPEG_${varname}_LIBRARY)
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find_library(FFMPEG_${varname}_LIBRARY_RELEASE NAMES ${shortname} PATH_SUFFIXES ffmpeg ffmpeg/lib)
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get_filename_component(FFMPEG_${varname}_LIBRARY_RELEASE_DIR ${FFMPEG_${varname}_LIBRARY_RELEASE} DIRECTORY)
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find_library(FFMPEG_${varname}_LIBRARY_DEBUG NAMES ${shortname}d ${shortname} PATHS debug PATH_SUFFIXES ffmpeg ffmpeg/lib ffmpeg/debug/lib debug/ffmpeg/lib)
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get_filename_component(FFMPEG_${varname}_LIBRARY_DEBUG_DIR ${FFMPEG_${varname}_LIBRARY_DEBUG} DIRECTORY)
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select_library_configurations(FFMPEG_${varname})
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endif()
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if (FFMPEG_${varname}_LIBRARY AND FFMPEG_${varname}_INCLUDE_DIRS)
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set(FFMPEG_${varname}_FOUND 1)
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list(APPEND FFMPEG_LIBRARY_DIRS ${FFMPEG_${varname}_LIBRARY_RELEASE_DIR} ${FFMPEG_${varname}_LIBRARY_DEBUG_DIR})
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endif()
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endmacro(FFMPEG_FIND)
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macro(FFMPEG_FIND_GENEX varname shortname headername)
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if(NOT FFMPEG_${varname}_INCLUDE_DIRS)
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find_path(FFMPEG_${varname}_INCLUDE_DIRS NAMES lib${shortname}/${headername} ${headername} PATH_SUFFIXES ffmpeg)
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endif()
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if(NOT FFMPEG_${varname}_LIBRARY)
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find_library(FFMPEG_${varname}_LIBRARY_RELEASE NAMES ${shortname} PATH_SUFFIXES ffmpeg ffmpeg/lib)
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get_filename_component(FFMPEG_${varname}_LIBRARY_RELEASE_DIR ${FFMPEG_${varname}_LIBRARY_RELEASE} DIRECTORY)
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find_library(FFMPEG_${varname}_LIBRARY_DEBUG NAMES ${shortname}d ${shortname} PATHS debug PATH_SUFFIXES ffmpeg ffmpeg/lib ffmpeg/debug/lib debug/ffmpeg/lib)
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get_filename_component(FFMPEG_${varname}_LIBRARY_DEBUG_DIR ${FFMPEG_${varname}_LIBRARY_DEBUG} DIRECTORY)
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set(FFMPEG_${varname}_LIBRARY "$<$<CONFIG:Debug>:${FFMPEG_${varname}_LIBRARY_DEBUG}>$<$<CONFIG:Release>:${FFMPEG_${varname}_LIBRARY_RELEASE}>" CACHE STRING "")
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set(FFMPEG_${varname}_LIBRARIES ${FFMPEG_${varname}_LIBRARY} CACHE STRING "")
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endif()
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if (FFMPEG_${varname}_LIBRARY AND FFMPEG_${varname}_INCLUDE_DIRS)
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set(FFMPEG_${varname}_FOUND 1)
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list(APPEND FFMPEG_LIBRARY_DIRS ${FFMPEG_${varname}_LIBRARY_RELEASE_DIR} ${FFMPEG_${varname}_LIBRARY_DEBUG_DIR})
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endif()
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endmacro(FFMPEG_FIND_GENEX)
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if(WIN32)
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FFMPEG_FIND_GENEX(libzlib zlib zlib.h)
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else()
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FFMPEG_FIND_GENEX(libzlib z zlib.h)
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endif()
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if(APPLE)
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find_library(VT_UNIT VideoToolbox)
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if (NOT VT_UNIT)
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message(FATAL_ERROR "VideoToolbox not found")
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endif()
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find_library(AT_UNIT AudioToolbox)
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if (NOT AT_UNIT)
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message(FATAL_ERROR "AudioToolbox not found")
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endif()
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find_library(SEC_UNIT Security)
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if (NOT SEC_UNIT)
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message(FATAL_ERROR "Security not found")
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endif()
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find_library(CF_UNIT CoreFoundation)
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if (NOT CF_UNIT)
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message(FATAL_ERROR "CoreFoundation not found")
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endif()
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find_library(CM_UNIT CoreMedia)
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if (NOT CM_UNIT)
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message(FATAL_ERROR "CoreMedia not found")
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endif()
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find_library(CV_UNIT CoreVideo)
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if (NOT CV_UNIT)
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message(FATAL_ERROR "CoreVideo not found")
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endif()
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find_package(Iconv QUIET)
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list(APPEND FFMPEG_PLATFORM_DEPENDENT_LIBS ${VT_UNIT} ${AT_UNIT} ${SEC_UNIT} ${CF_UNIT} ${CM_UNIT} ${CV_UNIT} ${Iconv_LIBRARIES})
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endif()
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FFMPEG_FIND(libavcodec avcodec avcodec.h)
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FFMPEG_FIND(libavdevice avdevice avdevice.h)
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FFMPEG_FIND(libavfilter avfilter avfilter.h)
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FFMPEG_FIND(libavformat avformat avformat.h)
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FFMPEG_FIND(libavresample avresample avresample.h)
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FFMPEG_FIND(libavutil avutil avutil.h)
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FFMPEG_FIND(libswresample swresample swresample.h)
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FFMPEG_FIND(libswscale swscale swscale.h)
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if (FFMPEG_libavcodec_FOUND AND FFMPEG_libavdevice_FOUND AND FFMPEG_libavfilter_FOUND AND FFMPEG_libavformat_FOUND AND FFMPEG_libavutil_FOUND AND FFMPEG_libswresample_FOUND AND FFMPEG_libswscale_FOUND AND FFMPEG_libzlib_FOUND)
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list(APPEND FFMPEG_INCLUDE_DIRS ${FFMPEG_libavformat_INCLUDE_DIRS} ${FFMPEG_libavdevice_INCLUDE_DIRS} ${FFMPEG_libavcodec_INCLUDE_DIRS} ${FFMPEG_libavutil_INCLUDE_DIRS} ${FFMPEG_libswscale_INCLUDE_DIRS})
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list(REMOVE_DUPLICATES FFMPEG_INCLUDE_DIRS)
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list(REMOVE_DUPLICATES FFMPEG_LIBRARY_DIRS)
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set(FFMPEG_libavcodec_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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set(FFMPEG_libavdevice_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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set(FFMPEG_libavfilter_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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set(FFMPEG_libavformat_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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if(FFMPEG_libavresample_FOUND)
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set(FFMPEG_libavresample_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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endif()
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set(FFMPEG_libavutil_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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set(FFMPEG_libswresample_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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set(FFMPEG_libswscale_VERSION "${FFMPEG_VERSION}" CACHE STRING "")
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list(APPEND FFMPEG_LIBRARIES
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${FFMPEG_libavformat_LIBRARY}
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${FFMPEG_libavdevice_LIBRARY}
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${FFMPEG_libavcodec_LIBRARY}
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${FFMPEG_libavutil_LIBRARY}
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${FFMPEG_libswscale_LIBRARY}
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${FFMPEG_libavfilter_LIBRARY}
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${FFMPEG_libswresample_LIBRARY}
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${FFMPEG_libavresample_LIBRARY}
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${FFMPEG_libzlib_LIBRARY}
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${FFMPEG_PLATFORM_DEPENDENT_LIBS}
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)
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set(FFMPEG_LIBRARY ${FFMPEG_LIBRARIES})
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set(FFMPEG_LIBRARIES ${FFMPEG_LIBRARIES} CACHE STRING "")
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set(FFMPEG_INCLUDE_DIRS ${FFMPEG_INCLUDE_DIRS} CACHE STRING "")
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set(FFMPEG_LIBRARY_DIRS ${FFMPEG_LIBRARY_DIRS} CACHE STRING "")
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endif()
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find_package_handle_standard_args(FFMPEG REQUIRED_VARS FFMPEG_LIBRARIES FFMPEG_LIBRARY_DIRS FFMPEG_INCLUDE_DIRS)
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