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include(ExternalProject)
file(STRINGS ${CORE_SOURCE_DIR}/tools/depends/target/ffmpeg/FFMPEG-VERSION VER)
string(REGEX MATCH "VERSION=[^ ]*$.*" FFMPEG_VER "${VER}")
list(GET FFMPEG_VER 0 FFMPEG_VER)
string(SUBSTRING "${FFMPEG_VER}" 8 -1 FFMPEG_VER)
string(REGEX MATCH "BASE_URL=([^ ]*)" FFMPEG_BASE_URL "${VER}")
list(GET FFMPEG_BASE_URL 0 FFMPEG_BASE_URL)
string(SUBSTRING "${FFMPEG_BASE_URL}" 9 -1 FFMPEG_BASE_URL)
if(ENABLE_INTERNAL_FFMPEG)
if(FFMPEG_PATH)
message(WARNING "Internal FFmpeg enabled, but FFMPEG_PATH given, ignoring")
endif()
if(CMAKE_CROSSCOMPILING)
set(CROSS_ARGS -DDEPENDS_PATH=${DEPENDS_PATH}
-DPKG_CONFIG_EXECUTABLE=${PKG_CONFIG_EXECUTABLE}
-DCROSSCOMPILING=${CMAKE_CROSSCOMPILING}
-DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-DCORE_SYSTEM_NAME=${CORE_SYSTEM_NAME}
-DCPU=${WITH_CPU}
-DOS=${OS}
-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-DCMAKE_AR=${CMAKE_AR}
-DCMAKE_C_FLAGS=${CMAKE_C_FLAGS}
-DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS})
endif()
externalproject_add(ffmpeg
URL ${FFMPEG_BASE_URL}/${FFMPEG_VER}.tar.gz
PREFIX ${CORE_BUILD_DIR}/ffmpeg
CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DFFMPEG_VER=${FFMPEG_VER}
-DCORE_SYSTEM_NAME=${CORE_SYSTEM_NAME}
${CROSS_ARGS}
PATCH_COMMAND ${CMAKE_COMMAND} -E copy
${CORE_SOURCE_DIR}/tools/depends/target/ffmpeg/CMakeLists.txt
<SOURCE_DIR> &&
${CMAKE_COMMAND} -E copy
${CORE_SOURCE_DIR}/tools/depends/target/ffmpeg/FindGnuTls.cmake
<SOURCE_DIR>)
file(WRITE ${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/ffmpeg/ffmpeg-link-wrapper
"#!/bin/bash
if [[ $@ == *${APP_NAME_LC}.bin* || $@ == *${APP_NAME_LC}-test* ]]
then
avformat=`PKG_CONFIG_PATH=${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/lib/pkgconfig ${PKG_CONFIG_EXECUTABLE} --libs --static libavcodec`
avcodec=`PKG_CONFIG_PATH=${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/lib/pkgconfig ${PKG_CONFIG_EXECUTABLE} --libs --static libavformat`
avfilter=`PKG_CONFIG_PATH=${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/lib/pkgconfig ${PKG_CONFIG_EXECUTABLE} --libs --static libavfilter`
avutil=`PKG_CONFIG_PATH=${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/lib/pkgconfig ${PKG_CONFIG_EXECUTABLE} --libs --static libavutil`
swscale=`PKG_CONFIG_PATH=${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/lib/pkgconfig ${PKG_CONFIG_EXECUTABLE} --libs --static libswscale`
swresample=`PKG_CONFIG_PATH=${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/lib/pkgconfig ${PKG_CONFIG_EXECUTABLE} --libs --static libswresample`
gnutls=`PKG_CONFIG_PATH=${DEPENDS_PATH}/lib/pkgconfig/ ${PKG_CONFIG_EXECUTABLE} --libs-only-l --static --silence-errors gnutls`
$@ $avcodec $avformat $avcodec $avfilter $swscale $swresample -lpostproc $gnutls
else
$@
fi")
file(COPY ${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/ffmpeg/ffmpeg-link-wrapper
DESTINATION ${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}
FILE_PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE)
set(FFMPEG_LINK_EXECUTABLE "${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/ffmpeg-link-wrapper <CMAKE_CXX_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>" PARENT_SCOPE)
set(FFMPEG_INCLUDE_DIRS ${CMAKE_BINARY_DIR}/${CORE_BUILD_DIR}/include)
list(APPEND FFMPEG_DEFINITIONS -DFFMPEG_VER_SHA=\"${FFMPEG_VER}\"
-DUSE_STATIC_FFMPEG=1)
set(FFMPEG_FOUND 1)
else()
if(FFMPEG_PATH)
set(ENV{PKG_CONFIG_PATH} "${FFMPEG_PATH}/lib/pkgconfig")
endif()
set(FFMPEG_PKGS libavcodec>=56.26.100 libavfilter>=5.11.100 libavformat>=56.25.101
libavutil>=54.20.100 libswscale>=3.1.101 libswresample>=1.1.100 libpostproc>=53.3.100)
if(PKG_CONFIG_FOUND)
pkg_check_modules (FFMPEG ${FFMPEG_PKGS})
string(REGEX REPLACE "framework;" "framework " FFMPEG_LDFLAGS "${FFMPEG_LDFLAGS}")
set(FFMPEG_LIBRARIES ${FFMPEG_LDFLAGS})
else()
find_path(FFMPEG_INCLUDE_DIRS libavcodec/avcodec.h PATH_SUFFIXES ffmpeg)
find_library(FFMPEG_LIBAVCODEC NAMES avcodec libavcodec PATH_SUFFIXES ffmpeg/libavcodec)
find_library(FFMPEG_LIBAVFILTER NAMES avfilter libavfilter PATH_SUFFIXES ffmpeg/libavfilter)
find_library(FFMPEG_LIBAVFORMAT NAMES avformat libavformat PATH_SUFFIXES ffmpeg/libavformat)
find_library(FFMPEG_LIBAVUTIL NAMES avutil libavutil PATH_SUFFIXES ffmpeg/libavutil)
find_library(FFMPEG_LIBSWSCALE NAMES swscale libswscale PATH_SUFFIXES ffmpeg/libswscale)
find_library(FFMPEG_LIBPOSTPROC NAMES postproc libpostproc PATH_SUFFIXES ffmpeg/libpostproc)
set(FFMPEG_LIBRARIES ${FFMPEG_LIBAVCODEC} ${FFMPEG_LIBAVFILTER} ${FFMPEG_LIBAVFORMAT}
${FFMPEG_LIBAVUTIL} ${FFMPEG_LIBSWSCALE} ${FFMPEG_LIBPOSTPROC})
add_custom_target(ffmpeg DEPENDS ${FFMPEG_LIBRARIES})
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(FFMPEG DEFAULT_MSG FFMPEG_INCLUDE_DIRS FFMPEG_LIBRARIES)
set(FFMPEG_FOUND 1)
list(APPEND FFMPEG_DEFINITIONS -DFFMPEG_VER_SHA=\"${FFMPEG_VER}\")
endif()
mark_as_advanced(FFMPEG_INCLUDE_DIRS FFMPEG_LIBRARIES FFMPEG_DEFINITIONS FFMPEG_FOUND)
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