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Merge pull request #7743 from alalek:cmake_ffmpeg_cleanup_2.4
This commit is contained in:
Vadim Pisarevsky
commit
3d8395cae9
22
3rdparty/ffmpeg/ffmpeg_version.cmake
vendored
22
3rdparty/ffmpeg/ffmpeg_version.cmake
vendored
@ -1,13 +1,11 @@
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set(HAVE_FFMPEG 1)
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set(HAVE_FFMPEG_CODEC 1)
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set(HAVE_FFMPEG_FORMAT 1)
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set(HAVE_FFMPEG_UTIL 1)
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set(HAVE_FFMPEG_SWSCALE 1)
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set(HAVE_FFMPEG_RESAMPLE 0)
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set(HAVE_GENTOO_FFMPEG 1)
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set(FFMPEG_libavcodec_FOUND 1)
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set(FFMPEG_libavformat_FOUND 1)
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set(FFMPEG_libavutil_FOUND 1)
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set(FFMPEG_libswscale_FOUND 1)
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set(FFMPEG_libavresample_FOUND 1)
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set(ALIASOF_libavcodec_VERSION 55.18.102)
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set(ALIASOF_libavformat_VERSION 55.12.100)
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set(ALIASOF_libavutil_VERSION 52.38.100)
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set(ALIASOF_libswscale_VERSION 2.3.100)
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set(ALIASOF_libavresample_VERSION 1.0.1)
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set(FFMPEG_libavcodec_VERSION 55.18.102)
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set(FFMPEG_libavformat_VERSION 55.12.100)
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set(FFMPEG_libavutil_VERSION 52.38.100)
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set(FFMPEG_libswscale_VERSION 2.3.100)
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set(FFMPEG_libavresample_VERSION 1.0.1)
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@ -880,19 +880,18 @@ if(ANDROID)
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endif()
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endif()
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if(DEFINED WITH_FFMPEG)
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if(DEFINED WITH_FFMPEG OR HAVE_FFMPEG)
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if(WIN32)
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status(" FFMPEG:" WITH_FFMPEG THEN "YES (prebuilt binaries)" ELSE NO)
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else()
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status(" FFMPEG:" HAVE_FFMPEG THEN YES ELSE NO)
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endif()
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status(" codec:" HAVE_FFMPEG_CODEC THEN "YES (ver ${ALIASOF_libavcodec_VERSION})" ELSE NO)
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status(" format:" HAVE_FFMPEG_FORMAT THEN "YES (ver ${ALIASOF_libavformat_VERSION})" ELSE NO)
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status(" util:" HAVE_FFMPEG_UTIL THEN "YES (ver ${ALIASOF_libavutil_VERSION})" ELSE NO)
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status(" swscale:" HAVE_FFMPEG_SWSCALE THEN "YES (ver ${ALIASOF_libswscale_VERSION})" ELSE NO)
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status(" resample:" HAVE_FFMPEG_RESAMPLE THEN "YES (ver ${ALIASOF_libavresample_VERSION})" ELSE NO)
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status(" gentoo-style:" HAVE_GENTOO_FFMPEG THEN YES ELSE NO)
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endif(DEFINED WITH_FFMPEG)
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status(" avcodec:" FFMPEG_libavcodec_FOUND THEN "YES (ver ${FFMPEG_libavcodec_VERSION})" ELSE NO)
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status(" avformat:" FFMPEG_libavformat_FOUND THEN "YES (ver ${FFMPEG_libavformat_VERSION})" ELSE NO)
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status(" avutil:" FFMPEG_libavutil_FOUND THEN "YES (ver ${FFMPEG_libavutil_VERSION})" ELSE NO)
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status(" swscale:" FFMPEG_libswscale_FOUND THEN "YES (ver ${FFMPEG_libswscale_VERSION})" ELSE NO)
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status(" avresample:" FFMPEG_libavresample_FOUND THEN "YES (ver ${FFMPEG_libavresample_VERSION})" ELSE NO)
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endif()
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if(DEFINED WITH_GSTREAMER)
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status(" GStreamer:" HAVE_GSTREAMER THEN "" ELSE NO)
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@ -190,63 +190,35 @@ if(WITH_XIMEA)
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endif(WITH_XIMEA)
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# --- FFMPEG ---
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ocv_clear_vars(HAVE_FFMPEG HAVE_FFMPEG_CODEC HAVE_FFMPEG_FORMAT HAVE_FFMPEG_UTIL HAVE_FFMPEG_SWSCALE HAVE_FFMPEG_RESAMPLE HAVE_GENTOO_FFMPEG HAVE_FFMPEG_FFMPEG)
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ocv_clear_vars(HAVE_FFMPEG)
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if(WITH_FFMPEG)
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if(WIN32 AND NOT ARM)
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include("${OpenCV_SOURCE_DIR}/3rdparty/ffmpeg/ffmpeg_version.cmake")
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elseif(UNIX)
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CHECK_MODULE(libavcodec HAVE_FFMPEG_CODEC)
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CHECK_MODULE(libavformat HAVE_FFMPEG_FORMAT)
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CHECK_MODULE(libavutil HAVE_FFMPEG_UTIL)
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CHECK_MODULE(libswscale HAVE_FFMPEG_SWSCALE)
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CHECK_MODULE(libavresample HAVE_FFMPEG_RESAMPLE)
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CHECK_INCLUDE_FILE(libavformat/avformat.h HAVE_GENTOO_FFMPEG)
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CHECK_INCLUDE_FILE(ffmpeg/avformat.h HAVE_FFMPEG_FFMPEG)
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if(NOT HAVE_GENTOO_FFMPEG AND NOT HAVE_FFMPEG_FFMPEG)
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if(EXISTS /usr/include/ffmpeg/libavformat/avformat.h OR HAVE_FFMPEG_SWSCALE)
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set(HAVE_GENTOO_FFMPEG TRUE)
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endif()
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set(HAVE_FFMPEG TRUE)
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elseif(PKG_CONFIG_FOUND)
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ocv_check_modules(FFMPEG libavcodec libavformat libavutil libswscale)
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ocv_check_modules(FFMPEG_libavresample libavresample)
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if(FFMPEG_libavresample_FOUND)
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ocv_append_build_options(FFMPEG FFMPEG_libavresample)
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endif()
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if(HAVE_FFMPEG_CODEC AND HAVE_FFMPEG_FORMAT AND HAVE_FFMPEG_UTIL AND HAVE_FFMPEG_SWSCALE)
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set(HAVE_FFMPEG TRUE)
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endif()
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if(HAVE_FFMPEG)
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# Find the bzip2 library because it is required on some systems
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FIND_LIBRARY(BZIP2_LIBRARIES NAMES bz2 bzip2)
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if(NOT BZIP2_LIBRARIES)
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# Do an other trial
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FIND_FILE(BZIP2_LIBRARIES NAMES libbz2.so.1 PATHS /lib)
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try_compile(__VALID_FFMPEG
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"${OpenCV_BINARY_DIR}"
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"${OpenCV_SOURCE_DIR}/cmake/checks/ffmpeg_test.cpp"
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CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${FFMPEG_INCLUDE_DIRS}"
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"-DLINK_DIRECTORIES:STRING=${FFMPEG_LIBRARY_DIRS}"
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"-DLINK_LIBRARIES:STRING=${FFMPEG_LIBRARIES}"
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OUTPUT_VARIABLE TRY_OUT
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)
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if(NOT __VALID_FFMPEG)
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#message(FATAL_ERROR "FFMPEG: test check build log:\n${TRY_OUT}")
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message(STATUS "WARNING: Can't build ffmpeg test code")
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else()
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ocv_append_build_options(HIGHGUI FFMPEG)
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endif()
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else()
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find_path(FFMPEG_INCLUDE_DIR "libavformat/avformat.h"
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PATHS /usr/local /usr /opt
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PATH_SUFFIXES include
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DOC "The path to FFMPEG headers")
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if(FFMPEG_INCLUDE_DIR)
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set(HAVE_GENTOO_FFMPEG TRUE)
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set(FFMPEG_LIB_DIR "${FFMPEG_INCLUDE_DIR}/../lib" CACHE PATH "Full path of FFMPEG library directory")
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find_library(FFMPEG_CODEC_LIB "avcodec" HINTS "${FFMPEG_LIB_DIR}")
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find_library(FFMPEG_FORMAT_LIB "avformat" HINTS "${FFMPEG_LIB_DIR}")
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find_library(FFMPEG_UTIL_LIB "avutil" HINTS "${FFMPEG_LIB_DIR}")
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find_library(FFMPEG_SWSCALE_LIB "swscale" HINTS "${FFMPEG_LIB_DIR}")
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if(FFMPEG_CODEC_LIB AND FFMPEG_FORMAT_LIB AND
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FFMPEG_UTIL_LIB AND FFMPEG_SWSCALE_LIB)
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set(ALIASOF_libavcodec_VERSION "Unknown")
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set(ALIASOF_libavformat_VERSION "Unknown")
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set(ALIASOF_libavutil_VERSION "Unknown")
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set(ALIASOF_libswscale_VERSION "Unknown")
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set(HAVE_FFMPEG 1)
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endif()
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endif(FFMPEG_INCLUDE_DIR)
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if(HAVE_FFMPEG)
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set(HIGHGUI_LIBRARIES ${HIGHGUI_LIBRARIES}
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${FFMPEG_CODEC_LIB} ${FFMPEG_FORMAT_LIB}
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${FFMPEG_UTIL_LIB} ${FFMPEG_SWSCALE_LIB})
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ocv_include_directories(${FFMPEG_INCLUDE_DIR})
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endif(HAVE_FFMPEG)
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endif()
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else()
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message(STATUS "Can't find ffmpeg - 'pkg-config' utility is missing")
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endif()
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endif(WITH_FFMPEG)
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@ -278,6 +278,44 @@ macro(OCV_OPTION variable description value)
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unset(__value)
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endmacro()
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# Usage: ocv_append_build_options(HIGHGUI FFMPEG)
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macro(ocv_append_build_options var_prefix pkg_prefix)
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foreach(suffix INCLUDE_DIRS LIBRARIES LIBRARY_DIRS)
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if(${pkg_prefix}_${suffix})
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list(APPEND ${var_prefix}_${suffix} ${${pkg_prefix}_${suffix}})
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list(REMOVE_DUPLICATES ${var_prefix}_${suffix})
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endif()
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endforeach()
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endmacro()
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# Usage is similar to CMake 'pkg_check_modules' command
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# It additionally controls HAVE_${define} and ${define}_${modname}_FOUND variables
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macro(ocv_check_modules define)
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unset(HAVE_${define})
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foreach(m ${ARGN})
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if (m MATCHES "(.*[^><])(>=|=|<=)(.*)")
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set(__modname "${CMAKE_MATCH_1}")
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else()
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set(__modname "${m}")
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endif()
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unset(${define}_${__modname}_FOUND)
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endforeach()
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pkg_check_modules(${define} ${ARGN})
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if(${define}_FOUND)
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set(HAVE_${define} 1)
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endif()
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foreach(m ${ARGN})
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if (m MATCHES "(.*[^><])(>=|=|<=)(.*)")
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set(__modname "${CMAKE_MATCH_1}")
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else()
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set(__modname "${m}")
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endif()
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if(NOT DEFINED ${define}_${__modname}_FOUND AND ${define}_FOUND)
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set(${define}_${__modname}_FOUND 1)
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endif()
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endforeach()
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endmacro()
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# Macros that checks if module have been installed.
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# After it adds module to build and define
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24
cmake/checks/ffmpeg_test.cpp
Normal file
24
cmake/checks/ffmpeg_test.cpp
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@ -0,0 +1,24 @@
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#include <stdlib.h>
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extern "C" {
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#include <libavformat/avformat.h>
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#include <libavcodec/avcodec.h>
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#include <libswscale/swscale.h>
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}
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#define CALC_FFMPEG_VERSION(a,b,c) ( a<<16 | b<<8 | c )
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static void test()
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{
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AVFormatContext* c = 0;
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AVCodec* avcodec = 0;
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AVFrame* frame = 0;
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#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(52, 111, 0)
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int err = avformat_open_input(&c, "", NULL, NULL);
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#else
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int err = av_open_input_file(&c, "", NULL, 0, NULL);
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#endif
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}
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int main() { test(); return 0; }
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@ -61,12 +61,6 @@
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/* FFMpeg video library */
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#cmakedefine HAVE_FFMPEG
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/* ffmpeg's libswscale */
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#cmakedefine HAVE_FFMPEG_SWSCALE
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/* ffmpeg in Gentoo */
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#cmakedefine HAVE_GENTOO_FFMPEG
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/* GStreamer multimedia framework */
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#cmakedefine HAVE_GSTREAMER
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@ -40,6 +40,9 @@
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//
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//M*/
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#define HAVE_FFMPEG_SWSCALE
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#define HAVE_GENTOO_FFMPEG
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#include "cap_ffmpeg_api.hpp"
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#include <assert.h>
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#include <algorithm>
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