diff options
Diffstat (limited to 'cmake/FindFFMPEG.cmake')
| -rw-r--r-- | cmake/FindFFMPEG.cmake | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/cmake/FindFFMPEG.cmake b/cmake/FindFFMPEG.cmake new file mode 100644 index 0000000..9065fed --- /dev/null +++ b/cmake/FindFFMPEG.cmake @@ -0,0 +1,141 @@ +# - Try to find FFMPEG +# Once done this will define +# FFMPEG_FOUND - System has FFMPEG +# FFMPEG_INCLUDE_DIRS - The FFMPEG include directories +# FFMPEG_LIBRARIES - The libraries needed to use FFMPEG +# FFMPEG_LIBRARY_DIRS - The directory to find FFMPEG libraries +# +# written by Roy Shilkrot 2013 http://www.morethantechnical.com/ +# + +find_package(PkgConfig) + + +MACRO(FFMPEG_FIND varname shortname headername) + + IF(NOT WIN32) + PKG_CHECK_MODULES(PC_${varname} ${shortname}) + + FIND_PATH(${varname}_INCLUDE_DIR "${shortname}/${headername}" + HINTS ${PC_${varname}_INCLUDEDIR} ${PC_${varname}_INCLUDE_DIRS} + NO_DEFAULT_PATH + ) + ELSE() + FIND_PATH(${varname}_INCLUDE_DIR "${shortname}/${headername}") + ENDIF() + + IF(${varname}_INCLUDE_DIR STREQUAL "${varname}_INCLUDE_DIR-NOTFOUND") + message(STATUS "Look for newer structure") + IF(NOT WIN32) + PKG_CHECK_MODULES(PC_${varname} "lib${shortname}") + + FIND_PATH(${varname}_INCLUDE_DIR "lib${shortname}/${headername}" + HINTS ${PC_${varname}_INCLUDEDIR} ${PC_${varname}_INCLUDE_DIRS} + NO_DEFAULT_PATH + ) + ELSE() + FIND_PATH(${varname}_INCLUDE_DIR "lib${shortname}/${headername}") + IF(${${varname}_INCLUDE_DIR} STREQUAL "${varname}_INCLUDE_DIR-NOTFOUND") + #Desperate times call for desperate measures + MESSAGE(STATUS "globbing...") + FILE(GLOB_RECURSE ${varname}_INCLUDE_DIR "/ffmpeg*/${headername}") + MESSAGE(STATUS "found: ${${varname}_INCLUDE_DIR}") + IF(${varname}_INCLUDE_DIR) + GET_FILENAME_COMPONENT(${varname}_INCLUDE_DIR "${${varname}_INCLUDE_DIR}" PATH) + GET_FILENAME_COMPONENT(${varname}_INCLUDE_DIR "${${varname}_INCLUDE_DIR}" PATH) + ELSE() + SET(${varname}_INCLUDE_DIR "${varname}_INCLUDE_DIR-NOTFOUND") + ENDIF() + ENDIF() + ENDIF() + ENDIF() + + + IF(${${varname}_INCLUDE_DIR} STREQUAL "${varname}_INCLUDE_DIR-NOTFOUND") + MESSAGE(STATUS "Can't find includes for ${shortname}...") + ELSE() + MESSAGE(STATUS "Found ${shortname} include dirs: ${${varname}_INCLUDE_DIR}") + +# GET_DIRECTORY_PROPERTY(FFMPEG_PARENT DIRECTORY ${${varname}_INCLUDE_DIR} PARENT_DIRECTORY) + GET_FILENAME_COMPONENT(FFMPEG_PARENT ${${varname}_INCLUDE_DIR} PATH) + MESSAGE(STATUS "Using FFMpeg dir parent as hint: ${FFMPEG_PARENT}") + + IF(NOT WIN32) + FIND_LIBRARY(${varname}_LIBRARIES NAMES ${shortname} + HINTS ${PC_${varname}_LIBDIR} ${PC_${varname}_LIBRARY_DIR} ${FFMPEG_PARENT}) + ELSE() +# FIND_PATH(${varname}_LIBRARIES "${shortname}.dll.a" HINTS ${FFMPEG_PARENT}) + FILE(GLOB_RECURSE ${varname}_LIBRARIES "${FFMPEG_PARENT}/*${shortname}.lib") + # GLOBing is very bad... but windows sux, this is the only thing that works + ENDIF() + + IF(${varname}_LIBRARIES STREQUAL "${varname}_LIBRARIES-NOTFOUND") + MESSAGE(STATUS "look for newer structure for library") + FIND_LIBRARY(${varname}_LIBRARIES NAMES lib${shortname} + HINTS ${PC_${varname}_LIBDIR} ${PC_${varname}_LIBRARY_DIR} ${FFMPEG_PARENT}) + ENDIF() + + + IF(${varname}_LIBRARIES STREQUAL "${varname}_LIBRARIES-NOTFOUND") + MESSAGE(STATUS "Can't find lib for ${shortname}...") + ELSE() + MESSAGE(STATUS "Found ${shortname} libs: ${${varname}_LIBRARIES}") + ENDIF() + + + IF(NOT ${varname}_INCLUDE_DIR STREQUAL "${varname}_INCLUDE_DIR-NOTFOUND" + AND NOT ${varname}_LIBRARIES STREQUAL ${varname}_LIBRARIES-NOTFOUND) + + MESSAGE(STATUS "found ${shortname}: include ${${varname}_INCLUDE_DIR} lib ${${varname}_LIBRARIES}") + SET(FFMPEG_${varname}_FOUND 1) + SET(FFMPEG_${varname}_INCLUDE_DIRS ${${varname}_INCLUDE_DIR}) + SET(FFMPEG_${varname}_LIBS ${${varname}_LIBRARIES}) + ELSE() + MESSAGE(STATUS "Can't find ${shortname}") + ENDIF() + + ENDIF() + +ENDMACRO(FFMPEG_FIND) + +FFMPEG_FIND(LIBAVFORMAT avformat avformat.h) +FFMPEG_FIND(LIBAVCODEC avcodec avcodec.h) +FFMPEG_FIND(LIBAVUTIL avutil avutil.h) +FFMPEG_FIND(LIBSWRESAMPLE swresample swresample.h) + +SET(FFMPEG_FOUND "NO") +IF (FFMPEG_LIBAVFORMAT_FOUND AND + FFMPEG_LIBAVCODEC_FOUND AND + FFMPEG_LIBAVUTIL_FOUND AND + FFMPEG_LIBSWRESAMPLE_FOUND +) + + + SET(FFMPEG_FOUND "YES") + + SET(FFMPEG_INCLUDE_DIRS ${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS}) + + SET(FFMPEG_LIBRARY_DIRS ${FFMPEG_LIBAVFORMAT_LIBRARY_DIRS}) + + SET(FFMPEG_LIBRARIES + ${FFMPEG_LIBAVFORMAT_LIBS} + ${FFMPEG_LIBAVCODEC_LIBS} + ${FFMPEG_LIBAVUTIL_LIBS} + ${FFMPEG_LIBSWRESAMPLE_LIBS} + ) + +ELSE () + + MESSAGE(STATUS "Could not find FFMPEG") + +ENDIF() + +message(STATUS ${FFMPEG_LIBRARIES} ${FFMPEG_LIBAVFORMAT_LIBRARIES}) + +include(FindPackageHandleStandardArgs) +# handle the QUIETLY and REQUIRED arguments and set FFMPEG_FOUND to TRUE +# if all listed variables are TRUE +find_package_handle_standard_args(FFMPEG DEFAULT_MSG + FFMPEG_LIBRARIES FFMPEG_INCLUDE_DIRS) + +mark_as_advanced(FFMPEG_INCLUDE_DIRS FFMPEG_LIBRARY_DIRS FFMPEG_LIBRARIES) |