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From Jean-Sebastien Guay, added non pkg-config based ffmpeg search scheme.

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This commit is contained in:
Robert Osfield 2009-03-04 16:16:07 +00:00
parent d2099da5cb
commit 273be5f0ae
1 changed files with 80 additions and 16 deletions
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96
CMakeModules/FindFFmpeg.cmake
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@ -1,44 +1,108 @@
# Locate ffmpeg # Locate ffmpeg
# This module defines # This module defines
# FFMPEG_LIBRARIES # FFMPEG_LIBRARIES
# FFMPEG_FOUND, if false, do not try to link to ffmpeg # FFMPEG_FOUND, if false, do not try to link to ffmpeg
# FFMPEG_INCLUDE_DIR, where to find the headers # FFMPEG_INCLUDE_DIR, where to find the headers
# #
# $FFMPEG_DIR is an environment variable that would # $FFMPEG_DIR is an environment variable that would
# correspond to the ./configure --prefix=$FFMPEG_DIR # correspond to the ./configure --prefix=$FFMPEG_DIR
# #
# Created by Robert Osfield. # Created by Robert Osfield.
#use pkg-config to find various modes # Macro to find header and lib directories
INCLUDE(FindPkgConfig OPTIONAL) # example: FFMPEG_FIND(AVFORMAT avformat avformat.h)
MACRO(FFMPEG_FIND varname shortname headername)
# First try to find header directly in include directory
FIND_PATH(FFMPEG_${varname}_INCLUDE_DIRS ${headername}
${FFMPEG_ROOT}/include
$ENV{FFMPEG_DIR}/include
$ENV{OSGDIR}/include
$ENV{OSG_ROOT}/include
~/Library/Frameworks
/Library/Frameworks
/usr/local/include
/usr/include/
/sw/include # Fink
/opt/local/include # DarwinPorts
/opt/csw/include # Blastwave
/opt/include
/usr/freeware/include
)
IF(PKG_CONFIG_FOUND) # If not found, try to find it in a subdirectory. Tanguy's build has
# avformat.h in include/libavformat, so this catches that case. If that's
# standard, perhaps we can keep just this case.
IF(NOT FFMPEG_${varname}_INCLUDE_DIRS)
FIND_PATH(FFMPEG_${varname}_INCLUDE_DIRS lib${shortname}/${headername}
${FFMPEG_ROOT}/include
$ENV{FFMPEG_DIR}/include
$ENV{OSGDIR}/include
$ENV{OSG_ROOT}/include
~/Library/Frameworks
/Library/Frameworks
/usr/local/include
/usr/include/
/sw/include # Fink
/opt/local/include # DarwinPorts
/opt/csw/include # Blastwave
/opt/include
/usr/freeware/include
)
ENDIF(NOT FFMPEG_${varname}_INCLUDE_DIRS)
INCLUDE(FindPkgConfig) FIND_LIBRARY(FFMPEG_${varname}_LIBRARIES
NAMES ${shortname}
PATHS
${FFMPEG_ROOT}/lib
$ENV{FFMPEG_DIR}/lib
$ENV{OSGDIR}/lib
$ENV{OSG_ROOT}/lib
~/Library/Frameworks
/Library/Frameworks
/usr/local/lib
/usr/local/lib64
/usr/lib
/usr/lib64
/sw/lib
/opt/local/lib
/opt/csw/lib
/opt/lib
/usr/freeware/lib64
)
pkg_check_modules(FFMPEG_LIBAVFORMAT libavformat) IF (FFMPEG_${varname}_LIBRARIES)
pkg_check_modules(FFMPEG_LIBAVDEVICE libavdevice) SET(FFMPEG_${varname}_FOUND 1)
pkg_check_modules(FFMPEG_LIBAVCODEC libavcodec) ENDIF(FFMPEG_${varname}_LIBRARIES)
pkg_check_modules(FFMPEG_LIBAVUTIL libavutil)
pkg_check_modules(FFMPEG_LIBSWSCALE libswscale)
ENDIF(PKG_CONFIG_FOUND) ENDMACRO(FFMPEG_FIND)
SET(FFMPEG_ROOT "$ENV{FFMPEG_DIR}" CACHE PATH "Location of FFMPEG")
FFMPEG_FIND(LIBAVFORMAT avformat avformat.h)
FFMPEG_FIND(LIBAVDEVICE avdevice avdevice.h)
FFMPEG_FIND(LIBAVCODEC avcodec avcodec.h)
FFMPEG_FIND(LIBAVUTIL avutil avutil.h)
FFMPEG_FIND(LIBSWSCALE swscale swscale.h) # not sure about the header to look for here.
SET(FFMPEG_FOUND "NO") SET(FFMPEG_FOUND "NO")
# Note we don't check FFMPEG_LIBSWSCALE_FOUND here, it's optional.
IF (FFMPEG_LIBAVFORMAT_FOUND AND FFMPEG_LIBAVDEVICE_FOUND AND FFMPEG_LIBAVCODEC_FOUND AND FFMPEG_LIBAVUTIL_FOUND) IF (FFMPEG_LIBAVFORMAT_FOUND AND FFMPEG_LIBAVDEVICE_FOUND AND FFMPEG_LIBAVCODEC_FOUND AND FFMPEG_LIBAVUTIL_FOUND)
SET(FFMPEG_FOUND "YES") SET(FFMPEG_FOUND "YES")
SET(FFMPEG_INCLUDE_DIRS ${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS}) SET(FFMPEG_INCLUDE_DIRS ${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS})
SET(FFMPEG_LIBRARY_DIRS ${FFMPEG_LIBAVFORMAT_LIBRARY_DIRS}) SET(FFMPEG_LIBRARY_DIRS ${FFMPEG_LIBAVFORMAT_LIBRARY_DIRS})
# Note we don't add FFMPEG_LIBSWSCALE_LIBRARIES here, it will be added if found later.
SET(FFMPEG_LIBRARIES SET(FFMPEG_LIBRARIES
${FFMPEG_LIBAVFORMAT_LIBRARIES} ${FFMPEG_LIBAVFORMAT_LIBRARIES}
${FFMPEG_LIBAVDEVICE_LIBRARIES} ${FFMPEG_LIBAVDEVICE_LIBRARIES}
${FFMPEG_LIBAVCODEC_LIBRARIES} ${FFMPEG_LIBAVCODEC_LIBRARIES}
${FFMPEG_LIBAVUTIL_LIBRARIES}) ${FFMPEG_LIBAVUTIL_LIBRARIES})
ELSE (FFMPEG_LIBAVFORMAT_FOUND AND FFMPEG_LIBAVDEVICE_FOUND AND FFMPEG_LIBAVCODEC_FOUND AND FFMPEG_LIBAVUTIL_FOUND)
MESSAGE(STATUS "Could not find FFMPEG")
ENDIF(FFMPEG_LIBAVFORMAT_FOUND AND FFMPEG_LIBAVDEVICE_FOUND AND FFMPEG_LIBAVCODEC_FOUND AND FFMPEG_LIBAVUTIL_FOUND) ENDIF(FFMPEG_LIBAVFORMAT_FOUND AND FFMPEG_LIBAVDEVICE_FOUND AND FFMPEG_LIBAVCODEC_FOUND AND FFMPEG_LIBAVUTIL_FOUND)