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CMake: fix FindFFmpeg when ffmpeg isn't found

This commit is contained in:
Michael Maltese 2017-05-26 00:45:37 -07:00
parent d951d2e4c4
commit 9dfd8bbf38
1 changed files with 4 additions and 2 deletions
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6
CMake/FindFFmpeg.cmake
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@ -95,7 +95,7 @@ function(find_ffmpeg LIBNAME)
if(NOT FFMPEG_DIR AND (NOT FFmpeg_LIBRARY_${LIBNAME} OR NOT FFmpeg_INCLUDE_${LIBNAME}))
# Didn't find it in the usual paths, try pkg-config
find_package(PkgConfig QUIET)
pkg_check_modules(FFmpeg_PKGCONFIG_${LIBNAME} REQUIRED QUIET lib${LIBNAME})
pkg_check_modules(FFmpeg_PKGCONFIG_${LIBNAME} QUIET lib${LIBNAME})
find_path(FFmpeg_INCLUDE_${LIBNAME} lib${LIBNAME}/${LIBNAME}.h
${FFmpeg_PKGCONFIG_${LIBNAME}_INCLUDE_DIRS}
@ -144,7 +144,9 @@ foreach(c ${_FFmpeg_ALL_COMPONENTS})
endif()
endforeach()
list(REMOVE_DUPLICATES FFmpeg_INCLUDES)
if(FFmpeg_INCLUDES)
list(REMOVE_DUPLICATES FFmpeg_INCLUDES)
endif()
foreach(c ${FFmpeg_FIND_COMPONENTS})
list(APPEND _FFmpeg_REQUIRED_VARS FFmpeg_INCLUDE_${c} FFmpeg_LIBRARY_${c})