mirror of
https://github.com/NGSolve/netgen.git
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88 lines
2.7 KiB
CMake
88 lines
2.7 KiB
CMake
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# - Try to find ffmpeg libraries (libavcodec, libavformat, libavutil and swscale)
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# Once done this will define
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#
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# FFMPEG_FOUND - system has ffmpeg or libav
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# FFMPEG_INCLUDE_DIR - the ffmpeg include directory
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# FFMPEG_LIBRARIES - Link these to use ffmpeg
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# FFMPEG_LIBAVCODEC
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# FFMPEG_LIBAVFORMAT
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# FFMPEG_LIBAVUTIL
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# FFMPEG_SWSCALE
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#
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# Copyright (c) 2008 Andreas Schneider <mail@cynapses.org>
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# Modified for other libraries by Lasse Kärkkäinen <tronic>
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# Modified for Hedgewars by Stepik777
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# Modified for Netgen by Christoph Lehrenfeld (2015) (current version)
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#
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# Redistribution and use is allowed according to the terms of the New
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# BSD license.
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#
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if (FFMPEG_LIBRARIES AND FFMPEG_INCLUDE_DIR)
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# in cache already
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set(FFMPEG_FOUND TRUE)
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else (FFMPEG_LIBRARIES AND FFMPEG_INCLUDE_DIR)
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# use pkg-config to get the directories and then use these values
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# in the FIND_PATH() and FIND_LIBRARY() calls
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find_package(PkgConfig)
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if (PKG_CONFIG_FOUND)
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pkg_check_modules(_FFMPEG_AVCODEC libavcodec)
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pkg_check_modules(_FFMPEG_AVFORMAT libavformat)
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pkg_check_modules(_FFMPEG_AVUTIL libavutil)
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pkg_check_modules(SWSCALE libswscale)
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endif (PKG_CONFIG_FOUND)
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find_path(FFMPEG_AVCODEC_INCLUDE_DIR
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NAMES libavcodec/avcodec.h
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PATHS ${_FFMPEG_AVCODEC_INCLUDE_DIRS} /usr/include /usr/local/include /opt/local/include /sw/include
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PATH_SUFFIXES ffmpeg libav
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)
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find_library(FFMPEG_LIBAVCODEC
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NAMES avcodec
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PATHS ${_FFMPEG_AVCODEC_LIBRARY_DIRS} /usr/lib /usr/local/lib /opt/local/lib /sw/lib
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)
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find_library(FFMPEG_LIBAVFORMAT
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NAMES avformat
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PATHS ${_FFMPEG_AVFORMAT_LIBRARY_DIRS} /usr/lib /usr/local/lib /opt/local/lib /sw/lib
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)
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find_library(FFMPEG_LIBAVUTIL
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NAMES avutil
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PATHS ${_FFMPEG_AVUTIL_LIBRARY_DIRS} /usr/lib /usr/local/lib /opt/local/lib /sw/lib
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)
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find_library(FFMPEG_SWSCALE
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NAMES swscale
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PATHS ${SWSCALE_LIBRARY_DIRS} /usr/lib /usr/local/lib /opt/local/lib /sw/lib
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)
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if (FFMPEG_LIBAVCODEC AND FFMPEG_LIBAVFORMAT)
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set(FFMPEG_FOUND TRUE)
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endif()
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if (FFMPEG_FOUND)
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set(FFMPEG_INCLUDE_DIR ${FFMPEG_AVCODEC_INCLUDE_DIR})
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set(FFMPEG_LIBRARIES
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${FFMPEG_LIBAVCODEC}
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${FFMPEG_LIBAVFORMAT}
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${FFMPEG_LIBAVUTIL}
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${FFMPEG_SWSCALE}
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)
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endif (FFMPEG_FOUND)
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if (FFMPEG_FOUND)
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if (NOT FFMPEG_FIND_QUIETLY)
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message(STATUS "Found FFMPEG or Libav: ${FFMPEG_LIBRARIES}, ${FFMPEG_INCLUDE_DIR}")
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endif (NOT FFMPEG_FIND_QUIETLY)
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else (FFMPEG_FOUND)
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if (FFMPEG_FIND_REQUIRED)
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message(FATAL_ERROR "Could not find libavcodec or libavformat or libavutil")
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endif (FFMPEG_FIND_REQUIRED)
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endif (FFMPEG_FOUND)
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endif (FFMPEG_LIBRARIES AND FFMPEG_INCLUDE_DIR)
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