# Find ffmpeg/libav libraries (libavcodec, libavformat and libavutil)

# Once done this will define

#

#  FFMPEG_FOUND             - system has libavcodec, libavformat, libavutil

#  FFMPEG_INCLUDE_DIR       - the libav include directories

#  FFMPEG_LIBRARIES         - the libav libraries

#

#  LIBAVCODEC_LIBRARY      - the libavcodec library

#  LIBAVCODEC_INCLUDE_DIR  - the libavcodec include directory

#  LIBAVFORMAT_LIBRARY     - the libavformat library

#  LIBAVUTIL_LIBRARY       - the libavutil library

#

#  Copyright (c) 2008 Andreas Schneider <mail@cynapses.org>

#  Modified for other libraries by Lasse Kärkkäinen <tronic>

#  Modified for Hedgewars by Stepik777

#  Copyright (c) 2013 Vittorio Giovara <vittorio.giovara@gmail.com>

#

#  Redistribution and use is allowed according to the terms of the New

#  BSD license.

#

include(FindPackageHandleStandardArgs)

# use pkg-config to get the directories and then use these values

# in the FIND_PATH() and FIND_LIBRARY() calls

find_package(PkgConfig)

if(PKG_CONFIG_FOUND)

    if(NOT LIBAVCODEC_INCLUDE_DIR OR NOT LIBAVCODEC_LIBRARY)

        pkg_check_modules(_FFMPEG_AVCODEC libavcodec)

    endif()

    if(NOT LIBAVFORMAT_LIBRARY)

        pkg_check_modules(_FFMPEG_AVFORMAT libavformat)

    endif()

    if(NOT LIBAVUTIL_LIBRARY)

        pkg_check_modules(_FFMPEG_AVUTIL libavutil)

    endif()

endif(PKG_CONFIG_FOUND)

find_path(LIBAVCODEC_INCLUDE_DIR

    NAMES libavcodec/avcodec.h

    PATHS ${_FFMPEG_AVCODEC_INCLUDE_DIRS}    #pkg-config

          /usr/include /usr/local/include    #system level

          /opt/local/include /sw/include     #macports & fink

    PATH_SUFFIXES libav ffmpeg

)

#TODO: add other include paths

find_library(LIBAVCODEC_LIBRARY

    NAMES avcodec

    PATHS ${_FFMPEG_AVCODEC_LIBRARY_DIRS}   #pkg-config

          /usr/lib /usr/local/lib           #system level

          /opt/local/lib /sw/lib            #macports & fink

)

find_library(LIBAVFORMAT_LIBRARY

    NAMES avformat

    PATHS ${_FFMPEG_AVFORMAT_LIBRARY_DIRS}  #pkg-config

          /usr/lib /usr/local/lib           #system level

          /opt/local/lib /sw/lib            #macports & fink

)

find_library(LIBAVUTIL_LIBRARY

    NAMES avutil

    PATHS ${_FFMPEG_AVUTIL_LIBRARY_DIRS}    #pkg-config

          /usr/lib /usr/local/lib           #system level

          /opt/local/lib /sw/lib            #macports & fink

)

find_package_handle_standard_args(FFMPEG DEFAULT_MSG LIBAVCODEC_LIBRARY LIBAVCODEC_INCLUDE_DIR

                                                     LIBAVFORMAT_LIBRARY

                                                     LIBAVUTIL_LIBRARY

                                                     )

set(FFMPEG_INCLUDE_DIR ${LIBAVCODEC_INCLUDE_DIR}

                       #TODO: add other include paths

                       )

set(FFMPEG_LIBRARIES ${LIBAVCODEC_LIBRARY}

                     ${LIBAVFORMAT_LIBRARY}

                     ${LIBAVUTIL_LIBRARY}

                     )

mark_as_advanced(FFMPEG_INCLUDE_DIR FFMPEG_LIBRARIES LIBAVCODEC_LIBRARY LIBAVCODEC_INCLUDE_DIR LIBAVFORMAT_LIBRARY LIBAVUTIL_LIBRARY)