diff options
Diffstat (limited to 'build_files/cmake')
-rw-r--r-- | build_files/cmake/Modules/FindFFmpeg.cmake | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/build_files/cmake/Modules/FindFFmpeg.cmake b/build_files/cmake/Modules/FindFFmpeg.cmake new file mode 100644 index 00000000000..844132f5337 --- /dev/null +++ b/build_files/cmake/Modules/FindFFmpeg.cmake @@ -0,0 +1,83 @@ +# - Find FFmpeg library and includes. +# Set FFMPEG_FIND_COMPONENTS to the canonical names of the libraries +# before using the package. +# This module defines +# FFMPEG_INCLUDE_DIRS, where to find libavcodec/ac3_parser.h. +# FFMPEG_LIBRARIES, libraries to link against to use FFmpeg. +# FFMPEG_ROOT_DIR, The base directory to search for FFmpeg. +# This can also be an environment variable. +# FFMPEG_FOUND, If false, do not try to use FFmpeg. +# FFMPEG_<COMPONENT>_LIBRARY, the given individual component libraries. +#============================================================================= +# Copyright 2020 Blender Foundation. +# +# Distributed under the OSI-approved BSD 3-Clause License, +# see accompanying file BSD-3-Clause-license.txt for details. +#============================================================================= + +# If FFMPEG_ROOT_DIR was defined in the environment, use it. +if(NOT FFMPEG_ROOT_DIR AND NOT $ENV{FFMPEG_ROOT_DIR} STREQUAL "") + set(FFMPEG_ROOT_DIR $ENV{FFMPEG_ROOT_DIR}) +endif() + +set(_ffmpeg_SEARCH_DIRS + ${FFMPEG_ROOT_DIR} + /opt/lib/ffmpeg +) + +if(NOT FFMPEG_FIND_COMPONENTS) + set(FFMPEG_FIND_COMPONENTS + # List taken from http://ffmpeg.org/download.html#build-mac + avcodec + avdevice + avfilter + avformat + avutil + ) +endif() + +find_path(_ffmpeg_INCLUDE_DIR + NAMES + libavcodec/ac3_parser.h + HINTS + ${_ffmpeg_SEARCH_DIRS} + PATH_SUFFIXES + include +) + +set(_ffmpeg_LIBRARIES) +foreach(_component ${FFMPEG_FIND_COMPONENTS}) + string(TOUPPER ${_component} _upper_COMPONENT) + find_library(FFMPEG_${_upper_COMPONENT}_LIBRARY + NAMES + ${_upper_COMPONENT} + HINTS + ${LIBDIR}/ffmpeg + PATH_SUFFIXES + lib64 lib + ) + if(NOT FFMPEG_${_upper_COMPONENT}_LIBRARY) + message(WARNING "Could not find FFpeg ${_upper_COMPONENT}.") + endif() + list(APPEND _ffmpeg_LIBRARIES ${FFMPEG_${_upper_COMPONENT}_LIBRARY}) + mark_as_advanced(FFMPEG_${_upper_COMPONENT}_LIBRARY) +endforeach() + +# handle the QUIETLY and REQUIRED arguments and set FFMPEG_FOUND to TRUE if +# all listed variables are TRUE +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(FFmpeg DEFAULT_MSG + _ffmpeg_LIBRARIES _ffmpeg_INCLUDE_DIR) + +IF(FFMPEG_FOUND) + set(FFMPEG_LIBRARIES ${_ffmpeg_LIBRARIES}) + set(FFMPEG_INCLUDE_DIRS ${_ffmpeg_INCLUDE_DIR}) +ENDIF(FFMPEG_FOUND) + +mark_as_advanced( + FFMPEG_INCLUDE_DIR +) + +unset(_ffmpeg_SEARCH_DIRS) +unset(_ffmpeg_LIBRARIES) +unset(_ffmpeg_INCLUDE_DIR) |