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-rw-r--r--FindLibAV.cmake86
1 files changed, 0 insertions, 86 deletions
diff --git a/FindLibAV.cmake b/FindLibAV.cmake
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--- a/FindLibAV.cmake
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-# vim: ts=2 sw=2
-# - Try to find the required libav components(default: AVFORMAT, AVUTIL, AVCODEC)
-#
-# Once done this will define
-# LIBAV_FOUND - System has the all required components.
-# LIBAV_INCLUDE_DIRS - Include directory necessary for using the required components headers.
-# LIBAV_LIBRARIES - Link these to use the required libav components.
-#
-# For each of the components it will additionally set.
-# - AVCODEC
-# - AVDEVICE
-# - AVFILTER
-# - AVFORMAT
-# - AVRESAMPLE
-# - AVUTIL
-# - SWSCALE
-# the following variables will be defined
-# <component>_FOUND - System has <component>
-# <component>_INCLUDE_DIRS - Include directory necessary for using the <component> headers
-# <component>_LIBRARIES - Link these to use <component>
-# <component>_VERSION_STRING - The component's version
-#
-# Copyright (c) 2006, Matthias Kretz, <kretz@kde.org>
-# Copyright (c) 2008, Alexander Neundorf, <neundorf@kde.org>
-# Copyright (c) 2011, Michael Jansen, <kde@michael-jansen.biz>
-# Copyright (c) 2013,2015 Stephen Baker <baker.stephen.e@gmail.com>
-# Copyright (c) 2015, Alexander Bessman
-#
-# Redistribution and use is allowed according to the terms of the BSD license.
-# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
-
-include(FindPackageHandleStandardArgs)
-include(${CMAKE_CURRENT_LIST_DIR}/CMakeFFmpegLibavMacros.cmake)
-
-# The default components were taken from a survey over other FindLIBAV.cmake files
-if(NOT LibAV_FIND_COMPONENTS)
- set(LibAV_FIND_COMPONENTS AVCODEC AVFORMAT AVUTIL)
-endif()
-
-# Check for cached results. If there are skip the costly part.
-if(NOT LIBAV_LIBRARIES)
-
- # Check for all possible component.
- find_component(AVCODEC avcodec libavcodec/avcodec.h libavcodec/version.h)
- find_component(AVFORMAT avformat libavformat/avformat.h libavformat/version.h)
- find_component(AVDEVICE avdevice libavdevice/avdevice.h libavdevice/version.h)
- find_component(AVFILTER avfilter libavfilter/avfilter.h libavfilter/version.h)
- find_component(AVUTIL avutil libavutil/avutil.h libavutil/version.h)
- find_component(SWSCALE swscale libswscale/swscale.h libswscale/version.h)
-
- # Check if the required components were found and add their stuff to the LIBAV_* vars.
- foreach(_component ${LibAV_FIND_COMPONENTS})
- if(${_component}_FOUND)
- # message(STATUS "Required component ${_component} present.")
- set(LIBAV_LIBRARIES ${LIBAV_LIBRARIES} ${${_component}_LIBRARIES})
- list(APPEND LIBAV_INCLUDE_DIRS ${${_component}_INCLUDE_DIRS})
- else()
- # message(STATUS "Required component ${_component} missing.")
- endif()
- endforeach()
-
- # Build the include path with duplicates removed.
- if(LIBAV_INCLUDE_DIRS)
- list(REMOVE_DUPLICATES LIBAV_INCLUDE_DIRS)
- endif()
-
- # cache the vars.
- set(LIBAV_INCLUDE_DIRS ${LIBAV_INCLUDE_DIRS} CACHE STRING "The LibAV include directories." FORCE)
- set(LIBAV_LIBRARIES ${LIBAV_LIBRARIES} CACHE STRING "The LibAV libraries." FORCE)
-
- mark_as_advanced(LIBAV_INCLUDE_DIRS LIBAV_LIBRARIES)
-endif()
-
-# Now set the noncached _FOUND vars for the components.
-foreach(_component AVCODEC AVDEVICE AVFILTER AVFORMAT AVRESAMPLE AVUTIL SWSCALE)
- set_component_found(${_component})
-endforeach()
-
-# Compile the list of required vars
-set(_LibAV_REQUIRED_VARS LIBAV_LIBRARIES LIBAV_INCLUDE_DIRS)
-foreach(_component ${LibAV_FIND_COMPONENTS})
- list(APPEND _LibAV_REQUIRED_VARS ${_component}_LIBRARIES ${_component}_INCLUDE_DIRS)
-endforeach()
-
-# Give a nice error message if some of the required vars are missing.
-find_package_handle_standard_args(LibAV DEFAULT_MSG ${_LibAV_REQUIRED_VARS})