shadPS4/cmake/FindFFmpeg.cmake

24 lines
874 B
CMake

# SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
# SPDX-License-Identifier: GPL-2.0-or-later
find_package(PkgConfig QUIET)
pkg_check_modules(FFMPEG QUIET IMPORTED_TARGET libavcodec libavfilter libavformat libavutil libswresample libswscale)
find_file(FFMPEG_VERSION_FILE libavutil/ffversion.h HINTS "${FFMPEG_libavutil_INCLUDEDIR}")
if (FFMPEG_VERSION_FILE)
file(STRINGS "${FFMPEG_VERSION_FILE}" FFMPEG_VERSION_LINE REGEX "FFMPEG_VERSION")
string(REGEX MATCH "[0-9.]+" FFMPEG_VERSION "${FFMPEG_VERSION_LINE}")
unset(FFMPEG_VERSION_LINE)
unset(FFMPEG_VERSION_FILE)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(FFmpeg
REQUIRED_VARS FFMPEG_LINK_LIBRARIES
VERSION_VAR FFMPEG_VERSION
)
if (FFmpeg_FOUND AND NOT TARGET FFmpeg::ffmpeg)
add_library(FFmpeg::ffmpeg ALIAS PkgConfig::FFMPEG)
endif()