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# - Try to find libyuv
# Once done this will define
#
# LIBYUV_FOUND - system has libyuv
# LIBYUV_INCLUDE_DIR - the libyuv include directory
# LIBYUV_LIBRARIES - Link these to use libyuv
#
#=============================================================================
# Copyright (c) 2020 Andreas Schneider <asn@cryptomilk.org>
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
#
find_package(PkgConfig QUIET)
if(PKG_CONFIG_FOUND)
pkg_check_modules(_LIBYUV libyuv)
endif(PKG_CONFIG_FOUND)
if(NOT LIBYUV_INCLUDE_DIR)
find_path(LIBYUV_INCLUDE_DIR NAMES libyuv.h PATHS ${_LIBYUV_INCLUDEDIR})
endif()
if(LIBYUV_INCLUDE_DIR AND NOT LIBYUV_VERSION)
set(LIBYUV_VERSION_H "${LIBYUV_INCLUDE_DIR}/libyuv/version.h")
if(EXISTS ${LIBYUV_VERSION_H})
# message(STATUS "Reading: ${LIBYUV_VERSION_H}")
file(READ ${LIBYUV_VERSION_H} LIBYUV_VERSION_H_CONTENTS)
string(REGEX MATCH "#define LIBYUV_VERSION ([0-9]+)" _ ${LIBYUV_VERSION_H_CONTENTS})
set(LIBYUV_VERSION ${CMAKE_MATCH_1})
# message(STATUS "libyuv version detected: ${LIBYUV_VERSION}")
endif()
if(NOT LIBYUV_VERSION)
message(STATUS "libyuv version detection failed.")
endif()
endif()
if(NOT LIBYUV_LIBRARY)
find_library(LIBYUV_LIBRARY NAMES yuv PATHS ${_LIBYUV_LIBDIR})
endif()
if(LIBYUV_LIBRARY)
set(LIBYUV_LIBRARIES ${LIBYUV_LIBRARIES} ${LIBYUV_LIBRARY})
endif(LIBYUV_LIBRARY)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
libyuv REQUIRED_VARS LIBYUV_LIBRARY LIBYUV_LIBRARIES LIBYUV_INCLUDE_DIR VERSION_VAR _LIBYUV_VERSION
)
# show the LIBYUV_INCLUDE_DIR, LIBYUV_LIBRARY and LIBYUV_LIBRARIES variables only
# in the advanced view
mark_as_advanced(LIBYUV_INCLUDE_DIR LIBYUV_LIBRARY LIBYUV_LIBRARIES)
if(LIBYUV_LIBRARY)
if("${LIBYUV_LIBRARY}" MATCHES "\\${CMAKE_STATIC_LIBRARY_SUFFIX}$")
add_library(yuv::yuv STATIC IMPORTED GLOBAL)
else()
add_library(yuv::yuv SHARED IMPORTED GLOBAL)
endif()
set_target_properties(
yuv::yuv PROPERTIES IMPORTED_LOCATION "${LIBYUV_LIBRARY}" IMPORTED_IMPLIB "${LIBYUV_LIBRARY}" IMPORTED_SONAME yuv
)
target_include_directories(yuv::yuv INTERFACE "${LIBYUV_INCLUDE_DIR}")
set(libyuv_FOUND ON)
endif()
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