# Module for locating SVT-HEVC Library
#
#    SVT_HEVC_INCLUDE_DIR
#        Points to the SVT-HEVC include directory.
#
#    SVT_HEVC_LIBRARY
#        Points to the SVT-HEVC library
# Copyright (c) 2013-2018 MulticoreWare, Inc

include(FindPackageHandleStandardArgs)

if(UNIX)
SET(CMAKE_FIND_LIBRARY_SUFFIXES ".so")
else()
SET(CMAKE_FIND_LIBRARY_SUFFIXES ".lib")
endif()

set(SVT_VERSION_MAJOR_REQUIRED 1)
set(SVT_VERSION_MINOR_REQUIRED 3)
set(SVT_VERSION_PATCHLEVEL_REQUIRED 0)

find_path(SVT_HEVC_INCLUDE_DIR
    NAMES EbApi.h EbErrorCodes.h EbTime.h
    HINTS $ENV{SVT_HEVC_INCLUDE_DIR}
    PATHS ENV
    DOC "SVT-HEVC include directory")

if(SVT_HEVC_INCLUDE_DIR)
file(READ "${SVT_HEVC_INCLUDE_DIR}/EbApi.h" version)

string(REGEX MATCH "SVT_VERSION_MAJOR       ([0-9]*)" _ ${version})
set(SVT_VERSION_MAJOR ${CMAKE_MATCH_1})

string(REGEX MATCH "SVT_VERSION_MINOR       ([0-9]*)" _ ${version})
set(SVT_VERSION_MINOR ${CMAKE_MATCH_1})

string(REGEX MATCH "SVT_VERSION_PATCHLEVEL  ([0-9]*)" _ ${version})
set(SVT_VERSION_PATCHLEVEL ${CMAKE_MATCH_1})

if(NOT ${SVT_VERSION_MAJOR} EQUAL "1" OR NOT ${SVT_VERSION_MINOR} EQUAL "3" OR NOT ${SVT_VERSION_PATCHLEVEL} EQUAL "0")
    message (SEND_ERROR "-- Found SVT-HEVC Lib Version: ${SVT_VERSION_MAJOR}.${SVT_VERSION_MINOR}.${SVT_VERSION_PATCHLEVEL} which doesn't match the required version: ${SVT_VERSION_MAJOR_REQUIRED}.${SVT_VERSION_MINOR_REQUIRED}.${SVT_VERSION_PATCHLEVEL_REQUIRED}; Aborting configure  ")
else()
    message(STATUS "-- Found SVT-HEVC Lib Version: ${SVT_VERSION_MAJOR}.${SVT_VERSION_MINOR}.${SVT_VERSION_PATCHLEVEL}")
endif()

endif()

find_library(SVT_HEVC_LIBRARY
if(UNIX)
    NAMES SvtHevcEnc
else()
    NAMES SvtHevcEnc
endif()
    HINTS $ENV{SVT_HEVC_LIBRARY_DIR}
    PATHS ENV
    DOC "SVT-HEVC library")


mark_as_advanced(SVT_HEVC_LIBRARY SVT_HEVC_INCLUDE_DIR SVT_HEVC_LIBRARY_DIR)
find_package_handle_standard_args(SVTHEVC REQUIRED_VARS SVT_HEVC_LIBRARY SVT_HEVC_INCLUDE_DIR)