opencv/cmake/OpenCVFindTIMVX.cmake

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CMake
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set(TIMVX_INSTALL_DIR "" CACHE PATH "Path to libtim-vx installation")
set(VIVANTE_SDK_DIR "" CACHE PATH "Path to VIVANTE SDK needed by TIM-VX.")
set(VIVANTE_SDK_LIB_CANDIDATES "OpenVX;VSC;GAL;ArchModelSw;NNArchPerf" CACHE STRING "VIVANTE SDK library candidates")
# Ensure VIVANTE SDK library candidates are present in given search path
function(find_vivante_sdk_libs _viv_notfound _viv_search_path)
foreach(one ${VIVANTE_SDK_LIB_CANDIDATES})
#NO_DEFAULT_PATH is used to ensure VIVANTE SDK libs are from one only source
find_library(VIV_${one}_LIB ${one} PATHS "${_viv_search_path}/lib" NO_DEFAULT_PATH)
if(NOT VIV_${one}_LIB)
list(APPEND _viv_notfound_list ${one})
endif()
endforeach()
set(${_viv_notfound} ${_viv_notfound_list} PARENT_SCOPE)
endfunction()
# Default value for VIVANTE_SDK_DIR: /usr
if(NOT VIVANTE_SDK_DIR)
set(VIVANTE_SDK_DIR "/usr")
endif()
# Environment variable VIVANTE_SDK_DIR overrides the one in this script
if(DEFINED ENV{VIVANTE_SDK_DIR})
set(VIVANTE_SDK_DIR $ENV{VIVANTE_SDK_DIR})
message(STATUS "TIM-VX: Load VIVANTE_SDK_DIR from system environment: ${VIVANTE_SDK_DIR}")
endif()
# Compile with pre-installed TIM-VX; Or compile together with TIM-VX from source
if(TIMVX_INSTALL_DIR AND NOT BUILD_TIMVX)
message(STATUS "TIM-VX: Use binaries at ${TIMVX_INSTALL_DIR}")
set(BUILD_TIMVX OFF)
set(TIMVX_INC_DIR "${TIMVX_INSTALL_DIR}/include" CACHE INTERNAL "TIM-VX include directory")
find_library(TIMVX_LIB "tim-vx" PATHS "${TIMVX_INSTALL_DIR}/lib" NO_DEFAULT_PATH)
if(TIMVX_LIB)
set(TIMVX_FOUND ON)
else()
set(TIMVX_FOUND OFF)
endif()
# Verify if requested VIVANTE SDK libraries are all found
find_vivante_sdk_libs(missing ${VIVANTE_SDK_DIR})
if(missing)
message(STATUS "TIM-VX: Failed to find ${missing} in ${VIVANTE_SDK_DIR}/lib. Turning off TIMVX_VIV_FOUND")
set(TIMVX_VIV_FOUND OFF)
else()
message(STATUS "TIM-VX: dependent VIVANTE SDK libraries are found at ${VIVANTE_SDK_DIR}/lib.")
set(TIMVX_VIV_FOUND ON)
endif()
else()
message(STATUS "TIM-VX: Build from source")
include("${OpenCV_SOURCE_DIR}/3rdparty/libtim-vx/tim-vx.cmake")
endif()
if(TIMVX_FOUND AND TIMVX_VIV_FOUND)
set(HAVE_TIMVX 1)
message(STATUS "TIM-VX: Found TIM-VX includes: ${TIMVX_INC_DIR}")
message(STATUS "TIM-VX: Found TIM-VX library: ${TIMVX_LIB}")
set(TIMVX_LIBRARY ${TIMVX_LIB})
set(TIMVX_INCLUDE_DIR ${TIMVX_INC_DIR})
message(STATUS "TIM-VX: Found VIVANTE SDK libraries: ${VIVANTE_SDK_DIR}/lib")
link_directories(${VIVANTE_SDK_DIR}/lib)
endif()
MARK_AS_ADVANCED(
TIMVX_INC_DIR
TIMVX_LIB
)