mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
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590 lines
23 KiB
590 lines
23 KiB
if((WIN32 AND NOT MSVC) OR OPENCV_CMAKE_FORCE_CUDA) |
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message(STATUS "CUDA compilation is disabled (due to only Visual Studio compiler supported on your platform).") |
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return() |
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endif() |
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if((NOT UNIX AND CV_CLANG) OR OPENCV_CMAKE_FORCE_CUDA) |
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message(STATUS "CUDA compilation is disabled (due to Clang unsupported on your platform).") |
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return() |
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endif() |
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#set(OPENCV_CMAKE_CUDA_DEBUG 1) |
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if(CUDA_TOOLKIT_ROOT_DIR) |
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set(CUDA_TOOLKIT_TARGET_DIR ${CUDA_TOOLKIT_ROOT_DIR}) |
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endif() |
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if(((NOT CMAKE_VERSION VERSION_LESS "3.9.0") # requires https://gitlab.kitware.com/cmake/cmake/merge_requests/663 |
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OR OPENCV_CUDA_FORCE_EXTERNAL_CMAKE_MODULE) |
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AND NOT OPENCV_CUDA_FORCE_BUILTIN_CMAKE_MODULE) |
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ocv_update(CUDA_LINK_LIBRARIES_KEYWORD "PRIVATE") |
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find_host_package(CUDA "${MIN_VER_CUDA}" QUIET) |
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else() |
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# Use OpenCV's patched "FindCUDA" module |
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set(CMAKE_MODULE_PATH "${OpenCV_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH}) |
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if(ANDROID) |
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set(CUDA_TARGET_OS_VARIANT "Android") |
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endif() |
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find_host_package(CUDA "${MIN_VER_CUDA}" QUIET) |
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list(REMOVE_AT CMAKE_MODULE_PATH 0) |
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endif() |
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if(CUDA_FOUND) |
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unset(CUDA_nvcuvenc_LIBRARY CACHE) |
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set(HAVE_CUDA 1) |
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if(NOT CUDA_VERSION VERSION_LESS 11.0) |
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# CUDA 11.0 removes nppicom |
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ocv_list_filterout(CUDA_nppi_LIBRARY "nppicom") |
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ocv_list_filterout(CUDA_npp_LIBRARY "nppicom") |
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endif() |
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|
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if(WITH_CUFFT) |
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set(HAVE_CUFFT 1) |
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endif() |
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|
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if(WITH_CUBLAS) |
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set(HAVE_CUBLAS 1) |
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endif() |
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|
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if(WITH_CUDNN) |
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set(CMAKE_MODULE_PATH "${OpenCV_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH}) |
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find_host_package(CUDNN "${MIN_VER_CUDNN}") |
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list(REMOVE_AT CMAKE_MODULE_PATH 0) |
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if(CUDNN_FOUND) |
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set(HAVE_CUDNN 1) |
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endif() |
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endif() |
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if(WITH_NVCUVID OR WITH_NVCUVENC) |
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macro(ocv_cuda_SEARCH_NVCUVID_HEADER _filename _result) |
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# place header file under CUDA_TOOLKIT_TARGET_DIR or CUDA_TOOLKIT_ROOT_DIR |
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find_path(_header_result |
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${_filename} |
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PATHS "${CUDA_TOOLKIT_TARGET_DIR}" "${CUDA_TOOLKIT_ROOT_DIR}" |
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ENV CUDA_PATH |
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ENV CUDA_INC_PATH |
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PATH_SUFFIXES include |
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NO_DEFAULT_PATH |
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) |
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if("x${_header_result}" STREQUAL "x_header_result-NOTFOUND") |
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set(${_result} 0) |
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else() |
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set(${_result} 1) |
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endif() |
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unset(_header_result CACHE) |
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endmacro() |
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if(WITH_NVCUVID) |
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ocv_cuda_SEARCH_NVCUVID_HEADER("nvcuvid.h" HAVE_NVCUVID_HEADER) |
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ocv_cuda_SEARCH_NVCUVID_HEADER("dynlink_nvcuvid.h" HAVE_DYNLINK_NVCUVID_HEADER) |
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find_cuda_helper_libs(nvcuvid) |
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if(CUDA_nvcuvid_LIBRARY AND (${HAVE_NVCUVID_HEADER} OR ${HAVE_DYNLINK_NVCUVID_HEADER})) |
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# make sure to have both header and library before enabling |
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set(HAVE_NVCUVID 1) |
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endif() |
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endif() |
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if(WITH_NVCUVENC) |
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ocv_cuda_SEARCH_NVCUVID_HEADER("nvEncodeAPI.h" HAVE_NVCUVENC_HEADER) |
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if(WIN32) |
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find_cuda_helper_libs(nvencodeapi) |
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else() |
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find_cuda_helper_libs(nvidia-encode) |
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endif() |
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if((CUDA_nvencodeapi_LIBRARY OR CUDA_nvidia-encode_LIBRARY) AND ${HAVE_NVCUVENC_HEADER}) |
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set(HAVE_NVCUVENC 1) |
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endif() |
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endif() |
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endif() |
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message(STATUS "CUDA detected: " ${CUDA_VERSION}) |
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OCV_OPTION(CUDA_ENABLE_DEPRECATED_GENERATION "Enable deprecated generations in the list" OFF) |
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set(_generations "Maxwell" "Pascal" "Volta" "Turing" "Ampere" "Lovelace" "Hopper") |
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if(CUDA_ENABLE_DEPRECATED_GENERATION) |
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set(_generations "Fermi" "${_generations}") |
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set(_generations "Kepler" "${_generations}") |
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endif() |
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set(_arch_fermi "2.0") |
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set(_arch_kepler "3.0;3.5;3.7") |
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set(_arch_maxwell "5.0;5.2") |
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set(_arch_pascal "6.0;6.1") |
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set(_arch_volta "7.0") |
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set(_arch_turing "7.5") |
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set(_arch_ampere "8.0;8.6") |
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set(_arch_lovelace "8.9") |
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set(_arch_hopper "9.0") |
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if(NOT CMAKE_CROSSCOMPILING) |
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list(APPEND _generations "Auto") |
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endif() |
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set(CUDA_GENERATION "" CACHE STRING "Build CUDA device code only for specific GPU architecture. Leave empty to build for all architectures.") |
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if( CMAKE_VERSION VERSION_GREATER "2.8" ) |
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set_property( CACHE CUDA_GENERATION PROPERTY STRINGS "" ${_generations} ) |
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endif() |
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if(CUDA_GENERATION) |
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if(NOT ";${_generations};" MATCHES ";${CUDA_GENERATION};") |
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string(REPLACE ";" ", " _generations "${_generations}") |
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message(FATAL_ERROR "ERROR: ${_generations} Generations are supported.") |
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endif() |
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unset(CUDA_ARCH_BIN CACHE) |
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unset(CUDA_ARCH_PTX CACHE) |
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endif() |
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if(OPENCV_CUDA_DETECTION_NVCC_FLAGS MATCHES "-ccbin") |
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# already specified by user |
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elseif(CUDA_HOST_COMPILER AND EXISTS "${CUDA_HOST_COMPILER}") |
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get_filename_component(c_compiler_realpath "${CMAKE_C_COMPILER}" REALPATH) |
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# C compiler doesn't work with --run option, forcing C++ compiler instead |
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if(CUDA_HOST_COMPILER STREQUAL c_compiler_realpath OR CUDA_HOST_COMPILER STREQUAL CMAKE_C_COMPILER) |
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if(DEFINED CMAKE_CXX_COMPILER) |
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get_filename_component(cxx_compiler_realpath "${CMAKE_CXX_COMPILER}" REALPATH) |
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LIST(APPEND OPENCV_CUDA_DETECTION_NVCC_FLAGS -ccbin "${cxx_compiler_realpath}") |
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else() |
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message(STATUS "CUDA: CMAKE_CXX_COMPILER is not available. You may need to specify CUDA_HOST_COMPILER.") |
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endif() |
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else() |
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LIST(APPEND OPENCV_CUDA_DETECTION_NVCC_FLAGS -ccbin "${CUDA_HOST_COMPILER}") |
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endif() |
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elseif(WIN32 AND CMAKE_LINKER) # Workaround for VS cl.exe not being in the env. path |
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get_filename_component(host_compiler_bindir ${CMAKE_LINKER} DIRECTORY) |
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LIST(APPEND OPENCV_CUDA_DETECTION_NVCC_FLAGS -ccbin "${host_compiler_bindir}") |
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else() |
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if(CUDA_HOST_COMPILER) |
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message(STATUS "CUDA: CUDA_HOST_COMPILER='${CUDA_HOST_COMPILER}' is not valid, autodetection may not work. Specify OPENCV_CUDA_DETECTION_NVCC_FLAGS with -ccbin option for fix that") |
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endif() |
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endif() |
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macro(ocv_filter_available_architecture result_list) |
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set(__cache_key_check "${ARGN} : ${CUDA_NVCC_EXECUTABLE} ${OPENCV_CUDA_DETECTION_NVCC_FLAGS}") |
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if(DEFINED OPENCV_CACHE_CUDA_SUPPORTED_CC AND OPENCV_CACHE_CUDA_SUPPORTED_CC_check STREQUAL __cache_key_check) |
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set(${result_list} "${OPENCV_CACHE_CUDA_SUPPORTED_CC}") |
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else() |
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set(CC_LIST ${ARGN}) |
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foreach(target_arch ${CC_LIST}) |
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string(REPLACE "." "" target_arch_short "${target_arch}") |
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set(NVCC_OPTION "-gencode;arch=compute_${target_arch_short},code=sm_${target_arch_short}") |
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set(_cmd "${CUDA_NVCC_EXECUTABLE}" ${OPENCV_CUDA_DETECTION_NVCC_FLAGS} ${NVCC_OPTION} "${OpenCV_SOURCE_DIR}/cmake/checks/OpenCVDetectCudaArch.cu" --compile) |
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execute_process( |
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COMMAND ${_cmd} |
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WORKING_DIRECTORY "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/" |
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RESULT_VARIABLE _nvcc_res |
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OUTPUT_VARIABLE _nvcc_out |
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ERROR_VARIABLE _nvcc_err |
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#ERROR_QUIET |
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OUTPUT_STRIP_TRAILING_WHITESPACE |
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) |
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if(OPENCV_CMAKE_CUDA_DEBUG) |
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message(WARNING "COMMAND: ${_cmd}") |
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message(STATUS "Result: ${_nvcc_res}") |
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message(STATUS "Out: ${_nvcc_out}") |
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message(STATUS "Err: ${_nvcc_err}") |
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endif() |
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if(_nvcc_res EQUAL 0) |
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LIST(APPEND ${result_list} "${target_arch}") |
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endif() |
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endforeach() |
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string(STRIP "${${result_list}}" ${result_list}) |
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if(" ${${result_list}}" STREQUAL " ") |
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message(WARNING "CUDA: Autodetection arch list is empty. Please enable OPENCV_CMAKE_CUDA_DEBUG=1 and check/specify OPENCV_CUDA_DETECTION_NVCC_FLAGS variable") |
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endif() |
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# cache detected values |
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set(OPENCV_CACHE_CUDA_SUPPORTED_CC ${${result_list}} CACHE INTERNAL "") |
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set(OPENCV_CACHE_CUDA_SUPPORTED_CC_check "${__cache_key_check}" CACHE INTERNAL "") |
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endif() |
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endmacro() |
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macro(ocv_detect_native_cuda_arch status output) |
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set(OPENCV_CUDA_DETECT_ARCHS_COMMAND "${CUDA_NVCC_EXECUTABLE}" ${OPENCV_CUDA_DETECTION_NVCC_FLAGS} "${OpenCV_SOURCE_DIR}/cmake/checks/OpenCVDetectCudaArch.cu" "--run") |
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set(__cache_key_check "${OPENCV_CUDA_DETECT_ARCHS_COMMAND}") |
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if(DEFINED OPENCV_CACHE_CUDA_ACTIVE_CC AND OPENCV_CACHE_CUDA_ACTIVE_CC_check STREQUAL __cache_key_check) |
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set(${output} "${OPENCV_CACHE_CUDA_ACTIVE_CC}") |
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set(${status} 0) |
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else() |
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execute_process( |
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COMMAND ${OPENCV_CUDA_DETECT_ARCHS_COMMAND} |
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WORKING_DIRECTORY "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/" |
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RESULT_VARIABLE ${status} |
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OUTPUT_VARIABLE _nvcc_out |
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ERROR_VARIABLE _nvcc_err |
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ERROR_QUIET |
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OUTPUT_STRIP_TRAILING_WHITESPACE |
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) |
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if(OPENCV_CMAKE_CUDA_DEBUG) |
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message(WARNING "COMMAND: ${OPENCV_CUDA_DETECT_ARCHS_COMMAND}") |
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message(STATUS "Result: ${${status}}") |
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message(STATUS "Out: ${_nvcc_out}") |
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message(STATUS "Err: ${_nvcc_err}") |
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endif() |
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string(REGEX REPLACE ".*\n" "" ${output} "${_nvcc_out}") #Strip leading warning messages, if any |
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if(${status} EQUAL 0) |
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# cache detected values |
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set(OPENCV_CACHE_CUDA_ACTIVE_CC ${${output}} CACHE INTERNAL "") |
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set(OPENCV_CACHE_CUDA_ACTIVE_CC_check "${__cache_key_check}" CACHE INTERNAL "") |
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endif() |
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endif() |
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endmacro() |
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set(__cuda_arch_ptx ${CUDA_ARCH_PTX}) |
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if(CUDA_GENERATION STREQUAL "Fermi") |
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set(__cuda_arch_bin ${_arch_fermi}) |
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elseif(CUDA_GENERATION STREQUAL "Kepler") |
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set(__cuda_arch_bin ${_arch_kepler}) |
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elseif(CUDA_GENERATION STREQUAL "Maxwell") |
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set(__cuda_arch_bin ${_arch_maxwell}) |
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elseif(CUDA_GENERATION STREQUAL "Pascal") |
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set(__cuda_arch_bin ${_arch_pascal}) |
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elseif(CUDA_GENERATION STREQUAL "Volta") |
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set(__cuda_arch_bin ${_arch_volta}) |
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elseif(CUDA_GENERATION STREQUAL "Turing") |
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set(__cuda_arch_bin ${_arch_turing}) |
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elseif(CUDA_GENERATION STREQUAL "Ampere") |
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set(__cuda_arch_bin ${_arch_ampere}) |
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elseif(CUDA_GENERATION STREQUAL "Lovelace") |
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set(__cuda_arch_bin ${_arch_lovelace}) |
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elseif(CUDA_GENERATION STREQUAL "Hopper") |
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set(__cuda_arch_bin ${_arch_hopper}) |
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elseif(CUDA_GENERATION STREQUAL "Auto") |
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ocv_detect_native_cuda_arch(_nvcc_res _nvcc_out) |
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if(NOT _nvcc_res EQUAL 0) |
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message(STATUS "Automatic detection of CUDA generation failed. Going to build for all known architectures.") |
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else() |
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string(REGEX MATCHALL "[0-9]+\\.[0-9]" __cuda_arch_bin "${_nvcc_out}") |
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endif() |
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elseif(CUDA_ARCH_BIN) |
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message(STATUS "CUDA: Using CUDA_ARCH_BIN=${CUDA_ARCH_BIN}") |
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set(__cuda_arch_bin ${CUDA_ARCH_BIN}) |
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endif() |
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if(NOT DEFINED __cuda_arch_bin AND NOT DEFINED __cuda_arch_ptx) |
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if(ARM) |
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set(__cuda_arch_bin "3.2") |
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set(__cuda_arch_ptx "") |
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elseif(AARCH64) |
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if(NOT CMAKE_CROSSCOMPILING) |
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ocv_detect_native_cuda_arch(_nvcc_res _nvcc_out) |
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else() |
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set(_nvcc_res -1) # emulate error, see below |
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endif() |
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if(NOT _nvcc_res EQUAL 0) |
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message(STATUS "Automatic detection of CUDA generation failed. Going to build for all known architectures.") |
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# TX1 (5.3) TX2 (6.2) Xavier (7.2) V100 (7.0) Orin (8.7) |
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ocv_filter_available_architecture(__cuda_arch_bin |
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5.3 |
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6.2 |
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7.2 |
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7.0 |
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8.7 |
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) |
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else() |
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set(__cuda_arch_bin "${_nvcc_out}") |
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endif() |
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set(__cuda_arch_ptx "") |
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else() |
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ocv_filter_available_architecture(__cuda_arch_bin |
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${_arch_fermi} |
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${_arch_kepler} |
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${_arch_maxwell} |
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${_arch_pascal} |
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${_arch_volta} |
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${_arch_turing} |
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${_arch_ampere} |
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${_arch_lovelace} |
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${_arch_hopper} |
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) |
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list(GET __cuda_arch_bin -1 __cuda_arch_ptx) |
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endif() |
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endif() |
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|
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set(CUDA_ARCH_BIN ${__cuda_arch_bin} CACHE STRING "Specify 'real' GPU architectures to build binaries for, BIN(PTX) format is supported") |
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set(CUDA_ARCH_PTX ${__cuda_arch_ptx} CACHE STRING "Specify 'virtual' PTX architectures to build PTX intermediate code for") |
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string(REGEX REPLACE "\\." "" ARCH_BIN_NO_POINTS "${CUDA_ARCH_BIN}") |
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string(REGEX REPLACE "\\." "" ARCH_PTX_NO_POINTS "${CUDA_ARCH_PTX}") |
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# Check if user specified 1.0/2.1 compute capability: we don't support it |
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macro(ocv_wipeout_deprecated_cc target_cc) |
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if(" ${CUDA_ARCH_BIN} ${CUDA_ARCH_PTX}" MATCHES " ${target_cc}") |
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message(SEND_ERROR "CUDA: ${target_cc} compute capability is not supported - exclude it from ARCH/PTX list and re-run CMake") |
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endif() |
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endmacro() |
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ocv_wipeout_deprecated_cc("1.0") |
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ocv_wipeout_deprecated_cc("2.1") |
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# NVCC flags to be set |
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set(NVCC_FLAGS_EXTRA "") |
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# These vars will be passed into the templates |
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set(OPENCV_CUDA_ARCH_BIN "") |
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set(OPENCV_CUDA_ARCH_PTX "") |
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set(OPENCV_CUDA_ARCH_FEATURES "") |
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|
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# Tell NVCC to add binaries for the specified GPUs |
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string(REGEX MATCHALL "[0-9()]+" ARCH_LIST "${ARCH_BIN_NO_POINTS}") |
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foreach(ARCH IN LISTS ARCH_LIST) |
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if(ARCH MATCHES "([0-9]+)\\(([0-9]+)\\)") |
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# User explicitly specified PTX for the concrete BIN |
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${CMAKE_MATCH_2},code=sm_${CMAKE_MATCH_1}) |
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set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${CMAKE_MATCH_1}") |
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set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${CMAKE_MATCH_2}") |
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else() |
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# User didn't explicitly specify PTX for the concrete BIN, we assume PTX=BIN |
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=sm_${ARCH}) |
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set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${ARCH}") |
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set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}") |
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endif() |
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endforeach() |
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -D_FORCE_INLINES) |
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|
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# Tell NVCC to add PTX intermediate code for the specified architectures |
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string(REGEX MATCHALL "[0-9]+" ARCH_LIST "${ARCH_PTX_NO_POINTS}") |
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foreach(ARCH IN LISTS ARCH_LIST) |
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=compute_${ARCH}) |
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set(OPENCV_CUDA_ARCH_PTX "${OPENCV_CUDA_ARCH_PTX} ${ARCH}") |
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set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}") |
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endforeach() |
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|
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# These vars will be processed in other scripts |
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} ${NVCC_FLAGS_EXTRA}) |
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set(OpenCV_CUDA_CC "${NVCC_FLAGS_EXTRA}") |
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|
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if(ANDROID) |
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "-Xptxas;-dlcm=ca") |
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endif() |
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|
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# Tell NVCC the maximum number of threads to be used to execute the compilation steps in parallel |
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# (option --threads was introduced in version 11.2) |
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if(NOT CUDA_VERSION VERSION_LESS "11.2") |
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if(CMAKE_GENERATOR MATCHES "Visual Studio" AND NOT $ENV{CMAKE_BUILD_PARALLEL_LEVEL} STREQUAL "") |
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "--threads=$ENV{CMAKE_BUILD_PARALLEL_LEVEL}") |
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endif() |
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endif() |
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message(STATUS "CUDA NVCC target flags: ${CUDA_NVCC_FLAGS}") |
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OCV_OPTION(CUDA_FAST_MATH "Enable --use_fast_math for CUDA compiler " OFF) |
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|
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if(CUDA_FAST_MATH) |
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --use_fast_math) |
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endif() |
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OCV_OPTION(CUDA_ENABLE_DELAYLOAD "Enable delayed loading of CUDA DLLs" OFF VISIBLE_IF MSVC) |
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mark_as_advanced(CUDA_BUILD_CUBIN CUDA_BUILD_EMULATION CUDA_VERBOSE_BUILD CUDA_SDK_ROOT_DIR) |
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macro(ocv_cuda_filter_options) |
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foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG) |
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set(${var}_backup_in_cuda_compile_ "${${var}}") |
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|
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if (CV_CLANG) |
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# we remove -Winconsistent-missing-override and -Qunused-arguments |
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# just in case we are compiling CUDA with gcc but OpenCV with clang |
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string(REPLACE "-Winconsistent-missing-override" "" ${var} "${${var}}") |
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string(REPLACE "-Qunused-arguments" "" ${var} "${${var}}") |
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endif() |
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|
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# we remove /EHa as it generates warnings under windows |
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string(REPLACE "/EHa" "" ${var} "${${var}}") |
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# we remove -ggdb3 flag as it leads to preprocessor errors when compiling CUDA files (CUDA 4.1) |
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string(REPLACE "-ggdb3" "" ${var} "${${var}}") |
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|
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# we remove -Wsign-promo as it generates warnings under linux |
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string(REPLACE "-Wsign-promo" "" ${var} "${${var}}") |
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|
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# we remove -Wno-sign-promo as it generates warnings under linux |
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string(REPLACE "-Wno-sign-promo" "" ${var} "${${var}}") |
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# we remove -Wno-delete-non-virtual-dtor because it's used for C++ compiler |
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# but NVCC uses C compiler by default |
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string(REPLACE "-Wno-delete-non-virtual-dtor" "" ${var} "${${var}}") |
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|
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# we remove -frtti because it's used for C++ compiler |
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# but NVCC uses C compiler by default |
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string(REPLACE "-frtti" "" ${var} "${${var}}") |
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|
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string(REPLACE "-fvisibility-inlines-hidden" "" ${var} "${${var}}") |
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|
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# cc1: warning: command line option '-Wsuggest-override' is valid for C++/ObjC++ but not for C |
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string(REPLACE "-Wsuggest-override" "" ${var} "${${var}}") |
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# issue: #11552 (from OpenCVCompilerOptions.cmake) |
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string(REGEX REPLACE "-Wimplicit-fallthrough(=[0-9]+)? " "" ${var} "${${var}}") |
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|
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# removal of custom specified options |
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if(OPENCV_CUDA_NVCC_FILTEROUT_OPTIONS) |
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foreach(__flag ${OPENCV_CUDA_NVCC_FILTEROUT_OPTIONS}) |
|
string(REPLACE "${__flag}" "" ${var} "${${var}}") |
|
endforeach() |
|
endif() |
|
endforeach() |
|
endmacro() |
|
|
|
macro(ocv_cuda_compile VAR) |
|
ocv_cuda_filter_options() |
|
|
|
if(BUILD_SHARED_LIBS) |
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler -DCVAPI_EXPORTS) |
|
endif() |
|
|
|
if(UNIX OR APPLE) |
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler -fPIC) |
|
if(NOT " ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_RELEASE} ${CMAKE_CXX_FLAGS_DEBUG} ${CUDA_NVCC_FLAGS}" MATCHES "-std=") |
|
if(CUDA_VERSION VERSION_LESS "11.0") |
|
list(APPEND CUDA_NVCC_FLAGS "--std=c++11") |
|
else() |
|
list(APPEND CUDA_NVCC_FLAGS "--std=c++14") |
|
endif() |
|
endif() |
|
endif() |
|
if(APPLE) |
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler -fno-finite-math-only) |
|
endif() |
|
|
|
if(WIN32 AND NOT (CUDA_VERSION VERSION_LESS "11.2")) |
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcudafe --display_error_number --diag-suppress 1394,1388) |
|
endif() |
|
|
|
if(CMAKE_CROSSCOMPILING AND (ARM OR AARCH64)) |
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xlinker --unresolved-symbols=ignore-in-shared-libs) |
|
endif() |
|
|
|
# disabled because of multiple warnings during building nvcc auto generated files |
|
if(CV_GCC AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "4.6.0") |
|
ocv_warnings_disable(CMAKE_CXX_FLAGS -Wunused-but-set-variable) |
|
endif() |
|
|
|
CUDA_COMPILE(${VAR} ${ARGN}) |
|
|
|
foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG) |
|
set(${var} "${${var}_backup_in_cuda_compile_}") |
|
unset(${var}_backup_in_cuda_compile_) |
|
endforeach() |
|
endmacro() |
|
else() |
|
unset(CUDA_ARCH_BIN CACHE) |
|
unset(CUDA_ARCH_PTX CACHE) |
|
endif() |
|
|
|
if(HAVE_CUDA) |
|
set(CUDA_LIBS_PATH "") |
|
foreach(p ${CUDA_LIBRARIES} ${CUDA_npp_LIBRARY}) |
|
get_filename_component(_tmp ${p} PATH) |
|
list(APPEND CUDA_LIBS_PATH ${_tmp}) |
|
endforeach() |
|
|
|
if(HAVE_CUBLAS) |
|
foreach(p ${CUDA_cublas_LIBRARY}) |
|
get_filename_component(_tmp ${p} PATH) |
|
list(APPEND CUDA_LIBS_PATH ${_tmp}) |
|
endforeach() |
|
endif() |
|
|
|
if(HAVE_CUDNN) |
|
foreach(p ${CUDNN_LIBRARIES}) |
|
get_filename_component(_tmp ${p} PATH) |
|
list(APPEND CUDA_LIBS_PATH ${_tmp}) |
|
endforeach() |
|
endif() |
|
|
|
if(HAVE_CUFFT) |
|
foreach(p ${CUDA_cufft_LIBRARY}) |
|
get_filename_component(_tmp ${p} PATH) |
|
list(APPEND CUDA_LIBS_PATH ${_tmp}) |
|
endforeach() |
|
endif() |
|
|
|
list(REMOVE_DUPLICATES CUDA_LIBS_PATH) |
|
link_directories(${CUDA_LIBS_PATH}) |
|
|
|
set(CUDA_LIBRARIES_ABS ${CUDA_LIBRARIES}) |
|
ocv_convert_to_lib_name(CUDA_LIBRARIES ${CUDA_LIBRARIES}) |
|
set(CUDA_npp_LIBRARY_ABS ${CUDA_npp_LIBRARY}) |
|
ocv_convert_to_lib_name(CUDA_npp_LIBRARY ${CUDA_npp_LIBRARY}) |
|
if(HAVE_CUBLAS) |
|
set(CUDA_cublas_LIBRARY_ABS ${CUDA_cublas_LIBRARY}) |
|
ocv_convert_to_lib_name(CUDA_cublas_LIBRARY ${CUDA_cublas_LIBRARY}) |
|
endif() |
|
if(HAVE_CUDNN) |
|
set(CUDNN_LIBRARIES_ABS ${CUDNN_LIBRARIES}) |
|
ocv_convert_to_lib_name(CUDNN_LIBRARIES ${CUDNN_LIBRARIES}) |
|
endif() |
|
if(HAVE_CUFFT) |
|
set(CUDA_cufft_LIBRARY_ABS ${CUDA_cufft_LIBRARY}) |
|
ocv_convert_to_lib_name(CUDA_cufft_LIBRARY ${CUDA_cufft_LIBRARY}) |
|
endif() |
|
|
|
if(CMAKE_GENERATOR MATCHES "Visual Studio" |
|
AND NOT OPENCV_SKIP_CUDA_CMAKE_SUPPRESS_REGENERATION |
|
) |
|
message(STATUS "CUDA: MSVS generator is detected. Disabling CMake re-run checks (CMAKE_SUPPRESS_REGENERATION=ON). You need to run CMake manually if updates are required.") |
|
set(CMAKE_SUPPRESS_REGENERATION ON) |
|
endif() |
|
endif() |
|
|
|
|
|
# ---------------------------------------------------------------------------- |
|
# Add CUDA libraries (needed for apps/tools, samples) |
|
# ---------------------------------------------------------------------------- |
|
if(HAVE_CUDA) |
|
# details: https://github.com/NVIDIA/nvidia-docker/issues/775 |
|
if(" ${CUDA_CUDA_LIBRARY}" MATCHES "/stubs/libcuda.so" AND NOT OPENCV_SKIP_CUDA_STUB_WORKAROUND) |
|
set(CUDA_STUB_ENABLED_LINK_WORKAROUND 1) |
|
if(EXISTS "${CUDA_CUDA_LIBRARY}" AND NOT OPENCV_SKIP_CUDA_STUB_WORKAROUND_RPATH_LINK) |
|
set(CUDA_STUB_TARGET_PATH "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/") |
|
execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink "${CUDA_CUDA_LIBRARY}" "${CUDA_STUB_TARGET_PATH}/libcuda.so.1" |
|
RESULT_VARIABLE CUDA_STUB_SYMLINK_RESULT) |
|
if(NOT CUDA_STUB_SYMLINK_RESULT EQUAL 0) |
|
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different "${CUDA_CUDA_LIBRARY}" "${CUDA_STUB_TARGET_PATH}/libcuda.so.1" |
|
RESULT_VARIABLE CUDA_STUB_COPY_RESULT) |
|
if(NOT CUDA_STUB_COPY_RESULT EQUAL 0) |
|
set(CUDA_STUB_ENABLED_LINK_WORKAROUND 0) |
|
endif() |
|
endif() |
|
if(CUDA_STUB_ENABLED_LINK_WORKAROUND) |
|
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-rpath-link,\"${CUDA_STUB_TARGET_PATH}\"") |
|
endif() |
|
else() |
|
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--allow-shlib-undefined") |
|
endif() |
|
if(NOT CUDA_STUB_ENABLED_LINK_WORKAROUND) |
|
message(WARNING "CUDA: workaround for stubs/libcuda.so.1 is not applied") |
|
endif() |
|
endif() |
|
|
|
set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_LIBRARIES} ${CUDA_npp_LIBRARY}) |
|
if(HAVE_CUBLAS) |
|
set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_cublas_LIBRARY}) |
|
endif() |
|
if(HAVE_CUDNN) |
|
set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDNN_LIBRARIES}) |
|
endif() |
|
if(HAVE_CUFFT) |
|
set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_cufft_LIBRARY}) |
|
endif() |
|
foreach(p ${CUDA_LIBS_PATH}) |
|
if(MSVC AND CMAKE_GENERATOR MATCHES "Ninja|JOM") |
|
set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}"${p}") |
|
else() |
|
set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}${p}) |
|
endif() |
|
endforeach() |
|
|
|
if(MSVC AND CUDA_ENABLE_DELAYLOAD) |
|
set(DELAYFLAGS "delayimp.lib") |
|
file(GLOB CUDA_DLLS "${CUDA_TOOLKIT_ROOT_DIR}/bin/*.dll") |
|
foreach(d ${CUDA_DLLS}) |
|
cmake_path(GET "d" FILENAME DLL_NAME) |
|
if(NOT ${DLL_NAME} MATCHES "cudart") |
|
set(DELAYFLAGS "${DELAYFLAGS} /DELAYLOAD:${DLL_NAME}") |
|
endif() |
|
endforeach() |
|
set(DELAYFLAGS "${DELAYFLAGS} /DELAYLOAD:nvcuda.dll /DELAYLOAD:nvml.dll /IGNORE:4199") |
|
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${DELAYFLAGS}") |
|
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${DELAYFLAGS}") |
|
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${DELAYFLAGS}") |
|
endif() |
|
endif()
|
|
|