mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
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252 lines
8.3 KiB
252 lines
8.3 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(NOT CUDA_FOUND) |
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unset(CUDA_ARCH_BIN CACHE) |
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unset(CUDA_ARCH_PTX CACHE) |
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return() |
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endif() |
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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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if(WITH_CUFFT) |
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set(HAVE_CUFFT 1) |
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endif() |
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if(WITH_CUBLAS) |
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set(HAVE_CUBLAS 1) |
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endif() |
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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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include(cmake/OpenCVDetectCUDAUtils.cmake) |
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if(WITH_NVCUVID OR WITH_NVCUVENC) |
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set(cuda_toolkit_dirs "${CUDA_TOOLKIT_TARGET_DIR}" "${CUDA_TOOLKIT_ROOT_DIR}") |
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ocv_check_for_nvidia_video_codec_sdk("${cuda_toolkit_dirs}") |
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endif() |
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message(STATUS "CUDA detected: " ${CUDA_VERSION}) |
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ocv_set_cuda_detection_nvcc_flags(CUDA_HOST_COMPILER) |
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ocv_set_cuda_arch_bin_and_ptx(${CUDA_NVCC_EXECUTABLE}) |
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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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# 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 ${NVCC_FLAGS_EXTRA} -D_FORCE_INLINES) |
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# Tell NVCC to add PTX intermediate code for the specified architectures |
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string(REGEX MATCHALL "[0-9]+" ARCH_LIST "${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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# 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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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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ocv_set_nvcc_threads_for_vs() |
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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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if(CUDA_FAST_MATH) |
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --use_fast_math) |
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endif() |
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OCV_OPTION(CUDA_ENABLE_DELAYLOAD "Enable delayed loading of CUDA DLLs" OFF VISIBLE_IF MSVC) |
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mark_as_advanced(CUDA_BUILD_CUBIN CUDA_BUILD_EMULATION CUDA_VERBOSE_BUILD CUDA_SDK_ROOT_DIR) |
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macro(ocv_check_windows_crt_linkage) |
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# The new MSVC runtime abstraction is only useable if CUDA is a first class language |
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if(WIN32 AND POLICY CMP0091) |
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cmake_policy(GET CMP0091 MSVC_RUNTIME_SET_BY_ABSTRACTION) |
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if(MSVC_RUNTIME_SET_BY_ABSTRACTION STREQUAL "NEW") |
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if(NOT BUILD_SHARED_LIBS AND BUILD_WITH_STATIC_CRT) |
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set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MT") |
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd") |
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else() |
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set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MD") |
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MDd") |
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endif() |
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endif() |
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endif() |
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endmacro() |
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macro(ocv_cuda_compile VAR) |
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ocv_cuda_filter_options() |
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ocv_check_windows_crt_linkage() |
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ocv_nvcc_flags() |
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if(UNIX OR APPLE) |
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if(NOT " ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_RELEASE} ${CMAKE_CXX_FLAGS_DEBUG} ${CUDA_NVCC_FLAGS}" MATCHES "-std=") |
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if(CUDA_VERSION VERSION_LESS "11.0") |
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list(APPEND CUDA_NVCC_FLAGS "--std=c++11") |
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else() |
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list(APPEND CUDA_NVCC_FLAGS "--std=c++14") |
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endif() |
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endif() |
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endif() |
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CUDA_COMPILE(${VAR} ${ARGN}) |
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foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG) |
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set(${var} "${${var}_backup_in_cuda_compile_}") |
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unset(${var}_backup_in_cuda_compile_) |
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endforeach() |
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endmacro() |
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if(HAVE_CUDA) |
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set(CUDA_LIBS_PATH "") |
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foreach(p ${CUDA_LIBRARIES} ${CUDA_npp_LIBRARY}) |
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get_filename_component(_tmp ${p} PATH) |
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list(APPEND CUDA_LIBS_PATH ${_tmp}) |
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endforeach() |
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if(HAVE_CUBLAS) |
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foreach(p ${CUDA_cublas_LIBRARY}) |
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get_filename_component(_tmp ${p} PATH) |
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list(APPEND CUDA_LIBS_PATH ${_tmp}) |
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endforeach() |
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endif() |
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if(HAVE_CUDNN) |
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foreach(p ${CUDNN_LIBRARIES}) |
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get_filename_component(_tmp ${p} PATH) |
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list(APPEND CUDA_LIBS_PATH ${_tmp}) |
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endforeach() |
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endif() |
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if(HAVE_CUFFT) |
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foreach(p ${CUDA_cufft_LIBRARY}) |
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get_filename_component(_tmp ${p} PATH) |
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list(APPEND CUDA_LIBS_PATH ${_tmp}) |
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endforeach() |
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endif() |
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list(REMOVE_DUPLICATES CUDA_LIBS_PATH) |
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link_directories(${CUDA_LIBS_PATH}) |
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set(CUDA_LIBRARIES_ABS ${CUDA_LIBRARIES}) |
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ocv_convert_to_lib_name(CUDA_LIBRARIES ${CUDA_LIBRARIES}) |
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set(CUDA_npp_LIBRARY_ABS ${CUDA_npp_LIBRARY}) |
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ocv_convert_to_lib_name(CUDA_npp_LIBRARY ${CUDA_npp_LIBRARY}) |
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if(HAVE_CUBLAS) |
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set(CUDA_cublas_LIBRARY_ABS ${CUDA_cublas_LIBRARY}) |
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ocv_convert_to_lib_name(CUDA_cublas_LIBRARY ${CUDA_cublas_LIBRARY}) |
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endif() |
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if(HAVE_CUDNN) |
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set(CUDNN_LIBRARIES_ABS ${CUDNN_LIBRARIES}) |
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ocv_convert_to_lib_name(CUDNN_LIBRARIES ${CUDNN_LIBRARIES}) |
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endif() |
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if(HAVE_CUFFT) |
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set(CUDA_cufft_LIBRARY_ABS ${CUDA_cufft_LIBRARY}) |
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ocv_convert_to_lib_name(CUDA_cufft_LIBRARY ${CUDA_cufft_LIBRARY}) |
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endif() |
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if(CMAKE_GENERATOR MATCHES "Visual Studio" |
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AND NOT OPENCV_SKIP_CUDA_CMAKE_SUPPRESS_REGENERATION |
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) |
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message(STATUS "CUDA: MSVS generator is detected. Disabling CMake re-run checks (CMAKE_SUPPRESS_REGENERATION=ON). You need to run CMake manually if updates are required.") |
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set(CMAKE_SUPPRESS_REGENERATION ON) |
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endif() |
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endif() |
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if(HAVE_CUDA) |
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ocv_apply_cuda_stub_workaround("${CUDA_CUDA_LIBRARY}") |
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ocv_check_cuda_delayed_load("${CUDA_TOOLKIT_ROOT_DIR}") |
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# ---------------------------------------------------------------------------- |
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# Add CUDA libraries (needed for apps/tools, samples) |
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# ---------------------------------------------------------------------------- |
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_LIBRARIES} ${CUDA_npp_LIBRARY}) |
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if(HAVE_CUBLAS) |
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_cublas_LIBRARY}) |
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endif() |
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if(HAVE_CUDNN) |
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDNN_LIBRARIES}) |
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endif() |
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if(HAVE_CUFFT) |
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_cufft_LIBRARY}) |
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endif() |
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foreach(p ${CUDA_LIBS_PATH}) |
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if(MSVC AND CMAKE_GENERATOR MATCHES "Ninja|JOM") |
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}"${p}") |
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else() |
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}${p}) |
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endif() |
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endforeach() |
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endif()
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