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if(IOS OR WINRT OR (NOT HAVE_CUDA AND NOT BUILD_CUDA_STUBS))
ocv_module_disable(cudaoptflow)
endif()
set(the_description "CUDA-accelerated Optical Flow")
ocv_warnings_disable(CMAKE_CXX_FLAGS /wd4127 /wd4324 /wd4512 -Wundef -Wmissing-declarations -Wshadow -Wstrict-aliasing)
ocv_define_module(cudaoptflow opencv_video opencv_optflow opencv_cudaarithm opencv_cudawarping opencv_cudaimgproc OPTIONAL opencv_cudalegacy WRAP python)
if(NOT CUDA_VERSION VERSION_LESS "10.0")
set(NVIDIA_OPTICAL_FLOW_2_0_HEADERS_COMMIT "edb50da3cf849840d680249aa6dbef248ebce2ca")
set(NVIDIA_OPTICAL_FLOW_2_0_HEADERS_MD5 "a73cd48b18dcc0cc8933b30796074191")
set(NVIDIA_OPTICAL_FLOW_2_0_HEADERS_PATH "${OpenCV_BINARY_DIR}/3rdparty/NVIDIAOpticalFlowSDK_2_0_Headers")
ocv_download(FILENAME "${NVIDIA_OPTICAL_FLOW_2_0_HEADERS_COMMIT}.zip"
HASH ${NVIDIA_OPTICAL_FLOW_2_0_HEADERS_MD5}
URL "https://github.com/NVIDIA/NVIDIAOpticalFlowSDK/archive/"
DESTINATION_DIR "${NVIDIA_OPTICAL_FLOW_2_0_HEADERS_PATH}"
STATUS NVIDIA_OPTICAL_FLOW_2_0_HEADERS_DOWNLOAD_SUCCESS
ID "NVIDIA_OPTICAL_FLOW"
UNPACK RELATIVE_URL)
if(NOT NVIDIA_OPTICAL_FLOW_2_0_HEADERS_DOWNLOAD_SUCCESS)
message(STATUS "Failed to download NVIDIA_Optical_Flow_2_0 Headers")
else()
message(STATUS "Building with NVIDIA Optical Flow API 2.0")
add_definitions(-DHAVE_NVIDIA_OPTFLOW=2)
ocv_include_directories(SYSTEM "${NVIDIA_OPTICAL_FLOW_2_0_HEADERS_PATH}/NVIDIAOpticalFlowSDK-${NVIDIA_OPTICAL_FLOW_2_0_HEADERS_COMMIT}")
endif()
endif()
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