mirror/opencv
1
0
Fork 0
mirror of https://github.com/opencv/opencv.git synced 2025-06-07 17:44:04 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Update OpenCVDetectCUDA.cmake

Browse Source 
Adds the option to enable delay loading of CUDA DLLs on Windows. This is particularly useful to use the same binary on systems with and without CUDA support without distributing the CUDA DLLs to systems that cannot use them at all due to missing CUDA-supported hardware.
Resolves #13509
This commit is contained in:
CSBVision 2022-10-21 09:22:25 +02:00 committed by Björn Böken
parent e80b443cd9
commit 332ff4bf1c
1 changed files with 13 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
cmake/OpenCVDetectCUDA.cmake
View File

@ -342,6 +342,8 @@ if(CUDA_FOUND)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --use_fast_math)
endif()
OCV_OPTION(CUDA_ENABLE_DELAYLOAD "Enable delayed loading of CUDA DLLs" OFF VISIBLE_IF MSVC AND (CMAKE_GENERATOR MATCHES "Visual Studio"))
mark_as_advanced(CUDA_BUILD_CUBIN CUDA_BUILD_EMULATION CUDA_VERBOSE_BUILD CUDA_SDK_ROOT_DIR)
macro(ocv_cuda_filter_options)
@ -537,4 +539,15 @@ if(HAVE_CUDA)
set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}${p})
endif()
endforeach()
if(MSVC AND CUDA_ENABLE_DELAYLOAD)
file(GLOB CUDA_DLLS "${CUDA_TOOLKIT_ROOT_DIR}/bin/*.dll")
foreach(d ${CUDA_DLLS})
cmake_path(GET "d" FILENAME DLL_NAME)
if(NOT ${DLL_NAME} MATCHES "cudart")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /DELAYLOAD:${DLL_NAME}")
endif()
endforeach()
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /IGNORE:4199")
endif()
endif()