mirror of
https://github.com/opencv/opencv.git
synced 2024-12-21 05:28:01 +08:00
d58cd9851f
Conflicts: CMakeLists.txt cmake/OpenCVDetectCUDA.cmake doc/tutorials/features2d/feature_flann_matcher/feature_flann_matcher.rst modules/core/src/cmdparser.cpp modules/gpu/CMakeLists.txt modules/gpu/doc/introduction.rst modules/gpu/perf/perf_video.cpp modules/highgui/doc/reading_and_writing_images_and_video.rst modules/ocl/src/cl_context.cpp modules/video/include/opencv2/video/background_segm.hpp samples/cpp/image_sequence.cpp samples/cpp/tutorial_code/ImgTrans/HoughCircle_Demo.cpp samples/python/chessboard.py samples/python/cvutils.py samples/python/demhist.py samples/python/dft.py samples/python/distrans.py samples/python/edge.py samples/python/ffilldemo.py samples/python/fitellipse.py samples/python/houghlines.py samples/python/inpaint.py samples/python/logpolar.py samples/python/morphology.py samples/python/numpy_array.py samples/python/watershed.py
221 lines
8.0 KiB
CMake
221 lines
8.0 KiB
CMake
if(WIN32 AND NOT MSVC)
|
|
message(STATUS "CUDA compilation is disabled (due to only Visual Studio compiler supported on your platform).")
|
|
return()
|
|
endif()
|
|
|
|
if(CMAKE_COMPILER_IS_GNUCXX AND NOT APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
|
|
message(STATUS "CUDA compilation is disabled (due to Clang unsupported on your platform).")
|
|
return()
|
|
endif()
|
|
|
|
set(CMAKE_MODULE_PATH "${OpenCV_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
|
|
|
|
foreach(var INCLUDE LIBRARY PROGRAM)
|
|
set(__old_frpm_${var} "${CMAKE_FIND_ROOT_PATH_MODE_${var}}")
|
|
endforeach()
|
|
|
|
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
|
|
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH)
|
|
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER)
|
|
|
|
find_package(CUDA "${MIN_VER_CUDA}" QUIET)
|
|
|
|
foreach(var INCLUDE LIBRARY PROGRAM)
|
|
set(CMAKE_FIND_ROOT_PATH_MODE_${var} "${__old_frpm_${var}}")
|
|
endforeach()
|
|
|
|
list(REMOVE_AT CMAKE_MODULE_PATH 0)
|
|
|
|
if(CUDA_FOUND)
|
|
set(HAVE_CUDA 1)
|
|
|
|
if(WITH_CUFFT)
|
|
set(HAVE_CUFFT 1)
|
|
endif()
|
|
|
|
if(WITH_CUBLAS)
|
|
set(HAVE_CUBLAS 1)
|
|
endif()
|
|
|
|
if(WITH_NVCUVID)
|
|
find_cuda_helper_libs(nvcuvid)
|
|
if(WIN32)
|
|
find_cuda_helper_libs(nvcuvenc)
|
|
endif()
|
|
set(HAVE_NVCUVID 1)
|
|
endif()
|
|
|
|
message(STATUS "CUDA detected: " ${CUDA_VERSION})
|
|
|
|
set(_generations "Fermi" "Kepler")
|
|
if(NOT CMAKE_CROSSCOMPILING)
|
|
list(APPEND _generations "Auto")
|
|
endif()
|
|
set(CUDA_GENERATION "" CACHE STRING "Build CUDA device code only for specific GPU architecture. Leave empty to build for all architectures.")
|
|
if( CMAKE_VERSION VERSION_GREATER "2.8" )
|
|
set_property( CACHE CUDA_GENERATION PROPERTY STRINGS "" ${_generations} )
|
|
endif()
|
|
|
|
if(CUDA_GENERATION)
|
|
if(NOT ";${_generations};" MATCHES ";${CUDA_GENERATION};")
|
|
string(REPLACE ";" ", " _generations "${_generations}")
|
|
message(FATAL_ERROR "ERROR: ${_generations} Generations are suppered.")
|
|
endif()
|
|
unset(CUDA_ARCH_BIN CACHE)
|
|
unset(CUDA_ARCH_PTX CACHE)
|
|
endif()
|
|
|
|
set(__cuda_arch_ptx "")
|
|
if(CUDA_GENERATION STREQUAL "Fermi")
|
|
set(__cuda_arch_bin "2.0 2.1(2.0)")
|
|
elseif(CUDA_GENERATION STREQUAL "Kepler")
|
|
if(${CUDA_VERSION} VERSION_LESS "5.0")
|
|
set(__cuda_arch_bin "3.0")
|
|
else()
|
|
set(__cuda_arch_bin "3.0 3.5")
|
|
endif()
|
|
elseif(CUDA_GENERATION STREQUAL "Auto")
|
|
execute_process( COMMAND "${CUDA_NVCC_EXECUTABLE}" "${OpenCV_SOURCE_DIR}/cmake/checks/OpenCVDetectCudaArch.cu" "--run"
|
|
WORKING_DIRECTORY "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/"
|
|
RESULT_VARIABLE _nvcc_res OUTPUT_VARIABLE _nvcc_out
|
|
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
|
|
if(NOT _nvcc_res EQUAL 0)
|
|
message(STATUS "Automatic detection of CUDA generation failed. Going to build for all known architectures.")
|
|
else()
|
|
set(__cuda_arch_bin "${_nvcc_out}")
|
|
string(REPLACE "2.1" "2.1(2.0)" __cuda_arch_bin "${__cuda_arch_bin}")
|
|
endif()
|
|
endif()
|
|
|
|
if(NOT DEFINED __cuda_arch_bin)
|
|
if(ANDROID)
|
|
set(__cuda_arch_bin "3.2")
|
|
set(__cuda_arch_ptx "")
|
|
else()
|
|
if(${CUDA_VERSION} VERSION_LESS "5.0")
|
|
set(__cuda_arch_bin "1.1 1.2 1.3 2.0 2.1(2.0) 3.0")
|
|
else()
|
|
set(__cuda_arch_bin "1.1 1.2 1.3 2.0 2.1(2.0) 3.0 3.5")
|
|
endif()
|
|
set(__cuda_arch_ptx "3.0")
|
|
endif()
|
|
endif()
|
|
|
|
set(CUDA_ARCH_BIN ${__cuda_arch_bin} CACHE STRING "Specify 'real' GPU architectures to build binaries for, BIN(PTX) format is supported")
|
|
set(CUDA_ARCH_PTX ${__cuda_arch_ptx} CACHE STRING "Specify 'virtual' PTX architectures to build PTX intermediate code for")
|
|
|
|
string(REGEX REPLACE "\\." "" ARCH_BIN_NO_POINTS "${CUDA_ARCH_BIN}")
|
|
string(REGEX REPLACE "\\." "" ARCH_PTX_NO_POINTS "${CUDA_ARCH_PTX}")
|
|
|
|
# Ckeck if user specified 1.0 compute capability: we don't support it
|
|
string(REGEX MATCH "1.0" HAS_ARCH_10 "${CUDA_ARCH_BIN} ${CUDA_ARCH_PTX}")
|
|
set(CUDA_ARCH_BIN_OR_PTX_10 0)
|
|
if(NOT ${HAS_ARCH_10} STREQUAL "")
|
|
set(CUDA_ARCH_BIN_OR_PTX_10 1)
|
|
endif()
|
|
|
|
# NVCC flags to be set
|
|
set(NVCC_FLAGS_EXTRA "")
|
|
|
|
# These vars will be passed into the templates
|
|
set(OPENCV_CUDA_ARCH_BIN "")
|
|
set(OPENCV_CUDA_ARCH_PTX "")
|
|
set(OPENCV_CUDA_ARCH_FEATURES "")
|
|
|
|
# Tell NVCC to add binaries for the specified GPUs
|
|
string(REGEX MATCHALL "[0-9()]+" ARCH_LIST "${ARCH_BIN_NO_POINTS}")
|
|
foreach(ARCH IN LISTS ARCH_LIST)
|
|
if(ARCH MATCHES "([0-9]+)\\(([0-9]+)\\)")
|
|
# User explicitly specified PTX for the concrete BIN
|
|
set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${CMAKE_MATCH_2},code=sm_${CMAKE_MATCH_1})
|
|
set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${CMAKE_MATCH_1}")
|
|
set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${CMAKE_MATCH_2}")
|
|
else()
|
|
# User didn't explicitly specify PTX for the concrete BIN, we assume PTX=BIN
|
|
set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=sm_${ARCH})
|
|
set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${ARCH}")
|
|
set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}")
|
|
endif()
|
|
endforeach()
|
|
|
|
# Tell NVCC to add PTX intermediate code for the specified architectures
|
|
string(REGEX MATCHALL "[0-9]+" ARCH_LIST "${ARCH_PTX_NO_POINTS}")
|
|
foreach(ARCH IN LISTS ARCH_LIST)
|
|
set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=compute_${ARCH})
|
|
set(OPENCV_CUDA_ARCH_PTX "${OPENCV_CUDA_ARCH_PTX} ${ARCH}")
|
|
set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}")
|
|
endforeach()
|
|
|
|
# These vars will be processed in other scripts
|
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} ${NVCC_FLAGS_EXTRA})
|
|
set(OpenCV_CUDA_CC "${NVCC_FLAGS_EXTRA}")
|
|
|
|
if(ANDROID)
|
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "-Xptxas;-dlcm=ca")
|
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "-target-os-variant=Android")
|
|
endif()
|
|
|
|
message(STATUS "CUDA NVCC target flags: ${CUDA_NVCC_FLAGS}")
|
|
|
|
OCV_OPTION(CUDA_FAST_MATH "Enable --use_fast_math for CUDA compiler " OFF)
|
|
|
|
if(CUDA_FAST_MATH)
|
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --use_fast_math)
|
|
endif()
|
|
|
|
mark_as_advanced(CUDA_BUILD_CUBIN CUDA_BUILD_EMULATION CUDA_VERBOSE_BUILD CUDA_SDK_ROOT_DIR)
|
|
|
|
macro(ocv_cuda_compile VAR)
|
|
foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
|
|
set(${var}_backup_in_cuda_compile_ "${${var}}")
|
|
|
|
# we remove /EHa as it generates warnings under windows
|
|
string(REPLACE "/EHa" "" ${var} "${${var}}")
|
|
|
|
# we remove -ggdb3 flag as it leads to preprocessor errors when compiling CUDA files (CUDA 4.1)
|
|
string(REPLACE "-ggdb3" "" ${var} "${${var}}")
|
|
|
|
# we remove -Wsign-promo as it generates warnings under linux
|
|
string(REPLACE "-Wsign-promo" "" ${var} "${${var}}")
|
|
|
|
# we remove -fvisibility-inlines-hidden because it's used for C++ compiler
|
|
# but NVCC uses C compiler by default
|
|
string(REPLACE "-fvisibility-inlines-hidden" "" ${var} "${${var}}")
|
|
|
|
# we remove -Wno-delete-non-virtual-dtor because it's used for C++ compiler
|
|
# but NVCC uses C compiler by default
|
|
string(REPLACE "-Wno-delete-non-virtual-dtor" "" ${var} "${${var}}")
|
|
|
|
# we remove -frtti because it's used for C++ compiler
|
|
# but NVCC uses C compiler by default
|
|
string(REPLACE "-frtti" "" ${var} "${${var}}")
|
|
endforeach()
|
|
|
|
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)
|
|
endif()
|
|
if(APPLE)
|
|
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler -fno-finite-math-only)
|
|
endif()
|
|
|
|
# disabled because of multiple warnings during building nvcc auto generated files
|
|
if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_GCC_REGEX_VERSION VERSION_GREATER "4.6.0")
|
|
ocv_warnings_disable(CMAKE_CXX_FLAGS -Wunused-but-set-variable)
|
|
endif()
|
|
|
|
CUDA_COMPILE(${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()
|