#下载最新的opencv

git clone "https://github.com/opencv/opencv.git"

git clone "https://github.com/opencv/opencv_contrib.git"

#定义自己的生成目录
mkdir 20190509_cuda
mkdir -p opencv-master/build_cuda
cd opencv-master/build_cuda

#生成配置的时候选择带上opencv-contrib

#  注意 -DCUDA_CUDA_LIBRARY= 这个一定要加，这个是配置项的一个BUG，只能从这里绕过去。地址是cuda库中libcuda.so的绝对路径

cmake -DOPENCV_EXTRA_MODULES_PATH=/home/admin/opencv/opencv_contrib-master/modules -DCUDA_CUDA_LIBRARY=/usr/local/cuda-9.0/lib64/stubs/libcuda.so -DCMAKE_LIBRARY_PATH=/usr/local/cuda-9.0/lib64/stubs/ ..

#执行ccmake，配置编译选项

ccmake ..

#按t，切换进入高级模式

#主要修改的配置项如下：

1 //Build CUDA modules stubs when no CUDA SDK
2 BUILD_CUDA_STUBS:BOOL=OFF
3
4 //Create build rules for OpenCV Documentation
5 BUILD_DOCS:BOOL=OFF
6
7 //Build all examples
8 BUILD_EXAMPLES:BOOL=OFF
9
10 //Create Java wrapper exporting all functions of OpenCV library
11 // (requires static build of OpenCV modules)
12 BUILD_FAT_JAVA_LIB:BOOL=OFF
13
14 //Build IPP IW from source
15 BUILD_IPP_IW:BOOL=OFF
16
17 //Build Intel ITT from source
18 BUILD_ITT:BOOL=OFF
19
20 //Build libjasper from source
21 BUILD_JASPER:BOOL=OFF
22
23 //Enable Java support
24 BUILD_JAVA:BOOL=OFF
25
26 //Build libjpeg from source
27 BUILD_JPEG:BOOL=OFF
28
29 //Build openexr from source
30 BUILD_OPENEXR:BOOL=OFF
31
32 //Build performance tests
33 BUILD_PERF_TESTS:BOOL=OFF
34
35 //Build libpng from source
36 BUILD_PNG:BOOL=OFF
37
38 //Force to build libprotobuf from sources
39 BUILD_PROTOBUF:BOOL=OFF
40
41 //Build shared libraries (.dll/.so) instead of static ones (.lib/.a)
42 BUILD_SHARED_LIBS:BOOL=OFF
43
44 //Download and build TBB from source
45 BUILD_TBB:BOOL=OFF
46
47 //Build accuracy & regression tests
48 BUILD_TESTS:BOOL=OFF
49
50 //Build libtiff from source
51 BUILD_TIFF:BOOL=OFF
52
53 //Build WebP from source
54 BUILD_WEBP:BOOL=OFF
55
56 //Include debug info into release binaries ('OFF' means default
57 // settings)
58 BUILD_WITH_DEBUG_INFO:BOOL=OFF
59
60 //Enables dynamic linking of IPP (only for standalone IPP)
61 BUILD_WITH_DYNAMIC_IPP:BOOL=OFF
62
63 //Build zlib from source
64 BUILD_ZLIB:BOOL=OFF
65
66 //Include opencv_face module into the OpenCV build
67 BUILD_opencv_face:BOOL=OFF
68
69 //Include opencv_highgui module into the OpenCV build
70 BUILD_opencv_highgui:BOOL=OFF
71
72 //Include opencv_java_bindings_generator module into the OpenCV
73 // build
74 BUILD_opencv_java_bindings_generator:BOOL=OFF
75
76 //Include opencv_xfeatures2d module into the OpenCV build
77 BUILD_opencv_xfeatures2d:BOOL=OFF
78
79 //Choose the type of build, options are: None Debug Release RelWithDebInfo
80 // MinSizeRel …
81 CMAKE_BUILD_TYPE:STRING=Debug
82
83 //Installation Directory
84 CMAKE_INSTALL_PREFIX:PATH=/home/admin/opencv/2019-05-09_cuda
85
86 //"cudart" library
87 CUDA_CUDART_LIBRARY:FILEPATH=/usr/local/cuda/lib64/libcudart.so
88
89 //Path to a program.
90 CUDA_NVCC_EXECUTABLE:FILEPATH=/usr/local/cuda/bin/nvcc
91
92 //Path to a file.
93 CUDA_TOOLKIT_INCLUDE:PATH=/usr/local/cuda/include
94
95 //Toolkit location.
96 CUDA_TOOLKIT_ROOT_DIR:PATH=/usr/local/cuda
97
98 //Use the static version of the CUDA runtime library if available
99 CUDA_USE_STATIC_CUDA_RUNTIME:BOOL=ON
100
101 //Enable ADE framework (required for Graph API module)
102 WITH_ADE:BOOL=OFF
103
104 //Include Aravis GigE support
105 WITH_ARAVIS:BOOL=OFF
106
107 //Include NVidia Cuda Runtime support
108 WITH_CUDA:BOOL=ON
109
110 //Include Intel Inference Engine support
111 WITH_INF_ENGINE:BOOL=OFF
112
113 //Include Intel IPP support
114 WITH_IPP:BOOL=OFF
115
116 //Include Intel ITT support
117 WITH_ITT:BOOL=OFF
118
119 //Include JPEG2K support
120 WITH_JASPER:BOOL=OFF
121
122 //Include JPEG support
123 WITH_JPEG:BOOL=OFF
124
125 //Include Lapack library support
126 WITH_LAPACK:BOOL=OFF
127
128 //Include NVidia Video Decoding library support
129 WITH_NVCUVID:BOOL=ON
130
131 //Include PNG support
132 WITH_PNG:BOOL=OFF
133
134 //Enable libprotobuf
135 WITH_PROTOBUF:BOOL=OFF
136
137 //Include Intel TBB support
138 WITH_TBB:BOOL=OFF
139
140 //Include TIFF support
141 WITH_TIFF:BOOL=OFF
142
143 //Include Vulkan support
144 WITH_VULKAN:BOOL=OFF
145
146 //Include WebP support
147 WITH_WEBP:BOOL=OFF

make -j 20

make install

=============================

2019-05-10补充：

//Build openexr from source
BUILD_OPENEXR:BOOL=ON

//Include ILM support via OpenEXR
WITH_OPENEXR:BOOL=ON

以上两项要打开，否则链接程序的时候出现大量如下错误：

/home/admin/opencv/opencv-master/modules/imgcodecs/src/grfmt_exr.cpp:250: undefined reference to `Im
f::Slice::Slice(Imf::PixelType, char*, unsigned long, unsigned long, int, int, double, bool, bool)'
/home/admin/opencv/opencv-master/modules/imgcodecs/src/grfmt_exr.cpp:252: undefined reference to `Im
f::FrameBuffer::insert(char const*, Imf::Slice const&)'
/home/admin/opencv/opencv-master/modules/imgcodecs/src/grfmt_exr.cpp:257: undefined reference to `Im
f::Slice::Slice(Imf::PixelType, char*, unsigned long, unsigned long, int, int, double, bool, bool)'
/home/admin/opencv/opencv-master/modules/imgcodecs/src/grfmt_exr.cpp:259: undefined reference to `Im
f::FrameBuffer::insert(char const*, Imf::Slice const&)'