我需要在已经构建OpenCV的计算机上工作，而不是我的计算机。但是，我想知道在构建时已经设置了哪些标志，例如WITH_TBB =，WITH_CUDA =，依此类推。有没有办法从某个文件中获取此信息？
答案 0 :(得分：5)
跑吧：
#include <opencv2/opencv.hpp>
#include <iostream>
int main()
{
// Get build information
std::cout << cv::getBuildInformation();
}
它产生如下输出：
General configuration for OpenCV 3.0.0 =====================================
Version control: unknown
Platform:
Host: Darwin 15.0.0 x86_64
CMake: 3.3.2
CMake generator: Unix Makefiles
CMake build tool: /usr/local/Library/ENV/4.3/gmake
Configuration: Release
C/C++:
Built as dynamic libs?: YES
C++ Compiler: /usr/local/Library/ENV/4.3/clang++ (ver 7.0.0.7000176)
C++ flags (Release): -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-unnamed-type-template-args -fdiagnostics-show-option -Wno-long-long -Qunused-arguments -Wno-semicolon-before-method-body -fno-omit-frame-pointer -msse -msse2 -mavx -fvisibility=hidden -fvisibility-inlines-hidden -DNDEBUG
C++ flags (Debug): -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-unnamed-type-template-args -fdiagnostics-show-option -Wno-long-long -Qunused-arguments -Wno-semicolon-before-method-body -fno-omit-frame-pointer -msse -msse2 -mavx -fvisibility=hidden -fvisibility-inlines-hidden -g -O0 -DDEBUG -D_DEBUG
C Compiler: /usr/local/Library/ENV/4.3/clang
C flags (Release): -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-unnamed-type-template-args -fdiagnostics-show-option -Wno-long-long -Qunused-arguments -Wno-semicolon-before-method-body -fno-omit-frame-pointer -msse -msse2 -mavx -fvisibility=hidden -fvisibility-inlines-hidden -DNDEBUG
C flags (Debug): -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-unnamed-type-template-args -fdiagnostics-show-option -Wno-long-long -Qunused-arguments -Wno-semicolon-before-method-body -fno-omit-frame-pointer -msse -msse2 -mavx -fvisibility=hidden -fvisibility-inlines-hidden -g -O0 -DDEBUG -D_DEBUG
Linker flags (Release):
Linker flags (Debug):
Precompiled headers: NO
Extra dependencies: -framework OpenCL -framework Cocoa /usr/local/opt/jpeg/lib/libjpeg.dylib /usr/local/lib/libwebp.dylib /usr/local/lib/libpng.dylib /usr/local/lib/libtiff.dylib /usr/local/lib/libImath.dylib /usr/local/lib/libIlmImf.dylib /usr/local/lib/libIex.dylib /usr/local/lib/libHalf.dylib /usr/local/lib/libIlmThread.dylib /usr/lib/libz.dylib -framework QTKit -framework QuartzCore -framework AppKit
3rdparty dependencies: ippicv
OpenCV modules:
To be built: hal core flann imgproc ml photo video imgcodecs shape videoio highgui objdetect superres ts features2d calib3d stitching videostab python2
Disabled: world
Disabled by dependency: -
Unavailable: cudaarithm cudabgsegm cudacodec cudafeatures2d cudafilters cudaimgproc cudalegacy cudaobjdetect cudaoptflow cudastereo cudawarping cudev java python3 viz
GUI:
QT: NO
Cocoa: YES
OpenGL support: NO
VTK support: NO
Media I/O:
ZLib: /usr/lib/libz.dylib (ver 1.2.5)
JPEG: /usr/local/opt/jpeg/lib/libjpeg.dylib (ver 80)
WEBP: /usr/local/lib/libwebp.dylib (ver encoder: 0x0202)
PNG: /usr/local/lib/libpng.dylib (ver 1.6.18)
TIFF: /usr/local/lib/libtiff.dylib (ver 42 - 4.0.6)
JPEG 2000: NO
OpenEXR: /usr/local/lib/libImath.dylib /usr/local/lib/libIlmImf.dylib /usr/local/lib/libIex.dylib /usr/local/lib/libHalf.dylib /usr/local/lib/libIlmThread.dylib (ver 2.2.0)
GDAL: NO
Video I/O:
DC1394 1.x: NO
DC1394 2.x: NO
FFMPEG: NO
codec: NO
format: NO
util: NO
swscale: NO
resample: NO
gentoo-style: NO
GStreamer: NO
OpenNI: NO
OpenNI PrimeSensor Modules: NO
OpenNI2: NO
PvAPI: NO
GigEVisionSDK: NO
QuickTime: NO
QTKit: YES
V4L/V4L2: NO/NO
XIMEA: NO
gPhoto2: NO
Other third-party libraries:
Use IPP: 8.2.1 [8.2.1]
at: /tmp/opencv320151102-4718-8kzykk/opencv-3.0.0/3rdparty/ippicv/unpack/ippicv_osx
Use IPP Async: NO
Use Eigen: YES (ver 3.2.6)
Use TBB: NO
Use OpenMP: NO
Use GCD YES
Use Concurrency NO
Use C=: NO
Use pthreads for parallel for:
NO
Use Cuda: NO
Use OpenCL: YES
OpenCL:
Version: static
libraries: -framework OpenCL
Use AMDFFT: NO
Use AMDBLAS: NO
Python 2:
Interpreter: /usr/bin/python (ver 2.7.10)
Libraries: /System/Library/Frameworks/Python.framework/Versions/2.7/lib/libpython2.7.dylib (ver 2.7.10)
numpy: /System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/numpy/core/include (ver 1.8.0rc1)
packages path: lib/python2.7/site-packages
Python 3:
Interpreter: NO
Python (for build): /usr/bin/python
Java:
ant: NO
JNI: /System/Library/Frameworks/JavaVM.framework/Headers /System/Library/Frameworks/JavaVM.framework/Headers /System/Library/Frameworks/JavaVM.framework/Headers
Java wrappers: NO
Java tests: NO
Matlab:
mex: NO
Documentation:
Doxygen: NO
PlantUML: NO
Tests and samples:
Tests: YES
Performance tests: YES
C/C++ Examples: NO
Install path: /usr/local/Cellar/opencv3/3.0.0
cvconfig.h is in: /tmp/opencv320151102-4718-8kzykk/opencv-3.0.0/macbuild
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