Xcode OSX 10.7.5+OpenCV 2.4.3:使用“cv::SimpleBlobDetector”时的“架构x86_64的未定义符号”
我想使用OpenCVs,但在编译代码时出现以下错误:Xcode OSX 10.7.5+OpenCV 2.4.3:使用“cv::SimpleBlobDetector”时的“架构x86_64的未定义符号”,xcode,opencv,osx-lion,Xcode,Opencv,Osx Lion,我想使用OpenCVs,但在编译代码时出现以下错误: Ld /Users/dom/Library/Developer/Xcode/DerivedData/blob-test-opencv-dgtflkyexnsjekbwuxnuoisqknux/Build/Products/Debug/blob-test-opencv.app/Contents/MacOS/blob-test-opencv normal x86_64 cd /Users/dom/Desktop/blob-test-ope
Ld /Users/dom/Library/Developer/Xcode/DerivedData/blob-test-opencv-dgtflkyexnsjekbwuxnuoisqknux/Build/Products/Debug/blob-test-opencv.app/Contents/MacOS/blob-test-opencv normal x86_64
cd /Users/dom/Desktop/blob-test-opencv
setenv MACOSX_DEPLOYMENT_TARGET 10.7
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ \
-arch x86_64 \
-isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk \
-L/Users/dom/Library/Developer/Xcode/DerivedData/blob-test-opencv-dgtflkyexnsjekbwuxnuoisqknux/Build/Products/Debug \
-L/usr/local/Cellar/opencv/2.4.3/lib \
-F/Users/dom/Library/Developer/Xcode/DerivedData/blob-test-opencv-dgtflkyexnsjekbwuxnuoisqknux/Build/Products/Debug \
-filelist /Users/dom/Library/Developer/Xcode/DerivedData/blob-test-opencv-dgtflkyexnsjekbwuxnuoisqknux/Build/Intermediates/blob-test-opencv.build/Debug/blob-test-opencv.build/Objects-normal/x86_64/blob-test-opencv.LinkFileList \
-mmacosx-version-min=10.7 \
-fobjc-arc \
-fobjc-link-runtime \
-stdlib=libc++ \
-lopencv_calib3d.2.4.3 \
-lopencv_contrib.2.4.3 \
-lopencv_core.2.4.3 \
-lopencv_features2d.2.4.3 \
-lopencv_flann.2.4.3 \
-lopencv_gpu.2.4.3 \
-lopencv_highgui.2.4.3 \
-lopencv_imgproc.2.4.3 \
-lopencv_legacy.2.4.3 \
-lopencv_ml.2.4.3 \
-lopencv_nonfree.2.4.3 \
-lopencv_objdetect.2.4.3 \
-lopencv_photo.2.4.3 \
-lopencv_stitching.2.4.3 \
-lopencv_ts.2.4.3 \
-lopencv_video.2.4.3 \
-lopencv_videostab.2.4.3 \
-framework Cocoa -o /Users/dom/Library/Developer/Xcode/DerivedData/blob-test-opencv-dgtflkyexnsjekbwuxnuoisqknux/Build/Products/Debug/blob-test-opencv.app/Contents/MacOS/blob-test-opencv
Undefined symbols for architecture x86_64:
"cv::drawKeypoints(cv::Mat const&, std::__1::vector<cv::KeyPoint, std::__1::allocator<cv::KeyPoint> > const&, cv::Mat&, cv::Scalar_<double> const&, int)", referenced from:
BlobTest::detectBlobs(cv::Mat) in blob-detector.o
"cv::FeatureDetector::detect(cv::Mat const&, std::__1::vector<cv::KeyPoint, std::__1::allocator<cv::KeyPoint> >&, cv::Mat const&) const", referenced from:
BlobTest::detectBlobs(cv::Mat) in blob-detector.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
我正在通过OSX 10.7.5上的brew,使用OpenCV 2.43在4.52上运行Xcode
据我所知,所有必需的库都正确链接,尤其是opencv_功能2D.2.4.3,opencv是为我的64位系统编译的。其他OpenCV代码一直工作正常……我遗漏了什么吗?在xcode的左侧,选择您的项目名称。在右侧窗口,转至
Buil Settings>Build Options> Compiler for C/C++/Objective-C
将其从Apple LLVM编译器更改为LLVM GCC 4.2
干杯
雷扎上述答案对我不适用
<> >去构建设置> Apple LLVM 5语言-C++ +C++标准库,选择LBC+++/P>这个解决方案给了我不支持的编译器。这个解决方案导致了更多的未定义的符号,如CV::VoeWrrist::Open…
#ifdef __cplusplus
#import "opencv2/opencv.hpp"
#endif
Buil Settings>Build Options> Compiler for C/C++/Objective-C