我在 Ubuntu 14.04 上并使用 OpenCV 3 Gold。我在这里找到了一个用于眼睛检测的示例：https ://github.com/trishume/eyeLike
在 Raspberry Pi 上编译时，我遇到了很多错误：
/home/pi/opencv-3.0.0/samples/cpp/test/eyeLike-master/src/main.cpp: In function 'int main(int, const char)':
/home/pi/opencv-3.0.0/samples/cpp/test/eyeLike-master/src/main.cpp:82:37: error: no match for 'operator=' in 'frame = cvQueryFrame(capture)'
/home/pi/opencv-3.0.0/samples/cpp/test/eyeLike-master/src/main.cpp:82:37: note: candidates are:
/usr/local/include/opencv2/core/mat.inl.hpp:560:6: note: cv::Mat& cv::Mat::operator=(const cv::Mat&)
/usr/local/include/opencv2/core/mat.inl.hpp:560:6: note: no known conversion for argument 1 from 'IplImage* {aka _IplImage}' to 'const cv::Mat&'
/usr/local/include/opencv2/core/mat.inl.hpp:2878:6: note: cv::Mat& cv::Mat::operator=(const cv::MatExpr&)
/usr/local/include/opencv2/core/mat.inl.hpp:2878:6: note: no known conversion for argument 1 from 'IplImage {aka _IplImage}' to 'const cv::MatExpr&'
/usr/local/include/opencv2/core/mat.hpp:1102:10: note: cv::Mat& cv::Mat::operator=(const Scalar&)
/usr/local/include/opencv2/core/mat.hpp:1102:10: note: no known conversion for argument 1 from 'IplImage {aka _IplImage}' to 'const Scalar& {aka const cv::Scalar_<double>&}'
src/CMakeFiles/eyeLike.dir/build.make:54: recipe for target 'src/CMakeFiles/eyeLike.dir/main.cpp.o' failed
make[2]: * [src/CMakeFiles/eyeLike.dir/main.cpp.o] Error 1
CMakeFiles/Makefile2:75: recipe for target 'src/CMakeFiles/eyeLike.dir/all' failed
make[1]: [src/CMakeFiles/eyeLike.dir/all] Error 2
Makefile:72: recipe for target 'all' failed
make: * [all] Error 2`
我已经用 OpenCV 2.4.10 测试了这个程序，它运行得很好。