使用C++配合OpenCV追蹤滑鼠選取範圍內的顏色-Use C++ with OpenCV tracking the mouse to select the color range

1.解压缩之后，在vs2008下可直接运行，不过需要安装opencv 2.提供人脸检测与识别功能 3.人脸识别，需要预先选定文件夹提取特征向量，然后才可以选取比较，这个需要改源程序-1. Unzipped, run directly under the vs2008, but need to install opencv 2. Provides face detection and recognition 3. Recognition, pre-selected folder nee

通过opencv及c语言选取图片特征角点-Select the picture feature points by opencv and c language