OpenCV简介（图像结构，矩阵结构，点结构）图像I/O和显示，图像处理（边缘检测轮廓检测），视频处理等。作者于仕琪-About OpenCV (image structure, matrix structure, the point structure) Image I/O and display, image processing (edge detection contour detection), video processing. Of the Shi Qi