摄像头标定，通过摄像头捕获图像，得到点的坐标，反应到二维坐标中-Camera calibration, image capture through the camera to get the coordinates of the point, the reaction to the two-dimensional coordinate

二维扫描条码视频图像识别算法源代码，C++实现-Two-dimensional scanning bar code video image recognition algorithm source code, C++ to achieve