采用张正友于1999年提出的标定方法，用棋盘图片进行摄像机内参数及外参数计算。-Zhang Zhengyou used in 1999 calibration method, using chessboard picture camera intrinsic parameters and external parameters.

有效进行摄像机标定的简单程序。分别求出内外参数。-Simple effective camera calibration procedures. Inside and outside the parameters were calculated.