estimate automatically intrinsics and extrinsic parameters of the camera

For fast image processing this scr ipt extracts all the parameters for stereo image rectification in order to get the largest rectangular image pairs with only valid pixel values. The parameters are sorted in the way images are read in (First pixels

摄相机内外参数标定以及内外参数优化过程的编写-Preparation of internal and external camera calibration parameters and external parameters of the optimization process