手工绘制的标定板放大后虚边的问题成为了一大困扰，为此，自己写了一个简单的matlab标定程序，用以生成像素级的标定模板，从而很好的避免了标定板产生虚边的问题。-Calibration plate hand-drawn magnified virtual edge has become a big problem, wrote a simple matlab calibration procedure used to generate a pixel-level calibration templ