实现图像的修复，适用于需要修复面积较大的图像。本算法是采用region filling and object removal by exemplar-based image inpainting ,适用CIE lab颜色空间进行计算，发表于IEEE 2004-A new algorithm is proposed for removing large objects from digital images.the challenge is to fill in the hole that is

数字图像处理及实例应用，包括图像的边缘检测，阈值分割算法，文字与非文字区域的划分-And examples of digital image processing applications, including edge detection, threshold segmentation algorithm, text classification with non-text area