白底换红底 局部阈值调整 边界高斯滤波 function demo global R global threshold global img global dstColor global rect global mask global biasStep biasStep = 5; dstColor = [255 0 0]; %% background color img = imread('g.jpg'); %% load photo R = img(:,:,1); [mm, nn] = siz
1.项目要求上传白底的图片要进行裁剪白边,于是同事谢了个函数感觉很好用. 2. #region 剪切白边 /// <summary> /// 剪切白边 /// </summary> /// <param name="p"></param> /// <returns></returns> public static Image Crop(Image p) { int x, y ;//for use of X,Y Co