我自己设计的完美运行 RGB = imread('待测轮胎.jpg'); I = rgb2gray(RGB); % convert to intensity I1 = I(1:313,1:50); I2 = imrotate(I1, 90); %翻转90度 figure(10),imshow(I2); imwrite(I2,'C:\Users\邓\Desktop\视频信号处理\luntai\模板.jpg');