Matlab: 图片分块处理

"""

https://blog.youkuaiyun.com/gusui7202/article/details/83239142

qhy。

"""

 

P1： 

[FileName,PathName] = uigetfile('*.*','Select the image');   
 Im=imread([PathName FileName]);  
imshow(Im)  
hold on  
L = size(Im);  
height=32;  
width=32;  
max_row = floor(L(1)/height);  
max_col = floor(L(2)/width);  
seg = cell(max_row,max_col);  
%分块  
for row = 1:max_row         
    for col = 1:max_col          
    seg(row,col)= {Im((row-1)*height+1:row*height,(col-1)*width+1:col*width,:)};    % 分块公式，得到一组seg
    end  
end   
for i=1:max_row*max_col  
    aa=seg{i}
imwrite(seg{i},strcat('m',int2str(i),'.bmp'));    
end  
%画出分块的边界  
for row = 1:max_row