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How do I save an image with a name same as the original image?

조회 수: 3 (최근 30일)
Mansell Teh
Mansell Teh 2016년 10월 1일
댓글: Image Analyst 2016년 10월 2일
I need to save an image like the original image, for example:
original image = 001A.jpg
saved image = 001A(1).jpg
clear all
clc
%Detect objects using Viola-Jones Algorithm
imgdir = 'C:\Users\Lewis\Documents\MATLAB\testingimage';
DestDir = 'C:\Users\Lewis\Documents\MATLAB\violajones\croppedimage';
%To detect Face
FDetect = vision.CascadeObjectDetector;
%Read the input image
images = dir(fullfile(imgdir, '*.jpg'));
numfiles = length(images);
myimage = cell(1,numfiles);
for k = 1:numfiles
myimage{k} = imread(fullfile( imgdir, images(k).name));
%Returns Bounding Box values based on number of objects
BB = step(FDetect,myimage{k});
for i = 1:size(BB,1)
rectangle('Position',BB(i,:),'LineWidth',5,'LineStyle','-','EdgeColor','r');
croppedimage = imcrop(myimage{k},BB(i,:));
end
filename = ['croppedTE' ,num2str(k),'.jpg'];
imwrite(croppedimage, fullfile(DestDir, filename));
end

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Guillaume
Guillaume 2016년 10월 2일
편집: Image Analyst 2016년 10월 2일
Your question is puzzling: since you manage to come up with some fairly complex code it should be obvious to you what needs changing in order to do what you want. The other option is this is not your code, in which case you should try to understand what each step does. Again, the solution should then be obvious:
Change the filename creation line to:
filename = [images(k).name, '(', num2str(k), ').jpg');
Note that I prefer using sprintf instead of string concatenation and num2str, so I'd write the above as:
filename = sprintf('%s(%d).jpg', images(k).name, k);
  댓글 수: 1
Image Analyst
Image Analyst 2016년 10월 2일
Guillaume's answer is a good one. I'd recommend that you don't use jpg if you're going to do image analysis though. Use PNG format instead.

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