How do you save one or all the images from an array as .png files in a folder.

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Hi, I have an array where there are 18 images stored making the array 18x4 double. I would like to be able to save these indivdual images in a folder. The number of images in the array will vary.
Is this possible? If so how can you do it?
Thank you

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Devineni Aslesha
Devineni Aslesha 2020-4-24
编辑:Devineni Aslesha 2020-4-24
Hi
To save the images from an array as .png files in a folder, please see the below code.
a = [zeros(9,4); ones(9,4);];
numImages = size(a,1);
workingDir = 'C:\Desktop\Images';
mkdir(workingDir);
for i=1:numImages
baseFileName = sprintf('image%d.png',i);
fullFileName = fullfile(workingDir,'images',baseFileName);
imwrite(a(i,:),fullFileName);
end
Make sure to save this .m file in the workingDir and create the folder 'images' in the workingDir before running the .m file.

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