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how can i calculate psnr of special blocks of image

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nadia
nadia 2016-2-22
评论： Jos (10584) 2016-2-22
Hi, I have a 512x512 image and I want to calculate PSNR of part of image for example ROI region of it?for ROI region I have 12 blocks with same size but different places in original image and I want to calculate PSNR of them together
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Manoj
Manoj 2016-2-22
编辑：Manoj 2016-2-22
send me the ROI image along with the original image
Manoj Kumar
Jos (10584)
Jos (10584) 2016-2-22
Your question is a little unclear. Do you mean that you have a single ROI specified by 12 blocks? How?

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