Can anyone please explain to me how to compute DCT? I'm finding it hard to understand it. I attached the formulas the Discrete Cosine Transform (DCT) and it's Inverse-DCT.
sandz24
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Jump to PostRead this:
http://en.wikipedia.org/wiki/Jpeg#Discrete_cosine_transform
I'll see if I can find some source code.
Jump to PostI'm assuming you mean a visible stamp on the image. Yes, you should compress AFTER watermarking.
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DeanMSands3
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sandz24
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DeanMSands3
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sandz24
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white_pearl
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