Except that JPEG uses the Discrete Cosine Transform on 8x8 blocks of pixels, whi... | Hacker News

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		tripzilch on March 6, 2014 \| parent \| context \| favorite \| on: Introducing the ‘mozjpeg’ Project Except that JPEG uses the Discrete Cosine Transform on 8x8 blocks of pixels, which, afaik doesn't make use of the FFT.

nitrogen on March 6, 2014 [–]

The DCT is analogous to the FFT.

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