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		morecoffee on March 17, 2017 \| parent \| context \| favorite \| on: Guetzli: A New Open-Source JPEG Encoder The PDF reader is pretty interesting, because don't modern browsers ship with PDF readers? To decode the embedded JPEG2000s, the browser has to be able to decode them right?

tinus_hn on March 19, 2017 [–]

PDFs are packaged Postscript. Postscript is a Turing complete language and the output of a script is a page.

PDFs with JPEG2000 images contain a Postscript library to decode these images. That is the code that gets to show them.

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