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> it seems unlike PDF it's entirely raster based and would require a separate OCR layer on top of the text to make it eligible for copy-paste, if that's one of

> it seems unlike PDF it's entirely raster based and would require a separate OCR layer on top of the text to make it eligible for copy-paste, if that's one of the goals Not really all that different from PDF: "Like PDF, DjVu can contain an OCR text layer, making it easy to perform copy and paste and text search operations." https://en.wikipedia.org/wiki/DjVu https://en.wikipedia.org/wiki/DjVu DjVu however really does seem to be biased toward scanned-origin documents, not digitally produced ones.

mdaniel 4y ago
> Not really all that different from PDF That is not correct, PDF supports text spans natively; perhaps you're thinking of scanner software that merely uses PDF as a convenient packaging for their JPEGs? I cannot defend DjVu as I've only had tangential contact with it, and for sure have never tried to author any such file. I was just raising awareness that there are competing standards that appear to be libre and are designed for pixel perfect output