3 ms·
PDF supports this use case by adding an invisible text layer on top of the raster content. On the other hand, JBIG2 doesn’t actually do OCR. It only does templ
by layoutIfNeeded 5y ago
PDF supports this use case by adding an invisible text layer on top of the raster content.
On the other hand, JBIG2 doesn’t actually do OCR. It only does template matching of similar-looking blocks of pixels. The compressor doesn’t try to understand which letter those pixels represent.