Extract JP2 images with kdu_expand before passing the image to Tesseract
This will likely speed up the processing, because Tesseract relies on leptonica which uses OpenJPEG2000, and OpenJPEG2000 is slow compared to kdu_expand
This will likely speed up the processing, because Tesseract relies on leptonica which uses OpenJPEG2000, and OpenJPEG2000 is slow compared to kdu_expand