Awkwardly using fitz and pikepdf, transcode monochrome to CCITT. This requires _OCRMYPDF_NO_FITZ=1. 00000x.opt.pdf can be checked for JBIG2 to confirm, but this file is not passed to the output since it's not all wired up yet.
Awkwardly using fitz and pikepdf, transcode monochrome to CCITT. This requires _OCRMYPDF_NO_FITZ=1. 00000x.opt.pdf can be checked for JBIG2 to confirm, but this file is not passed to the output since it's not all wired up yet.