Questions tagged [ccitt]

I'm studying a working program that between others verifies the validity of an incoming message. The CRC used is CCITT 16, the initial value of the CRC is set to 0xFFFF, and the message is sent in bytes that are received LSb first and the bytes the…

I'm trying to reduce the size of a pdf file by converting its images from color/gray to B/W and re-encode those images using the more efficient CCITT Group 4 or JBIG2 encoding. Can it be done via Ghostscript? How? If not, is there another CLI tool…