Search results for: CCITT encoding in PDF files

CCITT encoding in PDF files – Decoding G31D CCITT…

Now to complete the series on CCITT, I will go as in-depth on how to decode a G31D encoded PDF file. G31D CCITT is...
Chika Okereke
1 min read

CCITT encoding in PDF files – G31D CCITT data…

In my second article on CCITT encoding I am going to explain exactly how 1D decoding works. Just to make life complicated, this can...
Chika Okereke
58 sec read

CCITT encoding in PDF files – Decoding CCITT data

As part of the rewrite of our Java CCITT Decoder, I have spent a lot of time with the format. It is quite a...
Chika Okereke
58 sec read

CCITT encoding in PDF files – rows and height…

While rewriting our CCITT decoder (almost finished!) we came across an interesting item to take care of. When reading the values of a CCITT...
Mark Stephens
44 sec read

CCITT encoding in PDF files – black and white…

CCITT encodes black and white data. It does this by encoding runs of black or white pixels. This data can be stored using one...
Mark Stephens
57 sec read