Scanning docs for bitsavers

Eric Smith spacewar at
Tue Dec 3 13:23:51 CST 2019

On Tue, Dec 3, 2019 at 10:59 AM Paul Berger via cctalk <
cctalk at> wrote:

> Is there any way to know what compression was used in a pdf file?

There's not necessarily only one. Every object in a PDF file can have its
own selection of compression algorithm.

I don't know of any user-friendly way to tell. Years ago I used some really
awful programs I hacked up to inspect PDF file contents. I'm not sure I
even can find them any more.

More information about the cctech mailing list