Andre Renaud

Is this the same issue as #3400 ?

Is this PR looking likely to merge into the next release?

Hi Pierre. Unfortunately I haven't had a look at this in any real depth. I think it requires quite a lot of font-decoding code to do things like determine character...

Yeah, that sounds reasonable. At the moment I don't have loads of time to look at this feature. If you want to have a go at it, I'm able to...

As a note on this (possibly to my own future self for implementation). There are some details on how this works in this stackoverflow answer - https://stackoverflow.com/questions/3488042/how-can-i-extract-embedded-fonts-from-a-pdf-as-valid-font-files We could probably...

Sounds great. If you put together any example stuff, please push it up to a branch/repo on Github and we can discuss it there. After looking at the details in...

I had a poke around. It looks like we'd need to extract the font metadata regardless, which essentially means we would need STB TrueType. I dropped all the rendering aspects...

The easiest method is for you to fork the repo under your own account, make your changes there, then issue a pull request back to this repo for the final...

In the long run, I think I'll probably end up copy/pasting the cut-down contents of stb_truetype.h inside pdfgen.c. It's a bit horrible, but I don't want to change the installation...

There is a sample encrypted file available from https://johnaugust.com/2014/try-to-open-this-pdf And a discussion of opening/cracking it (including the code) at https://blog.didierstevens.com/2017/12/26/cracking-encrypted-pdfs-part-1/