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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - pdfinfo/pdffonts cannot process >2GB files"
href="https://bugs.freedesktop.org/show_bug.cgi?id=44085#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - pdfinfo/pdffonts cannot process >2GB files"
href="https://bugs.freedesktop.org/show_bug.cgi?id=44085">bug 44085</a>
from <span class="vcard"><a class="email" href="mailto:ajohnson@redneon.com" title="Adrian Johnson <ajohnson@redneon.com>"> <span class="fn">Adrian Johnson</span></a>
</span></b>
<pre>I started working on some patches to fix this. I used the method in <a href="show_bug.cgi?id=44085#c6">comment 6</a>
to create a test file. I used dd if=/dev/urandom bs=1M count=400 of=x.avi to
create the avi files. This gave me a 2.8GB pdf file.
I also tried using single 2.5GB avi file but there seems to be a bug in
pdflatex or movie15. It is using signed 32-bits for the stream length so it
wrote a pdf with a negative stream length for the avi file.
With the patches, pdfinfo, pdffonts, pdftoppm, and pdftocairo (image output
only) are working with the 2.8GB test file. I need to do more testing of the
patches before they are ready. Some of the things I have not yet looked at are:
- pdftops, pdfimages, pdfunit, and pdfseparate
- testing on a 32-bit machine
- try to create more interesting >2GB files for testing
- reg testing of < 2GB pdfs
I'm attaching the current version of my patches. It would be great to get some
feedback on the patches before I spend a lot of time on testing.</pre>
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