<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - pdftohtml ignore png format option and extract inverted jpg images"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92449#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - pdftohtml ignore png format option and extract inverted jpg images"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92449">bug 92449</a>
from <span class="vcard"><a class="email" href="mailto:francisco.dossantos@fia-net.com" title="Francisco <francisco.dossantos@fia-net.com>"> <span class="fn">Francisco</span></a>
</span></b>
<pre>I've stumble upon the same bug, recent version (september 2016) compiled from
git master (poppler 0.47).
pdfimages -j test.pdf out
Produce an inverted grayscale jpeg.
pdfimages -png test.pdf out
Produce a normal grayscale image.
pdfimages -list test.pdf
page num type width height color comp bpc enc interp object ID x-ppi
y-ppi size ratio
--------------------------------------------------------------------------------------------
1 0 image 2817 1981 sep 1 8 jpeg no 16 0 343
170 112K 2.1%
I've tested several PDF (sorry can't share it) and I found that only the jpeg
with a colorspace 'sep' (csSeparation) produce an inverted grayscale image.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>