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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - 100% CPU usage"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=66928#c9">Comment # 9</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - 100% CPU usage"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=66928">bug 66928</a>
              from <span class="vcard"><a class="email" href="mailto:Thomas.Freitag@alfa.de" title="Thomas Freitag <Thomas.Freitag@alfa.de>"> <span class="fn">Thomas Freitag</span></a>
</span></b>
        <pre>Created <span class=""><a href="attachment.cgi?id=82478" name="attach_82478" title="cache cms transformed values for images">attachment 82478</a> <a href="attachment.cgi?id=82478&action=edit" title="cache cms transformed values for images">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=66928&attachment=82478'>[review]</a>
cache cms transformed values for images

The patch assumes that the colortransformation from RGB to RGB is somewhat
linear, but the result is quite simular (at least in this case), and the
perfomance increase is dramatically:

thomas@w7-thomas:~/Entwicklung/xpdfmerge/thread/poppler$ time ./utils/pdftoppm
-cropbox -png bugzilla/66928.open/Lezione11-ASS.pdf output/lezval

real    0m20.094s
user    0m19.993s
sys    0m0.052s</pre>
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