<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - extra vsync when reading back pixels in xbmc"
href="https://bugs.freedesktop.org/show_bug.cgi?id=79223#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - extra vsync when reading back pixels in xbmc"
href="https://bugs.freedesktop.org/show_bug.cgi?id=79223">bug 79223</a>
from <span class="vcard"><a class="email" href="mailto:greg@chown.ath.cx" title="Grigori Goronzy <greg@chown.ath.cx>"> <span class="fn">Grigori Goronzy</span></a>
</span></b>
<pre>The vsynced blit path for presentation is implemented by *stalling* GPU command
processing. That's a big hammer, and might be related to your problems. You can
skip this (at the cost of tearing in some cases) by disabling SwapBuffersWait.
Have you tried that, just for testing?</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>