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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED NOTOURBUG - tearing on radeonsi vdpau deinterlacer"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84944#c29">Comment # 29</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED NOTOURBUG - tearing on radeonsi vdpau deinterlacer"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84944">bug 84944</a>
from <span class="vcard"><a class="email" href="mailto:warpme@o2.pl" title="warpme@o2.pl">warpme@o2.pl</a>
</span></b>
<pre>(In reply to Michel Dänzer from <a href="show_bug.cgi?id=84944#c28">comment #28</a>)
<span class="quote">>
> Oops, my first debugging patch has a bug which causes can_exchange to
> spuriously return FALSE. Does it work if you remove that patch?</span >
Michel,
After patch removal indeed page flipping started to work so no tearing anymore.
Unfortunately now I see problem with 2x DI. It manifests as jumpy playback.
This is typical when DI is too slow to keep frame rate. I have identical effect
on Nvidia's ION1 with Advanced 2x DI (ION1 is too slow for this advanced DI).
Mythtv reports:
2014-11-13 13:47:01.013753 I Player(1): Video is 3.18365 frames behind audio
(too slow), dropping frame to catch up.
2014-11-13 13:47:01.013783 I AOBase: Pause 1
2014-11-13 13:47:01.014047 I Player(1): Video is 3.45023 frames behind audio
(too slow), dropping frame to catch up.
2014-11-13 13:47:01.014064 I AOBase: Pause 1
2014-11-13 13:47:01.014171 I Player(1): Video is 3.40015 frames behind audio
(too slow), dropping frame to catch up.
2014-11-13 13:47:01.014188 I AOBase: Pause 1
2014-11-13 13:47:01.014286 I Player(1): Video is 3.1126 frames behind audio
(too slow), dropping frame to catch up.
It looks like 2x DI problem is only with enabled glamor - as on Brazos with EXA
2x DI works perfect. Also on Kabini it was working OK - but it was OK when
page flipping was non-functional. I didn't test Brazos with glamor yet.
I done tests with mesa 10.2.8/10.3.3 and xserver 1.16.1/1.16.2 In all cases
glamor 2x DI issue is present.
If You want to see issue visually - I have short video clip with issue...
br
PS: is it possible that DI issue is because playback window coordinates are -1
?
Absolute upper-left X: -1
Absolute upper-left Y: -1
Relative upper-left X: -1
Relative upper-left Y: -1</pre>
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