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<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'>I have problems playing
video using VDPAU acceleration on nVidia GPU’s.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'>For example this pipeline<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'>gst-launch-0.10 -v -m
filesrc location="test.mp4" ! qtdemux name=demux \ demux.video_00 !
vdpauh264dec ! queue ! vdpauvideopostprocess
force-aspect-ratio="true" ! vdpausink \ demux.audio_00 ! ffdec_aac !
queue ! audioconvert ! alsasink<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'>plays both video and
audio correctly, but in most cases the video playout is not smooth. I can't
call it choppy, but it exhibits some some sort of unpleasant tremor as if it
were some synchronization issue. If I resize the window or minimize/maximize
it, in most cases the problem disappears.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'>Vdpau playout with
mplayer is without any problems. It must be some problem with the vdpau
functionality of gstreamer.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
lang=EN-US style='font-size:10.0pt;font-family:Arial'>Robert<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
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