[gst-devel] v4l2sink plugin erroneously submitting the same buffer again

Guennadi Liakhovetski g.liakhovetski at gmx.de
Thu Mar 11 17:53:07 CET 2010


On Tue, 9 Mar 2010, Rob Clark wrote:

> 
> On Mar 9, 2010, at 3:47 AM, Guennadi Liakhovetski wrote:
> 
> > Next question to v4l2sink: I observe, that the buffer queue in my driver 
> > gets drained permanently. I.e., no new buffers get queued until all of the 
> > existing ones are returned to the user. Is it a (gstreamer) design flaw or 
> > just a lack of performance?
> 
> 
> hmm, as a sanity check, make clean in v4l2 directory.  A new field was 
> added in GstV4l2Sink which controls when buffers get dequeued.. and some 
> corruption because something wasn't recompiled could, I suppose, cause 
> strange problems like this.

No, it's not that.

> But if that isn't the issue, then please send a log.

Log attached.

Thanks
Guennadi
---
Guennadi Liakhovetski, Ph.D.
Freelance Open-Source Software Developer
http://www.open-technology.de/
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