Weird Issue With GStreamer

S.A. Hartsuiker sahartsu at xs4all.nl
Mon Mar 1 18:20:51 UTC 2010



On 03/01/2010 01:11 PM, Martin Sourada wrote:
> Lately nautilus had troubles (both in f12 and f13) generating previews
> for certain videos (I'm aware of those in mkv/h264/aac format) and totem
> just froze on (with CPU usage at 100 %) them as well. So I tried one of
> the videos running via gst-launch while constructing the pipeline
> manually like this:
> 
> gst-launch filesrc location=<video-file> ! matroskademux name=v
> v.subtitle_00 ! queue ! sub. v.video_00 ! queue ! decodebin !
> ffmpegcolorspace ! assrender name=sub ! ffmpegcolorspace ! videoscale !
> xvimagesink v.audio_00 ! queue ! decodebin ! pulsesink
> 
> And it worked! And what's even more interesting it fixed the problem for
> totem as well. I wonder if there are some issues with playbin(2) (or
> maybe it's connected to the recent inclusion of some of the
> gst-plugins-bad into fedora proper, as it stopped working approx. around
> that time)... And no, it was not fixed by some update as I tried it in
> totem -- didn't work -- tried it in gst-launch -- worked -- then tried
> some matroska files with theora inside -- worked -- then retried one of
> the previously non-working files -- worked. All these steps followed
> directly one after one.
> 
> The problem is, as it is now working, I don't have the means to
> reproduce it (at least not on f12, I can retry on f13) and I'm not sure
> what component to fill a bug against... Plus, if the issue is only with
> mkv/h264/aac, I'll probably have troubles providing a file to test it
> on...
> 
> Anyone having similar issues? Any pointers?
> 
> Thanks,
> Martin
> 

I had a similar problem. That problem was fixed by an update of
gstreamer-plugins-good and gstreamer-plugins-bad

As I understood it from Hans de Goede it had something to do with an
overlap at one point of gstreamer-plugins-good and gstreamer-plugins-bad.

Kind regards,
Stefan


More information about the test mailing list