[gst-devel] how to loop pipelines?

gather bzbz gbzbz at yahoo.com
Tue Dec 22 10:09:32 CET 2009


Thanks. Tried, but failed with

ERROR: from element /GstPipeline:pipeline0/GstOssSink:osssink0: Could not open audio device for playback. Device is being used by another application.

I guess all the pipes are executed in competition....Any suggestions?

--- On Tue, 12/22/09, sudarshan bisht <bisht.sudarshan at gmail.com> wrote:

> From: sudarshan bisht <bisht.sudarshan at gmail.com>
> Subject: Re: [gst-devel] how to loop pipelines?
> To: "Discussion of the development of GStreamer" <gstreamer-devel at lists.sourceforge.net>
> Date: Tuesday, December 22, 2009, 12:28 AM
>  type the same command n times in terminal
> . e.g   filesrc ! mad ! audioconvert ! osssink  filesrc !
> mad ! audioconvert ! osssink  filesrc ! mad ! audioconvert
> ! osssink  ........ 
> 
> 
> On Tue, Dec 22, 2009 at 1:53 PM,
> gather bzbz <gbzbz at yahoo.com>
> wrote:
> 
> 
> Yeah, can do that. But any way to loop it from the pipeline
> script itself? I googled a little bit, someone was talking
> about setting the pipe stages to get it done, but have not
> found any samples yet. Anyone can kindly provide some?
> Thanks.
> 
> 
> --- On Tue, 12/22/09, shinstar <LiHsinChang at besta.com.tw>
> wrote:
> 
> > From: shinstar <LiHsinChang at besta.com.tw>
> 
> > Subject: Re: [gst-devel] how to loop pipelines?
> > To: gstreamer-devel at lists.sourceforge.net
> > Date: Tuesday, December 22, 2009, 12:17 AM
> 
> 
> 
> >
> > Hi,
> > Maybe you should write a simple shell script or build
> your
> > own GStreamer
> > applications.
> >
> > regards,
> >
> >
> > gather bzbz wrote:
> > >
> 
> > > Say, if I have a mp3 file, I can play it with
> "filesrc
> > ! mad !
> > > audioconvert ! osssink ", how can I loop it
> so that
> > the same mp3 file gets
> > > played again and again? idealy, the number of
> loops
> 
> > can be controled by a
> > > number. Thanks a ton!
> > >
> > >
> > >
> > >
> > >
> >
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> > --
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> 
> -- 
> Regards,
> 
> Sudarshan Bisht
> 
> 
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