[gst-devel] Problem in -ve play back

Sumanth V sumanth.v at allaboutif.com
Tue Jun 2 08:56:20 CEST 2009


Hi,

     Thanks Stefan. I was able to implement the reverse operation by seeking
backwards...:-)

regards,
Sumanth



On Mon, Jun 1, 2009 at 4:38 PM, Stefan Kost <ensonic at hora-obscura.de> wrote:

> Sumanth V schrieb:
> > hi,
> >          Even with the latest release of gst-plugins-bad?
>
> Please note, that you can seek forward and backwards. What you are doing
> is playing in reverse and that is not implemented for mpeg-ts. For you
> just want to see to a previous position:
> gst_element_seek(pipeline,1.0,GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH ,
>   GST_SEEK_TYPE_SET,new_pos,GST_SEEK_TYPE_NONE,GST_CLOCK_TIME_NONE);
>
> Stefan
> >
> > Thanks
> > Sumanth
> >
> > On Mon, Jun 1, 2009 at 3:23 PM, Wim Taymans <wim.taymans at gmail.com
> > <mailto:wim.taymans at gmail.com>> wrote:
> >
> >     On Mon, 2009-06-01 at 15:09 +0530, Sumanth V wrote:
> >     > Hi All,
> >     >
> >     >      I am written an application for performing both FORWARD n
> >     REVERSE
> >     > operation on a TS file. I am able to perform a FORWARD
> >     operation. But
> >     > when i try to perform the -ve play back i.e REWIND operation, The
> >     > frame is getting Freezed.  The seek event i am pasing to the
> >     pipeline
> >     > is
> >     >
> >     > gst_element_seek(pipeline,-2.0,GST_FORMAT_TIME,
> >     GST_SEEK_FLAG_FLUSH ,
> >     > GST_SEEK_TYPE_NONE,0,GST_SEEK_TYPE_END,-1);
> >     >
> >     > Where am i going wrong in performing the -ve playback?? Are all the
> >     > parameter passed to the pipeline for performing -ve playback is
> >     > correct?
> >
> >     Reverse playback in mpeg TS streams is not yet implemented. Not very
> >     trivial but patches are welcome.
> >
> >     Wim
> >
> >     > I am passing the same seek event for performing the FORWARD
> >     operation
> >     > with the playback rate set to positive, and its working fine.
> >     >
> >     > Thanks all,
> >     > Sumanth
> >     >
> >     >
> >     >
> >
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