Tracking time for which a pipeline has been in Playing state.

[Yogesh Marwaha]

Hi,

I am still unable to crack a solution. Can anyone provide some help?

Regards,


On 20 February 2011 22:56, Yogesh Marwaha <yogeshm.007 at gmail.com> wrote:

> On Sunday 20 Feb 2011 22:01:21 Marco Ballesio wrote:
> > Hi,
> >
> > On Sun, Feb 20, 2011 at 4:46 PM, Yogesh Marwaha <yogeshm.007 at gmail.com>
> wrote:
> > > Hi,
> > >
> > > I'm coding a transcoding application (not using encodebin).
> > >
> > > Upto now I had been using following code to get time for which the
> > > pipeline has been in Playing state (To show user information like xx
> > > minutes/seconds the operation has run for or to calcutate averate speed
> > > and estimate remaining time etc.): -
> > >        GstClockTime elapsedTime = GST_CLOCK_TIME_NONE;
> > >        GstClock *clock = gst_element_get_clock(m_pPipeline);
> > >        if(clock)
> > >            elapsedTime = (gst_clock_get_time(clock) -
> > > gst_element_get_base_time(m_pPipeline)) / GST_SECOND;
> > >
> > > Pipeline is like this: -
> > >        gst_bin_add_many(GST_BIN(m_pPipeline), source, queue,
> > > audioConvert, audioEncoder, container, sink, NULL);
> > >
> > > But then I added code to allow pausing the operation like this: -
> > >    gst_element_set_state(m_pPipeline, GST_STATE_PAUSED);
> > >
> > > Now pipeline is paused but the clock is not. It is running always.
> > >
> > > What should I do achieve my target?
> >
> > You should read this:
> >
> >
> http://cgit.freedesktop.org/gstreamer/gstreamer/tree/docs/design/part-synch
> > ronisation.txt
> >
> > and, of course, use the running time instead of the absolute time. By
> > heart, it should be something like:
> >
> > gst_clock_get_time(gst_element_get_clock(...)) -
> gst_element_get_base_time
> > (...)
> >
> > Regards
> >
> > > Regards,
> > >
> > > Yogesh Marwaha
> > > http://sparklemedia.sourceforge.net/
> > > _______________________________________________
> > > gstreamer-devel mailing list
> > > gstreamer-devel at lists.freedesktop.org
> > > http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> >
> > _______________________________________________
> > gstreamer-devel mailing list
> > gstreamer-devel at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>
> I fail to understand how is your suggestion different than mine?
>
> I have read 2nd and 3rd sections of document you pointed to and it seems
>  that
> I'm doing the same; may be I'm understanding something in a wrong way. Can
> you
> help me understand?
>
> Regards,
>
> Yogesh Marwaha
>



-- 
Yogesh M
http://sparklemedia.sourceforge.net/
http://mazedaar.wordpress.com/
http://snakeeyes.wordpress.com/
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