[gst-devel] RE : Re: RE : Re: How to get a Buffer/data Continous Stream even with packet drops

[SP GLE]

Hi,
  we need it to  record RTP streams from Network, we need to be sure
that the record contains silence to compensate RTP packet drop.
Regards.

     Laurent.

--- Edward Hervey <bilboed at gmail.com> a écrit :

> Hi,
> 
>   Why exactly do you need a continuous data stream ? This might help
> figure out other ways to solve this issue.
> 
>    Edward
> 
> On Sun, 2007-11-25 at 16:18 +0100, SP GLE wrote:
> > Hi,
> > thanks for your answer but we already tried with audiorate element
> and
> > it works the way you describe it....It has to get some packets to
> > compensate missing ones.
> > 
> > I was looking for something complementary to a jitter buffer, to
> > compensate missing packets by recreating missing media buffers,
> having
> > some latency is not a problem, data have to be played in the 400
> > milliseconds following receive.
> > 
> > Regards.
> > 
> >           Laurent.
> > 
> > --- Edward Hervey <bilboed at gmail.com> a écrit :
> > 
> > > Hi,
> > > 
> > >   You can use audiorate to insert blank packets... but those
> packets
> > > will only be generated once it receives the packet following the
> > > blank.
> > > Also, that element will introduce some latency equal to *at
> least*
> > > the
> > > duration of one buffer in the case where no packet was dropped...
> and
> > > go
> > > as high as the total duration that was dropped on the network.
> > >   Unless you are not going to be displaying the output in
> real-time
> > > it
> > > will not really help you.
> > > 
> > >   Edward
> > > 
> > > On Fri, 2007-11-23 at 16:09 +0100, SP GLE wrote:
> > > > Hi,
> > > > I would like to get a time/data continuous stream even if some
> > > network
> > > > packets are lost. The following simple pipeline simulates the
> > > context :
> > > > 
> > > > GST_DEBUG="identity*:3" gst-launch audiotestsrc ! netsim
> > > > drop-probability=0.3 duplicate-probability=0 !  identity
> > > > check-perfect=true ! fakesink sync=true
> > > > 
> > > > I need something (an element) to compensate lost packets and
> create
> > > new
> > > > ones to fill the gap (with silence in this case).
> > > > 
> > > > Does anyone know how I could do that ?
> > > > 
> > > > Thanks for your help.
> > > > Regards.
> > > > 
> > > > 
> > > >      
> > >
> >
>
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