[gst-devel] I need help with RTP pipeline

[Philippe Khalaf]

Hi,

  Try this :

gst-launch udpsrc port=4000  ! application/x-rtp, clock-rate=90000,
pt=97 ! rtph263pdepay !  ffdec_h263 ! xvimagesink

Regards,
Philippe

M M wrote:
> Hi,
> Please I need help on RTP pipeline, I have this pipeline:
> 
> Sender:
> gst-launch videotestsrc ! ffenc_h263p  ! rtph263ppay ! udpsink port=4000
> Setting pipeline to PAUSED ...
> Pipeline is PREROLLING ...
> Pipeline is PREROLLED ...
> Setting pipeline to PLAYING ...
> New clock: GstSystemClock
> 
> Works fine!!! but the Receiver:
> 
> gst-launch udpsrc port=4000  ! rtph263pdepay !  ffdec_h263 ! xvimagesink
> OR even
> gst-launch udpsrc port=4000  ! rtph263pdepay !  fakesink
> 
> Setting pipeline to PAUSED ...
> Pipeline is live and does not need PREROLL ...
> Setting pipeline to PLAYING ...
> New clock: GstSystemClock
> 
> ** (gst-launch-0.10:29039): CRITICAL **: gst_base_rtp_depayload_chain:
> assertion `filter->clock_rate > 0' failed
> ERROR: from element /pipeline0/udpsrc0: Internal data flow error.
> Additional debug info:
> gstbasesrc.c(1569): gst_base_src_loop (): /pipeline0/udpsrc0:
> streaming task paused, reason error (-5)
> Execution ended after 2564000 ns.
> Setting pipeline to PAUSED ...
> Setting pipeline to READY ...
> Setting pipeline to NULL ...
> FREEING pipeline ...
> 
> I traced the error to gstrtph263pdepay.c and gstbasertpdepayload.c and
> tried to fix the clockrate, by commenting out checking the structure (in
> gstrtph263pdepay.c setcaps), that didn't work. This error unfortunately
> exists in all the RTP depayloaders. Maybe I am doing something wrong!.
> Please help.
> 
> Regards,
> Michael
> 
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