Frame drop when playing RTP stream using SDP file

[Sebastian Dröge]

On Mi, 2016-05-11 at 13:09 +0530, Anuj Pahuja wrote:
> I tried using a V4L2 stream instead of a custom appsrc. I'm still
> facing the same issue (frame drop/video tearing) while using sdpdemux
> or rtpjitterbuffer with my receiver's pipeline. No issue when
> rtpjitterbuffer is not there. Here are the pipelines I'm using:
> 
> Sender side:
> gst-launch-1.0 v4l2src device=/dev/video0 ! videoscale ! videoconvert
> ! video/x-raw, width=720, height=576, format=UYVY ! rtpvrawpay !
> udpsink host=239.192.1.6 port=5004 -v
> 
> Receiver's side:
> gst-launch-1.0 udpsrc address=239.192.1.6 port=5004 ! "application/x-
> rtp, media=(string)video, clock-rate=(int)90000, encoding-
> name=(string)RAW, sampling=(string)YCbCr-4:2:2, depth=(string)8,
> width=(string)720, height=(string)576, colorimetry=(string)BT601-5,
> payload=(int)96" ! rtpjitterbuffer ! rtpvrawdepay ! videoconvert !
> autovideosink
> 
> As you said, there must be a problem in the stream if it isn't
> working with rtpjitterbuffer. Could you suggest what might be the
> possible issues on the sender's side here?

Can you also reproduce it with a videotestsrc, e.g. when using
  videotestsrc ! "video/x-raw,width=720,height=576" ! ...
?

The logs you get with GST_DEBUG=3,rtpjitterbufer:6 might also be
useful.

-- 
Sebastian Dröge, Centricular Ltd · http://www.centricular.com

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