uridecodebin3 fails due to missing RTP depayloader

[Edward Hervey]

Hi,

  Please try with a more recent GStreamer version (1.20.x or the
upcoming 1.22 release). Pretty sure this was fixed.

  BR,

    Edward

On Fri, 2023-01-20 at 11:04 +0200, Vladan Jovanovic via gstreamer-devel
wrote:
> I assumed this would be the uridecodebin3 issue as I've seen reports
> of similar issues before for uridecodebin and it was fixed there.
> 
> In case it is not - any advice on what plugin is missing or what
> needs
> to be done for uridecodebin3 to properly stream from RTSP source?
> 
> best regards,
> Vladan
> 
> On Wed, Jan 11, 2023 at 3:28 PM Vladan Jovanovic
> <vladan.jovanovic at gmail.com> wrote:
> > 
> > Hi
> > 
> > I'm encountering an issue with uridecodebin3 that it is not able to
> > initiate streaming from RTSP source due to a missing
> > VND.ONVIF.METADATA RTP depayloader. Is this a known issue for
> > uridecodebin3?
> > 
> > This happens on gstreamer 1.16.3 on Ubuntu x86 as well as gstreamer
> > 1.20.0 on i.MX/ARM CPU.
> > 
> > root at imx8qmmek:~# gst-launch-1.0 uridecodebin3
> > uri=rtsp://192.168.10.114/btox_1080p_11_mbps.mp4 !
> > imxvideoconvert_g2d
> > ! autovideosink
> > 
> > Setting pipeline to PAUSED ...
> > Pipeline is live and does not need PREROLL ...
> > Progress: (open) Opening Stream
> > Progress: (connect) Connecting to
> > rtsp://192.168.10.114/btox_1080p_11_mbps.mp4
> > Pipeline is PREROLLED ...
> > Prerolled, waiting for progress to finish...
> > Progress: (open) Retrieving server options
> > Progress: (open) Retrieving media info
> > Progress: (request) SETUP stream 0
> > Progress: (request) SETUP stream 1
> > Progress: (open) Opened Stream
> > Setting pipeline to PLAYING ...
> > New clock: GstSystemClock
> > Progress: (request) Sending PLAY request
> > Redistribute latency...
> > Redistribute latency...
> > Redistribute latency...
> > Progress: (request) Sending PLAY request
> > Redistribute latency...
> > Progress: (request) Sent PLAY request
> > Redistribute latency...
> > Redistribute latency...
> > Redistribute latency...
> > 
> > ====== V4L2DEC: 1.20.0 build on Jul 28 2022 06:57:16. ======
> > Redistribute latency...
> > Redistribute latency...
> > Missing element: VND.ONVIF.METADATA RTP depayloader
> > ERROR: from element
> > /GstPipeline:pipeline0/GstURIDecodeBin3:uridecodebin3-
> > 0/GstDecodebin3:decodebin3-0/GstParseBin:
> > parsebin1: Your GStreamer installation is missing a plug-in.
> > Additional debug info:
> > ../git/gst/playback/gstparsebin.c(3470): gst_parse_bin_expose ():
> > /GstPipeline:pipeline0/GstURIDecodeBin3:uridecode
> > bin3-0/GstDecodebin3:decodebin3-0/GstParseBin:parsebin1:
> > no suitable plugins found:
> > Missing parser: application/x-rtp (application/x-rtp,
> > media=(string)application, payload=(int)98, clock-rate=(int)9
> > 0000, encoding-name=(string)VND.ONVIF.METADATA, npt-
> > start=(guint64)0,
> > npt-stop=(guint64)410634000000, play-speed=(d
> > ouble)1, play-scale=(double)1, onvif-mode=(boolean)false,
> > ssrc=(uint)1944520475)
> > 
> > Execution ended after 0:00:02.594221971
> > Setting pipeline to NULL ...
> > 
> > I can start streaming just fine specifying the pipeline directly:
> > gst-launch-1.0 rtspsrc
> > location="rtsp://192.168.10.114/btox_1080p_11_mbps.mp4" !
> > rtph264depay
> > ! h264parse ! v4l2h264dec ! imxvideoconvert_g2d ! autovideosink
> > 
> > best regards,
> > Vladan