[gst-devel] MPEG-4 video rtp payloader

[Edward Hervey]

Hi,

On Thu, 2009-02-12 at 23:18 -0800, yangsb wrote:
> Hi, Mike
> Thanks for your reply.
> I tried this pipeline :
> 
> gst-lanuch -v filesrc location="test.mpeg4" ! mpeg4videoparse ! rtpmp4vpay !
> udpsink port=5000
> 
> But it stops after pops the following message:
> -----------------------------------------------------------------------
> Setting pipeline to PAUSED ...
> Pipeline is PREROLLING ...
> -----------------------------------------------------------------------
> It does not pop more messages , no warnings and errors.
> Could you give me some advice ?

  Are you 100% sure it's a raw mpeg4 video file ? And not in a container
format ? Use gst-typefind-0.10 on that file to see the type of the file.
If it's in a container format, you'll need to use the appropriate
demuxer before the mpeg4video parser.

   Edward

> 
> 
> 
> 
> 
> Michael Smith-7 wrote:
> > 
> > On Thu, Feb 12, 2009 at 8:49 PM, yang shaobo <yangsb05 at gmail.com> wrote:
> >> Does anyone knows which plugin can be used as a payloader for raw
> >> mpeg4( simple profile ) video ?
> >>
> >> I tried the rtpmp4vpay,but it does not work.
> >> My pipeline is the following :
> >>
> >> sender :
> >> gst-lanuch -v filesrc location="test.mpeg4" ! rtpmp4vpay ! udpsink
> >> port=5000
> > 
> > rtpmp4vpay is _only_ an rtp payloader. It won't parse a raw bitstream
> > for you. So, you need to have a parser before it (e.g.
> > mpeg4videoparse), since it's coming from a file (rather than an
> > encoder, which would already output parsed buffers, with appropriate
> > caps).
> > 
> > Mike
> > 
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