[gst-devel] playing live mpegts stream over udp

Kapil Agrawal kapil.agl at gmail.com
Mon Jan 17 11:10:03 CET 2011


Hello Julien,

Based on my personal experience I think you might even try ffdemux_mpegts.

Yeah fixing mpegtsdemux would surely need aspirin.

Best
Kapil

On Sat, Jan 15, 2011 at 12:38 AM, Julien Isorce <julien.isorce at gmail.com>wrote:

> Hi,
>
> I am trying to play nicely a usual mpegts stream from network.  (720p
> h264/ac3 mpegts over udp multicast)
> The pipeline is:
> gst-launch uridecodebin uri=239.102.101.3:1013 ! then audio and video
> renderers.
> My network interface is connected in 1GO.
>
> With default properties, the video has a lot of macro block. If I record
> the network packets in a pcap file then
> I can perfeclty play the stream using pcapparse.
> So I think the problem comes from some buffering pbs.
>
> When configuring with some heuristics use-buffering=1, buffer-duration and
> buffer-size properties of uridecodebin,
> the video contains less macro blocks but it still contains enough block to
> make me fill it's not normal.
>
> With VLC the stream is played almost perfectly.
>
> Am I doing something wrong ? Should I need a something like a jitterbuffer
> (no rtp here) ?
>
> Any help would be appreciated.
> Sincerely
> Julien Isorce
>
>
>
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-- 
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