[FFmpeg-user] reduce laltency when streaming udp multicast

Soho Soho123 soho123.2012 at gmail.com
Wed Jun 19 15:20:25 CEST 2013


Hi ,

Do you have the answer?

2013/4/16 Jacobs <jacobhameiri at gmail.com>

> Thanks for your help.
>
> > It is possible that -probesize and -analyzeduration
> > help for your problem (I don't know).
>
> what values of -probesize and -analyzeduration would you recommend ?  and
> in
> what part of the commandline they should be added ?
>
> > ultrafast and zerolatency have no effect on mpeg4
> > encoding.
>
> -probesize and -analyzeduration are there because I am testing libx264 ang
> mpeg4. ( btw for less latency would you recommend mpeg4 or h264 ?)
>
> > Some of your configure flags are default flags and
> > have no effect:
>
> are the unnecessary configure flags affecting the performance ?
>
>
> also, is there a good way to find out what part of the process is causing
> the delay ?
>
> and are there any buffers I can ( and should ) disable ?
>
>
>
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