[FFmpeg-user] ffmpeg input mluticast stream

Moritz Barsnick barsnick at gmx.net
Mon Dec 7 10:11:38 CET 2015


On Mon, Dec 07, 2015 at 12:37:29 +0500, Mohammad Shakir wrote:
> */usr/local/ffmpeg2/ffmpeg -i udp://@227.10.20.80:1234
> <http://227.10.20.80:1234> -codec:v libx264 -codec:a libmp3lame  -map
> 0:p:1170  -b:a 128k -b:v 512k  -y -vf scale=482x272  test123.mp4*
[...]
> [mpegts @ 0x45e3000] Stream #6: not enough frames to estimate rate;
> consider increasing probesize

Did you even read my recommendation regarding this?

I wrote:

> ffmpeg does give you a very clear recommendation:
>
> > [mpegts @ 0x3ec1920] Could not find codec parameters for stream 6
> > (Video: h264 ([27][0][0][0] / 0x001B)): unspecified size
> > Consider increasing the value for the 'analyzeduration' and
> > 'probesize' options
>
> Have you tried that?

And channel 511 apparently works. Are you sure the others aren't
encrypted? Can you play the stream with any other client?

Moritz


More information about the ffmpeg-user mailing list