[FFmpeg-user] How to speed up RTSP...

sean darcy seandarcy2 at gmail.com
Sun Apr 10 23:56:09 CEST 2011

On 04/10/2011 05:36 PM, andrea wrote:
> On Sun, 2011-04-10 at 12:50 -0400, sean darcy wrote:
>> On 04/10/2011 07:34 AM, andrea wrote:
>>> ffmpeg -i
>>> rtsp://mm6.rai.it/radiofonia/radio3/napoli/uomini_profeti/2010/uomini_profeti2010_09_19.ra  test.ra
>> I'm amazed you got rtsp to work at all. Here's what I get from ffmpeg
>> -protocols:
> I swear it works, tried right now. I got --enable-librtmp, too. I cannot
> figure out why it works, but it does. The problem is that it seems there
> is no option to accelerate the stream someway. With mplayer, as I think
> I said, the -bandwidth option does the trick, if you set it to a quite
> high value (say 4000000 or such). But I caould not find something like
> that for ffmpeg.
> Best regards.
>> ......
>> IO.   rtmp
>> IO.   rtmpt
>> IO.   rtmpe
>> IO.   rtmpte
>> IO.   rtmps
>> IO.   rtp
>> IO.   tcp
>> IO.   udp
>> And that's by building with --enable-librtmp.
>> sean

Well glad it works for you. In addition to accelerating the stream, I 
wish ffmpeg (and mplayer) buffered it. That way you could pause, let the 
buffer fill, then play without interruptions or stuttering.


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