[FFmpeg-devel] [RFC] unix socket protocol and our proto situation
Wed Dec 15 16:46:37 CET 2010
--- On Wed, 15/12/10, aviad rozenhek <aviadr1 at gmail.com> wrote:
> From: aviad rozenhek <aviadr1 at gmail.com>
> Subject: Re: [FFmpeg-devel] [RFC] unix socket protocol and our proto situation
> To: "FFmpeg development discussions and patches" <ffmpeg-devel at mplayerhq.hu>
> Date: Wednesday, 15 December, 2010, 15:03
> On Wed, Dec 15, 2010 at 16:35, Ronald
> S. Bultje <rsbultje at gmail.com>
> > Hi,
> > On Wed, Dec 15, 2010 at 6:31 AM, aviad rozenhek <aviadr1 at gmail.com>
> > > The 64k socket buffer asked for by ffmpeg is too
> small, especially when
> > > using higher bitrate streams like 10mbps and up.
> > > using 250k is much more reasonable IMHO and works
> much better.
> > > using a tight loop to read from the socket
> improves on the current
> > > situation, but does not fix it.
> > > increasing the buffer size solves it completely,
> and requires no code.
> > I think this is fine, but if you change default,
> please document that
> > properly in changelog and try making it settable, if
> possible, with a
> > AVOption in the RTSPDemuxer. That way apps that want
> smaller buffers
> > don't have to waste memory.
> > Ronald
> I don't have commit access,
> I was hoping that someone with commit access would be able
> to change the
> default buffer size in udp.c
> ffmpeg-devel mailing list
> ffmpeg-devel at mplayerhq.hu
you can change the buffer size on the command line already
append ?buffer_size=xxxxxx at the end of your udp line
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