Re: [PULL] cheese: overrun callback for slow machines

[Brandon Philips <brandon ifup org>]

On 11:26 Wed 25 Aug 2010, Bastien Nocera wrote:
> On Wed, 2010-08-25 at 12:23 +0200, Alexey Fisher wrote:
> > Am Mittwoch, den 25.08.2010, 09:50 +0100 schrieb Bastien Nocera:
> > > On Mon, 2010-08-23 at 18:07 -0700, Brandon Philips wrote:
> > > > Hello-
> > > > 
> > > > This is one half of my solution to slow netbooks running cheese and
> > > > trying to encode videos[1]. The basic idea here is to detect a pipeline
> > > > stall and inform the user that their machine is too slow to encode video
> > > > in real time. It suggests that lowering the resolution might help.
> > > 
> > > I would much rather that the uncompressed video was queued to disk, and
> > > compression finished when we stop the capture.
> > > 
> > > Cheers
> > 
> > Probably cheaper for cpu and hdd will be mjpeg than raw.
> 
> Right, or as close as possible to whatever is handed by the camera,
> although libv4l will probably do conversion anyway.
> 
> The point is that we should be able to capture directly to OGV, even if
> the machine isn't fast enough to do this real time.

How do you capture directly to OGV if it can't encode to real time? By
definition don't you need an intermediate cache on disk in some file
format?

Thanks,

	Brandon