[MPlayer-users] mjpeg and mencoder

[Brad Barnett]

On Wed, 8 Jan 2003 10:35:11 +0100
Michael Niedermayer <michaelni at gmx.at> wrote:

> [Automatic answer: RTFM (read DOCS, FAQ), also read
> DOCS/bugreports.html] Hi
> 
> On Wednesday 08 January 2003 09:31, D Richard Felker III wrote:
> > [Automatic answer: RTFM (read DOCS, FAQ), also read
> > DOCS/bugreports.html]
> >
> > On Wed, Jan 08, 2003 at 09:15:56AM +0100, Moritz Bunkus wrote:
> > > [Automatic answer: RTFM (read DOCS, FAQ), also read
> > > DOCS/bugreports.html] Hi.
> > >
> > > > Cool.  I'm trying to basically get as close to lossless
> > > > compression as I can.  I can't do rawrgb, it's just too large. 
> > > > However, why does something like:
> > >
> > > While translating the man page I've noticed that libavcodec now
> > > supports huffyuv (lossless compressionin YUV colorspace) - perhaps
> > > you could use that? I've used it under Windows for capturing TV and
> > > was quite happy with it. But I don't know how good it works in this
> > > incarnation.
> >
> > From my experience it's way too slow for realtime capture. I imagine
> > the yv12->422p conversion is partly responsible... Perhaps lavc should
> > at some point implement its own fast lossless 4:2:0 compression for
> > live capture rather than using a bad existing format.
>  -lavcopts vcodec=huffyuv:vstrict=-1
> but only libavcodec will be able to decode it later (use -vc ffhuffyuv)
> 

The recording works, but I can't seem to play it back, even with the
command above.  Anyhow, the file looked massive ;)  I think it was 200
megs for 2 minutes, which is a bit much.

I may have to steer away from completely lossless compression :((