Re: [Dxr2-devel] mplayer vo_dxr2 options (was: Re: Re: Re: Tobias)

[Alban B. <al...@fr...>]

Hi Tobias Diedrich,

on Sat, 25 May 2002 02:21:08 +0200 you wrote:

> Alban Bedel wrote:
> 
> > > Any sane person would never use macrovision=2 if it can be avoided :-)
> > > Also interlaced is (or should be) default IIRC.
> > First of all I don't have any TV, so I just believe you ;) Anyway it was just an example
> > for those how are not used to mplayer command line.
> > Also interlaced is on by default, but the 2 (noiterlaced and interlaced) are needed if you
> > put one of them in your config file and want to override it sometimes.
> 
> Macrovision is a video signal copy protection that works by confusing
> the VCRs Automatic Gain Control. Unfortunately it may also confuse some
> projectors and TV sets and can degrade picture quality.
> 
> > > And it should be mentioned that you now have to use -vop lavc to play
> > > non-mpeg files and -vop expand to get OSD. Preferable combination is
> > > -vop lavc,expand,scale=704:480 (or scale=704:576 if you use PAL).
> > I agree but a patch for both the man page and the doc would be better.
> 
> IMHO the best would be if the vo could request vops and could set the
> parameters right.
No, it work in the other way. Their's some code wich first request wich colorspace 
the codec can output and the vo accept. Then it select the best one or auto insert
the scaler to do colorspace conversion if needed. I should be placed at this level,
I'll talk about this with Arpi and we see what we can do.
	Albeu