[MPlayer-users] Is S-Video and external monitor limited by laptop's graphics card's max resolution.

Rich Felker dalias at aerifal.cx
Sat Aug 27 22:35:54 CEST 2005

On Sat, Aug 27, 2005 at 09:34:10PM +0200, Reimar Döffinger wrote:
> Hi,
> On Sat, Aug 27, 2005 at 02:02:15PM -0500, Reshat Sabiq wrote:
> > Could you enlighten on what is the standard PAL/NTSC resolution for 
> > TV-Out? Or at least is it in 4:3 aspect ratio, or some some other AR?
> The ones usually cited are:
> 720x576    PAL
> 720x480    NTSC
> Those are used on DVD I think. But a TV actually has no such thing as
> "horizontal resolution", since it is a continuous signal.
> When you use e.g. a LCD these are scaled to give a 4:3 image, i.e.
> 768x576 for PAL.
> I have no idea how widescreen detection and displaying are done (could
> it be that the black borders are detected and the rest is scaled up? That
> would mean that widescreen has worse quality since it wastes "pixels"
> for the black bars).

There's some way a TV can autodetect widescreen in the source signal
by the sync pulses, if the source supports it; however, normally you
would just use -monitoraspect 16:9 and also force the tv to scale to
full size rather than leaving black borders at left/right.


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