[MPlayer-dev-eng] vo_sdl aspect

[Felix Buenemann]

On Saturday, 29. September 2001 05:39, Felix Buenemann wrote:
> On Friday, 28. September 2001 15:45, Stephen Davies wrote:

> [snip]
> For source aspect ratio we'll assume 1:1 as default, as it's used by divx.
> Now in case of mpeg1/2 we parse the aspect field from the header and map it
> to the correct aspect ratio, ie:
>  2 -> used with 720x576 PAL DVD -> 4:3 -> 768x576
>  3 -> used with 720x576 PAL Widescreen DVD -> 16:9 -> 1024x576
>  8 -> used with 352x288 PAL VCD -> 4:3 -> 384x288
> 12 -> used with 352x240 NTSC VCD -> 4:3 (?) -> 352x264
>

also note that above calculations seem to refer to the so called generic 
aspect ratios, to read about generic and real aspect ratio read:
http://www.google.com/search?q=cache:d4dhORPk3F8:members.tripod.de/fitcd/ReadMe.txt+mpeg+header+aspect+value&hl=de
and
http://toolbox.sgi.com/TasteOfDT/documents/video/lurker/pixelaspect.html
>
> > Regards,
> > Steve Davies

-- 
Best Regards,
	Atmos

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