[Mplayer-dvb] Patch for dvbscale of mplayer

Tilo Renkl tilo at diredare.de
Fri May 24 21:22:53 CEST 2002


PERFECT !!

Thank you very much. Works great. Plays all of my movies correkt.

Tilo

> 
> Hi,
> 
> i have done some changes to dvbscaling of mplayer !
> Actually i check for height values larger than 576 and if so 
> i limit it to 
> 576 - ignoring aspect ratio ! (requested here by several people)
> Ignoring aspect ratio ??? Yes, this makes sense since i have 
> a lot recordings 
> from VDR which are 480x576 (and are meant 4:3 ;-) 
> Also using videos that are 5:4 or something (discussed here 
> earlier) playback 
> in fullscreen (no black bars left or right)
> So actually it's done the following way: Everything with an 
> aspect ratio 
> smaller than 4:3 is pushed to 4:3, since i guess that's what 
> was meant !
> 
> However i also implemented scaling to certain horizontal 
> resolutions (480, 
> 528, 688, 704 and 720) which seem to be valid X-Resolutions 
> for the DVBs 
> Cards 2.1 ! All other resolutions in between produce black 
> bars at the right 
> (at least at my TV set) and wrong aspect.
> 
> In combination with this patch my complex mplayer.sh script 
> isn't needed 
> anymore, since 
> mplayer -vo mpegpes -ao mpegpes -afm 9 -framedrop -vop 
> lavc,expand=0:576:-1:-1:1,scale=0:0,dvbscale "$1"
> does the trick :-)
> 
> I would like if some of you out there could try this patch 
> and report !
> 
> @Arpi: what have i done wrong in this patch ? mplayer 
> sometimes reports crazy 
> values like VO: 480x576 -> XXXx921 (i do not understand why 
> this is printed - 
> obviously it does not rescale to Y=921 - anyway that would 
> not work....!)
> 
> Martin
> 



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