[MPlayer-dev-eng] [PATCH] libass fixes and additions

Zhou Zongyi zhouzongyi at pset.suntec.net
Wed Feb 18 06:39:13 CET 2009


Hi,

> * 0001-Ignore-PlayResX-Y-aspect-ratio-for-font-aspect-ratio.patch
> vsfilter, perian, aegisub, et al ignore the PlayResX/PlayResY aspect
> ratio when scaling fonts. This replicates the behaviour.

IMO the original libass behaviour is superior to VSFilter's. VSFilter's
method may cause problem when playing or encoding anamorphic videos.
e.g. Encoding a 16:9 NTSC DVD at original 720x480 with sar 32:27.

VSFilter 2.39 has added PAR Compensation to its DirectVobSub interface, 
while libass does not has such option. I suggest not apply this patch until
pixel aspect ratio can be manually(or automatically) set in libass.


Regards,

Zhou Zongyi


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