[MEncoder-users] to crop or not to crop for DVB sources, aspect ratio issues?

Nico Sabbi nicola_sabbi at fastwebnet.it
Fri Feb 9 20:17:33 CET 2007


Pierre Catello wrote:

>
>
> I'm interested in the latter solution (storing the aspect ratio in the 
> avi)
> I wasn't aware that mencoder does this automatically. So, all I have 
> to do
> is scanning the input stream a few minutes with mplayer -vf cropdetect,
> grepping the crop setting and running mencoder -vf crop=...  Am I right ?
> this will be ok even with 544x576 anamorphic (which can be 4:3, 16:9 or
> 2:35) ?


yes, but consider also that tv players don't use that A/R header in avi




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