[MEncoder-users] cropdetect cuts off bottom of subtitles

Raphael mencoder at lesshaste.plus.com
Fri Jan 20 21:03:20 CET 2006

RC wrote:
> On Fri, 20 Jan 2006 11:36:39 +0000
> Raphael <mencoder at lesshaste.plus.com> wrote:
>> I am using
>> mencoder -endpos 120 -ovc lavc -oac copy -o /dev/null -vf cropdetect
>> dvd.avi
> It's a bad idea to start at the beginning.  FBI warning, logos, etc.,
> can all cause problems with cropdetect.
> Also, cropdetect automatically rounds down, since it is necessary that
> your
> final video dimentions (after the use of crop, scale, expand, etc)
> before encoding are even multiples of 16.  See the man page.
> __

The part that I chopped out (120 seconds from the beginning) is the same 
part as I am testing. So shouldn't cropdetect work on that 120 seconds 
at least?  Also, shouldn't cropdetect round so that you may add a bit of 
border rather than risking chopping out important parts of the film?


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