[MEncoder-users] Is it possible to make Mencoder encode video file DAR(Display Aspect Ratio) same as ffmpeg does?

littlebat dashing.meng at gmail.com
Wed Dec 12 13:03:05 CET 2012


On Wed, 12 Dec 2012 10:39:47 +0000 (UTC)
Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> littlebat <dashing.meng <at> gmail.com> writes:
> 
> > mencoder \
> >   -noconfig all \
> >   -ovc lavc \
> >   -oac pcm \
> >   -lavcopts vcodec=mpeg4:vbitrate=256:aspect=4/3 \
> >   -vf harddup,scale=176:144 \
> >   -of lavf \
> >   -ofps 10 \
> >   -lavfopts format=mkv \
> >   -o "m.mkv" \
> >   "108.flv" -ss 0 -endpos 10
> 
> This command line looks as if it would work well with 
> ffmpeg instead of MEncoder or do I miss something?
> 
> Carl Eugen
> 
Yes, using ffmpeg can get the correct DAR result while MEncoder can't.
But, I want to use MEncoder to achieve the same correct DAR result
currently.

I temporarily prefer to choose MEncoder to finish some video
transcoding work, because I heard MEncoder can transcode some video
files which ffmpeg can't do from internet websites. Maybe, I need
re-estimate "ffmpeg" V.S. "MEncoder" or "MEncoder + ffmpeg" to achieve
my purpose later.

But, now, I need MEncoder to transcode video files with correct DAR,
can MEncoder do this job? If it can't, maybe I need using ffmpeg to
re-encode result files transcoded by MEncoder to get correct DAR result
files.


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