[MPlayer-users] bug taking screenshots with WMV/ASF Files

[base64]

Can anyone suggest an alternative to mplayer that may be able to take
screenshots at exactly a certain time?  (vlc is much slower than mplayer,
taking hours on long movies for 1 screenshot)

On 10/16/07, Dominik 'Rathann' Mierzejewski <dominik at rangers.eu.org> wrote:
>
> On Tuesday, 16 October 2007 at 20:38, base64 wrote:
> > I am taking screenshots at various intervals from large wmv movie files,
> and
> > have problems with the seek time being inaccurate.
> >
> > I am using the following command:
> >
> > mplayer.exe -nosound -vf scale=96:72 -vo png:z=9 -frames 2 -ss 00:30:00
> > movie.wmv
> >
> > I would expect this to give me a screenshot at exactly 30minutes, but
> the
> > screenshot is instead taken at about ~00:30:20.   I have tried various
> > options such as '-noframedrop' but this does not seem to help.
> >
> > This does not occur when taking screenshots from other formats such as
> xvid.
>
> MPlayer can only seek to keyframes. If the time you specify is not near a
> keyframe, you'll get the next closest one. That it appears to have worked
> in other cases is pure coincidence.
>
> Regards,
> R.
>
> --
> MPlayer developer and RPMs maintainer: http://mplayerhq.hu
> http://rpm.livna.org
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-- 

Best Regards,
Adrian Castro
Senior Software Engineer
(310)765-0627