[MPlayer-users] 3:2 pulldown
martin at emmerator.dyndns.org
Tue Jan 6 16:17:14 CET 2004
On Tue, Jan 06, 2004 at 04:40:56AM -0500, D Richard Felker III wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> On Tue, Jan 06, 2004 at 09:56:52AM +0100, Martin Emrich wrote:
> > I currently have the same problem, an AVI at 23.976 fps which I want to
> > encode to PAL or NTSC framerate. Is there the possibility to use
> > mencoder to encode the video, and use some other tool to add these
> > "field-repeat flags" to the MPEG2 stream afterwards ? (just using -ofps
> > 25 or -ofps 29.97 gives me audio desync).
> You don't want to use field repeats to convert 24 fps to 25 fps. It
> will look choppy. Instead just speed it up to 25 fps, and speed up the
> audio by the same factor. MPlayer has a -speed option to do this (use
> -speed 25025/24000), but unfortunately no one has written the
> corresponding code for MEncoder. :(
I want to convert it to SVCD, and my standalone player doesn't have
a -speed switch either ;-)
I also tried the "telecine" filter, but that gave me terribly choppy video.
> you could hack the headers in your source avi file to
> change the framerate and audio samplerate to make it play faster...
I'll take a look at that. -af resample could then return the sample rate
to a sane value...
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