[MPlayer-users] 4 mencoder question and 1 mplayer

[Torinthiel]

On Thu, Aug 26, 2004 at 04:48:54AM -0400, jimbo yebster wrote:
> Well, I tried all vcodecs and noone seems to work with iMovie.
> The only .avi that works for iMovie is provided by a digital camera
> which encodes in mjpeg (as file says), so I tried vcodec=mjpeg, and
> that's not good. Why? no idea.
> Plus, why mencoder don't fill the "video=" field?

Maybe that's not 'plus' but 'because'. I have no idea though, somebody
with better knowledge of internals please speak up.

> And even if I only:
> mencoder -endpos 3 -ovc copy -oac copy dscf.avi -o resample.avi
> iMovie don't want to use it (dscf.avi is ok for iMovie)
> I really don't understand why.

If so, than probably that's the case.

> >> And then, how to transform PCM stereo 44kHz in PCM
> mono 16kHz?
> >
> >try -af resample=16000,channels=1
> 
> changes nothing :/

No more ideas then. Maybe someone else speak up.

> >> 3.
> >> I want to dump the audio from a scene in a mp3
> file,
> >> how?
> >> mplayer -dumpaudio R1.avi
> >> give me a "Core dumped ;)" and the file dump.stream
> is nothing 
> >>usefull (mpg123 can't read it)
> >
> >But it is correct. Notice the ;) at the end. And the
> file is named
> >stream.dump. But it can be of any format - it's the
> same format as in
> >.avi file, not necessary mp3.
> 
> ok, I will have to mencoder the film with a -oac which
> will translate it
> into .mp3, and mplayer -dumpaudio next? 
> the result will be a mp3 playable with mpg123?

Should be. I cannot test however, as I cannot find any file that is not
playable after -dumpaudio. Anyway, after reencoding audio only it works.
Torinthiel

-- 
 Waclaw "Torinthiel" Schiller       GG#: 542916, 3073512
   torinthiel(at)megapolis(dot)pl
   gpg: B06901F1 fpr: FAA3 559F CAE9 34DE CDC8  7346 2B6E 39F2 B069 01F1
 "No classmates may be used during this examination"
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