[oclug]Splitting up an AVI file

[Michael Hong]

On Tue, Nov 19, 2002 at 16:23 -0500, Vic Gedris wrote:
> > mencoder file.avi -ss 20:00 -endpos 60 -oac copy -ovc copy -o 1min.avi
> > ...seems to work most the time.  Or maybe try avidemux.
>
> Thanks!  I knew I was just missing something.  The strange thing is that
> the -ss option is not very accurate for me on that file:  The seeks
> gravitate towards certain pionts, maybe 15 seconds apart(?), so I can't
> get it to seek to an exact second specification (Hmm...I wonder if that
> makes any sense to anyone but me).  I got it to work "close enough".
> 
> But then again...when that video was recorded, it ended prematurely and
> I had to rebuild the index, so maybe that's what threw it off.

I think it's possible to seek only to a keyframe.  That might be why it
won't cut where you want.

> If anyone cares, the video was of the Human Powered Vehicle Operators of
> Ottawa during the CHRO broadcast of the Santa Claus parade.  I'm the one
> riding the chopper bike.  ;-)
> http://www.storm.ca/~vic/hpv/  -- 7.0MB AVI (video=DivX, audio=MP3)

nice bike!  :)

> Now that I think about it, multimedia support in Linux is actually
> pretty decent.  Just a little difficult to figure out and use sometimes.

I haven't tried avidemux but it supposedly works pretty well.  Also,
virtualdub seems to work fine for most things under wine.  I've used it
successfully to remove segments and put the remaining pieces together.