[mythtv-users] How to make a clip from a recording

[Nick Rout]

On Thu, Oct 29, 2009 at 11:23 AM, Jay Foster <jayf0ster at sbcglobal.net> wrote:
> I have some HDHR recordings that I would like to make some short clips from.
>  I don't want to do any re-encoding, just clip a specified portion out.  I
> tried mencoder with -ss 01:43:00 -endpos 00:01:00 -oac copy -ovc copy, but
> can't get it to work.  After some experimenting, I think it is because
> mencoder can only seek by an amount that will fit in a 32-bit integer.  The
> file is 2 hours and 14GB in size.  mencoder will work if I keep the -ss
> value small enough, but the part I want is well past that.
>
> Is there some other simple way to do this.  I would like to be able to
> specify the starting point of the clip (relative to the beginning of the
> program) and how long (or the end point).

+1 for what Bobby says about avidemux. You could also try projectx or dvbcut.

Also you could try cutting the file up into arbitrary sized chunks
with commandline tools.