GOPchop replacement?

M. Warner Losh imp at
Tue May 29 16:18:05 UTC 2007

In message: <200705291121.50649.amistry at>
            Anish Mistry <amistry at> writes:
: On Monday 28 May 2007, Rick C. Petty wrote:
: > On Sun, May 27, 2007 at 10:37:09PM -0600, M. Warner Losh wrote:
: > > I'm looking to do non-linear editing, clip extraction, etc from a
: > > set of videos I've shot.  These videos are from a DV camera, and
: > > I've processed them down into MPEG2 format for DVDs.  I no longer
: > > have the DV originals.  I was wondering if there's any good
: > > non-linear editor for these things.  So far the best thing I've
: > > found is GOPchop, which is still extremely primitive.  Are there
: > > any others?  There's many in the multimedia category that look
: > > like they might do the trick, but so far I've come up empty.
: >
: > I use avidemux2 to generate the cut points (in my case, I'm cutting
: > out commercials, etc.) but I've found that avidemux2 has A/V sync
: > problems when you try to save, so I use multimedia/dvbcut to do the
: > actual cuts.  The nice thing about dvbcut is it will only recode
: > frames if the cut endpoints aren't at keyframes..  but between
: > remaining keyframes, it performs a flawless copy.  Unfortunately
: > dvbcut's UI is difficult to use, especially for marking the cut
: > points.
: >
: > So I use avidemux2 to mark the cut spots, save the project, and I
: > have a python program which converts avidemux2 project files into
: > dvbcut project files.  I've also been requantizing the video to DVD
: > quality because my tuner card records at broadcast quality MPEG2
: > (15 Mbit/s) which is too high for DVD..  For this, I use another
: > python script which uses a combination of mpgtx, lame, ffmpeg,
: > transcode, and mjpegtools and also converts the MP2 into AC3.
: The avidemux2 sync issues should be fixed in the 2.4 SVN.  If anyone 
: is interested I'll roll up a tarball and post a port skeleton.

I'd be interested, but I need to get over the XOrg 7.2 hump first...


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