[MEncoder-users] How to join avi files with x264 streams?

[Laine Lee]

Can you use "MP4Box -cat"?

http://gpac.sourceforge.net/doc_mp4box.php

Laine Lee


On 5/7/10 1:00 AM, "Josef Wolf" <jw at raven.inka.de> wrote:

> Hello,
> 
> I have captured my old VHS recordings with mencoder and created x264 avi's
> using two-pass with those options:
> 
>   -ovc x264 -x264encopts
> bitrate=800:pass=2:subq=7:frameref=15:subq=6:frameref=15:me=umh:partitions=all
> :8x8dct:direct_pred=auto:me_range=64:trellis=2:bframes=5:b_pyramid:weight_b:th
> reads=auto:nr=1000
> 
> In the next step, I want to join some of those files. I tried:
> 
>   mencoder -ovc copy -oac copy -o outfile.avi file1.avi file2.avi
> 
> But the resulting file has some strange artefacts in the first ten seconds
> after the join position (that is, in the first ten seconds of file2.avi)
> which are _not_ present in the original file2.avi.
> 
> Why does "-ovc copy" do any manipulations on the stream?
> 
> Any ideas?
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