[Matroska-users] Re: Re: [Matroska-general] new mkvtoolnix release0.7.1

Pamel paul at msn.com
Sat Oct 4 17:53:23 CEST 2003


"Moritz Bunkus" <moritz at bunkus.org> wrote...
> Lemme put it this way. You have two options if you want to know the
> duration of each and every frame in a file. The first is not to use
> lacing at all. In this case you can either use the difference between
> the current frame and the next frame's timecodes, or you can use
> additional BlockDuration elements. This makes the file large.
>
> If you DO use lacing in order to save space you have to use timeslices
> IF you want to know all frame durations. However, using timeslices
> totally defeats the purpose of lacing - with fully timesliced blocks the
> files will be even bigger.

Or, for audio streams that use the same number of samples per Block (almost all,
except Vorbis) just Lace and use the DefaultDuration element.  Then an editor
can assign a length to each Block automatically.


Pamel






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