[Matroska-devel] Re: Multi-Angle

Mike Matsnev mike at po.cs.msu.su
Fri Sep 17 11:53:14 CEST 2004


Steve Lhomme wrote:
>> In light of all this, Mosu's idea looks better. And it allows
>> different codecs and resolutions if at some later stage we
>> might want this (normal track info will be filled in that case).
>>
>> So, the only addition to the spec will be a new TrackType, and
>> some way to tell the parser in what parts of file what additional
>> tracks are available, like adding a list of tracks to the cluster
>> header, or to the chapter.
> IMO we should look closely at the CuenEntry and seeking functionalities 
> we'll (not) have with all proposed systems.
> 
> Also in Mosu's proposition would the TrackUID and other elements have 
> the same EBML ID as in other places of the format ? There are pros and 
> cons for both. But frankly TrackOverlay is not so different and much 
> more consistent with other existing apps. Any current Matroska player 
> will only play the first video track anyway.
I meant using TrackOverlay+a new TrackType, so the track element
will look like this:
TrackEntry:
  TrackNumber  9
  TrackUID     1234567
  TrackType    4 (Angle)
  TrackOverlay 7654321

/Mike



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