[Vorbis-dev] unofficial tags

Ian Malone ibmalone at gmail.com
Thu Aug 9 03:48:03 PDT 2007


On 09/08/07, Didier Dambrin <didid at skynet.be> wrote:
> Hi there.
>
> Anyone knows about unofficial ogg tags, like for example, tempo information
> like in mp3's?
> I understand that one could come up with its own tags, but maybe there are
> apps already embedding tempo information in oggs?
>

Not that I know of, maybe Foobar?

>
> Another question: I'm thinking of ogg being nice to encode samples for
> sampler use. This introduces several problems:
>

> -looping: I don't think any lossy compression would deal with this too well,
> but it's not that bad with ogg. Now is it technically possible to -not-
> compress frames that'd be around the loop points, so that the decoded result
> would still loop perfectly?
>

Don't think this (forcing no compression) is possible in
Vorbis, but if you were willing to hack at the encoder
level you could probably lap the window function for
the MDCT at the loop point.

-- 
imalone


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