Parsability requirements of PART tag (Was: Re: [vorbis] Vorbis Comment question)

[al goldstein]

On Sat, 5 Jul 2003, Benjamin Weste Pearre wrote:

If the files are numerically ordered the innovation could just be a shell
script to play the required ordered subset.

...Al

> > Why not indicate the order on the track lable? Eg: 01farfel1.ogg;
> > 02farfel2.ogg; 03gumball1.ogg;04gumball2.ogg ;05gumball3.ogg etc.
>
> I'm not sure what you mean by the "track label" -- I assume something
> like "(05) Sanctus" in my example?  That's what the PART tag used to
> do, but it's awkward and confusing to have two pieces of information
> in the same tag: one is a name of a chunk of music, and the other is
> where it fits in to the other chunks of the same piece.
>
> It's finally becoming clear to me what Segher and that crowd were on
> about.  The comment tags aren't meant to contain information that the
> player needs to know.
>
> However, neither Ogg nor most filesystems provide a mechanism to do
> what's needed (play a few files in a certain order), and no metadata
> is forthcoming, so we must improvise with what we have, even if it's
> not quite what the designers had in mind.  Sometimes that's called
> innovation...
>
> The correct solution, presumably, would be something along the lines
> of an archive file that contains the movements in order.  However,
> then you have to jump through hoops to get just a few movements.
> Playlists are another solution, but I've never found them particularly
> elegant -- among things, renaming a file that they need tends to make
> them sad.  I've found that the best solution for my recordings is to
> make sure that each file knows where it should sit -- think
> "object-oriented" ;)
>
> My attempt to make this as slight an abuse of tags as possible while
> remaining useful is to isolate the abuse: make a "special" tag that
> tells the player (or the filesystem) what order to play the tracks in,
> but don't confound this information with anything else like, say, the
> name of the movement.
>
> That's the latest thought, but it's late.  Only morning will tell
> whether I was on crack when I wrote this.
>
> G'nite all!
> -Ben
>
> --
> Ben Pearre         http://hebb.mit.edu/~ben        PGP ID: CFDA6CDA
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