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Re: [tuning] 96-TET piano conversion

🔗Vog <dunael@arobas.net>

3/5/2001 9:51:17 AM

Hi again !

Is it possible to convert by any mean my 12-TET midi piano version into a
96-TET midi one ???

I tried with Scala... but I'm not able to do anything with it :-( It's just
doesn't work.

HELP ME !!!! (;o)

Thanks !

Vincent-Olivier Gagnon

PS: 1'30" of my piece is already completed !... a suivre... !

🔗Robert Walker <robert_walker@rcwalker.freeserve.co.uk>

3/5/2001 1:36:58 PM

Hi Vincent,

> Is it possible to convert by any mean my 12-TET midi piano version into a
> 96-TET midi one ???

> I tried with Scala... but I'm not able to do anything with it :-( It's just
> doesn't work.

> HELP ME !!!! (;o)

This depends what you want to do exactly.

Scala syntax is:

!use to convert a MIDI file
set exclude 10
EXAMPLE/MIDI test.mid test_retuned.mid

That should work.

set exclude 10
is needed to exclude the non melodic percussion channel 10.

It can also be done in my fractal tune smithy program. - FTS doesn't convert
the file directly, but you can hook the output of a midi player to the midi
in of FTS via Hubi's loopback cable, and then play it like that. Since it
is realtime, you don't get the exact conversion of the midi timings that you
will get if you convert the midi file directly.

You could do the same with Graham Breed's Midi Relay.

Fred Nachbaur's Midi Relay is another program that, like SCALA works by
converting the MIDI file directly.

The way all these programs work is that they map every note number in the midi file
to a scale.

So you need to decide which pitch you want for the 1/1 at (say) middle c,
and then what 96-tet intervals you want for each MIDI note.

E.g. if you want to play in the 96-tet "just chromatic" which I see
listed in the SCALA modes, you'd specify the 12 notes per octave
as mapping to

0 9 16 25 31 40 47 56 65 71 80 87 96
in 96-tet.

- do it by specifying that as the scale.
0.0 112.5 200.0 312.5 387.5 500.0 587.5 700.0 812.5 887.5 1000.0 1087.5 1200.0

That's easy.

To play more than 12 notes per octave, for shades of accidentals etc,
using these methods, you have to use more than one octave of MIDI In.
Otherwise, you are getting into the realm of adaptive tuning.

For instance, one can use a score editor, with two octaves instead of
one, mapping to a single octave.

Or indeed, use 96 notes mapping to an octave, giving a range of just over
an octave.

Hope this is the information you need?

Robert

🔗Vog <dunael@arobas.net>

3/5/2001 2:41:40 PM

:o))))

Thanks a lot !!

It worked !!!

Now, I'm at least able to have a more precise idea of my piece ! For, it
will be played in only some weeks !

Good day !

And thanks again !

Vincent-Olivier Gagnon

-----Message d'origine-----
De : Robert Walker <robert_walker@rcwalker.freeserve.co.uk>
� : tuning@yahoogroups.com <tuning@yahoogroups.com>
Date : 5 mars, 2001 16:57
Objet : Re: [tuning] 96-TET piano conversion

>Hi Vincent,
>
>> Is it possible to convert by any mean my 12-TET midi piano version into a
>> 96-TET midi one ???
>
>> I tried with Scala... but I'm not able to do anything with it :-( It's
just
>> doesn't work.
>
>> HELP ME !!!! (;o)
>
>This depends what you want to do exactly.
>
>Scala syntax is:
>
>!use to convert a MIDI file
>set exclude 10
>EXAMPLE/MIDI test.mid test_retuned.mid
>
>That should work.
>
>set exclude 10
>is needed to exclude the non melodic percussion channel 10.
>
>It can also be done in my fractal tune smithy program. - FTS doesn't
convert
>the file directly, but you can hook the output of a midi player to the midi
>in of FTS via Hubi's loopback cable, and then play it like that. Since it
>is realtime, you don't get the exact conversion of the midi timings that
you
>will get if you convert the midi file directly.
>
>You could do the same with Graham Breed's Midi Relay.
>
>Fred Nachbaur's Midi Relay is another program that, like SCALA works by
>converting the MIDI file directly.
>
>The way all these programs work is that they map every note number in the
midi file
>to a scale.
>
>So you need to decide which pitch you want for the 1/1 at (say) middle c,
>and then what 96-tet intervals you want for each MIDI note.
>
>E.g. if you want to play in the 96-tet "just chromatic" which I see
>listed in the SCALA modes, you'd specify the 12 notes per octave
>as mapping to
>
>0 9 16 25 31 40 47 56 65 71 80 87 96
>in 96-tet.
>
>- do it by specifying that as the scale.
>0.0 112.5 200.0 312.5 387.5 500.0 587.5 700.0 812.5 887.5 1000.0
1087.5 1200.0
>
>That's easy.
>
>To play more than 12 notes per octave, for shades of accidentals etc,
>using these methods, you have to use more than one octave of MIDI In.
>Otherwise, you are getting into the realm of adaptive tuning.
>
>For instance, one can use a score editor, with two octaves instead of
>one, mapping to a single octave.
>
>Or indeed, use 96 notes mapping to an octave, giving a range of just over
>an octave.
>
>Hope this is the information you need?
>
>Robert
>
>
>
>
>
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