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Re: [disklavier] Re: feedback to Yamaha

2006-11-13 by James Fry

The ones I've got bookmarked are below, but I've seen others too. open 
muse appears to be the most mature, but I've probably missed loads. It's 
been a while since I looked at this idea too, so I've probably missed 
developments.

http://openmuse.org/transport/mip_intro.html
http://yoyo.cc.monash.edu.au/~pertuan/thesis/index.html
http://portal.acm.org/citation.cfm?id=1089092


One of the interesting ideas I saw was the MIDI XML format. I think it 
should be possible to set up a MIDI XML stream between two devices, 
assuming you don't mind a small buffer / delay to cope with timing 
adjustments and don't intend running over a slow link (in which case you 
would need a large buffer). Unless you are trying to play something 
together with another player, live, over a network these issues probably 
do not matter - neg the Claviers has a 500ms delay in it anyway and it 
doesn't matter for most playback, recording etc paps (if you disable 
this then it makes a right mess of the dynamics etc as it is unable to 
fire the keys well enough in advance to get soft notes).

Using a UNIX system, one could easily stream MIDI from devices over an 
SSH tunnel or network pipe, effectively doing IP over midi, but it isn't 
really something that is practical for most applications.

I believe that Steinberg VSTLink effectively allows IP over MIDI, by 
running virtual synths on headless boxes for use in studios (ie you put 
the server in a rack outside your studio, and just run audio cables to it).

If I find more I'll post them to a wiki page.

Regards

James


Carl Youngblood wrote:
>
> Can you please post links to any hardware or software you are aware of 
> that does midi over IP?
>
> On 11/9/06, *James Fry* < groups@... 
> <mailto:groups@...>> wrote:
>
>     There is software to do MIDI over IP already, but there are some
>     issues
>     with this if the link is of low quality (in the past the focus was
>     doing
>     this over the internet rather than over LAN).
>
>     I wasn't aware the MkIV used extended midi signals, just
>     extensions in
>     MIDI files when played directly on the machine (ie you can get much
>     higher bandwidth than you can over a 31.25kbps midi link).
>
>
>

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