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Re: Apple USB MIDI driver & port names
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Re: Apple USB MIDI driver & port names


  • Subject: Re: Apple USB MIDI driver & port names
  • From: Doug Wyatt <email@hidden>
  • Date: Fri, 3 Mar 2006 11:02:11 -0800

The USB-MIDI class spec includes a way for a device to name its own ports. The Tiger driver doesn't implement this, but I did make some changes last month .....

In the meantime we're stuck with the "Port %d" behavior but it is possible for you to write a little MIDI driver that doesn't grab the device for I/O but does change its port names ... or you could do this in a little setup app.

Doug

On Mar 3, 2006, at 7:07, Nick wrote:

Hi,

Does anyone know how Apple's class-compliant MIDI driver chooses the names for ports on a device?

One of our devices has three ports, and these get named as "Port 1", "Port 2" and "Port 3".

This means the value of kMIDIPropertyName will be "Port 1" and this gets displayed in most apps for selecting MIDI devices. We'd like to change the port names to make it obvious to users they are part of our device!

Regards,

Nick

-- Doug Wyatt Core Audio, Apple

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