[LAU] Merging Midi with "VAST Programmer" and controller keyboard

[Iain Mott]

Many thanks Clemens - that's it!
Iain

Em Seg, 2015-01-26 às 13:05 +0100, Clemens Ladisch escreveu:
> Iain Mott wrote:
> > When VP starts for the first time it asks the user to select from a list
> > of available MIDI in and outs. I selected the HDSP which is displayed as
> > "DSP [hw:0,0,0]".
> 
> This is a "raw MIDI" port, which is what the hardware drivers implement.
> Application ports and merging are implemented in the ALSA sequencer on
> top of that.
> 
> > VP does not show up in qjackctl however and once connected to the HDSP
> > I can no longer make a connection between the UMX490 (readable client)
> > and the Hammerfall DSO (writable client) in order to play the synth.
> > The HDSP seems to be fully occupied.
> 
> When a program uses raw MIDI directly, these features are not available.
> 
> As a workaround, load the snd-virmidi kernel module, which creates
> virtual raw MIDI ports that are then available as sequencer ports.
> Connect VP to that, and then connect snd-virmidi's equivalent sequencer
> port to the actual device.
> 
> 
> Regards,
> Clemens
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