[LAU] command line midi player for >1 files? (Ecasound for midi?)

[Nils Gey]

On Thu, 31 Jan 2013 11:33:31 +0100
Clemens Ladisch <clemens at ladisch.de> wrote:

> Bob van der Poel wrote:
> > There is a MIDI port sequence defined for SMFs. <FF 21 01 pp> which is
> > supposed to come at the start of a track. It specifies which port on
> > the computer the track is to be sent to. I've never tired using this
> > and don't even know if the alsa sequencer code supports it.
> 
> One ALSA sequencer port corresponds to a MIDI port.  To support this,
> the player application has to send the track to a different port.
> (aplaymidi does this.)
> 
> 
> Regards,
> Clemens

But how to you specify the port? Is it hardcoded into the midi file or has the player some saying in this?
Also: Alsa midi is fine and all, but is there a jack midi player that can handle ports?

Nils