Hi George, FluidSynth doesn't support stepping up or down through presets/programs, there is no standard MIDI message that you could use.
But you can use already existing external MIDI routers like mididings, for example: http://das.nasophon.de/mididings/ Cheers Marcus Am Fr., 31. Jan. 2020 um 10:35 Uhr schrieb George Poulson < george.poul...@gmail.com>: > Hi guys. > > With my RPi 'mini-synthesizer' now working OK I'd like to know if it's > possible to add a new feature: > > I've already used one simple router rule to assign my keyboard 'volume' > knob so as to vary the audio output level from the RPi by transforming > command 20 to command 7: > > ======== > router_begin cc > router_chan 0 15 0 0 > router_par1 20 20 0 7 > router_end > ======== > > What I'd also like to be able to do is to use one or more of the > unassigned buttons to step up and/or down through the instruments , and I > can do this from the shell using "prog 0 <instrument >" where <instrument> > is the value I get from the "inst <FontID>" command. Once assigned I can > get the [textual] value of the assigned instrument from the 'channels' > command. > > My unassigned buttons produce cc commands of 127 on press and 0 on > release, for example "cc 15 101 127" and "cc 15 101 0" but I can't figure > out if (and if so - how) I can use use this to step up or down, as I would > need to use a variable to store the current instrument value, but that > doesn't seem possible within the basic shell functionality. > > Is this possible to do within fluidsynth itself? I'm pretty sure I could > do it using a shell script and telnet to port 9800, but that's probably one > step further up the complexity ladder than I have time for right now. > > Any thoughts anyone?? > > Thanks, > George > > _______________________________________________ > fluid-dev mailing list > fluid-dev@nongnu.org > https://lists.nongnu.org/mailman/listinfo/fluid-dev >
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