On Tue, Mar 15, 2016 at 9:26 PM, Yassin Philip <phi...@gnu.org> wrote:
> Hello! > > Some LV2 plugins seem to now the MIDI channel # of the track on which they > are inserted, and some don't. > There is no such concept in LV2. The idea of a track "having" "a" MIDI channel is entirely host specific and isn't covered by any part of LV2 that i'm aware of. > If I had to guess I'd say that nobody knows, only some plugins can receive > data from several MIDI channels, and some only work with one, so they never > mistake ; Am I right? > As with all other plugin APIs, yes. > > Last year I made a GUI around so-404 to learn about LV2 (and C, C++, DSP > code, etc. :)) ; And it has the same problem, just sightly different: > Worse: It starts numbering at 0, so if it's inserted on a track w/ MIDI > #4, you have to select 3 > Better: It remembers said channel # on session reload (ZynAddSubFx > doesn't. Yoshimi does) > MIDI channel numbering has always been a problem. Ardour has an option so that the user can decide if MIDI channels start at zero or 1. > > Can somebody point me towards the light? I'd like my plugin to only listen > to one channel: The one of the host track it's inserted into. > Given that there is no such thing, there's nothing you can do inside a plugin to make it do this precise thing. You could make it listen to just one MIDI channel, but that's not the same thing.
_______________________________________________ Linux-audio-dev mailing list Linux-audio-dev@lists.linuxaudio.org http://lists.linuxaudio.org/listinfo/linux-audio-dev
