[LAU] Beatrix ignores noteoffs

S. Massy lists at wolfdream.ca
Tue Oct 4 20:05:09 UTC 2011


On Tue, Oct 04, 2011 at 07:08:00AM +0200, Roy Vegard Ovesen wrote:
> On Mon, 2011-10-03 at 17:19 -0400, S. Massy wrote:
> > Hello,
> > 
> > I got Beatrix patched and running, but it doesn't seem to receive/honour
> > noteoffs: so notes don't decay.
> 
> I had the same problem. Actually Beatrix does honor noteoff, but it does
> not treat noteon with velocity=0 as noteoff. Try the attached patch.
Thanks, it indeed does the trick!

Cheers,
S.M.

> 
> -- 
> Roy Vegard
> 

> diff --git a/beatrix b/beatrix
> deleted file mode 100755
> index 1d37d0d..0000000
> Binary files a/beatrix and /dev/null differ
> diff --git a/midi.c b/midi.c
> index a9393cb..d414064 100644
> --- a/midi.c
> +++ b/midi.c
> @@ -1142,12 +1142,18 @@ void process_seq_event(const snd_seq_event_t *ev) {
>    // see "snd_seq_event_type" file:///usr/share/doc/libasound2-doc/html/group___seq_events.html
>    switch(ev->type) {
>      case SND_SEQ_EVENT_NOTEON:
> -      //printf("DEBUG KEY on %i %i\n",ev->data.note.channel, ev->data.note.note);
> -      keyTable = (unsigned char *) statusTable[MIDI_NOTEON|ev->data.note.channel].handback;
> -      oscKeyOn (keyTable[ev->data.note.note]);
> +      printf("DEBUG KEY on %i %i %i\n",ev->data.note.channel, ev->data.note.note, ev->data.note.velocity);
> +      if (ev->data.note.velocity < 1) {
> +         keyTable = (unsigned char *) statusTable[MIDI_NOTEOFF|ev->data.note.channel].handback;
> +         oscKeyOff (keyTable[ev->data.note.note]);
> +      }
> +      else if (ev->data.note.velocity > 0){
> +         keyTable = (unsigned char *) statusTable[MIDI_NOTEON|ev->data.note.channel].handback;
> +         oscKeyOn (keyTable[ev->data.note.note]);
> +      }
>        break;
>      case SND_SEQ_EVENT_NOTEOFF:
> -      //printf("DEBUG KEY off %i %i\n",ev->data.note.channel, ev->data.note.note);
> +      printf("DEBUG KEY off %i %i\n",ev->data.note.channel, ev->data.note.note);
>        keyTable = (unsigned char *) statusTable[MIDI_NOTEOFF|ev->data.note.channel].handback;
>        oscKeyOff (keyTable[ev->data.note.note]);
>        break;

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