def event_to_midi(e, A, base_note_num=24):
mes = []
ename = e[0]
# normalize and (maybe) filter parameters for output
if ename.startswith('acc'):
# update filter accelerometer state
a = A[ename]
ap = A[ename] = lpf(a, e[2][1])
# modify event acc event with filtering & MIDI scale
e = (e[0], (e[1][0], scaleShort(int(a))), (e[2][0], scaleShort(int(ap))))
else:
# normal event pressure/control value for MIDI scale
e = (e[0], (e[1][0], scaleChar(e[1][1])), (e[2][0], scaleChar(e[2][1])))
if prog_mode and abs(e[1][1] - e[2][1]) < 10:
return (mes, A)
if ename in note:
event_note = base_note_num + note[ename]
(was_on, prev_pressure) = e[1]
(is_on, cur_pressure) = e[2]
if is_on and not was_on:
mes.append(m.note_on(channel, event_note, cur_pressure))
elif was_on and not is_on:
mes.append(m.note_off(channel, event_note, prev_pressure))
else:
mes.append(m.note_aftertouch(channel, event_note, cur_pressure))
if ename in cc:
(blank, ctrl_val) = e[2]
mes.append(m.control_change(channel, cc[ename], invert(ctrl_val)))
if ename in PITCH_WHEEL:
PITCH_WHEEL[ename] = e[2][1]
[ph, pl] = PITCH_WHEEL.values()
if ph and pl:
mes.append(m.pitch_wheel(channel, invert(ph) * 128 + invert(pl)))
if ename in PITCH_TWO_SIDE:
PITCH_TWO_SIDE[ename] = e[2][1]
[pu, pd] = PITCH_TWO_SIDE.values()
mes.append(m.pitch_wheel(channel, int(8192 + 32.125 * (pu if pu >= pd else -pd))))
return (mes, A)
scale = [0, 2, 4, 5, 7, 9, 11, 12, 14, 16, 17, 19]
dev = open('/dev/input/js0')
out = midi.MidiOut(open('/dev/midi1', 'w'))
# out.send(midi.program_change(0, 19))
out.send(midi.program_change(0, 16))
while 1:
e = read_event(dev)
if e.type == JS_EVENT_BUTTON:
note = 62 + 12 + scale[e.number]
if e.value:
out.send(midi.note_on(0, note, 64))
else:
out.send(midi.note_off(0, note, 64))
if e.type == JS_EVENT_AXIS:
#if e.number == 1:
# if e.value <= 0:
# value = int((-e.value) * 127)
# out.send(midi.control_change(0, 7, value))
#
# print e.value, value
if e.number == 0:
bend = int(((e.value + 1) / 2) * 16383)
hi = bend >> 7
lo = bend & 0x7f
out.send(midi.pitch_wheel(0, lo, hi))
scale = [0, 2, 4, 5, 7, 9, 11, 12, 14, 16, 17, 19]
dev = open('/dev/input/js0')
out = midi.MidiOut(open('/dev/midi1', 'w'))
# out.send(midi.program_change(0, 19))
out.send(midi.program_change(0, 16))
while 1:
e = read_event(dev)
if e.type == JS_EVENT_BUTTON:
note = 62 + 12 + scale[e.number]
if e.value:
out.send(midi.note_on(0, note, 64))
else:
out.send(midi.note_off(0, note, 64))
if e.type == JS_EVENT_AXIS:
#if e.number == 1:
# if e.value <= 0:
# value = int((-e.value) * 127)
# out.send(midi.control_change(0, 7, value))
#
# print e.value, value
if e.number == 0:
bend = int(((e.value + 1)/2) * 16383)
hi = bend >> 7
lo = bend & 0x7f
out.send(midi.pitch_wheel(0, lo, hi))