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#include "midi_event.h"
const char *MIDIEvent::cc_names[CC_MAX]{
"BankSelectMSB",
"Modulation",
"Breath",
"Foot",
"PortamentoTime",
"DataEntryMSB",
"MainVolume",
"Pan",
"Expression",
"BankSelectLSB",
"DataEntryLSB",
"DamperPedalToggle",
"PortamentoToggle",
"SostenutoToggle",
"SoftPedalToggle",
"FilterCutoff",
"ReleaseTime",
"AttackTime",
"FilterResonance",
"DecayTime",
"VibratoDepth",
"VibratoRate",
"VibratoDelay",
"PortamentoControl",
"ReverbSend",
"Fx2Send",
"ChorusSend",
"Fx4Send",
"DataIncrement",
"DataDecrement",
"NRPN_LSB",
"NRPN_MSB",
"RPN_LSB",
"RPN_MSB",
"AllSoundsOffCmd",
"ResetAllCmd",
"LocalCtrlToggle",
"AllNotesOff"
};
const unsigned char MIDIEvent::cc_indices[CC_MAX]{
0,
1,
2,
4,
5,
6,
7,
10,
11,
32,
38,
64,
65,
66,
67,
71,
72,
73,
74,
75,
76,
77,
78,
84,
91,
92,
93,
94,
96,
97,
98,
99,
120,
121,
122,
123,
128
};
Error MIDIEvent::parse(unsigned char *p_raw) {
switch (p_raw[0] >> 4) {
case 0x8: {
type = MIDI_NOTE_OFF;
note.note = p_raw[1];
note.velocity = p_raw[2];
} break;
case 0x9: {
type = MIDI_NOTE_ON;
note.note = p_raw[1];
note.velocity = p_raw[2];
} break;
case 0xA: {
type = MIDI_NOTE_PRESSURE;
note.note = p_raw[1];
note.velocity = p_raw[2];
} break;
case 0xB: {
type = MIDI_CONTROLLER;
control.index = p_raw[1];
control.parameter = p_raw[2];
} break;
case 0xC: {
type = MIDI_PATCH_SELECT;
patch.index = p_raw[1];
} break;
case 0xD: {
type = MIDI_AFTERTOUCH;
aftertouch.pressure = p_raw[1];
} break;
case 0xE: {
type = MIDI_PITCH_BEND;
pitch_bend.bend = (short(p_raw[1]) << 7) | short(p_raw[2]);
} break;
default: {
return ERR_INVALID_PARAMETER;
}
}
channel = p_raw[0] & 0xF;
return OK;
}
bool MIDIEvent::write(unsigned char *p_to) const {
if (type == MIDI_NOTE_OFF) {
p_to[0] = 0x8;
p_to[0] <<= 4;
p_to[0] |= channel;
p_to[1] = note.note;
p_to[2] = note.velocity;
} else if (type == MIDI_NOTE_ON) {
p_to[0] = 0x9;
p_to[0] <<= 4;
p_to[0] |= channel;
p_to[1] = note.note;
p_to[2] = note.velocity;
} else if (type == MIDI_NOTE_PRESSURE) {
p_to[0] = 0xA;
p_to[0] <<= 4;
p_to[0] |= channel;
p_to[1] = note.note;
p_to[2] = note.velocity;
} else if (type == MIDI_CONTROLLER) {
p_to[0] = 0xB;
p_to[0] <<= 4;
p_to[0] |= channel;
p_to[1] = control.index;
p_to[2] = control.parameter;
} else if (type == MIDI_PATCH_SELECT) {
p_to[0] = 0xC;
p_to[0] <<= 4;
p_to[0] |= channel;
p_to[1] = patch.index;
p_to[2] = 0;
} else if (type == MIDI_AFTERTOUCH) {
p_to[0] = 0xD;
p_to[0] <<= 4;
p_to[0] |= channel;
p_to[1] = aftertouch.pressure;
p_to[2] = 0;
} else if (type == MIDI_PITCH_BEND) {
p_to[0] = 0xD;
p_to[0] <<= 4;
p_to[0] |= channel;
p_to[1] = pitch_bend.bend >> 7;
p_to[2] = pitch_bend.bend & 0x7F;
} else {
return false;
}
return true;
}
MIDIEvent::MIDIEvent() {
type = NONE;
raw.param1 = 0;
raw.param2 = 0;
}
MIDIEvent::MIDIEvent(Type p_type, unsigned char p_chan, unsigned char data1, unsigned char data2) {
type = p_type;
raw.param1 = data1;
raw.param2 = data2;
}
MIDIEvent::MIDIEvent(Type p_type, unsigned char p_chan, unsigned short data) {
type = p_type;
raw2.param = data;
}
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