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/*
Copyright 2012 David Robillard <http://drobilla.net>
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/**
@file midi.h
C definitions for the LV2 MIDI extension <http://lv2plug.in/ns/ext/midi>.
*/
#ifndef LV2_MIDI_H
#define LV2_MIDI_H
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#else
# include <stdbool.h>
#endif
#define LV2_MIDI_URI "http://lv2plug.in/ns/ext/midi"
#define LV2_MIDI_PREFIX LV2_MIDI_URI "#"
#define LV2_MIDI__ActiveSense LV2_MIDI_PREFIX "ActiveSense"
#define LV2_MIDI__Aftertouch LV2_MIDI_PREFIX "Aftertouch"
#define LV2_MIDI__Bender LV2_MIDI_PREFIX "Bender"
#define LV2_MIDI__ChannelPressure LV2_MIDI_PREFIX "ChannelPressure"
#define LV2_MIDI__Chunk LV2_MIDI_PREFIX "Chunk"
#define LV2_MIDI__Clock LV2_MIDI_PREFIX "Clock"
#define LV2_MIDI__Continue LV2_MIDI_PREFIX "Continue"
#define LV2_MIDI__Controller LV2_MIDI_PREFIX "Controller"
#define LV2_MIDI__MidiEvent LV2_MIDI_PREFIX "MidiEvent"
#define LV2_MIDI__NoteOff LV2_MIDI_PREFIX "NoteOff"
#define LV2_MIDI__NoteOn LV2_MIDI_PREFIX "NoteOn"
#define LV2_MIDI__ProgramChange LV2_MIDI_PREFIX "ProgramChange"
#define LV2_MIDI__QuarterFrame LV2_MIDI_PREFIX "QuarterFrame"
#define LV2_MIDI__Reset LV2_MIDI_PREFIX "Reset"
#define LV2_MIDI__SongPosition LV2_MIDI_PREFIX "SongPosition"
#define LV2_MIDI__SongSelect LV2_MIDI_PREFIX "SongSelect"
#define LV2_MIDI__Start LV2_MIDI_PREFIX "Start"
#define LV2_MIDI__Stop LV2_MIDI_PREFIX "Stop"
#define LV2_MIDI__SystemCommon LV2_MIDI_PREFIX "SystemCommon"
#define LV2_MIDI__SystemExclusive LV2_MIDI_PREFIX "SystemExclusive"
#define LV2_MIDI__SystemMessage LV2_MIDI_PREFIX "SystemMessage"
#define LV2_MIDI__SystemRealtime LV2_MIDI_PREFIX "SystemRealtime"
#define LV2_MIDI__Tick LV2_MIDI_PREFIX "Tick"
#define LV2_MIDI__TuneRequest LV2_MIDI_PREFIX "TuneRequest"
#define LV2_MIDI__VoiceMessage LV2_MIDI_PREFIX "VoiceMessage"
#define LV2_MIDI__benderValue LV2_MIDI_PREFIX "benderValue"
#define LV2_MIDI__binding LV2_MIDI_PREFIX "binding"
#define LV2_MIDI__byteNumber LV2_MIDI_PREFIX "byteNumber"
#define LV2_MIDI__channel LV2_MIDI_PREFIX "channel"
#define LV2_MIDI__chunk LV2_MIDI_PREFIX "chunk"
#define LV2_MIDI__controllerNumber LV2_MIDI_PREFIX "controllerNumber"
#define LV2_MIDI__controllerValue LV2_MIDI_PREFIX "controllerValue"
#define LV2_MIDI__noteNumber LV2_MIDI_PREFIX "noteNumber"
#define LV2_MIDI__pressure LV2_MIDI_PREFIX "pressure"
#define LV2_MIDI__programNumber LV2_MIDI_PREFIX "programNumber"
#define LV2_MIDI__property LV2_MIDI_PREFIX "property"
#define LV2_MIDI__songNumber LV2_MIDI_PREFIX "songNumber"
#define LV2_MIDI__songPosition LV2_MIDI_PREFIX "songPosition"
#define LV2_MIDI__status LV2_MIDI_PREFIX "status"
#define LV2_MIDI__statusMask LV2_MIDI_PREFIX "statusMask"
#define LV2_MIDI__velocity LV2_MIDI_PREFIX "velocity"
/**
MIDI Message Type.
This includes both voice messages (which have a channel) and system messages
(which do not), as well as a sentinel value for invalid messages. To get
the type of a message suitable for use in a switch statement, use
lv2_midi_get_type() on the status byte.
*/
typedef enum {
LV2_MIDI_MSG_INVALID = 0, /**< Invalid Message */
LV2_MIDI_MSG_NOTE_OFF = 0x80, /**< Note Off */
LV2_MIDI_MSG_NOTE_ON = 0x90, /**< Note On */
LV2_MIDI_MSG_NOTE_PRESSURE = 0xA0, /**< Note Pressure */
LV2_MIDI_MSG_CONTROLLER = 0xB0, /**< Controller */
LV2_MIDI_MSG_PGM_CHANGE = 0xC0, /**< Program Change */
LV2_MIDI_MSG_CHANNEL_PRESSURE = 0xD0, /**< Channel Pressure */
LV2_MIDI_MSG_BENDER = 0xE0, /**< Pitch Bender */
LV2_MIDI_MSG_SYSTEM_EXCLUSIVE = 0xF0, /**< System Exclusive Begin */
LV2_MIDI_MSG_MTC_QUARTER = 0xF1, /**< MTC Quarter Frame */
LV2_MIDI_MSG_SONG_POS = 0xF2, /**< Song Position */
LV2_MIDI_MSG_SONG_SELECT = 0xF3, /**< Song Select */
LV2_MIDI_MSG_TUNE_REQUEST = 0xF6, /**< Tune Request */
LV2_MIDI_MSG_CLOCK = 0xF8, /**< Clock */
LV2_MIDI_MSG_START = 0xFA, /**< Start */
LV2_MIDI_MSG_CONTINUE = 0xFB, /**< Continue */
LV2_MIDI_MSG_STOP = 0xFC, /**< Stop */
LV2_MIDI_MSG_ACTIVE_SENSE = 0xFE, /**< Active Sensing */
LV2_MIDI_MSG_RESET = 0xFF /**< Reset */
} LV2_Midi_Message_Type;
/**
Standard MIDI Controller Numbers.
*/
typedef enum {
LV2_MIDI_CTL_MSB_BANK = 0x00, /**< Bank Selection */
LV2_MIDI_CTL_MSB_MODWHEEL = 0x01, /**< Modulation */
LV2_MIDI_CTL_MSB_BREATH = 0x02, /**< Breath */
LV2_MIDI_CTL_MSB_FOOT = 0x04, /**< Foot */
LV2_MIDI_CTL_MSB_PORTAMENTO_TIME = 0x05, /**< Portamento Time */
LV2_MIDI_CTL_MSB_DATA_ENTRY = 0x06, /**< Data Entry */
LV2_MIDI_CTL_MSB_MAIN_VOLUME = 0x07, /**< Main Volume */
LV2_MIDI_CTL_MSB_BALANCE = 0x08, /**< Balance */
LV2_MIDI_CTL_MSB_PAN = 0x0A, /**< Panpot */
LV2_MIDI_CTL_MSB_EXPRESSION = 0x0B, /**< Expression */
LV2_MIDI_CTL_MSB_EFFECT1 = 0x0C, /**< Effect1 */
LV2_MIDI_CTL_MSB_EFFECT2 = 0x0D, /**< Effect2 */
LV2_MIDI_CTL_MSB_GENERAL_PURPOSE1 = 0x10, /**< General Purpose 1 */
LV2_MIDI_CTL_MSB_GENERAL_PURPOSE2 = 0x11, /**< General Purpose 2 */
LV2_MIDI_CTL_MSB_GENERAL_PURPOSE3 = 0x12, /**< General Purpose 3 */
LV2_MIDI_CTL_MSB_GENERAL_PURPOSE4 = 0x13, /**< General Purpose 4 */
LV2_MIDI_CTL_LSB_BANK = 0x20, /**< Bank Selection */
LV2_MIDI_CTL_LSB_MODWHEEL = 0x21, /**< Modulation */
LV2_MIDI_CTL_LSB_BREATH = 0x22, /**< Breath */
LV2_MIDI_CTL_LSB_FOOT = 0x24, /**< Foot */
LV2_MIDI_CTL_LSB_PORTAMENTO_TIME = 0x25, /**< Portamento Time */
LV2_MIDI_CTL_LSB_DATA_ENTRY = 0x26, /**< Data Entry */
LV2_MIDI_CTL_LSB_MAIN_VOLUME = 0x27, /**< Main Volume */
LV2_MIDI_CTL_LSB_BALANCE = 0x28, /**< Balance */
LV2_MIDI_CTL_LSB_PAN = 0x2A, /**< Panpot */
LV2_MIDI_CTL_LSB_EXPRESSION = 0x2B, /**< Expression */
LV2_MIDI_CTL_LSB_EFFECT1 = 0x2C, /**< Effect1 */
LV2_MIDI_CTL_LSB_EFFECT2 = 0x2D, /**< Effect2 */
LV2_MIDI_CTL_LSB_GENERAL_PURPOSE1 = 0x30, /**< General Purpose 1 */
LV2_MIDI_CTL_LSB_GENERAL_PURPOSE2 = 0x31, /**< General Purpose 2 */
LV2_MIDI_CTL_LSB_GENERAL_PURPOSE3 = 0x32, /**< General Purpose 3 */
LV2_MIDI_CTL_LSB_GENERAL_PURPOSE4 = 0x33, /**< General Purpose 4 */
LV2_MIDI_CTL_SUSTAIN = 0x40, /**< Sustain Pedal */
LV2_MIDI_CTL_PORTAMENTO = 0x41, /**< Portamento */
LV2_MIDI_CTL_SOSTENUTO = 0x42, /**< Sostenuto */
LV2_MIDI_CTL_SOFT_PEDAL = 0x43, /**< Soft Pedal */
LV2_MIDI_CTL_LEGATO_FOOTSWITCH = 0x44, /**< Legato Foot Switch */
LV2_MIDI_CTL_HOLD2 = 0x45, /**< Hold2 */
LV2_MIDI_CTL_SC1_SOUND_VARIATION = 0x46, /**< SC1 Sound Variation */
LV2_MIDI_CTL_SC2_TIMBRE = 0x47, /**< SC2 Timbre */
LV2_MIDI_CTL_SC3_RELEASE_TIME = 0x48, /**< SC3 Release Time */
LV2_MIDI_CTL_SC4_ATTACK_TIME = 0x49, /**< SC4 Attack Time */
LV2_MIDI_CTL_SC5_BRIGHTNESS = 0x4A, /**< SC5 Brightness */
LV2_MIDI_CTL_SC6 = 0x4B, /**< SC6 */
LV2_MIDI_CTL_SC7 = 0x4C, /**< SC7 */
LV2_MIDI_CTL_SC8 = 0x4D, /**< SC8 */
LV2_MIDI_CTL_SC9 = 0x4E, /**< SC9 */
LV2_MIDI_CTL_SC10 = 0x4F, /**< SC10 */
LV2_MIDI_CTL_GENERAL_PURPOSE5 = 0x50, /**< General Purpose 5 */
LV2_MIDI_CTL_GENERAL_PURPOSE6 = 0x51, /**< General Purpose 6 */
LV2_MIDI_CTL_GENERAL_PURPOSE7 = 0x52, /**< General Purpose 7 */
LV2_MIDI_CTL_GENERAL_PURPOSE8 = 0x53, /**< General Purpose 8 */
LV2_MIDI_CTL_PORTAMENTO_CONTROL = 0x54, /**< Portamento Control */
LV2_MIDI_CTL_E1_REVERB_DEPTH = 0x5B, /**< E1 Reverb Depth */
LV2_MIDI_CTL_E2_TREMOLO_DEPTH = 0x5C, /**< E2 Tremolo Depth */
LV2_MIDI_CTL_E3_CHORUS_DEPTH = 0x5D, /**< E3 Chorus Depth */
LV2_MIDI_CTL_E4_DETUNE_DEPTH = 0x5E, /**< E4 Detune Depth */
LV2_MIDI_CTL_E5_PHASER_DEPTH = 0x5F, /**< E5 Phaser Depth */
LV2_MIDI_CTL_DATA_INCREMENT = 0x60, /**< Data Increment */
LV2_MIDI_CTL_DATA_DECREMENT = 0x61, /**< Data Decrement */
LV2_MIDI_CTL_NRPN_LSB = 0x62, /**< Non-registered Parameter Number */
LV2_MIDI_CTL_NRPN_MSB = 0x63, /**< Non-registered Parameter Number */
LV2_MIDI_CTL_RPN_LSB = 0x64, /**< Registered Parameter Number */
LV2_MIDI_CTL_RPN_MSB = 0x65, /**< Registered Parameter Number */
LV2_MIDI_CTL_ALL_SOUNDS_OFF = 0x78, /**< All Sounds Off */
LV2_MIDI_CTL_RESET_CONTROLLERS = 0x79, /**< Reset Controllers */
LV2_MIDI_CTL_LOCAL_CONTROL_SWITCH = 0x7A, /**< Local Control Switch */
LV2_MIDI_CTL_ALL_NOTES_OFF = 0x7B, /**< All Notes Off */
LV2_MIDI_CTL_OMNI_OFF = 0x7C, /**< Omni Off */
LV2_MIDI_CTL_OMNI_ON = 0x7D, /**< Omni On */
LV2_MIDI_CTL_MONO1 = 0x7E, /**< Mono1 */
LV2_MIDI_CTL_MONO2 = 0x7F /**< Mono2 */
} LV2_Midi_Controller;
/**
Return true iff @p msg is a MIDI voice message (which has a channel).
*/
static inline bool
lv2_midi_is_voice_message(const uint8_t* msg) {
return msg[0] >= 0x80 && msg[0] < 0xF0;
}
/**
Return true iff @p msg is a MIDI system message (which has no channel).
*/
static inline bool
lv2_midi_is_system_message(const uint8_t* msg) {
switch (msg[0]) {
case 0xF4: case 0xF5: case 0xF7: case 0xF9: case 0xFD:
return false;
default:
return (msg[0] & 0xF0) == 0xF0;
}
}
/**
Return the type of a MIDI message.
@param msg Pointer to the start (status byte) of a MIDI message.
*/
static inline LV2_Midi_Message_Type
lv2_midi_message_type(const uint8_t* msg) {
if (lv2_midi_is_voice_message(msg)) {
return (LV2_Midi_Message_Type)(msg[0] & 0xF0);
} else if (lv2_midi_is_system_message(msg)) {
return (LV2_Midi_Message_Type)msg[0];
} else {
return LV2_MIDI_MSG_INVALID;
}
}
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* LV2_MIDI_H */
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