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+/*
+ Copyright 2012-2016 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.
+*/
+
+/**
+ @defgroup midi MIDI
+
+ Definitions of standard MIDI messages, see <http://lv2plug.in/ns/ext/midi>
+ for details.
+
+ @{
+*/
+
+#ifndef LV2_MIDI_H
+#define LV2_MIDI_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define LV2_MIDI_URI "http://lv2plug.in/ns/ext/midi" ///< http://lv2plug.in/ns/ext/midi
+#define LV2_MIDI_PREFIX LV2_MIDI_URI "#" ///< http://lv2plug.in/ns/ext/midi#
+
+#define LV2_MIDI__ActiveSense LV2_MIDI_PREFIX "ActiveSense" ///< http://lv2plug.in/ns/ext/midi#ActiveSense
+#define LV2_MIDI__Aftertouch LV2_MIDI_PREFIX "Aftertouch" ///< http://lv2plug.in/ns/ext/midi#Aftertouch
+#define LV2_MIDI__Bender LV2_MIDI_PREFIX "Bender" ///< http://lv2plug.in/ns/ext/midi#Bender
+#define LV2_MIDI__ChannelPressure LV2_MIDI_PREFIX "ChannelPressure" ///< http://lv2plug.in/ns/ext/midi#ChannelPressure
+#define LV2_MIDI__Chunk LV2_MIDI_PREFIX "Chunk" ///< http://lv2plug.in/ns/ext/midi#Chunk
+#define LV2_MIDI__Clock LV2_MIDI_PREFIX "Clock" ///< http://lv2plug.in/ns/ext/midi#Clock
+#define LV2_MIDI__Continue LV2_MIDI_PREFIX "Continue" ///< http://lv2plug.in/ns/ext/midi#Continue
+#define LV2_MIDI__Controller LV2_MIDI_PREFIX "Controller" ///< http://lv2plug.in/ns/ext/midi#Controller
+#define LV2_MIDI__MidiEvent LV2_MIDI_PREFIX "MidiEvent" ///< http://lv2plug.in/ns/ext/midi#MidiEvent
+#define LV2_MIDI__NoteOff LV2_MIDI_PREFIX "NoteOff" ///< http://lv2plug.in/ns/ext/midi#NoteOff
+#define LV2_MIDI__NoteOn LV2_MIDI_PREFIX "NoteOn" ///< http://lv2plug.in/ns/ext/midi#NoteOn
+#define LV2_MIDI__ProgramChange LV2_MIDI_PREFIX "ProgramChange" ///< http://lv2plug.in/ns/ext/midi#ProgramChange
+#define LV2_MIDI__QuarterFrame LV2_MIDI_PREFIX "QuarterFrame" ///< http://lv2plug.in/ns/ext/midi#QuarterFrame
+#define LV2_MIDI__Reset LV2_MIDI_PREFIX "Reset" ///< http://lv2plug.in/ns/ext/midi#Reset
+#define LV2_MIDI__SongPosition LV2_MIDI_PREFIX "SongPosition" ///< http://lv2plug.in/ns/ext/midi#SongPosition
+#define LV2_MIDI__SongSelect LV2_MIDI_PREFIX "SongSelect" ///< http://lv2plug.in/ns/ext/midi#SongSelect
+#define LV2_MIDI__Start LV2_MIDI_PREFIX "Start" ///< http://lv2plug.in/ns/ext/midi#Start
+#define LV2_MIDI__Stop LV2_MIDI_PREFIX "Stop" ///< http://lv2plug.in/ns/ext/midi#Stop
+#define LV2_MIDI__SystemCommon LV2_MIDI_PREFIX "SystemCommon" ///< http://lv2plug.in/ns/ext/midi#SystemCommon
+#define LV2_MIDI__SystemExclusive LV2_MIDI_PREFIX "SystemExclusive" ///< http://lv2plug.in/ns/ext/midi#SystemExclusive
+#define LV2_MIDI__SystemMessage LV2_MIDI_PREFIX "SystemMessage" ///< http://lv2plug.in/ns/ext/midi#SystemMessage
+#define LV2_MIDI__SystemRealtime LV2_MIDI_PREFIX "SystemRealtime" ///< http://lv2plug.in/ns/ext/midi#SystemRealtime
+#define LV2_MIDI__Tick LV2_MIDI_PREFIX "Tick" ///< http://lv2plug.in/ns/ext/midi#Tick
+#define LV2_MIDI__TuneRequest LV2_MIDI_PREFIX "TuneRequest" ///< http://lv2plug.in/ns/ext/midi#TuneRequest
+#define LV2_MIDI__VoiceMessage LV2_MIDI_PREFIX "VoiceMessage" ///< http://lv2plug.in/ns/ext/midi#VoiceMessage
+#define LV2_MIDI__benderValue LV2_MIDI_PREFIX "benderValue" ///< http://lv2plug.in/ns/ext/midi#benderValue
+#define LV2_MIDI__binding LV2_MIDI_PREFIX "binding" ///< http://lv2plug.in/ns/ext/midi#binding
+#define LV2_MIDI__byteNumber LV2_MIDI_PREFIX "byteNumber" ///< http://lv2plug.in/ns/ext/midi#byteNumber
+#define LV2_MIDI__channel LV2_MIDI_PREFIX "channel" ///< http://lv2plug.in/ns/ext/midi#channel
+#define LV2_MIDI__chunk LV2_MIDI_PREFIX "chunk" ///< http://lv2plug.in/ns/ext/midi#chunk
+#define LV2_MIDI__controllerNumber LV2_MIDI_PREFIX "controllerNumber" ///< http://lv2plug.in/ns/ext/midi#controllerNumber
+#define LV2_MIDI__controllerValue LV2_MIDI_PREFIX "controllerValue" ///< http://lv2plug.in/ns/ext/midi#controllerValue
+#define LV2_MIDI__noteNumber LV2_MIDI_PREFIX "noteNumber" ///< http://lv2plug.in/ns/ext/midi#noteNumber
+#define LV2_MIDI__pressure LV2_MIDI_PREFIX "pressure" ///< http://lv2plug.in/ns/ext/midi#pressure
+#define LV2_MIDI__programNumber LV2_MIDI_PREFIX "programNumber" ///< http://lv2plug.in/ns/ext/midi#programNumber
+#define LV2_MIDI__property LV2_MIDI_PREFIX "property" ///< http://lv2plug.in/ns/ext/midi#property
+#define LV2_MIDI__songNumber LV2_MIDI_PREFIX "songNumber" ///< http://lv2plug.in/ns/ext/midi#songNumber
+#define LV2_MIDI__songPosition LV2_MIDI_PREFIX "songPosition" ///< http://lv2plug.in/ns/ext/midi#songPosition
+#define LV2_MIDI__status LV2_MIDI_PREFIX "status" ///< http://lv2plug.in/ns/ext/midi#status
+#define LV2_MIDI__statusMask LV2_MIDI_PREFIX "statusMask" ///< http://lv2plug.in/ns/ext/midi#statusMask
+#define LV2_MIDI__velocity LV2_MIDI_PREFIX "velocity" ///< http://lv2plug.in/ns/ext/midi#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 `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 `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 */
+
+/**
+ @}
+*/