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# -*- coding: ISO-8859-1 -*-
###################################################
## Definitions of the different midi events
###################################################
## Midi channel events (The most usual events)
## also called "Channel Voice Messages"
NOTE_OFF = 0x80
# 1000cccc 0nnnnnnn 0vvvvvvv (channel, note, velocity)
NOTE_ON = 0x90
# 1001cccc 0nnnnnnn 0vvvvvvv (channel, note, velocity)
AFTERTOUCH = 0xA0
# 1010cccc 0nnnnnnn 0vvvvvvv (channel, note, velocity)
CONTINUOUS_CONTROLLER = 0xB0 # see Channel Mode Messages!!!
# 1011cccc 0ccccccc 0vvvvvvv (channel, controller, value)
PATCH_CHANGE = 0xC0
# 1100cccc 0ppppppp (channel, program)
CHANNEL_PRESSURE = 0xD0
# 1101cccc 0ppppppp (channel, pressure)
PITCH_BEND = 0xE0
# 1110cccc 0vvvvvvv 0wwwwwww (channel, value-lo, value-hi)
###################################################
## Channel Mode Messages (Continuous Controller)
## They share a status byte.
## The controller makes the difference here
# High resolution continuous controllers (MSB)
BANK_SELECT = 0x00
MODULATION_WHEEL = 0x01
BREATH_CONTROLLER = 0x02
FOOT_CONTROLLER = 0x04
PORTAMENTO_TIME = 0x05
DATA_ENTRY = 0x06
CHANNEL_VOLUME = 0x07
BALANCE = 0x08
PAN = 0x0A
EXPRESSION_CONTROLLER = 0x0B
EFFECT_CONTROL_1 = 0x0C
EFFECT_CONTROL_2 = 0x0D
GEN_PURPOSE_CONTROLLER_1 = 0x10
GEN_PURPOSE_CONTROLLER_2 = 0x11
GEN_PURPOSE_CONTROLLER_3 = 0x12
GEN_PURPOSE_CONTROLLER_4 = 0x13
# High resolution continuous controllers (LSB)
BANK_SELECT = 0x20
MODULATION_WHEEL = 0x21
BREATH_CONTROLLER = 0x22
FOOT_CONTROLLER = 0x24
PORTAMENTO_TIME = 0x25
DATA_ENTRY = 0x26
CHANNEL_VOLUME = 0x27
BALANCE = 0x28
PAN = 0x2A
EXPRESSION_CONTROLLER = 0x2B
EFFECT_CONTROL_1 = 0x2C
EFFECT_CONTROL_2 = 0x2D
GENERAL_PURPOSE_CONTROLLER_1 = 0x30
GENERAL_PURPOSE_CONTROLLER_2 = 0x31
GENERAL_PURPOSE_CONTROLLER_3 = 0x32
GENERAL_PURPOSE_CONTROLLER_4 = 0x33
# Switches
SUSTAIN_ONOFF = 0x40
PORTAMENTO_ONOFF = 0x41
SOSTENUTO_ONOFF = 0x42
SOFT_PEDAL_ONOFF = 0x43
LEGATO_ONOFF = 0x44
HOLD_2_ONOFF = 0x45
# Low resolution continuous controllers
SOUND_CONTROLLER_1 = 0x46 # (TG: Sound Variation; FX: Exciter On/Off)
SOUND_CONTROLLER_2 = 0x47 # (TG: Harmonic Content; FX: Compressor On/Off)
SOUND_CONTROLLER_3 = 0x48 # (TG: Release Time; FX: Distortion On/Off)
SOUND_CONTROLLER_4 = 0x49 # (TG: Attack Time; FX: EQ On/Off)
SOUND_CONTROLLER_5 = 0x4A # (TG: Brightness; FX: Expander On/Off)75 SOUND_CONTROLLER_6 (TG: Undefined; FX: Reverb OnOff)
SOUND_CONTROLLER_7 = 0x4C # (TG: Undefined; FX: Delay OnOff)
SOUND_CONTROLLER_8 = 0x4D # (TG: Undefined; FX: Pitch Transpose OnOff)
SOUND_CONTROLLER_9 = 0x4E # (TG: Undefined; FX: Flange/Chorus OnOff)
SOUND_CONTROLLER_10 = 0x4F # (TG: Undefined; FX: Special Effects OnOff)
GENERAL_PURPOSE_CONTROLLER_5 = 0x50
GENERAL_PURPOSE_CONTROLLER_6 = 0x51
GENERAL_PURPOSE_CONTROLLER_7 = 0x52
GENERAL_PURPOSE_CONTROLLER_8 = 0x53
PORTAMENTO_CONTROL = 0x54 # (PTC) (0vvvvvvv is the source Note number) (Detail)
EFFECTS_1 = 0x5B # (Ext. Effects Depth)
EFFECTS_2 = 0x5C # (Tremelo Depth)
EFFECTS_3 = 0x5D # (Chorus Depth)
EFFECTS_4 = 0x5E # (Celeste Depth)
EFFECTS_5 = 0x5F # (Phaser Depth)
DATA_INCREMENT = 0x60 # (0vvvvvvv is n/a; use 0)
DATA_DECREMENT = 0x61 # (0vvvvvvv is n/a; use 0)
NON_REGISTERED_PARAMETER_NUMBER = 0x62 # (LSB)
NON_REGISTERED_PARAMETER_NUMBER = 0x63 # (MSB)
REGISTERED_PARAMETER_NUMBER = 0x64 # (LSB)
REGISTERED_PARAMETER_NUMBER = 0x65 # (MSB)
# Channel Mode messages - (Detail)
ALL_SOUND_OFF = 0x78
RESET_ALL_CONTROLLERS = 0x79
LOCAL_CONTROL_ONOFF = 0x7A
ALL_NOTES_OFF = 0x7B
OMNI_MODE_OFF = 0x7C # (also causes ANO)
OMNI_MODE_ON = 0x7D # (also causes ANO)
MONO_MODE_ON = 0x7E # (Poly Off; also causes ANO)
POLY_MODE_ON = 0x7F # (Mono Off; also causes ANO)
###################################################
## System Common Messages, for all channels
SYSTEM_EXCLUSIVE = 0xF0
# 11110000 0iiiiiii 0ddddddd ... 11110111
MTC = 0xF1 # MIDI Time Code Quarter Frame
# 11110001
SONG_POSITION_POINTER = 0xF2
# 11110010 0vvvvvvv 0wwwwwww (lo-position, hi-position)
SONG_SELECT = 0xF3
# 11110011 0sssssss (songnumber)
#UNDEFINED = 0xF4
## 11110100
#UNDEFINED = 0xF5
## 11110101
TUNING_REQUEST = 0xF6
# 11110110
END_OFF_EXCLUSIVE = 0xF7 # terminator
# 11110111 # End of system exclusive
###################################################
## Midifile meta-events
SEQUENCE_NUMBER = 0x00 # 00 02 ss ss (seq-number)
TEXT = 0x01 # 01 len text...
COPYRIGHT = 0x02 # 02 len text...
SEQUENCE_NAME = 0x03 # 03 len text...
INSTRUMENT_NAME = 0x04 # 04 len text...
LYRIC = 0x05 # 05 len text...
MARKER = 0x06 # 06 len text...
CUEPOINT = 0x07 # 07 len text...
PROGRAM_NAME = 0x08 # 08 len text...
DEVICE_NAME = 0x09 # 09 len text...
MIDI_CH_PREFIX = 0x20 # MIDI channel prefix assignment (unofficial)
MIDI_PORT = 0x21 # 21 01 port, legacy stuff but still used
END_OF_TRACK = 0x2F # 2f 00
TEMPO = 0x51 # 51 03 tt tt tt (tempo in us/quarternote)
SMTP_OFFSET = 0x54 # 54 05 hh mm ss ff xx
TIME_SIGNATURE = 0x58 # 58 04 nn dd cc bb
KEY_SIGNATURE = 0x59 # ??? len text...
SPECIFIC = 0x7F # Sequencer specific event
FILE_HEADER = 'MThd'
TRACK_HEADER = 'MTrk'
###################################################
## System Realtime messages
## I don't supose these are to be found in midi files?!
TIMING_CLOCK = 0xF8
# undefined = 0xF9
SONG_START = 0xFA
SONG_CONTINUE = 0xFB
SONG_STOP = 0xFC
# undefined = 0xFD
ACTIVE_SENSING = 0xFE
SYSTEM_RESET = 0xFF
###################################################
## META EVENT, it is used only in midi files.
## In transmitted data it means system reset!!!
META_EVENT = 0xFF
# 11111111
###################################################
## Helper functions
def is_status(byte):
return (byte & 0x80) == 0x80 # 1000 0000
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