midigen.py
· 10 KiB · Python
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# sudo apt install python3-MIDIUtil
from midiutil import MIDIFile
name = "Generate Midi"
keys = ['C','C#','D','D#','E','F','F#','G','G#','A','A#','B']
track = 0
time = 0 # In beats
channel = 0
semibreve = 4 # In beats
seminima = 1 # In beats
colcheia = 0.5 # In beats
volume = 100 # 0-127, as per the MIDI standard
tempo = 120 # In BPM
step = 48
def gerar_pedal(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Pedal")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step
if (chord[1:2] == '#'):
pitch = pitch + 1
if (chord[1:2] == 'b'):
pitch = pitch - 1
mf.addNote(track, channel, pitch, i*4 + 0, seminima, volume)
mf.addNote(track, channel, pitch, i*4 + 1, seminima, volume)
mf.addNote(track, channel, pitch, i*4 + 2, seminima, volume)
mf.addNote(track, channel, pitch, i*4 + 3, seminima, volume)
track = track + 1
def gerar_tonica(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Tonica")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 36
if (chord[1:2] == '#'):
pitch = pitch + 1
if (chord[1:2] == 'b'):
pitch = pitch - 1
print("Tônica: ", chord, pitch)
mf.addNote(track, channel, pitch, i*4, semibreve, volume)
track = track + 1
def gerar_quinta(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Quinta")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 36
if (chord[1:2] == '#'):
pitch = pitch + 1
if (chord[1:2] == 'b'):
pitch = pitch - 1
pitch = pitch + 7
print("Quinta: ", chord, pitch)
mf.addNote(track, channel, pitch, i*4, semibreve, volume)
track = track + 1
def gerar_terca(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Terca")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 36
if (chord[1:2] == '#'):
pitch = pitch + 1
if (chord[1:2] == 'b'):
pitch = pitch - 1
pitch = pitch + 4
if ("m" in chord):
pitch = pitch - 1
print("terça: ", chord, pitch)
mf.addNote(track, channel, pitch, i*4, semibreve, volume)
track = track + 1
def gerar_acordes(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "acordes")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 24
if (chord[1:2] == '#'):
pitch = pitch + 1
if (chord[1:2] == 'b'):
pitch = pitch - 1
mf.addNote(track, channel, pitch, i*4, semibreve, volume)
quinta = pitch + 7
mf.addNote(track, channel, quinta, i*4, semibreve, volume)
terca = pitch + 4
if ("m" in chord):
terca = terca - 1
mf.addNote(track, channel, terca, i*4, semibreve, volume)
track = track + 1
def gerar_reaggae(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "reggae")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 24
if (chord[1:2] == '#'):
pitch = pitch + 1
if (chord[1:2] == 'b'):
pitch = pitch - 1
quinta = pitch + 7
terca = pitch + 4
if ("m" in chord):
terca = terca - 1
mf.addNote(track, channel, pitch, i*4 + 1, seminima, volume)
mf.addNote(track, channel, pitch, i*4 + 3, seminima, volume)
mf.addNote(track, channel, terca, i*4 + 1, seminima, volume)
mf.addNote(track, channel, terca, i*4 + 3, seminima, volume)
mf.addNote(track, channel, quinta, i*4 + 1, seminima, volume)
mf.addNote(track, channel, quinta, i*4 + 3, seminima, volume)
track = track + 1
def gerar_baixo1(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Baixo1")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 12
if (chord[1:2] == '#'):
pitch = pitch + 1
if (chord[1:2] == 'b'):
pitch = pitch - 1
quinta = pitch + 7
terca = pitch + 4
if ("m" in chord):
terca = terca - 1
mf.addNote(track, channel, pitch, i*4 + 0, seminima + colcheia, volume)
mf.addNote(track, channel, terca, i*4 + 1.5, colcheia, volume)
mf.addNote(track, channel, quinta, i*4 + 2, seminima, volume)
mf.addNote(track, channel, pitch, i*4 + 3, seminima, volume)
track = track + 1
def gerar_baixo2(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Baixo2")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 12
mf.addNote(track, channel, pitch, i*4 + 0, seminima, volume)
mf.addNote(track, channel, pitch + 7, i*4 + 1, seminima, volume)
mf.addNote(track, channel, pitch, i*4 + 2, seminima, volume)
mf.addNote(track, channel, pitch + 7, i*4 + 3, seminima, volume)
track = track + 1
def gerar_baixo3(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Baixo3")
for i, chord in enumerate(acordes):
pitch = keys.index(chord[:1],0) + step + 12
mf.addNote(track, channel, pitch, i*4 + 0, colcheia, volume)
mf.addNote(track, channel, pitch + 7, i*4 + 0.5, colcheia, volume)
mf.addNote(track, channel, pitch, i*4 + 1, colcheia, volume)
mf.addNote(track, channel, pitch + 7, i*4 + 1.5, colcheia, volume)
mf.addNote(track, channel, pitch, i*4 + 2, colcheia, volume)
mf.addNote(track, channel, pitch + 7, i*4 + 2.5, colcheia, volume)
mf.addNote(track, channel, pitch, i*4 + 3, colcheia, volume)
mf.addNote(track, channel, pitch + 7, i*4 + 3.5, colcheia, volume)
track = track + 1
def gerar_bateria1(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Bateria1")
# Bumbo
mf.addNote(track, channel, 48, 0, seminima, volume)
mf.addNote(track, channel, 48, 4, seminima, volume)
# Caixa
mf.addNote(track, channel, 53, 2, seminima, volume)
mf.addNote(track, channel, 53, 6, seminima, volume)
# Cimbal
mf.addNote(track, channel, 60, 0, colcheia, volume + 10)
mf.addNote(track, channel, 61, 0.5, colcheia, volume - 10)
mf.addNote(track, channel, 60, 1, colcheia, volume)
mf.addNote(track, channel, 62, 1.5, colcheia, volume + 10)
mf.addNote(track, channel, 61, 2, colcheia, volume - 10)
mf.addNote(track, channel, 60, 2.5, colcheia, volume)
mf.addNote(track, channel, 61, 3, colcheia, volume + 10)
mf.addNote(track, channel, 62, 3.5, colcheia, volume - 10)
mf.addNote(track, channel, 60, 4, colcheia, volume - 10)
mf.addNote(track, channel, 61, 4.5, colcheia, volume + 10)
mf.addNote(track, channel, 60, 5, colcheia, volume)
mf.addNote(track, channel, 61, 5.5, colcheia, volume - 10)
mf.addNote(track, channel, 62, 6, colcheia, volume + 10)
mf.addNote(track, channel, 60, 6.5, colcheia, volume - 10)
mf.addNote(track, channel, 61, 7, colcheia, volume - 10)
mf.addNote(track, channel, 62, 7.5, colcheia, volume)
track = track + 1
def gerar_bateria2(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Bateria2")
# Bumbo
mf.addNote(track, channel, 48, 0, seminima, volume)
mf.addNote(track, channel, 48, 2, colcheia, volume)
mf.addNote(track, channel, 48, 2.5, colcheia, volume)
mf.addNote(track, channel, 48, 4, seminima, volume)
mf.addNote(track, channel, 48, 6, colcheia, volume)
mf.addNote(track, channel, 48, 6.5, colcheia, volume)
# Caixa
mf.addNote(track, channel, 53, 1, seminima, volume)
mf.addNote(track, channel, 53, 3, seminima, volume)
mf.addNote(track, channel, 53, 5, seminima, volume)
mf.addNote(track, channel, 53, 7, seminima, volume)
# Cimbal
mf.addNote(track, channel, 60, 0, colcheia, volume + 10)
mf.addNote(track, channel, 61, 0.5, colcheia, volume - 10)
mf.addNote(track, channel, 60, 1, colcheia, volume)
mf.addNote(track, channel, 62, 1.5, colcheia, volume + 10)
mf.addNote(track, channel, 61, 2, colcheia, volume - 10)
mf.addNote(track, channel, 60, 2.5, colcheia, volume)
mf.addNote(track, channel, 61, 3, colcheia, volume + 10)
mf.addNote(track, channel, 62, 3.5, colcheia, volume - 10)
mf.addNote(track, channel, 60, 4, colcheia, volume - 10)
mf.addNote(track, channel, 61, 4.5, colcheia, volume + 10)
mf.addNote(track, channel, 60, 5, colcheia, volume)
mf.addNote(track, channel, 61, 5.5, colcheia, volume - 10)
mf.addNote(track, channel, 62, 6, colcheia, volume + 10)
mf.addNote(track, channel, 60, 6.5, colcheia, volume - 10)
mf.addNote(track, channel, 61, 7, colcheia, volume - 10)
mf.addNote(track, channel, 62, 7.5, colcheia, volume)
track = track + 1
def gerar_percussao(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Percussao")
# Bumbo
mf.addNote(track, channel, 72, 0, seminima, volume)
mf.addNote(track, channel, 73, 0.5, seminima, volume)
mf.addNote(track, channel, 73, 3, seminima, volume)
mf.addNote(track, channel, 72, 3.5, seminima, volume)
mf.addNote(track, channel, 73, 5, seminima, volume)
mf.addNote(track, channel, 72, 5.5, seminima, volume)
mf.addNote(track, channel, 72, 6.5, seminima, volume)
track = track + 1
def gerar_percussao2(acordes, mf):
global track, channel, time, duration, volume
mf.addTrackName(track, time, "Percussao 2")
# Bumbo
mf.addNote(track, channel, 77, 0.5, colcheia, volume)
mf.addNote(track, channel, 78, 1.5, colcheia, volume)
mf.addNote(track, channel, 79, 2, colcheia, volume)
mf.addNote(track, channel, 77, 2.5, colcheia, volume)
mf.addNote(track, channel, 79, 3, colcheia, volume)
track = track + 1
mf = MIDIFile(13, deinterleave=True) # One track, defaults to format 1 (tempo track is created
# name = "Alagados"
# acordes = ['A', 'A', 'E', 'D']
# mf.addTempo(track, time, 200)
# name = "Vapor Barato"
# acordes = ['Am', 'Am', 'G', 'G', 'F', 'F', 'Dm', 'E']
# mf.addTempo(track, time, 132)
# name = "Hey Joe"
# acordes = ['C', 'G', 'D', 'A', 'E', 'E', 'E', 'E']
# mf.addTempo(track, time, 132)
# name = "Ainda é cedo"
# acordes = ['Dm', 'C', 'Am', 'Am']
# mf.addTempo(track, time, 132)
# name = "Creep"
# acordes = ['G', 'G', 'B', 'B', 'C', 'C', 'Cm', 'Cm']
# mf.addTempo(track, time, 100)
# name = "Não chores mais"
# acordes = ['C', 'G', 'Am', 'F']
# mf.addTempo(track, time, 100)
name = "Naquela Mesa"
acordes = ['Am', 'Am', 'Am', 'Dm', 'Dm', 'Dm', 'Dm', 'Am', 'Am', 'Am', 'A', 'Dm', 'Dm', 'Am', 'E', 'Am']
mf.addTempo(track, time, 100)
gerar_bateria1(acordes,mf)
gerar_bateria2(acordes,mf)
gerar_percussao(acordes,mf)
gerar_percussao2(acordes,mf)
gerar_tonica(acordes,mf)
gerar_quinta(acordes,mf)
gerar_terca(acordes,mf)
gerar_acordes(acordes,mf)
gerar_reaggae(acordes,mf)
gerar_pedal(acordes,mf)
gerar_baixo1(acordes,mf)
gerar_baixo2(acordes,mf)
gerar_baixo3(acordes,mf)
with open(name + ".mid", "wb") as output_file:
mf.writeFile(output_file)
| 1 | # sudo apt install python3-MIDIUtil |
| 2 | from midiutil import MIDIFile |
| 3 | |
| 4 | name = "Generate Midi" |
| 5 | keys = ['C','C#','D','D#','E','F','F#','G','G#','A','A#','B'] |
| 6 | track = 0 |
| 7 | time = 0 # In beats |
| 8 | channel = 0 |
| 9 | semibreve = 4 # In beats |
| 10 | seminima = 1 # In beats |
| 11 | colcheia = 0.5 # In beats |
| 12 | volume = 100 # 0-127, as per the MIDI standard |
| 13 | tempo = 120 # In BPM |
| 14 | step = 48 |
| 15 | |
| 16 | def gerar_pedal(acordes, mf): |
| 17 | global track, channel, time, duration, volume |
| 18 | mf.addTrackName(track, time, "Pedal") |
| 19 | for i, chord in enumerate(acordes): |
| 20 | pitch = keys.index(chord[:1],0) + step |
| 21 | if (chord[1:2] == '#'): |
| 22 | pitch = pitch + 1 |
| 23 | if (chord[1:2] == 'b'): |
| 24 | pitch = pitch - 1 |
| 25 | mf.addNote(track, channel, pitch, i*4 + 0, seminima, volume) |
| 26 | mf.addNote(track, channel, pitch, i*4 + 1, seminima, volume) |
| 27 | mf.addNote(track, channel, pitch, i*4 + 2, seminima, volume) |
| 28 | mf.addNote(track, channel, pitch, i*4 + 3, seminima, volume) |
| 29 | track = track + 1 |
| 30 | |
| 31 | def gerar_tonica(acordes, mf): |
| 32 | global track, channel, time, duration, volume |
| 33 | mf.addTrackName(track, time, "Tonica") |
| 34 | for i, chord in enumerate(acordes): |
| 35 | pitch = keys.index(chord[:1],0) + step + 36 |
| 36 | if (chord[1:2] == '#'): |
| 37 | pitch = pitch + 1 |
| 38 | if (chord[1:2] == 'b'): |
| 39 | pitch = pitch - 1 |
| 40 | print("Tônica: ", chord, pitch) |
| 41 | mf.addNote(track, channel, pitch, i*4, semibreve, volume) |
| 42 | track = track + 1 |
| 43 | |
| 44 | def gerar_quinta(acordes, mf): |
| 45 | global track, channel, time, duration, volume |
| 46 | mf.addTrackName(track, time, "Quinta") |
| 47 | for i, chord in enumerate(acordes): |
| 48 | pitch = keys.index(chord[:1],0) + step + 36 |
| 49 | if (chord[1:2] == '#'): |
| 50 | pitch = pitch + 1 |
| 51 | if (chord[1:2] == 'b'): |
| 52 | pitch = pitch - 1 |
| 53 | pitch = pitch + 7 |
| 54 | print("Quinta: ", chord, pitch) |
| 55 | mf.addNote(track, channel, pitch, i*4, semibreve, volume) |
| 56 | track = track + 1 |
| 57 | |
| 58 | def gerar_terca(acordes, mf): |
| 59 | global track, channel, time, duration, volume |
| 60 | mf.addTrackName(track, time, "Terca") |
| 61 | for i, chord in enumerate(acordes): |
| 62 | pitch = keys.index(chord[:1],0) + step + 36 |
| 63 | if (chord[1:2] == '#'): |
| 64 | pitch = pitch + 1 |
| 65 | if (chord[1:2] == 'b'): |
| 66 | pitch = pitch - 1 |
| 67 | pitch = pitch + 4 |
| 68 | if ("m" in chord): |
| 69 | pitch = pitch - 1 |
| 70 | print("terça: ", chord, pitch) |
| 71 | mf.addNote(track, channel, pitch, i*4, semibreve, volume) |
| 72 | track = track + 1 |
| 73 | |
| 74 | def gerar_acordes(acordes, mf): |
| 75 | global track, channel, time, duration, volume |
| 76 | mf.addTrackName(track, time, "acordes") |
| 77 | for i, chord in enumerate(acordes): |
| 78 | pitch = keys.index(chord[:1],0) + step + 24 |
| 79 | if (chord[1:2] == '#'): |
| 80 | pitch = pitch + 1 |
| 81 | if (chord[1:2] == 'b'): |
| 82 | pitch = pitch - 1 |
| 83 | mf.addNote(track, channel, pitch, i*4, semibreve, volume) |
| 84 | quinta = pitch + 7 |
| 85 | mf.addNote(track, channel, quinta, i*4, semibreve, volume) |
| 86 | terca = pitch + 4 |
| 87 | if ("m" in chord): |
| 88 | terca = terca - 1 |
| 89 | mf.addNote(track, channel, terca, i*4, semibreve, volume) |
| 90 | track = track + 1 |
| 91 | |
| 92 | def gerar_reaggae(acordes, mf): |
| 93 | global track, channel, time, duration, volume |
| 94 | mf.addTrackName(track, time, "reggae") |
| 95 | for i, chord in enumerate(acordes): |
| 96 | pitch = keys.index(chord[:1],0) + step + 24 |
| 97 | if (chord[1:2] == '#'): |
| 98 | pitch = pitch + 1 |
| 99 | if (chord[1:2] == 'b'): |
| 100 | pitch = pitch - 1 |
| 101 | quinta = pitch + 7 |
| 102 | terca = pitch + 4 |
| 103 | if ("m" in chord): |
| 104 | terca = terca - 1 |
| 105 | mf.addNote(track, channel, pitch, i*4 + 1, seminima, volume) |
| 106 | mf.addNote(track, channel, pitch, i*4 + 3, seminima, volume) |
| 107 | mf.addNote(track, channel, terca, i*4 + 1, seminima, volume) |
| 108 | mf.addNote(track, channel, terca, i*4 + 3, seminima, volume) |
| 109 | mf.addNote(track, channel, quinta, i*4 + 1, seminima, volume) |
| 110 | mf.addNote(track, channel, quinta, i*4 + 3, seminima, volume) |
| 111 | track = track + 1 |
| 112 | |
| 113 | def gerar_baixo1(acordes, mf): |
| 114 | global track, channel, time, duration, volume |
| 115 | mf.addTrackName(track, time, "Baixo1") |
| 116 | for i, chord in enumerate(acordes): |
| 117 | pitch = keys.index(chord[:1],0) + step + 12 |
| 118 | if (chord[1:2] == '#'): |
| 119 | pitch = pitch + 1 |
| 120 | if (chord[1:2] == 'b'): |
| 121 | pitch = pitch - 1 |
| 122 | quinta = pitch + 7 |
| 123 | terca = pitch + 4 |
| 124 | if ("m" in chord): |
| 125 | terca = terca - 1 |
| 126 | mf.addNote(track, channel, pitch, i*4 + 0, seminima + colcheia, volume) |
| 127 | mf.addNote(track, channel, terca, i*4 + 1.5, colcheia, volume) |
| 128 | mf.addNote(track, channel, quinta, i*4 + 2, seminima, volume) |
| 129 | mf.addNote(track, channel, pitch, i*4 + 3, seminima, volume) |
| 130 | track = track + 1 |
| 131 | |
| 132 | def gerar_baixo2(acordes, mf): |
| 133 | global track, channel, time, duration, volume |
| 134 | mf.addTrackName(track, time, "Baixo2") |
| 135 | for i, chord in enumerate(acordes): |
| 136 | pitch = keys.index(chord[:1],0) + step + 12 |
| 137 | mf.addNote(track, channel, pitch, i*4 + 0, seminima, volume) |
| 138 | mf.addNote(track, channel, pitch + 7, i*4 + 1, seminima, volume) |
| 139 | mf.addNote(track, channel, pitch, i*4 + 2, seminima, volume) |
| 140 | mf.addNote(track, channel, pitch + 7, i*4 + 3, seminima, volume) |
| 141 | track = track + 1 |
| 142 | |
| 143 | def gerar_baixo3(acordes, mf): |
| 144 | global track, channel, time, duration, volume |
| 145 | mf.addTrackName(track, time, "Baixo3") |
| 146 | for i, chord in enumerate(acordes): |
| 147 | pitch = keys.index(chord[:1],0) + step + 12 |
| 148 | mf.addNote(track, channel, pitch, i*4 + 0, colcheia, volume) |
| 149 | mf.addNote(track, channel, pitch + 7, i*4 + 0.5, colcheia, volume) |
| 150 | mf.addNote(track, channel, pitch, i*4 + 1, colcheia, volume) |
| 151 | mf.addNote(track, channel, pitch + 7, i*4 + 1.5, colcheia, volume) |
| 152 | mf.addNote(track, channel, pitch, i*4 + 2, colcheia, volume) |
| 153 | mf.addNote(track, channel, pitch + 7, i*4 + 2.5, colcheia, volume) |
| 154 | mf.addNote(track, channel, pitch, i*4 + 3, colcheia, volume) |
| 155 | mf.addNote(track, channel, pitch + 7, i*4 + 3.5, colcheia, volume) |
| 156 | track = track + 1 |
| 157 | |
| 158 | |
| 159 | def gerar_bateria1(acordes, mf): |
| 160 | global track, channel, time, duration, volume |
| 161 | mf.addTrackName(track, time, "Bateria1") |
| 162 | # Bumbo |
| 163 | mf.addNote(track, channel, 48, 0, seminima, volume) |
| 164 | mf.addNote(track, channel, 48, 4, seminima, volume) |
| 165 | # Caixa |
| 166 | mf.addNote(track, channel, 53, 2, seminima, volume) |
| 167 | mf.addNote(track, channel, 53, 6, seminima, volume) |
| 168 | # Cimbal |
| 169 | mf.addNote(track, channel, 60, 0, colcheia, volume + 10) |
| 170 | mf.addNote(track, channel, 61, 0.5, colcheia, volume - 10) |
| 171 | mf.addNote(track, channel, 60, 1, colcheia, volume) |
| 172 | mf.addNote(track, channel, 62, 1.5, colcheia, volume + 10) |
| 173 | mf.addNote(track, channel, 61, 2, colcheia, volume - 10) |
| 174 | mf.addNote(track, channel, 60, 2.5, colcheia, volume) |
| 175 | mf.addNote(track, channel, 61, 3, colcheia, volume + 10) |
| 176 | mf.addNote(track, channel, 62, 3.5, colcheia, volume - 10) |
| 177 | mf.addNote(track, channel, 60, 4, colcheia, volume - 10) |
| 178 | mf.addNote(track, channel, 61, 4.5, colcheia, volume + 10) |
| 179 | mf.addNote(track, channel, 60, 5, colcheia, volume) |
| 180 | mf.addNote(track, channel, 61, 5.5, colcheia, volume - 10) |
| 181 | mf.addNote(track, channel, 62, 6, colcheia, volume + 10) |
| 182 | mf.addNote(track, channel, 60, 6.5, colcheia, volume - 10) |
| 183 | mf.addNote(track, channel, 61, 7, colcheia, volume - 10) |
| 184 | mf.addNote(track, channel, 62, 7.5, colcheia, volume) |
| 185 | track = track + 1 |
| 186 | |
| 187 | def gerar_bateria2(acordes, mf): |
| 188 | global track, channel, time, duration, volume |
| 189 | mf.addTrackName(track, time, "Bateria2") |
| 190 | # Bumbo |
| 191 | mf.addNote(track, channel, 48, 0, seminima, volume) |
| 192 | mf.addNote(track, channel, 48, 2, colcheia, volume) |
| 193 | mf.addNote(track, channel, 48, 2.5, colcheia, volume) |
| 194 | mf.addNote(track, channel, 48, 4, seminima, volume) |
| 195 | mf.addNote(track, channel, 48, 6, colcheia, volume) |
| 196 | mf.addNote(track, channel, 48, 6.5, colcheia, volume) |
| 197 | # Caixa |
| 198 | mf.addNote(track, channel, 53, 1, seminima, volume) |
| 199 | mf.addNote(track, channel, 53, 3, seminima, volume) |
| 200 | mf.addNote(track, channel, 53, 5, seminima, volume) |
| 201 | mf.addNote(track, channel, 53, 7, seminima, volume) |
| 202 | # Cimbal |
| 203 | mf.addNote(track, channel, 60, 0, colcheia, volume + 10) |
| 204 | mf.addNote(track, channel, 61, 0.5, colcheia, volume - 10) |
| 205 | mf.addNote(track, channel, 60, 1, colcheia, volume) |
| 206 | mf.addNote(track, channel, 62, 1.5, colcheia, volume + 10) |
| 207 | mf.addNote(track, channel, 61, 2, colcheia, volume - 10) |
| 208 | mf.addNote(track, channel, 60, 2.5, colcheia, volume) |
| 209 | mf.addNote(track, channel, 61, 3, colcheia, volume + 10) |
| 210 | mf.addNote(track, channel, 62, 3.5, colcheia, volume - 10) |
| 211 | mf.addNote(track, channel, 60, 4, colcheia, volume - 10) |
| 212 | mf.addNote(track, channel, 61, 4.5, colcheia, volume + 10) |
| 213 | mf.addNote(track, channel, 60, 5, colcheia, volume) |
| 214 | mf.addNote(track, channel, 61, 5.5, colcheia, volume - 10) |
| 215 | mf.addNote(track, channel, 62, 6, colcheia, volume + 10) |
| 216 | mf.addNote(track, channel, 60, 6.5, colcheia, volume - 10) |
| 217 | mf.addNote(track, channel, 61, 7, colcheia, volume - 10) |
| 218 | mf.addNote(track, channel, 62, 7.5, colcheia, volume) |
| 219 | track = track + 1 |
| 220 | |
| 221 | def gerar_percussao(acordes, mf): |
| 222 | global track, channel, time, duration, volume |
| 223 | mf.addTrackName(track, time, "Percussao") |
| 224 | # Bumbo |
| 225 | mf.addNote(track, channel, 72, 0, seminima, volume) |
| 226 | mf.addNote(track, channel, 73, 0.5, seminima, volume) |
| 227 | mf.addNote(track, channel, 73, 3, seminima, volume) |
| 228 | mf.addNote(track, channel, 72, 3.5, seminima, volume) |
| 229 | mf.addNote(track, channel, 73, 5, seminima, volume) |
| 230 | mf.addNote(track, channel, 72, 5.5, seminima, volume) |
| 231 | mf.addNote(track, channel, 72, 6.5, seminima, volume) |
| 232 | track = track + 1 |
| 233 | |
| 234 | def gerar_percussao2(acordes, mf): |
| 235 | global track, channel, time, duration, volume |
| 236 | mf.addTrackName(track, time, "Percussao 2") |
| 237 | # Bumbo |
| 238 | mf.addNote(track, channel, 77, 0.5, colcheia, volume) |
| 239 | mf.addNote(track, channel, 78, 1.5, colcheia, volume) |
| 240 | mf.addNote(track, channel, 79, 2, colcheia, volume) |
| 241 | mf.addNote(track, channel, 77, 2.5, colcheia, volume) |
| 242 | mf.addNote(track, channel, 79, 3, colcheia, volume) |
| 243 | track = track + 1 |
| 244 | |
| 245 | mf = MIDIFile(13, deinterleave=True) # One track, defaults to format 1 (tempo track is created |
| 246 | |
| 247 | # name = "Alagados" |
| 248 | # acordes = ['A', 'A', 'E', 'D'] |
| 249 | # mf.addTempo(track, time, 200) |
| 250 | |
| 251 | # name = "Vapor Barato" |
| 252 | # acordes = ['Am', 'Am', 'G', 'G', 'F', 'F', 'Dm', 'E'] |
| 253 | # mf.addTempo(track, time, 132) |
| 254 | |
| 255 | # name = "Hey Joe" |
| 256 | # acordes = ['C', 'G', 'D', 'A', 'E', 'E', 'E', 'E'] |
| 257 | # mf.addTempo(track, time, 132) |
| 258 | |
| 259 | # name = "Ainda é cedo" |
| 260 | # acordes = ['Dm', 'C', 'Am', 'Am'] |
| 261 | # mf.addTempo(track, time, 132) |
| 262 | |
| 263 | # name = "Creep" |
| 264 | # acordes = ['G', 'G', 'B', 'B', 'C', 'C', 'Cm', 'Cm'] |
| 265 | # mf.addTempo(track, time, 100) |
| 266 | |
| 267 | # name = "Não chores mais" |
| 268 | # acordes = ['C', 'G', 'Am', 'F'] |
| 269 | # mf.addTempo(track, time, 100) |
| 270 | |
| 271 | name = "Naquela Mesa" |
| 272 | acordes = ['Am', 'Am', 'Am', 'Dm', 'Dm', 'Dm', 'Dm', 'Am', 'Am', 'Am', 'A', 'Dm', 'Dm', 'Am', 'E', 'Am'] |
| 273 | mf.addTempo(track, time, 100) |
| 274 | |
| 275 | gerar_bateria1(acordes,mf) |
| 276 | gerar_bateria2(acordes,mf) |
| 277 | gerar_percussao(acordes,mf) |
| 278 | gerar_percussao2(acordes,mf) |
| 279 | gerar_tonica(acordes,mf) |
| 280 | gerar_quinta(acordes,mf) |
| 281 | gerar_terca(acordes,mf) |
| 282 | gerar_acordes(acordes,mf) |
| 283 | gerar_reaggae(acordes,mf) |
| 284 | gerar_pedal(acordes,mf) |
| 285 | gerar_baixo1(acordes,mf) |
| 286 | gerar_baixo2(acordes,mf) |
| 287 | gerar_baixo3(acordes,mf) |
| 288 | with open(name + ".mid", "wb") as output_file: |
| 289 | mf.writeFile(output_file) |