def main():
fluidsynth.init('/usr/share/sounds/sf2/FluidR3_GM.sf2',"alsa")
solution = [52,52,53,55,55,53,52,50,48,48,50,52,52,50,50]
#testSol = [1,3,53,55,55,53,52,50,48,48,50,52,52,50,50]
population = createInitialPopulation(250, len(solution))
#t = Track()
#for note in findMostFit(population,solution):
# t + note
#fluidsynth.play_Track(t,1)
generation = 1
highestFitness = calcFitness(findMostFit(population, solution), solution)
print("Generation: 1")
print("Initial Highest Fitness: " + str(highestFitness))
#print(calcFitness(testSol,solution))
while highestFitness < 1:
population = createNewPopulation(population, solution, .01)
generation = generation + 1
highestFitness = calcFitness(findMostFit(population, solution), solution)
print("Generation: " + str(generation))
print("Highest Fitness level: " + str(highestFitness))
if generation % 10 == 0:
print("hi")
t = Track()
for noteInt in findMostFit(population,solution):
newNote = Note()
newNote.from_int(noteInt)
t + newNote
fluidsynth.play_Track(t,1)
#time.sleep(10)
t = Track()
for note in findMostFit(population,solution):
t + note
fluidsynth.play_Track(t,1)
def vector_to_midi(arr, filename="nice.midi"):
track = Track()
for note_arr in arr:
note_num = int(np.argmax(note_arr))
note = Note()
note.from_int(note_num - 3)
track.add_notes(note)
write_Track(filename, track)
print("Done!")
scales.Ionian('C')
#音对象
from mingus.containers import Note
#C4音对象
n = Note('C')
#变为C5
n.set_note('C', 5)
#音对象属性
n.name #十二音名
n.octave #第几八度
n.dynamics #其它属性
#音对象方法
int(n) #音对象的数值
c = Note()
c.from_int(12) #使用数值创建音对象
c.octave_up() #升八度
c.octave_down() #降八度
c.change_octave(2) #升n八度
c.transpose('3', up=True) #向上升三度
c.augment() #升半音
c.diminish() #降半音
c.remove_redundant_accidentals() #清理多余升降号(只能成对清理，烂)
#谱容器
from mingus.containers import NoteContainer
#创建谱容器对象（继承列表，完全可以按列表操作，不用看下面的）
n = NoteContainer(['A-3', 'C-5', 'B-4'])
n.add_note('F-1') # 0位加音
n.remove_note('B', 4) #删音
n.empty() #清空
simple_chordIII = ["E-2", ["G-2", "B-2", "E-3"]] simple_chordIV = ["F-2", ["A-2", "C-3", "F-3"]] simple_chordV = ["G-2", ["B-2", "D-3", "G-3"]] simple_chordVI = ["A-2", ["C-3", "E-3", "A-3"]] simple_chordV7 = ["G-2", ["B-2", "D-3", "F-3"]] simple_chordIi = ["C-3", ["E-3", "G-3", "C-4"]] complex_chordI = [["C-2", "E-2", "G-2", "C-3"], "E-2", "G-2", "C-3"] complex_chordII = [["D-2", "F-2", "A-2", "D-3"], "F-2", "A-2", "D-3"] complex_chordIII = [["E-2", "G-2", "B-2", "E-3"], "G-2", "B-2", "E-3"] complex_chordIV = [["F-2", "A-2", "C-3", "F-3"], "A-2", "C-3", "F-3"] complex_chordV = [["G-2", "B-2", "D-3", "G-3"], "B-2", "D-3", "G-3"] complex_chordVI = [["A-2", "C-3", "E-3", "A-3"], "C-3", "E-3", "A-3"] complex_chordV7 = [["G-2", "B-2", "D-3", "F-3"], "B-2", "D-3", "F-3"] complex_chordIi = [["C-3", "E-3", "G-3", "C-4"], "E-3", "G-3", "C-4"] snare = Note() snare.from_int(26) highhat = Note() highhat.from_int(30) base = Note() base.from_int(23) hightom = Note() hightom.from_int(38) midtom = Note() midtom.from_int(36) lowtom = Note() lowtom.from_int(35) cymbal = Note() cymbal.from_int(37) startbasepercussion = [base, None, base, None] starthighhatpercussion = [highhat, None, highhat, None] transitioncymbalpercussion = [cymbal]
for direction_ind in range(0, 2):
if interval_directions[direction_ind] == "down":
base_octave = 4
else:
base_octave = 3
if base_note == "G" or base_note == "A" or base_note == "B":
base_octave -= 1
basen = Note(base_note, base_octave)
baseb = Bar()
baseb.set_meter((1,4))
baseb.place_notes(basen, 4)
midi_file_out.write_Bar("base_note.mid", baseb, 100, 0)
intervaln = Note()
direction_sign = 2 * (direction_ind - 0.5)
intervaln.from_int(int(int(basen) + direction_sign * (interval_values[interval_ind])))
intervalb = Bar()
intervalb.set_meter((2,4))
intervalb.place_notes(intervaln, 4)
midi_file_out.write_Bar("interval_note.mid", intervalb, 100, 0)
os.system("timidity --output-24bit -A120 base_note.mid -Ow -o base_note.wav")
os.system("timidity --output-24bit -A120 interval_note.mid -Ow -o interval_note.wav")
os.system("sox base_note.wav base_note_short.wav trim 0 1.5")
os.system("sox interval_note.wav interval_note_short.wav trim 0 4.5")
os.system("sox instructions/" +
interval_names[interval_ind] +
".wav instructions.wav trim 0 1.5")
os.system("sox base_note_short.wav interval_note_short.wav instructions.wav combined.wav")
os.system("lame -a --tt 'Id " +
interval_directions[direction_ind] + " " +
if has_user_timeout > HAS_USER_WAIT:
has_user = False
elif has_user and detect_timer > DETECT_WAIT:
detect_timer = 0
print('========= BLINK =========')
fluidsynth.play_NoteContainer(notes)
for note in notes:
print(note, int(note), note.next_octave,
(BASE_OCTAVE + note.next_octave) * 12)
new_note = (int(note) + 1) % 12
if new_note == 0:
note.next_octave = not note.next_octave
note = note.from_int((BASE_OCTAVE + note.next_octave) *
12 + new_note)
else:
has_user_counter += 1
has_user_timeout = 0
if not has_user and has_user_counter > HAS_USER_WAIT:
has_user = True
octave = 0
cv2.namedWindow('Cam View', cv2.WINDOW_NORMAL)
cv2.imshow('Cam View', frame)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
cam.release()
from mingus.midi import fluidsynth
from mingus.containers import Note, Track
import time
fluidsynth.init("Timbre.sf2", fluidsynth.midi)
a = 43
b = Note()
while True:
b.from_int(a)
print a
fluidsynth.play_Note(b, channel=9)
time.sleep(1)
a += 1
snare = 26
rimshot = 25
electricsnare = 28
openhighhat = 34
base = 23
high_tom = 38
mid_tom = 36
low_tom = 35
hit_hat = 30
cymbal = 37
def row_to_note_simple(self, row):
base_note = 48
note = Note()
note.from_int(row+base_note)
return note
def note_from_int(value):
c = Note()
c.from_int(value)
return c
from mingus.containers import Track, Bar, Note snaretrack = Track() basetrack = Track() highhattrack = Track() tomtrack = Track() cymbaltrack = Track() snare = Note() snare.from_int(26) highhat = Note() highhat.from_int(30) openhighhat = Note() openhighhat.from_int(34) base = Note() base.from_int(23) hightom = Note() hightom.from_int(38) midtom = Note() midtom.from_int(36) lowtom = Note() lowtom.from_int(35) cymbal = Note() cymbal.from_int(37) rimshot = Note() rimshot.from_int(25) electricsnare = Note() electricsnare.from_int(28) ridecymbal = Note() ridecymbal.from_int(47) crashcymbal = Note() crashcymbal.from_int(45)
20.75, 21.0, 21.25, 21.5, 21.75, 22.0, 22.25, 22.5, 22.75, 23.0, 23.25,
23.5, 23.75, 24.0, 24.25, 24.5, 24.75, 25.0, 25.25, 25.5, 25.75, 26.0,
26.25, 26.5, 26.75, 27.0, 27.25, 27.5, 27.75, 28.0, 28.25, 28.5, 28.75,
29.0, 29.25, 29.5, 29.75, 30.0, 30.25, 30.5, 30.75, 31.0, 31.25, 31.5,
31.75
]
downbeatpossiblevalues = [
0.0, 0.25, 0.5, 0.75, 1.0, 1.25, 1.5, 1.75, 2.0, 2.25, 2.5, 2.75, 3.0,
3.25, 3.5, 3.75, 4.0
]
possiblenote = ["C", "D", "E", "F", "G", "A", "B"]
initialized = False
uiplayer = FluidSynthSequencer()
fluidsynth.init('goodtry.sf2', uiplayer)
cymbal = Note()
cymbal.from_int(37)
snare = Note()
snare.from_int(26)
highhat = Note()
highhat.from_int(30)
base = NoteContainer()
basenote = Note()
basenote.from_int(23)
base.add_note(basenote)
soundtrack = Track()
starttrack = Track()
starttrack.add_notes(highhat, 1)
starttrack.add_notes(highhat, 1)
starttrack.add_notes(highhat, 1)
starttrack.add_notes(highhat, 1)
