def test_span_limit(self):
one = music.Chord(['F3', 'A#5'])
self.assertEqual(one.shapes, [[1, None, None, None, None, 6]])
two = music.Chord(['F3', 'F5'])
self.assertEqual(
two.shapes,
[[1, None, None, None, 6, None], [1, None, None, None, None, 1]])
def progress_with_connection():
# arr = [
# 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7',
# 'Fm7', 'Fm7', 'Fm7', 'Fm7', 'Fm7', 'Fm7', 'Fm7', 'Fm7',
# 'Dm7-5', 'Dm7-5', 'Dm7-5', 'Dm7-5', 'G7#5', 'G7#5', 'G7#5', 'G7#5',
# 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7',
#
# 'Ebm7', 'Ebm7', 'Ebm7', 'Ebm7', 'Ab9', 'Ab9', 'Ab9', 'Ab9',
# 'DbM7', 'DbM7', 'DbM7', 'DbM7', 'DbM7', 'DbM7', 'DbM7', 'DbM7',
# 'Dm7-5', 'Dm7-5', 'Dm7-5', 'Dm7-5', 'G7#5', 'G7#5', 'G7#5', 'G7#5',
# 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'Cm7', 'G7b9', 'G7b9',
# ]
arr = "Bmaj7,D7,Gmaj7,Bb7,Ebmaj7,Ebmaj7,Am7,D7," \
"Gmaj7,Bb7,Ebmaj7,Gb7,Bmaj7,Bmaj7,Fm7,Bb7," \
"Ebmaj7,Ebmaj7,Am7,D7," \
"Gmaj7,Gmaj7,Dbm7,Gb7," \
"Bmaj7,Bmaj7,Fm7,Bb7," \
"Ebmaj7,Ebmaj7,D7,D7".split(',')
arr *= 5
lastchord = music.Chord('Cmaj7')
for name in arr:
c = music.Chord(name)
c.connect_to(lastchord)
c.show_info()
lastchord = c
ps.play(c, interval=0, duration=0.6)
def main():
lastchord = music.Chord('Cmaj7')
lastchord.expand()
while 1:
try:
chord = input('> ')
chord = music.Chord(chord)
chord.connect_to(lastchord)
lastchord = chord
ps.play(chord, interval=0.1, duration=0.2)
except Exception as e:
print(e)
def __init__(self, parent, n, lines, box):
self.parent = parent
self.n = n
self.lines = lines
self.box = box
self.origin = (min(box[0], box[2]), min(box[1], box[3])) # (x, y)
self.image = self.subarray(self.parent.image, box)
self.gray = self.subarray(self.parent.gray, box)
self.note_size = int(self.parent.staff_size / 4)
q = cv2.imread('template/Q.png', cv2.IMREAD_GRAYSCALE)
scale = self.note_size / q.shape[0]
self.q = cv2.resize(
q,
None,
fx=scale,
fy=scale,
)
# Find and group notes
note_blobs = self.find_notes()
self.notes = self.filter_local_maxima(note_blobs, self.note_size)
self.chord_groups = self.group_chords(self.notes)
# Assign names to found notes
key = (min(i[1] for i in self.lines) - self.origin[1],
max(i[1] for i in self.lines) - self.origin[1])
named_groups = [self.name_notes(i, key) for i in self.chord_groups]
try:
self.chords = [music.Chord([*chord]) for chord in named_groups]
except ValueError:
self.chords = []
def test_song_add(self):
songs = [music.Song() for i in range(3)]
songs[0].add(music.Note('E3'))
songs[1].add(music.Chord(['E3']))
songs[2].add('E3')
for song in songs:
self.assertIn('E3', str(song.notes)) # This is sloppy
def randomlyplaywithconnection():
arr = [
'Ebmaj7', 'Fm7', 'Fo7', 'G7', 'Abmaj7', 'Ab7', 'Gm', 'Bb7', 'Cm7',
'Do7', 'Dbmaj7'
]
lastchord = music.Chord('Ebmaj7')
l = []
for ch in arr:
l.append(music.Chord(ch))
for i in range(200):
ch = random.choice(l)
ch.connect_to(lastchord)
ch.show_info()
for i in range(1):
ps.play(ch, interval=0.04, duration=1)
lastchord = ch
def __init__(self, m, n):
PanelPattern.__init__(self, m, n)
self.call_name = 'arTheoryDemo'
self.frameCount = 0
self.frame_sleep_time = 0.0
self.pix_np = np.zeros([3, self.m, self.n])
self.stream = micStream.Stream()
self.volume = music.ExpFilter(0.0, alpha_rise=0.8, alpha_decay=0.3)
self.keyObj = music.Key(self.stream.notes)
self.noteSumsObj = music.NoteSums(self.stream.notes)
self.chordObj = music.Chord(self.stream.notes)
def setUp(self):
self.e = music.Chord([-8, -1, 4, 8, 11, 16])
self.a = music.Chord([-8, -3, 4, 9, 13, 16])
self.d = music.Chord([-3, 2, 9, 14, 18])
self.g = music.Chord([-5, -1, 2, 7, 11, 19])
self.c = music.Chord([-8, 0, 4, 7, 12, 16])
self.b = music.Chord([-6, -1, 6, 11, 15, 18])
self.f = music.Chord([-7, 0, 5, 9, 12, 17])
self.chords = [self.e, self.a, self.d, self.g, self.c, self.b, self.f]
self.shapes = [
open_e, open_a, open_d, open_g, open_c, barre_b, barre_f
]
def test_mixed_notes(self):
song = music.Song()
bb_chords = [(['G3', 'B4'], 1 / 6), (['G4'], 1 / 6),
(['A3', 'C5'], 1 / 6), (['G4'], 1 / 6),
(['B3', 'D5'], 1 / 6), (['G4'], 1 / 6),
(['G4', 'B5'], 1 / 4), (['G4'], 1 / 8), (['B5'], 1 / 8),
(['G4'], 1 / 8), (['B5'], 1 / 8), (['G4'], 1 / 4)]
for chord in bb_chords:
song.add(music.Chord(*chord))
g = player.Guitarist(song)
try:
self.assertEqual(g.arr, blackbird)
except AssertionError as AE:
print(f'Blackbird, two bars, auto:\n{g.arr}')
raise AE
def test_chords(self):
song = music.Song()
sotw_chords = [(['E3', 'B3', 'E4'], 1 / 4), (['G3', 'D4',
'G4'], 1 / 4),
(['A3', 'E4', 'A4'], 3 / 8), (['E3', 'B3',
'E4'], 1 / 4),
(['G3', 'D4', 'G4'], 1 / 4), (['B3', 'F#4',
'B4'], 1 / 8),
(['A3', 'E4', 'A4'], 1 / 2)]
for chord in sotw_chords:
song.add(music.Chord(*chord))
g = player.Guitarist(song)
try:
self.assertEqual(g.arr, smoke_on_the_water)
except AssertionError as AE:
print(f'Smoke on the Water, two bars, auto:\n{g.arr}')
raise AE
def test_4_note_chord_shapes(self):
C7 = music.Chord(['C4', 'E4', 'A#4', 'C5'])
C7_shape = [(1, 3), (2, 2), (3, 3), (4, 1)]
Bdim = music.Chord(['B3', 'F4', 'G#4', 'D5'])
Bdim_shape = [(1, 2), (2, 3), (3, 1), (4, 3)]
Dmaj7 = music.Chord(['D4', 'A4', 'C#5', 'F#5'])
Dmaj7_shape = [(2, 0), (3, 2), (4, 2), (5, 2)]
# cV_Dmaj7_shape = [(1,5), (2,7), (3,6), (4,7)]
E7 = music.Chord(['B4', 'E5', 'G#5', 'D6'])
E7_shape = [(2, 9), (3, 9), (4, 9), (5, 10)]
cVII_A = music.Chord(['A4', 'E5', 'A5', 'C#6'])
cVII_A_shape = [(2, 7), (3, 9), (4, 10), (5, 9)]
cVII_G = music.Chord(['G4', 'B4', 'D5', 'G5'])
cVII_G_shape = [(1, 10), (2, 9), (3, 7), (4, 8)]
for chord, shape in zip((C7, Bdim, Dmaj7, E7, cVII_A, cVII_G),
(C7_shape, Bdim_shape, Dmaj7_shape, E7_shape,
cVII_A_shape, cVII_G_shape)):
with self.subTest(i=chord):
self.assertEqual(chord.shape, shape)