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demo.py
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demo.py
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import matplotlib.pyplot as plt
import numpy as np
from loopy import LoopyTrack, LoopyPreset, LoopyPatternCore, PRESET_DIR, DEFAULT_SR, preview_notes, LoopySidechain, LoopyBalance
from loopy.utils import *
from loopy.rhythm import LoopyRhythm
import os
import librosa
from loopy.recipe import *
from tqdm import tqdm, trange
import random
import pedalboard
"""
lead = LoopyPreset(find_preset('Ultrasonic-LD-Stars.wav'))
# preset.preview('A5')
pattern_type = LoopyPatternCore(num_bars=4)
pattern_type.add_note('G4', 1/4, 0, lead)
pattern_type.add_note('G4', 1/4, 1, lead)
pattern_type.add_note('A4', 1/4, 2, lead)
pattern_type.add_note('B4', 1/8, 3, lead)
pattern_type.add_note('D5', 1/4, 3.5, lead)
pattern_type.add_note('D5', 1/4, 4.5, lead)
pattern_type.add_note('B4', 1/8, 5.5, lead)
pattern_type.add_note('D5', 1/4, 6, lead)
pattern_type.add_note('E5', 1/4, 7, lead)
y = pattern_type.render()
# y, sr = librosa.load('./dry.wav', sr=44100, mono=False)
# y = np.transpose(y)
# Design filter
from loopy.effect import LoopyLowpass, LoopyHighpass, LoopyReverb
lp = LoopyHighpass(freq=500)
y = lp(y)
# print(y_filted.shape)
rv = LoopyReverb(wet_level=0.25)
y_reverb = rv(y)
# print(y_reverb.shape)
preview_wave(y)
preview_wave(y_reverb)
from loopy import LoopySidechain
sides = LoopySidechain(interp_order=2)
sides.forward(np.random.rand(DEFAULT_SR*15, 2))
seq = [84, 84, 84, 0, 76, 76, 76, 0, 76, 76, 76, 0, 74, 74, 72, 72, 79, 79, 72, 72, 72, 0, 74, 74, 74, 0, 74, 0, 74, 0, 72, 72, 76, 76, 76, 0, 84, 84, 84, 0, 84, 0, 84, 0, 81, 0, 79, 0, 81, 0, 79, 79, 79, 0, 79, 79, 79, 0, 79, 0, 79, 0, 76, 0, 81, 81, 81, 0, 81, 81, 81, 0, 81, 0, 81, 0, 79, 0, 76, 0, 79, 0, 79, 79, 79, 0, 76, 76, 76, 0, 76, 0, 74, 0, 72, 0, 74, 74, 74, 0, 81, 81, 81, 0, 81, 0, 81, 81, 81, 0, 79, 79, 79, 0, 0, 0, 0, 0, 0, 0, 0, 0, 76, 0, 74, 0, 72, 0]
notes = seq_note_parser(seq)
print(notes)
"""
"""key_name_list = ('A2', 'A3', 'C4', 'E4', 'G4')
y = preview_chord(key_name_list, play_now=False)
sd = LoopySidechain(attain=0.3, interp_order=2)
y = sd(y)
preview_wave(y)"""
"""
y_s = []
for del_second in (False,):
for decr_octave in (False,):
for incr_octave in (False,):
for chord_id in [6, 4, 1, 5]:
notes = get_chord_notes(
chord_id=chord_id,
scale_root='C',
scale_type='maj',
root_area='3',
del_second=del_second,
decr_octave=decr_octave,
incr_octave=incr_octave,
decor_notes=[2]
)
y = preview_notes(notes, play_now=False, as_chord=True, preset_name='Ultrasonic-PD-MG.wav')
y_s.append(y)
preview_wave(np.concatenate(y_s, axis=0))
"""
"""
track = LoopyTrack('test', length='00:15')
add_kick(track, num_bars=8)
add_clap(track, num_bars=8)
add_hat(track, num_bars=8)
y = track.render()
preview_wave(y)
"""
"""
from loopy import LoopySidechain
sides = LoopySidechain(attain=0.5, interp_order=2)
balance = LoopyBalance(-6)
inst = sides.forward(preview_notes(key_name_list=get_chord_notes(chord_id=1), play_now=True, as_chord=True), debug=True)
inst = balance(inst)
track = LoopyTrack('plot', length='00:1.875')
add_kick(track, num_bars=1)
kick = track.render()
plt.plot(kick[:, 0], c='mediumorchid', label='kick_drum')
plt.legend()
plt.show()
plt.close()
y = kick + inst
plt.plot(y[:, 0], c='darkorchid', label='mix')
plt.legend()
plt.show()
plt.close()
exit()
"""
"""melody_line = '84 84 84 84 00 00 86 86 86 86 00 00 00 00 86 00 86 86 84 00 84 84 81 81 81 81 00 00 00 00 89 00 89 89 88 00 88 88 86 86 86 86 00 00 00 00 86 00 86 86 84 84 86 86 81 81 81 81 00 00 00 00 00 00'
melody_line = [int(x)-11 if int(x) else 0 for x in melody_line.split()] * 2
chord_line = []
chord_line += [6] * 16
chord_line += [4] * 8
chord_line += [1] * 8
chord_line += [5] * 8
chord_line += [6] * 8
chord_line += [4] * 8
chord_line += [5] * 8
chord_line += [6] * 16
chord_line += [4] * 8
chord_line += [1] * 8
chord_line += [5] * 8
chord_line += [6] * 8
chord_line += [4] * 8
chord_line += [5] * 8"""
"""with open('raw_80.txt', 'r') as f:
lines = f.readlines()
melody_line, chord_line = None, None
for i, line in tqdm(enumerate(lines), total=len(lines)):
if i % 4 == 1:
melody_line = [int(x) for x in line.strip().split()]
elif i % 4 == 2:
chord_line = [int(x) for x in line.strip().split()]
if melody_line and chord_line:
prog_track = prog_house(melody_line, chord_line, chord_sync=True, preview=False, style='Tobu', name='exp')
prog_track.save_audio(target_dir='D:\\Project 2023\\renders')
melody_line, chord_line = None, None
prog_track.save()"""
"""melody_line_1 = '83 83 00 83 83 00 84 84 00 84 84 00 79 79 79 00 89 89 00 89 89 00 88 88 00 88 88 00 84 84 84 00 89 89 00 89 89 00 88 88 00 88 88 00 84 84 84 00 83 83 00 84 84 00 83 83 00 83 83 00 79 79 79 00 '
melody_line_2 = '83 83 00 83 83 00 84 84 00 84 84 00 79 79 79 00 89 89 00 89 89 00 88 88 00 88 88 00 84 84 84 00 91 91 00 91 91 00 88 88 00 88 88 00 86 86 86 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 '
melody_line = [int(x)-10 if int(x) else 0 for x in (melody_line_1+melody_line_2).split()]
chord_line = []
chord_line += [6] * 16
chord_line += [4] * 16
chord_line += [1] * 16
chord_line += [5] * 16
chord_line *= 2"""
melody_line = '79 79 76 76 72 72 79 79 76 76 72 72 79 79 76 76 77 77 76 76 72 72 77 77 76 76 72 72 77 77 76 76 76 76 72 72 67 67 76 76 72 72 67 67 76 76 72 72 74 74 72 72 67 67 74 74 72 72 67 67 74 74 76 76 79 79 76 76 72 72 79 79 76 76 72 72 79 79 76 76 77 77 76 76 72 72 77 77 76 76 72 72 77 77 76 76 76 76 72 72 67 67 76 76 72 72 67 67 76 76 72 72 74 74 72 72 67 67 74 74 72 72 67 67 74 74 76 76 '
chord_line = '06 06 06 06 06 06 06 06 06 06 06 06 06 06 06 06 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 06 06 06 06 06 06 06 06 06 06 06 06 06 06 06 06 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 04 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 05 '
melody_line = [int(x) if int(x) else 0 for x in melody_line.split()]
chord_line = [int(x) if int(x) else 0 for x in chord_line.split()]
# print(len(melody_line), len(chord_line))
"""
prog_track = prog_house(melody_line, chord_line, chord_sync=False, preview=False, style='Tobu', name='tobu', scale_root='C', root_area='4')
prog_track.save_audio(target_dir='D:\\Project 2023\\loopy', gain=6.5)
"""
"""
melody_line_1 = '84 84 84 00 84 84 00 91 91 00 84 84 84 00 84 84 83 83 83 00 84 84 00 91 91 00 83 83 83 00 83 83 84 84 84 00 84 84 00 91 91 00 84 84 83 83 84 84 95 95 95 00 96 96 00 91 91 00 84 84 89 89 88 88 '
melody_line_2 = '81 81 81 00 81 81 00 88 88 00 81 81 81 00 81 81 83 83 83 00 84 84 00 91 91 00 83 83 83 00 83 83 84 84 84 00 84 84 00 91 91 00 84 84 84 00 91 91 101 101 100 100 96 96 91 91 91 00 89 89 88 88 86 86 '
melody_line = [int(x)-12-3 if int(x) else 0 for x in (melody_line_1+melody_line_2).split()]
chord_line = []
chord_line += [4] * 16
chord_line += [5] * 16
chord_line += [6] * 16
chord_line += [1] * 16
chord_line += [2] * 16
chord_line += [3] * 16
chord_line += [4] * 16
chord_line += [5] * 16
# print(len(melody_line), len(chord_line))
prog_track = prog_house(melody_line, chord_line, chord_sync=False, preview=False, style='Dubvision', name='dubvision', scale_root='A', root_area='3')
prog_track.save_audio(target_dir='D:\\Project 2023\\loopy', gain=6.)
"""
"""seed = 425
rhythm = LoopyRhythm(seed, rep_bars=1)
rhythm.generate_rhythm(mode='poisson', param={'lambda': 0.5})
place_holders_8_bars = rhythm.repeat(8)
# rhythm.save('./')
rhythm.preview(tot_bars = 8, place_holders=place_holders_8_bars)"""
"""
track = generate_track(
name=str(-1),
seed=3,
style=LoopyStyle1(),
melody_rep_bars=1,
scale_root='D',
preview=True,
)
exit()
"""
cutoff = 1000
high_pass = pedalboard.HighpassFilter(cutoff_frequency_hz=cutoff)
name = 'high-on-life'
y, sr = librosa.load(f'{name}.wav', sr=44100, mono=False)
y = high_pass.process(input_array=y, sample_rate=sr)
sf.write(f'{name}-hp-{cutoff}.wav', np.transpose(y, (1,0)), sr)
print(y.shape)
S = np.abs(librosa.stft(y[0], n_fft=4096))**2
fig, ax = plt.subplots(nrows=1, sharex=True)
""""""
img = librosa.display.specshow(librosa.amplitude_to_db(S, ref=np.max),
y_axis='log', x_axis='time', ax=ax
)
# plt.axis('off')
plt.savefig(f'{name}.jpg', dpi=600, bbox_inches='tight', pad_inches=0)
plt.close()
"""S = librosa.feature.melspectrogram(y=y[0], sr=sr, n_mels=128,
fmax=8000)
fig, ax = plt.subplots()
S_dB = librosa.power_to_db(S, ref=np.max)
img = librosa.display.specshow(S_dB, x_axis='time',
y_axis='mel', sr=sr,
fmax=8000, ax=ax)
fig.colorbar(img, ax=ax, format='%+2.0f dB')
ax.set(title='Mel-frequency spectrogram')
plt.show()"""