ultimatevocalremovergui/ensemble_inference.py
2021-06-01 05:06:03 +03:00

358 lines
14 KiB
Python

import argparse
import os, glob
import cv2
import librosa
import numpy as np
import soundfile as sf
import torch
import time, re
from tqdm import tqdm
from lib import dataset
from lib import spec_utils
from lib.model_param_init import ModelParameters
class VocalRemover(object):
def __init__(self, model, device, window_size):
self.model = model
self.offset = model.offset
self.device = device
self.window_size = window_size
def _execute(self, X_mag_pad, roi_size, n_window, aggressiveness):
self.model.eval()
with torch.no_grad():
preds = []
for i in tqdm(range(n_window)):
start = i * roi_size
X_mag_window = X_mag_pad[None, :, :, start:start + self.window_size]
X_mag_window = torch.from_numpy(X_mag_window).to(self.device)
pred = self.model.predict(X_mag_window, aggressiveness)
pred = pred.detach().cpu().numpy()
preds.append(pred[0])
pred = np.concatenate(preds, axis=2)
return pred
def preprocess(self, X_spec):
X_mag = np.abs(X_spec)
X_phase = np.angle(X_spec)
return X_mag, X_phase
def inference(self, X_spec, aggressiveness):
X_mag, X_phase = self.preprocess(X_spec)
coef = X_mag.max()
X_mag_pre = X_mag / coef
n_frame = X_mag_pre.shape[2]
pad_l, pad_r, roi_size = dataset.make_padding(n_frame, self.window_size, self.offset)
n_window = int(np.ceil(n_frame / roi_size))
X_mag_pad = np.pad(X_mag_pre, ((0, 0), (0, 0), (pad_l, pad_r)), mode='constant')
pred = self._execute(X_mag_pad, roi_size, n_window, aggressiveness)
pred = pred[:, :, :n_frame]
return pred * coef, X_mag, np.exp(1.j * X_phase)
def inference_tta(self, X_spec, aggressiveness):
X_mag, X_phase = self.preprocess(X_spec)
coef = X_mag.max()
X_mag_pre = X_mag / coef
n_frame = X_mag_pre.shape[2]
pad_l, pad_r, roi_size = dataset.make_padding(n_frame, self.window_size, self.offset)
n_window = int(np.ceil(n_frame / roi_size))
X_mag_pad = np.pad(X_mag_pre, ((0, 0), (0, 0), (pad_l, pad_r)), mode='constant')
pred = self._execute(X_mag_pad, roi_size, n_window, aggressiveness)
pred = pred[:, :, :n_frame]
pad_l += roi_size // 2
pad_r += roi_size // 2
n_window += 1
X_mag_pad = np.pad(X_mag_pre, ((0, 0), (0, 0), (pad_l, pad_r)), mode='constant')
pred_tta = self._execute(X_mag_pad, roi_size, n_window, aggressiveness)
pred_tta = pred_tta[:, :, roi_size // 2:]
pred_tta = pred_tta[:, :, :n_frame]
return (pred + pred_tta) * 0.5 * coef, X_mag, np.exp(1.j * X_phase)
def main():
p = argparse.ArgumentParser()
p.add_argument('--gpu', '-g', type=int, default=-1)
#p.add_argument('--is_vocal_model', '-vm', action='store_true')
p.add_argument('--input', '-i', required=True)
p.add_argument('--nn_architecture', '-n', type=str, default='default')
p.add_argument('--window_size', '-w', type=int, default=512)
p.add_argument('--output_image', '-I', action='store_true')
p.add_argument('--postprocess', '-p', action='store_true')
p.add_argument('--tta', '-t', action='store_true')
p.add_argument('--high_end_process', '-H', type=str, choices=['none', 'bypass', 'correlation', 'mirroring', 'mirroring2'], default='bypass')
p.add_argument('--aggressiveness', '-A', type=float, default=0.05)
p.add_argument('--savein', '-s', action='store_true')
#p.add_argument('--model_params', '-m', type=str, default='modelparams/4band_44100.json')
dm = [
'MGM-v5-4Band-44100-BETA1', 'MGM-v5-4Band-44100-BETA2', 'HighPrecison_4band_1',
'HighPrecison_4band_2', 'NewLayer_4band_1', 'NewLayer_4band_2', 'NewLayer_4band_3',
'MGM-v5-MIDSIDE-44100-BETA1', 'MGM-v5-MIDSIDE-44100-BETA2', 'MGM-v5-3Band-44100-BETA',
'MGM-v5-2Band-32000-BETA1', 'MGM-v5-2Band-32000-BETA2', 'LOFI_2band-1_33966KB', 'LOFI_2band-2_33966KB'
]
p.add_argument('-P','--pretrained_models', nargs='+', type=str, default=dm)
args = p.parse_args()
####################################################-CLEAR-TEMP-FOLDER-########################################
dir = 'ensembled/temp'
for file in os.scandir(dir):
os.remove(file.path)
####################################################-LOOPS-####################################################
models = {
'MGM-v5-4Band-44100-BETA[12]':
{
'using_architecture': 'default',
'model_params': '4band_44100',
},
'HighPrecison_4band_[12]':
{
'using_architecture': '123821KB',
'model_params': '4band_44100',
},
'NewLayer_4band_[123]':
{
'using_architecture': '129605KB',
'model_params': '4band_44100',
},
'MGM-v5-MIDSIDE-44100-BETA[12]':
{
'using_architecture': 'default',
'model_params': '3band_44100_mid',
},
'MGM-v5-3Band-44100-BETA':
{
'using_architecture': 'default',
'model_params': '3band_44100',
},
'MGM-v5-2Band-32000-BETA[12]':
{
'using_architecture': 'default',
'model_params': '2band_48000',
},
'LOFI_2band-[12]_33966KB':
{
'using_architecture': '33966KB',
'model_params': '2band_44100_lofi',
},
'MGM-v5-KAROKEE-32000-BETA1':
{
'using_architecture': 'default',
'model_params': '2band_48000',
},
'MGM-v5-KAROKEE-32000-BETA2-AGR':
{
'using_architecture': 'default',
'model_params': '2band_48000',
},
'MGM-v5-Vocal_2Band-32000-BETA[12]':
{
'using_architecture': 'default',
'model_params': '2band_48000',
'is_vocal_model': 'true'
}
}
from tqdm.auto import tqdm
for ii, model_name in tqdm(enumerate(args.pretrained_models), disable=True, desc='Iterations..'):
c = {}
for p in models:
if re.match(p, model_name):
c = models[p]
break
arch_now = c['using_architecture']
if arch_now == 'default':
from lib import nets
elif arch_now == '33966KB':
from lib import nets_33966KB as nets
elif arch_now == '123821KB':
from lib import nets_123821KB as nets
elif arch_now == '129605KB':
from lib import nets_129605KB as nets
elif arch_now == '537238KB':
from lib import nets_537238KB as nets
elif arch_now == '2064829KB':
from lib import nets_2064829KB as nets
mp = ModelParameters(os.path.join('modelparams', c['model_params']) + '.json')
start_time = time.time()
print(f'loading {model_name}...', end=' ')
device = torch.device('cpu')
model = nets.CascadedASPPNet(mp.param['bins'] * 2)
model.load_state_dict(torch.load(os.path.join('models', model_name) + '.pth', map_location=device))
if torch.cuda.is_available() and args.gpu >= 0:
device = torch.device('cuda:{}'.format(args.gpu))
model.to(device)
print('done')
print('loading & stft of wave source...', end=' ')
X_wave, y_wave, X_spec_s, y_spec_s = {}, {}, {}, {}
basename = '"{}"'.format(os.path.splitext(os.path.basename(args.input))[0])
bands_n = len(mp.param['band'])
for d in range(bands_n, 0, -1):
bp = mp.param['band'][d]
if d == bands_n: # high-end band
X_wave[d], _ = librosa.load(
args.input, bp['sr'], False, dtype=np.float32, res_type=bp['res_type'])
if X_wave[d].ndim == 1:
X_wave[d] = np.asarray([X_wave[d], X_wave[d]])
else: # lower bands
X_wave[d] = librosa.resample(X_wave[d+1], mp.param['band'][d+1]['sr'], bp['sr'], res_type=bp['res_type'])
X_spec_s[d] = spec_utils.wave_to_spectrogram_mt(X_wave[d], bp['hl'], bp['n_fft'], mp.param['mid_side'], mp.param['reverse'])
if d == bands_n and args.high_end_process != 'none':
input_high_end_h = (bp['n_fft']//2 - bp['crop_stop']) + (mp.param['pre_filter_stop'] - mp.param['pre_filter_start'])
input_high_end = X_spec_s[d][:, bp['n_fft']//2-input_high_end_h:bp['n_fft']//2, :]
X_spec_m = spec_utils.combine_spectrograms(X_spec_s, mp)
del X_wave, X_spec_s
print('done')
vr = VocalRemover(model, device, args.window_size)
if args.tta:
pred, X_mag, X_phase = vr.inference_tta(X_spec_m, {'value': args.aggressiveness, 'split_bin': mp.param['band'][1]['crop_stop']})
else:
pred, X_mag, X_phase = vr.inference(X_spec_m, {'value': args.aggressiveness, 'split_bin': mp.param['band'][1]['crop_stop']})
if args.postprocess: # if c['do_postprocess']:
print('post processing...', end=' ')
pred_inv = np.clip(X_mag - pred, 0, np.inf)
pred = spec_utils.mask_silence(pred, pred_inv)
print('done')
if 'is_vocal_model' in mp.param: # or args.is_vocal_model:
stems = {'inst': 'Vocals', 'vocals': 'Instruments'}
else:
stems = {'inst': 'Instruments', 'vocals': 'Vocals'}
print('inverse stft of {}...'.format(stems['inst']), end=' ')
y_spec_m = pred * X_phase
v_spec_m = X_spec_m - y_spec_m
if args.high_end_process == 'bypass':
wave = spec_utils.cmb_spectrogram_to_wave(y_spec_m, mp, input_high_end_h, input_high_end)
elif args.high_end_process == 'correlation':
print('Deprecated: correlation will be removed in the final release. Please use the mirroring instead.')
for i in range(input_high_end.shape[2]):
for c in range(2):
X_mag_max = np.amax(input_high_end[c, :, i])
b1 = mp.param['pre_filter_start']-input_high_end_h//2
b2 = mp.param['pre_filter_start']-1
if X_mag_max > 0 and np.sum(np.abs(v_spec_m[c, b1:b2, i])) / (b2 - b1) > 0.07:
y_mag = np.median(y_spec_m[c, b1:b2, i])
input_high_end[c, :, i] = np.true_divide(input_high_end[c, :, i], abs(X_mag_max) / min(abs(y_mag * 4), abs(X_mag_max)))
wave = spec_utils.cmb_spectrogram_to_wave(y_spec_m, mp, input_high_end_h, input_high_end)
elif args.high_end_process.startswith('mirroring'):
input_high_end_ = spec_utils.mirroring(args.high_end_process, y_spec_m, input_high_end, mp)
wave = spec_utils.cmb_spectrogram_to_wave(y_spec_m, mp, input_high_end_h, input_high_end_)
else:
wave = spec_utils.cmb_spectrogram_to_wave(y_spec_m, mp)
print('done')
#model_name = os.path.splitext(os.path.basename(c['model_location']))[0]
sf.write(os.path.join('ensembled/temp', f"{ii+1}_{model_name}_{stems['inst']}.wav"), wave, mp.param['sr'])
if args.savein:
sf.write(os.path.join('separated', f"{basename}_{model_name}_{stems['inst']}.wav"), wave, mp.param['sr'])
if True:
print('inverse stft of {}...'.format(stems['vocals']), end=' ')
if args.high_end_process.startswith('mirroring'):
input_high_end_ = spec_utils.mirroring(args.high_end_process, v_spec_m, input_high_end, mp)
wave = spec_utils.cmb_spectrogram_to_wave(v_spec_m, mp, input_high_end_h, input_high_end_)
else:
wave = spec_utils.cmb_spectrogram_to_wave(v_spec_m, mp)
print('done')
sf.write(os.path.join('ensembled/temp', f"{ii+1}_{model_name}_{stems['vocals']}.wav"), wave, mp.param['sr'])
if args.savein:
sf.write(os.path.join('separated', f"{basename}_{model_name}_{stems['vocals']}.wav"), wave, mp.param['sr'])
# if args.output_image:
# with open('{}_{}.jpg'.format(basename, stems['inst']), mode='wb') as f:
# image = spec_utils.spectrogram_to_image(y_spec_m)
# _, bin_image = cv2.imencode('.jpg', image)
# bin_image.tofile(f)
# with open('{}_{}.jpg'.format(basename, stems['vocals']), mode='wb') as f:
# image = spec_utils.spectrogram_to_image(v_spec_m)
# _, bin_image = cv2.imencode('.jpg', image)
# bin_image.tofile(f)
# print('Total time: {0:.{1}f}s'.format(time.time() - start_time, 1))
#############################################-ENSEMBLING-BEGIN-################################################
def get_files(folder="", suffix=""):
return [f"{folder}{i}" for i in os.listdir(folder) if i.endswith(suffix)]
ensambles = [
{
'algorithm':'min_mag',
'model_params':'modelparams/1band_sr44100_hl512.json',
'files':get_files(folder="ensembled/temp/", suffix="_Instruments.wav"),
'output':'{}_Ensembled_Instruments'.format(basename)
},
{
'algorithm':'max_mag',
'model_params':'modelparams/1band_sr44100_hl512.json',
'files':get_files(folder="ensembled/temp/", suffix="_Vocals.wav"),
'output': '{}_Ensembled_Vocals'.format(basename)
}
]
for i,e in tqdm(enumerate(ensambles), desc="Ensembling..."):
os.system(f"python lib/spec_utils.py -a {e['algorithm']} -m {e['model_params']} {' '.join(e['files'])} -o {e['output']}")
dir = 'ensembled/temp'
for file in os.scandir(dir):
os.remove(file.path)
print('Complete!')
if __name__ == '__main__':
main()