def prepare_training_data(chime_data_dir, dest_dir, suffix_id):
for stage in ['tr', 'dt']:
fpath, flist = gen_flist_simu(chime_data_dir, stage, suffix_id)
export_flist = list()
mkdir_p(os.path.join(dest_dir, stage))
for f in tqdm.tqdm(flist, desc='Generating data for {}'.format(fpath)):
clean_audio = get_audio_data(f, '_clean')
noise_audio = get_audio_data(f, '_noise')
X = stft(clean_audio, time_dim=1).transpose((1, 0, 2))
N = stft(noise_audio, time_dim=1).transpose((1, 0, 2))
IBM_X, IBM_N = estimate_IBM(X, N)
Y_abs = np.abs(X + N)
export_dict = {
'IBM_X': IBM_X.astype(np.float32),
'IBM_N': IBM_N.astype(np.float32),
'Y_abs': Y_abs.astype(np.float32)
}
export_name = os.path.join(dest_dir, stage, f.split('/')[-1])
with open(export_name, 'wb') as fid:
pickle.dump(export_dict, fid)
export_flist.append(os.path.join(stage, f.split('/')[-1]))
with open(
os.path.join(dest_dir,
'flist_{}_{}.json'.format(stage, suffix_id)),
'w') as fid:
json.dump(export_flist, fid, indent=4)
def test(args):
from test_utils import ModelTest
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
# Prepare Data
test_dataset = Chime_Dataset('dt', args)
test_loader = DataLoader(test_dataset,
batch_size=args.batch_size,
shuffle=True,
pin_memory=True,
collate_fn=lambda x: Chime_Collate(x),
num_workers=args.num_workers)
# Prepare model
if args.model_type == 'BLSTM':
model = BLSTMMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'BLSTM_model')
mkdir_p(model_save_dir)
elif args.model_type == 'FW':
model = SimpleFWMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'FW_model')
mkdir_p(model_save_dir)
else:
raise ValueError('Unknown model type. Possible are "BLSTM" and "FW"')
criterion = torch.nn.BCELoss()
tester = ModelTest(model, test_loader, criterion, args, device)
tester.test()
def train(args):
from train_utils import ModelTrainer
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
# Prepare Data
train_dataset = Chime_Dataset('tr', args)
train_loader = DataLoader(train_dataset,
batch_size=args.batch_size,
shuffle=True,
pin_memory=True,
collate_fn=lambda x: Chime_Collate(x),
num_workers=args.num_workers)
# Prepare model
if args.model_type == 'BLSTM':
model = BLSTMMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'BLSTM_model')
mkdir_p(model_save_dir)
elif args.model_type == 'FW':
model = SimpleFWMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'FW_model')
mkdir_p(model_save_dir)
else:
raise ValueError('Unknown model type. Possible are "BLSTM" and "FW"')
criterion = torch.nn.BCELoss()
optimizer = torch.optim.Adam(model.parameters(),
lr=args.learning_rate,
weight_decay=1e-4)
trainer = ModelTrainer(model, train_loader, criterion, optimizer, args,
device)
trainer.train(args.num_epochs)
def prepare_clean_training_data(chime_data_dir, dest_dir):
start = 0
# print("sdsd")
for stage in ['tr', 'dt']:
reset_counter = 0
flist = gen_flist_simu(chime_data_dir, stage, ext=True)
# print(flist)
export_flist = list()
mkdir_p(os.path.join(dest_dir, stage))
clean_data = audioread('/media/hipo/Mega Store/Dataset/single file/Chinese_tai_clean.wav')
print("clean_data size:", clean_data.shape[0])
for f in tqdm.tqdm(flist, desc='Generating data for {}'.format(stage)):
# clean_audio = get_audio_data(f, '.Clean')
noise_audio = get_audio_data(f, '.Noise')
# print(chime_data_dir)
chime_size = audioread('{}.CH{}{}.Noise.wav'.format(f, 1, ''))
clean_files = list()
end = chime_size.shape[0] + start
if end > clean_data.shape[0]:
print("reset counter: ", reset_counter + 1)
start = 0
end = chime_size.shape[0] + start
for i in range(1, 7):
y = clean_data[start:end]
start = end
clean_files.append(y[None, :])
clean_files = np.concatenate(clean_files, axis=0)
clean_files = clean_files.astype(np.float32)
clean_audio = clean_files
X = stft(clean_audio, time_dim=1).transpose((1, 0, 2))
N = stft(noise_audio, time_dim=1).transpose((1, 0, 2))
IBM_X, IBM_N = estimate_IBM(X, N)
Y_abs = np.abs(X + N)
export_dict = {
'IBM_X': IBM_X.astype(np.float32),
'IBM_N': IBM_N.astype(np.float32),
'Y_abs': Y_abs.astype(np.float32)
}
export_name = os.path.join(dest_dir, stage, f.split('/')[-1])
with open(export_name, 'wb') as fid:
pickle.dump(export_dict, fid)
export_flist.append(os.path.join(stage, f.split('/')[-1]))
with open(os.path.join(dest_dir, 'flist_{}.json'.format(stage)),
'w') as fid:
json.dump(export_flist, fid, indent=4)
def prepare_training_data(chime_data_dir, dest_dir):
for stage in ['tr', 'dt']:
flist = gen_flist_simu(chime_data_dir, stage, ext=True)
export_flist = list()
mkdir_p(os.path.join(dest_dir, stage))
for f in tqdm.tqdm(flist, desc='Generating data for {}'.format(stage)):
clean_audio = get_audio_data(f, '.Clean')
noise_audio = get_audio_data(f, '.Noise')
X = stft(clean_audio, time_dim=1).transpose((1, 0, 2))
N = stft(noise_audio, time_dim=1).transpose((1, 0, 2))
IBM_X, IBM_N = estimate_IBM(X, N)
Y_abs = np.abs(X + N)
export_dict = {
'IBM_X': IBM_X.astype(np.float32),
'IBM_N': IBM_N.astype(np.float32),
'Y_abs': Y_abs.astype(np.float32)
}
export_name = os.path.join(dest_dir, stage, f.split('/')[-1])
with open(export_name, 'wb') as fid:
pickle.dump(export_dict, fid)
export_flist.append(os.path.join(stage, f.split('/')[-1]))
with open(os.path.join(dest_dir, 'flist_{}.json'.format(stage)),
'w') as fid:
json.dump(export_flist, fid, indent=4)
stage = args.flist[:2]
scenario = args.flist.split('_')[-1]
# CHiME data handling
if scenario == 'simu':
flist = gen_flist_simu(args.chime_dir, stage)
elif scenario == 'real':
flist = gen_flist_real(args.chime_dir, stage)
else:
raise ValueError('Unknown flist {}'.format(args.flist))
for env in ['caf', 'bus', 'str', 'ped']:
for beamformer in beamformers:
mkdir_p(os.path.join(args.output_dir, beamformer,'{}05_{}_{}'.format(
stage, env, scenario
)))
t_io = 0
t_net = 0
t_beamform = 0
# Beamform loop
for cur_line in tqdm(flist):
with Timer() as t:
if scenario == 'simu':
audio_data = get_audio_data(cur_line)
context_samples = 0
elif scenario == 'real':
audio_data, context_samples = get_audio_data_with_context(
cur_line[0], cur_line[1], cur_line[2])
t_io += t.msecs
log.info('Preparing training data and storing it in {}'.format(
args.data_dir))
prepare_training_data(args.chime_dir, args.data_dir)
flists = dict()
for stage in ['tr', 'dt']:
with open(os.path.join(args.data_dir,
'flist_{}.json'.format(stage))) as fid:
flists[stage] = json.load(fid)
log.debug('Loaded file lists')
# Prepare model
if args.model_type == 'BLSTM':
model = BLSTMMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'BLSTM_model')
mkdir_p(model_save_dir)
elif args.model_type == 'FW':
model = SimpleFWMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'FW_model')
mkdir_p(model_save_dir)
else:
raise ValueError('Unknown model type. Possible are "BLSTM" and "FW"')
if args.gpu >= 0:
cuda.get_device(args.gpu).use()
model.to_gpu()
xp = np if args.gpu < 0 else cuda.cupy
log.debug('Prepared model')
# Setup optimizer
optimizer = optimizers.Adam()
def prepare_other_training_data(train_dir, dest_dir):
start = 0
chime_data_dir = os.path.join(train_dir[:-1], 'tr')
print(chime_data_dir)
for stage in ['tr', 'dt']:
if stage is 'dt':
chime_data_dir = os.path.join(train_dir[:-1], 'dt')
print(chime_data_dir)
reset_counter = 0
# flist = gen_flist_simu(chime_data_dir, stage, ext=True)
flist = [f for f in listdir(chime_data_dir) if isfile(join(chime_data_dir, f))]
# print(flist)
export_flist = list()
mkdir_p(os.path.join(dest_dir, stage))
noise_data = audioread('/media/hipo/lento/Dataset/single file/noise_files/all_noise.wav')
print("noise_data size:", noise_data.shape[0])
for f in tqdm.tqdm(flist, desc='Generating data for {}'.format(stage)):
# clean_audio = get_audio_data(f)
path = os.path.join(chime_data_dir, f)
clean_audio = get_audio_single(path)
# clean_audioa = audioread(path)
# clean_audiob = audioread(path)
# multi_track = list()
# multi_track.append(clean_audioa[None, :])
# multi_track.append(clean_audiob[None, :])
# multi_track = np.concatenate(multi_track, axis=0)
# multi_track = multi_track.astype(np.float32)
# print(multi_track.shape)
chime_size = audioread(path)
noise_files = list()
end = chime_size.shape[0] + start
if end > noise_data.shape[0]:
print("reset counter: ", reset_counter + 1)
start = 0
end = chime_size.shape[0] + start
for i in range(1, 2):
y = noise_data[start:end]
start = end
noise_files.append(y[None, :])
noise_files = np.concatenate(noise_files, axis=0)
noise_files = noise_files.astype(np.float32)
noise_audio = noise_files
# print("speech size: ", multi_track.shape, "noise size: ", noise_audio.shape)
X = stft(clean_audio, time_dim=1).transpose((1, 0, 2))
N = stft(noise_audio, time_dim=1).transpose((1, 0, 2))
IBM_X, IBM_N = estimate_IBM(X, N)
Y_abs = np.abs(X + N)
export_dict = {
'IBM_X': IBM_X.astype(np.float32),
'IBM_N': IBM_N.astype(np.float32),
'Y_abs': Y_abs.astype(np.float32)
}
export_name = os.path.join(dest_dir, stage, f.split('/')[-1])
with open(export_name, 'wb') as fid:
pickle.dump(export_dict, fid)
export_flist.append(os.path.join(stage, f.split('/')[-1]))
with open(os.path.join(dest_dir, 'flist_{}.json'.format(stage)),
'w') as fid:
json.dump(export_flist, fid, indent=4)
xp = np if args.gpu < 0 else cuda.cupy
stage = args.flist[:2]
scenario = args.flist.split('_')[-1]
# CHiME data handling
if scenario == 'simu':
flist = gen_flist_simu(args.chime_dir, stage)
elif scenario == 'real':
flist = gen_flist_real(args.chime_dir, stage)
else:
raise ValueError('Unknown flist {}'.format(args.flist))
for env in ['caf', 'bus', 'str', 'ped']:
mkdir_p(os.path.join(args.output_dir, '{}05_{}_{}'.format(
stage, env, scenario
)))
t_io = 0
t_net = 0
t_beamform = 0
# Beamform loop
for cur_line in tqdm(flist):
with Timer() as t:
if scenario == 'simu':
audio_data = get_audio_data(cur_line)
context_samples = 0
elif scenario == 'real':
audio_data, context_samples = get_audio_data_with_context(
cur_line[0], cur_line[1], cur_line[2])
t_io += t.msecs
'Preparing training data and storing it in {}'.format(
args.data_dir))
prepare_training_data(args.chime_dir, args.data_dir)
flists = dict()
for stage in ['tr', 'dt']:
with open(
os.path.join(args.data_dir, 'flist_{}.json'.format(stage))) as fid:
flists[stage] = json.load(fid)
log.debug('Loaded file lists')
# Prepare model
if args.model_type == 'BLSTM':
model = BLSTMMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'BLSTM_model')
mkdir_p(model_save_dir)
elif args.model_type == 'FW':
model = SimpleFWMaskEstimator()
model_save_dir = os.path.join(args.data_dir, 'FW_model')
mkdir_p(model_save_dir)
else:
raise ValueError('Unknown model type. Possible are "BLSTM" and "FW"')
if args.gpu >= 0:
cuda.get_device(args.gpu).use()
model.to_gpu()
xp = np if args.gpu < 0 else cuda.cupy
log.debug('Prepared model')
# Setup optimizer
optimizer = optimizers.Adam()
