def run(args):
stft_kwargs = {
"frame_length": args.frame_length,
"frame_shift": args.frame_shift,
"window": args.window,
"center": args.center, # false to comparable with kaldi
"transpose": False
}
spectrogram_reader = SpectrogramReader(args.wav_scp, **stft_kwargs)
mask_reader = ArchieveReader(args.mask_scp)
num_bins = nfft(args.frame_length) // 2 + 1
beamformer = MvdrBeamformer(
num_bins) if args.beamformer == "mvdr" else GevdBeamformer(num_bins)
num_utts = 0
for key, stft_mat in spectrogram_reader:
num_utts += 1
logger.info("Processing utterance {}...".format(key))
speech_mask = mask_reader[key]
stft_enh = beamformer.run(speech_mask, stft_mat)
# do not normalize
istft(
os.path.join(args.dst_dir, '{}.wav'.format(key)), stft_enh,
**stft_kwargs)
logger.info("Processed {} utterances".format(num_utts))
def run(args):
num_bins, config_dict = parse_yaml(args.config)
dataloader_conf = config_dict["dataloader"]
spectrogram_conf = config_dict["spectrogram_reader"]
# Load cmvn
dict_mvn = dataloader_conf["mvn_dict"]
if dict_mvn:
if not os.path.exists(dict_mvn):
raise FileNotFoundError("Could not find mvn files")
with open(dict_mvn, "rb") as f:
dict_mvn = pickle.load(f)
# default: True
apply_log = dataloader_conf[
"apply_log"] if "apply_log" in dataloader_conf else True
dcnet = PITNet(num_bins, **config_dict["model"])
frame_length = spectrogram_conf["frame_length"]
frame_shift = spectrogram_conf["frame_shift"]
window = spectrogram_conf["window"]
separator = Separator(dcnet, args.state_dict, cuda=args.cuda)
utt_dict = parse_scps(args.wave_scp)
num_utts = 0
for key, utt in utt_dict.items():
try:
samps, stft_mat = stft(utt,
frame_length=frame_length,
frame_shift=frame_shift,
window=window,
center=True,
return_samps=True)
except FileNotFoundError:
print("Skip utterance {}... not found".format(key))
continue
print("Processing utterance {}".format(key))
num_utts += 1
norm = np.linalg.norm(samps, np.inf)
spk_mask, spk_spectrogram = separator.seperate(stft_mat,
cmvn=dict_mvn,
apply_log=apply_log)
for index, stft_mat in enumerate(spk_spectrogram):
istft(os.path.join(args.dump_dir,
'{}.spk{}.wav'.format(key, index + 1)),
stft_mat,
frame_length=frame_length,
frame_shift=frame_shift,
window=window,
center=True,
norm=norm,
fs=8000,
nsamps=samps.size)
if args.dump_mask:
sio.savemat(
os.path.join(args.dump_dir,
'{}.spk{}.mat'.format(key, index + 1)),
{"mask": spk_mask[index]})
print("Processed {} utterance!".format(num_utts))
def run(args):
# return complex result
reader_kwargs = {
"frame_length": args.frame_length,
"frame_shift": args.frame_shift,
"window": args.window,
"center": True
}
print(
"Using {} Mask".format("Ratio" if not args.psm else "Phase Sensitive"))
mixture_reader = SpectrogramReader(args.mix_scp,
**reader_kwargs,
return_samps=True)
targets_reader = [
SpectrogramReader(scp, **reader_kwargs) for scp in args.ref_scp
]
num_utts = 0
for key, packed in mixture_reader:
samps, mixture = packed
norm = np.linalg.norm(samps, np.inf)
skip = False
for reader in targets_reader:
if key not in reader:
print("Skip utterance {}, missing targets".format(key))
skip = True
break
if skip:
continue
num_utts += 1
if not num_utts % 1000:
print("Processed {} utterance...".format(num_utts))
targets_list = [reader[key] for reader in targets_reader]
spk_masks = compute_mask(mixture, targets_list, args.psm)
for index, mask in enumerate(spk_masks):
istft(os.path.join(args.dump_dir,
'{}.spk{}.wav'.format(key, index + 1)),
mixture * mask,
**reader_kwargs,
norm=norm,
fs=8000,
nsamps=samps.size)
print("Processed {} utterance!".format(num_utts))
def run(args):
num_bins, config_dict = parse_yaml(args.config)
# Load cmvn
dict_mvn = config_dict["dataloader"]["mvn_dict"]
if dict_mvn:
if not os.path.exists(dict_mvn):
raise FileNotFoundError("Could not find mvn files")
with open(dict_mvn, "rb") as f:
dict_mvn = pickle.load(f)
dcnet = DCNet(num_bins, **config_dict["dcnet"])
frame_length = config_dict["spectrogram_reader"]["frame_length"]
frame_shift = config_dict["spectrogram_reader"]["frame_shift"]
window = config_dict["spectrogram_reader"]["window"]
cluster = DeepCluster(
dcnet,
args.dcnet_state,
args.num_spks,
pca=args.dump_pca,
cuda=args.cuda)
utt_dict = parse_scps(args.wave_scp)
num_utts = 0
for key, utt in utt_dict.items():
try:
samps, stft_mat = stft(
utt,
frame_length=frame_length,
frame_shift=frame_shift,
window=window,
center=True,
return_samps=True)
except FileNotFoundError:
print("Skip utterance {}... not found".format(key))
continue
print("Processing utterance {}".format(key))
num_utts += 1
norm = np.linalg.norm(samps, np.inf)
pca_mat, spk_mask, spk_spectrogram = cluster.seperate(
stft_mat, cmvn=dict_mvn)
for index, stft_mat in enumerate(spk_spectrogram):
istft(
os.path.join(args.dump_dir, '{}.spk{}.wav'.format(
key, index + 1)),
stft_mat,
frame_length=frame_length,
frame_shift=frame_shift,
window=window,
center=True,
norm=norm,
fs=8000,
nsamps=samps.size)
if args.dump_mask:
sio.savemat(
os.path.join(args.dump_dir, '{}.spk{}.mat'.format(
key, index + 1)), {"mask": spk_mask[index]})
if args.dump_pca:
sio.savemat(
os.path.join(args.dump_dir, '{}.mat'.format(key)),
{"pca_matrix": pca_mat})
print("Processed {} utterance!".format(num_utts))
def run(args):
num_bins, config_dict = parse_yaml(args.config)
# Load cmvn
dict_mvn = config_dict["dataloader"]["mvn_dict"]
if dict_mvn:
if not os.path.exists(dict_mvn):
raise FileNotFoundError("Could not find mvn files")
with open(dict_mvn, "rb") as f:
dict_mvn = pickle.load(f)
dcnet = DCNet(num_bins, **config_dict["dcnet"])
frame_length = config_dict["spectrogram_reader"]["frame_length"]
frame_shift = config_dict["spectrogram_reader"]["frame_shift"]
window = config_dict["spectrogram_reader"]["window"]
cluster = DeepCluster(dcnet,
args.dcnet_state,
args.num_spks,
pca=args.dump_pca,
cuda=args.cuda)
utt_dict = parse_scps(args.wave_scp)
num_utts = 0
for key, utt in utt_dict.items():
try:
samps, stft_mat = stft(utt,
frame_length=frame_length,
frame_shift=frame_shift,
window=window,
center=True,
return_samps=True)
except FileNotFoundError:
print("Skip utterance {}... not found".format(key))
continue
print("Processing utterance {}".format(key))
num_utts += 1
norm = np.linalg.norm(samps, np.inf)
pca_mat, spk_mask, spk_spectrogram = cluster.seperate(stft_mat,
cmvn=dict_mvn)
for index, stft_mat in enumerate(spk_spectrogram):
istft(os.path.join(args.dump_dir,
'{}.spk{}.wav'.format(key, index + 1)),
stft_mat,
frame_length=frame_length,
frame_shift=frame_shift,
window=window,
center=True,
norm=norm,
fs=8000,
nsamps=samps.size)
if args.dump_mask:
sio.savemat(
os.path.join(args.dump_dir,
'{}.spk{}.mat'.format(key, index + 1)),
{"mask": spk_mask[index]})
if args.dump_pca:
sio.savemat(os.path.join(args.dump_dir, '{}.mat'.format(key)),
{"pca_matrix": pca_mat})
print("Processed {} utterance!".format(num_utts))
