def eval(logdir1, logdir2):
# Load graph
model = Net2()
# dataflow
df = Net2DataFlow(hp.test2.data_path, hp.test2.batch_size)
ckpt1 = tf.train.latest_checkpoint(logdir1)
ckpt2 = tf.train.latest_checkpoint(logdir2)
session_inits = []
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
pred_conf = PredictConfig(model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
# x_mfccs, y_spec, _ = next(df().get_data())
summ_loss, = predictor(next(df().get_data()))
writer = tf.summary.FileWriter(logdir2)
writer.add_summary(summ_loss)
writer.close()
def do_convert(args, logdir1, logdir2):
# Load graph
model = Net2()
df = Net2DataFlow(hp.convert.data_path, hp.convert.batch_size)
ckpt1 = tf.train.latest_checkpoint(logdir1)
ckpt2 = '{}/{}'.format(logdir2, args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
session_inits = []
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
pred_conf = PredictConfig(
model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
audio, y_audio, ppgs = convert(predictor, df)
# Write the result
tf.summary.audio('A', y_audio, hp.default.sr, max_outputs=hp.convert.batch_size)
tf.summary.audio('B', audio, hp.default.sr, max_outputs=hp.convert.batch_size)
# Visualize PPGs
heatmap = np.expand_dims(ppgs, 3) # channel=1
tf.summary.image('PPG', heatmap, max_outputs=ppgs.shape[0])
writer = tf.summary.FileWriter(logdir2)
with tf.Session() as sess:
summ = sess.run(tf.summary.merge_all())
writer.add_summary(summ)
writer.close()
def do_convert(args, logdir):
# Load graph
model = Net()
df = NetDataFlow(hp.convert.data_path, hp.convert.batch_size)
ckpt = '{}/{}'.format(logdir, args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir)
session_inits = []
if ckpt:
session_inits.append(SaverRestore(ckpt))
pred_conf = PredictConfig(
model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
audio, y_audio = convert(predictor, df)
soundfile.write("a.wav", y_audio[0], 16000, format="wav", subtype="PCM_16")
soundfile.write("b.wav", audio[0], 16000, format="wav", subtype="PCM_16")
# Write the result
tf.summary.audio('A', y_audio, hp.default.sr, max_outputs=hp.convert.batch_size)
tf.summary.audio('B', audio, hp.default.sr, max_outputs=hp.convert.batch_size)
writer = tf.summary.FileWriter(logdir)
with tf.Session() as sess:
summ = sess.run(tf.summary.merge_all())
writer.add_summary(summ)
writer.close()
def set_enviroment(args, logdir1, logdir2):
# Load graph
set_env_s = datetime.datetime.now()
ckpt1 = tf.train.latest_checkpoint(logdir1)
ckpt2 = '{}/{}'.format(logdir2, args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
model = Net2ForConvert()
session_inits = []
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
if args.gpu:
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
else:
os.environ['CUDA_VISIBLE_DEVICES'] = '-1'
print("PredictConfig")
pred_conf = PredictConfig(
model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits)
)
print("OfflinePredictor")
predictor = OfflinePredictor(pred_conf)
set_env_e = datetime.datetime.now()
set_env_t = set_env_e - set_env_s
print("Setting Environment time:{}s".format(set_env_t.seconds))
return predictor
def do_convert(logdir1, logdir2, input_path, output_path):
# Load graph
model = Net2()
model.actual_duration = librosa.core.get_duration(filename=input_path,
sr=hp.default.sr)
# TODO isolate out logdirs, uhh and how to pre-dl from s3?
assert len(input_path) > 0, "must be non-empty input path"
df = Net2DataFlow(data_path=input_path, batch_size=1)
ckpt1 = tf.train.latest_checkpoint(logdir1)
ckpt2 = tf.train.latest_checkpoint(logdir2)
session_inits = []
session_inits.append(SaverRestore(ckpt2))
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
pred_conf = PredictConfig(model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
audio, y_audio, ppgs = convert(predictor, df)
write_wav(audio[0], hp.default.sr, output_path)
def train(args, logdir1, logdir2):
# model
model = Net2()
preprocessing(data_path, logdir2)
# dataflow
df = Net2DataFlow(data_path, hp.train2.batch_size)
# set logger for event and model saver
logger.set_logger_dir(logdir2)
# session_conf = tf.ConfigProto(
# gpu_options=tf.GPUOptions(
# allow_growth=True,
# per_process_gpu_memory_fraction=0.6,
# ),
# )
dataset_size = len(glob.glob(data_path + '/wav/*.wav'))
print("\t\data_path : ", data_path)
print("\t\tDataset Size : ", dataset_size)
print("\t\tBatch Size : ", hp.train2.batch_size)
print("\t\tSteps per epoch : ", (dataset_size // hp.train2.batch_size))
from time import sleep
sleep(10)
session_inits = []
ckpt2 = '{}/{}'.format(
logdir2,
args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
ckpt1 = tf.train.latest_checkpoint(logdir1)
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
train_conf = AutoResumeTrainConfig(
model=model,
data=QueueInput(df(n_prefetch=1000, n_thread=8)),
callbacks=[
# TODO save on prefix net2
ModelSaver(checkpoint_dir=logdir2),
# ConvertCallback(logdir2, hp.train2.test_per_epoch),
],
max_epoch=hp.train2.num_epochs,
steps_per_epoch=dataset_size // hp.train2.batch_size,
session_init=ChainInit(session_inits))
if args.gpu:
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
train_conf.nr_tower = len(args.gpu.split(','))
gpu_list = args.gpu.split(',')
gpu_list = list(map(int, gpu_list))
#trainer = SimpleTrainer()
trainer = SyncMultiGPUTrainerReplicated(gpu_list)
#trainer = AsyncMultiGPUTrainer(gpu_list, False)
launch_train_with_config(train_conf, trainer=trainer)
def do_convert(args, logdir1, logdir2):
# Load graph
model = Net2()
data = get_mfccs_and_spectrogram(args.file)
ckpt1 = '{}/{}'.format(
logdir1,
args.net1) if args.net1 else tf.train.latest_checkpoint(logdir1)
ckpt2 = '{}/{}'.format(
logdir2,
args.net2) if args.net2 else tf.train.latest_checkpoint(logdir2)
session_inits = []
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
pred_conf = PredictConfig(model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
audio, y_audio, ppgs = convert(predictor, data)
target_file = args.file.split('/')[-1]
portion = os.path.splitext(target_file)
# converted_file = target_file.split('.')[0] + '_converted.wav'
converted_file = portion[0] + '.wav'
write_wav(audio[0], hp.Default.sr, args.savepath + converted_file)
# Write the result
tf.summary.audio('A',
y_audio,
hp.Default.sr,
max_outputs=hp.Convert.batch_size)
tf.summary.audio('B',
audio,
hp.Default.sr,
max_outputs=hp.Convert.batch_size)
# Visualize PPGs
heatmap = np.expand_dims(ppgs, 3) # channel=1
tf.summary.image('PPG', heatmap, max_outputs=ppgs.shape[0])
writer = tf.summary.FileWriter(args.savepath)
with tf.Session() as sess:
summ = sess.run(tf.summary.merge_all())
writer.add_summary(summ)
writer.close()
def train(args, logdir1, logdir2):
# model
model = Net2()
# dataflow
df = Net2DataFlow(hp.train2.data_path, hp.train2.batch_size)
# set logger for event and model saver
logger.set_logger_dir(logdir2)
session_conf = tf.ConfigProto(
# log_device_placement=True,
allow_soft_placement=True,
gpu_options=tf.GPUOptions(
# allow_growth=True,
per_process_gpu_memory_fraction=0.6,
),
)
session_inits = []
ckpt2 = '{}/{}'.format(logdir2, args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
ckpt1 = tf.train.latest_checkpoint(logdir1)
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
train_conf = TrainConfig(
model=model,
data=QueueInput(df(n_prefetch=1000, n_thread=4)),
callbacks=[
# TODO save on prefix net2
ModelSaver(checkpoint_dir=logdir2),
# ConvertCallback(logdir2, hp.train2.test_per_epoch),
],
max_epoch=hp.train2.num_epochs,
steps_per_epoch=hp.train2.steps_per_epoch,
session_init=ChainInit(session_inits),
session_config=session_conf
)
if args.gpu:
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
train_conf.nr_tower = len(args.gpu.split(','))
#trainer = SyncMultiGPUTrainerParameterServer(hp.train2.num_gpu)
trainer = SimpleTrainer()
launch_train_with_config(train_conf, trainer=trainer)
def init_predictor(ckpt_dir):
""" Initializes an OfflinePredictor for the 'Net1' Phoneme classifier, given a directory of tf-checkpoints.
:param ckpt_dir: Checkpoint directory.
:return: OfflinePredictor
"""
ckpt1 = tf.train.latest_checkpoint(ckpt_dir)
assert ckpt1 is not None, "Failed to load checkpoint in '{}'".format(
ckpt_dir)
net1 = Net1()
pred_conf = PredictConfig(
model=net1,
input_names=['x_mfccs'],
output_names=['net1/ppgs'],
session_init=ChainInit([SaverRestore(ckpt1, ignore=['global_step'])]))
predictor = OfflinePredictor(pred_conf)
return predictor
def do_convert(args, logdir1, logdir2, input_dir):
# Load graph
model = Net2()
# input_dir = hp.convert.data_base_dir_original + hp.convert.data_path
df = Net2DataFlow(input_dir, hp.convert.batch_size)
ckpt1 = tf.train.latest_checkpoint(logdir1)
ckpt2 = '{}/{}'.format(
logdir2,
args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
session_inits = []
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
pred_conf = PredictConfig(model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
# loop over all the audio files
for wav_file in df.wav_files:
# check if file is present audio
out_path = wav_file.replace(hp.convert.data_base_dir_original,
hp.convert.data_base_dir_convert)
# change file extension from wv1/wv2 to wav
out_path = out_path[:-2] + 'av'
if os.path.isfile(out_path):
# file is already present, move on to the next one.
print("skipping " + wav_file)
continue
print("converting " + wav_file)
# convert audio
audio_len, feats = df.get_features(wav_file)
audio_full = []
for feat in feats:
input_arr = ([feat[0]], [feat[1]], [feat[2]])
audio, ppgs = convert(predictor, input_arr)
audio_full.append(
(audio[0] * hp.convert.amplitude_multiplier).astype(np.int16))
scipy.io.wavfile.write(out_path, hp.default.sr,
np.concatenate(audio_full)[:audio_len])
def train(args, logdir2):
# model
model = Net2()
# dataflow
df = Net2DataFlow(hp.train2.mel_path, hp.train2.ppgs_path,
hp.train2.batch_size)
session_inits = []
ckpt2 = '{}/{}'.format(
logdir2,
args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
'''
ckpt1 = tf.train.latest_checkpoint(logdir1)
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
'''
train_conf = TrainConfig(
model=model,
data=QueueInput(df(n_prefetch=1000, n_thread=4)),
callbacks=[
# TODO save on prefix net2
ModelSaver(checkpoint_dir=logdir2),
# ConvertCallback(logdir2, hp.train2.test_per_epoch),
],
max_epoch=hp.train2.num_epochs,
steps_per_epoch=hp.train2.steps_per_epoch,
session_init=ChainInit(session_inits))
if args.gpu:
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
train_conf.nr_tower = len(args.gpu.split(','))
trainer = SyncMultiGPUTrainerReplicated(hp.train2.num_gpu)
print("strated trainer")
launch_train_with_config(train_conf, trainer=trainer)
def eval(logdir):
# Load graph
model = Net()
# dataflow
df = NetDataFlow(hp.test.data_path, hp.test.batch_size)
ckpt = tf.train.latest_checkpoint(logdir)
session_inits = []
if ckpt:
session_inits.append(SaverRestore(ckpt))
pred_conf = PredictConfig(
model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
r_mel, t_spec, _ = next(df().get_data())
summ_loss, = predictor(r_mel, t_spec)
writer = tf.summary.FileWriter(logdir)
writer.add_summary(summ_loss)
writer.close()
data=QueueInput(ProjDataFlow(Ppy)),
callbacks=[
PeriodicTrigger(ModelSaver(), every_k_epochs=5),
PeriodicTrigger(VolumeSaver(model), every_k_epochs=5),
# prevent learning in the first epoch
# MemInitHyperParamSetter('learning_rate_mask',(0,1)),
# controls learning rate as a function of epoch
HyperParamSetterWithFunc('learning_rate', learning_rate_fun),
# GraphProfiler()
# PeakMemoryTracker()
# GPUUtilizationTracker(),
],
steps_per_epoch=steps_per_epoch,
max_epoch=200000,
# first time load model from checkpoint and reset GRU state
session_init=ChainInit([TryResumeTraining()]), #,ResetInit(model)])
# session_config=tf.ConfigProto(log_device_placement=True) #config_gpus(1)
)
trainer = SimpleTrainer()
# with tf.contrib.tfprof.ProfileContext(logger.get_logger_dir()) as pctx:
launch_train_with_config(traincfg, trainer)
################# JUNK ###############
# config = tf.ConfigProto(gpu_options=tf.GPUOptions(allow_growth=True))
# workaround
# with tf.Session(config=config):
# pass
# Pin = tf.placeholder(tf.float32, shape=P_py.shape)
def ckpt2mel(predictor, ppgs_dir, mel_dir, save_dir):
print("get into ckpt")
for fi in os.listdir(ppgs_dir):
print("fi",fi)
#ppgs_name = os.path.join(ppgs_dir, fi)
mel, ppgs = queue_input(fi, ppgs_dir, mel_dir)
pred_mel = predictor(mel, ppgs)
#print("pred_mel",pred_mel.size())
pred_mel = np.array(pred_mel)
print("pred_mel",pred_mel.shape)
length = pred_mel.shape[2]
width = pred_mel.shape[3]
pred_mel = pred_mel.reshape((length, width))
save_name = fi.split('.npy')[0]
if hp.default.n_mels == 20:
npy_dir = os.path.join(save_dir,'lpc20')
if not os.path.exists(npy_dir):
os.makedirs(npy_dir)
npy_path = os.path.join(npy_dir, '%s_20.npy' %save_name)
np.save(npy_path, pred_mel)
print('saved',npy_dir)if hp.default.n_mels == 32:
npy_dir = os.path.join(save_dir,'lpc32')
if not os.path.exists(npy_dir):
os.makedirs(npy_dir)
npy_path = os.path.join(npy_dir, '%s_32.npy' %save_name)
np.save(npy_path, pred_mel)
print('saved',npy_dir)def do_convert(args, logdir2):
# Load graph
model = Net2()
index = 0
ppgs_dir = hp.convert.ppgs_path
mel_dir = hp.convert.mel_path
#for fi in os.listdir(ppgs_dir):
#print("fi",fi)
#ppgs_path = os.path.join(ppgs_dir, fi)
#df = Net2DataFlow(hp.convert.mel_path, ppgs_path, hp.convert.batch_size)
#print("finish df")
ckpt2 = '{}/{}'.format(logdir2, args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
print("ckpt2",ckpt2)
session_inits = []
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
pred_conf = PredictConfig( model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
predictor = OfflinePredictor(pred_conf)
print("after predictor")
#import pdb;pdb.set_trace()
ckpt2mel(predictor, ppgs_dir, mel_dir, hp.convert.save_path)
print("success")
def get_arguments():
parser = argparse.ArgumentParser()
parser.add_argument('case2', type=str, help='experiment case name of train2')
parser.add_argument('-ckpt', help='checkpoint to load model.')
arguments = parser.parse_args()
return arguments
if __name__ == '__main__':
args = get_arguments()
hp.set_hparam_yaml(args.case2)
logdir_train2 = '{}/{}/train2'.format(hp.logdir_path, args.case2)
print('case2: {},logdir2: {}'.format(args.case2, logdir_train2))
s = datetime.datetime.now()
do_convert(args, logdir2=logdir_train2)
e = datetime.datetime.now()
diff = e - s
print("Done. elapsed time:{}s".format(diff.seconds))
def train_child(model_cls, args, log_dir, child_dir, prev_dir):
"""
"""
if not os.path.exists(child_dir):
os.mkdir(child_dir)
if os.path.basename(child_dir) == "0" and args.use_init_model:
init_model_dir = os.path.join(args.data_dir, 'init_model',
args.ds_name)
if os.path.exists(init_model_dir):
# This implies that there exists init_model_dir, and we are in first model
# so we do not need to train. Copy the model and mark finished
logger.info("Skip first model as this model is fully trained.")
cmd = "mkdir -p {cdir} ; cp {pdir}/* {cdir}/ ".format(\
cdir=child_dir, pdir=args.init_model_dir)
_ = subprocess.check_output(cmd, shell=True)
return
# get training params for train-config
(model, args, starting_epoch, lr_schedule, ds_train, insrc_train,
train_cbs) = get_training_params(model_cls, args)
## Model callbacks
# loss weight update
ls_cbs_func = getattr(model, 'compute_loss_select_callbacks', None)
if callable(ls_cbs_func):
train_cbs.extend(ls_cbs_func())
# extra callback for general logging/ update.
extra_callbacks = DEFAULT_CALLBACKS()
if not args.do_remote_child_inf_runner:
extra_callbacks = \
[ecb for ecb in extra_callbacks if not isinstance(ecb, ProgressBar)]
logger.info("Extra callbacks are {}".format(
[ecb.__class__ for ecb in extra_callbacks]))
# Logging for analysis
model_str = model.net_info.to_str()
logger.info('LayerInfoListString is :\n {}'.format(model_str))
train_callbacks = [
ModelSaver(checkpoint_dir=child_dir,
max_to_keep=1,
keep_checkpoint_every_n_hours=100),
] + train_cbs
if lr_schedule:
train_callbacks.append(
ScheduledHyperParamSetter('learning_rate', lr_schedule))
logger.info('The updated params for training is \n{}'.format(args))
config = TrainConfig(
data=insrc_train,
dataflow=ds_train,
callbacks=train_callbacks,
extra_callbacks=extra_callbacks,
model=model,
monitors=[JSONWriter(), ScalarPrinter()], #, TFEventWriter()],
steps_per_epoch=args.steps_per_epoch,
max_epoch=args.max_epoch,
starting_epoch=starting_epoch)
for dn in [child_dir, prev_dir]:
if dn is None:
continue
ckpt = tf.train.latest_checkpoint(dn)
if ckpt:
if args.search_cat_based:
restore_cls = SaverRestoreSizeRelaxed
else:
restore_cls = SaverRestore
_ignore = [DYNAMIC_WEIGHTS_NAME]
_sess_init_load = restore_cls(ckpt, ignore=_ignore)
if dn == child_dir:
# loading from self keep global step
config.session_init = _sess_init_load
else:
# loading from others. Set global_step to 0
config.session_init = ChainInit([
_sess_init_load,
AssignGlobalStep(0),
])
break
launch_train_with_config(config,
SyncMultiGPUTrainerParameterServer(args.nr_gpu))
return model
def do_convert(args, logdir1, logdir2):
print("do_convert")
# Load graph
ckpt1 = tf.train.latest_checkpoint(logdir1)
ckpt2 = '{}/{}'.format(
logdir2,
args.ckpt) if args.ckpt else tf.train.latest_checkpoint(logdir2)
model = Net2ForConvert()
session_inits = []
if ckpt2:
session_inits.append(SaverRestore(ckpt2))
if ckpt1:
session_inits.append(SaverRestore(ckpt1, ignore=['global_step']))
if args.gpu:
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
else:
os.environ['CUDA_VISIBLE_DEVICES'] = '-1'
print("PredictConfig")
pred_conf = PredictConfig(model=model,
input_names=get_eval_input_names(),
output_names=get_eval_output_names(),
session_init=ChainInit(session_inits))
print("OfflinePredictor")
set_env_s = datetime.datetime.now()
predictor = OfflinePredictor(pred_conf)
set_env_e = datetime.datetime.now()
set_env_t = set_env_e - set_env_s
print("Setting Environment time:{}s".format(set_env_t.seconds))
input_name = ''
while True:
input_name = input("Write your audio file\'s path for converting : ")
if input_name == 'quit':
break
elif len(glob.glob(input_name)) == 0:
print("That audio file doesn't exist! Try something else.")
continue
convert_s = datetime.datetime.now()
mfcc, spec, mel_spec = get_mfccs_and_spectrogram(input_name,
trim=False,
isConverting=True)
mfcc = np.expand_dims(mfcc, axis=0)
spec = np.expand_dims(spec, axis=0)
mel_spec = np.expand_dims(mel_spec, axis=0)
output_audio, ppgs = convert(predictor, mfcc, spec, mel_spec)
input_audio, samplerate = load(input_name,
sr=hp.default.sr,
dtype=np.float64)
"""
# F0 adaptation with WORLD Vocoder
f0_conv_s = datetime.datetime.now()
output_audio = f0_adapt(input_audio, output_audio, logdir2, samplerate)
f0_conv_e = datetime.datetime.now()
f0_conv_time = f0_conv_e - f0_conv_s
print("F0 Adapting Time:{}s".format(f0_conv_time.seconds))
"""
# Saving voice-converted audio to 32-bit float wav file
# print(audio.dtype)
output_audio = output_audio.astype(np.float32)
write_wav(path="./converted/" + input_name,
y=output_audio,
sr=hp.default.sr)
# Saving PPGS data to Grayscale Image and raw binary file
ppgs = np.squeeze(ppgs, axis=0)
plt.imsave('./converted/debug/' + input_name + '.png',
ppgs,
cmap='binary')
np.save('./converted/debug/' + input_name + '.npy', ppgs)
convert_e = datetime.datetime.now()
convert_time = convert_e - convert_s
print("Total Converting Time:{}s".format(convert_time.seconds))