Merge pull request #1887 from jerryuhoo/fix_preprocess

[tts] normalize wav max value to 1 in preprocess, test=tts
pull/1892/head
TianYuan 3 years ago committed by GitHub
commit 3474188b29
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@ -55,8 +55,11 @@ def process_sentence(config: Dict[str, Any],
if utt_id in sentences:
# reading, resampling may occur
wav, _ = librosa.load(str(fp), sr=config.fs)
if len(wav.shape) != 1 or np.abs(wav).max() > 1.0:
if len(wav.shape) != 1:
return record
max_value = np.abs(wav).max()
if max_value > 1.0:
wav = wav / max_value
assert len(wav.shape) == 1, f"{utt_id} is not a mono-channel audio."
assert np.abs(wav).max(
) <= 1.0, f"{utt_id} is seems to be different that 16 bit PCM."

@ -47,8 +47,11 @@ def process_sentence(config: Dict[str, Any],
if utt_id in sentences:
# reading, resampling may occur
y, _ = librosa.load(str(fp), sr=config.fs)
if len(y.shape) != 1 or np.abs(y).max() > 1.0:
if len(y.shape) != 1:
return record
max_value = np.abs(y).max()
if max_value > 1.0:
y = y / max_value
assert len(y.shape) == 1, f"{utt_id} is not a mono-channel audio."
assert np.abs(y).max(
) <= 1.0, f"{utt_id} is seems to be different that 16 bit PCM."

@ -47,8 +47,11 @@ def process_sentence(config: Dict[str, Any],
if utt_id in sentences:
# reading, resampling may occur
wav, _ = librosa.load(str(fp), sr=config.fs)
if len(wav.shape) != 1 or np.abs(wav).max() > 1.0:
if len(wav.shape) != 1:
return record
max_value = np.abs(wav).max()
if max_value > 1.0:
wav = wav / max_value
assert len(wav.shape) == 1, f"{utt_id} is not a mono-channel audio."
assert np.abs(wav).max(
) <= 1.0, f"{utt_id} is seems to be different that 16 bit PCM."

@ -51,8 +51,11 @@ def process_sentence(config: Dict[str, Any],
if utt_id in sentences:
# reading, resampling may occur
wav, _ = librosa.load(str(fp), sr=config.fs)
if len(wav.shape) != 1 or np.abs(wav).max() > 1.0:
if len(wav.shape) != 1:
return record
max_value = np.abs(wav).max()
if max_value > 1.0:
wav = wav / max_value
assert len(wav.shape) == 1, f"{utt_id} is not a mono-channel audio."
assert np.abs(wav).max(
) <= 1.0, f"{utt_id} is seems to be different that 16 bit PCM."

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