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feat(chat): add hidden api _encode_spk_emb #474

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merged 1 commit into from
Jun 27, 2024
Merged

feat(chat): add hidden api _encode_spk_emb #474

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9 changes: 6 additions & 3 deletions ChatTTS/core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -154,17 +154,20 @@ def unload(self):
self.__init__(logger)

def sample_random_speaker(self) -> str:
return self._encode_spk_emb(self._sample_random_speaker())

@staticmethod
def _encode_spk_emb(spk_emb: torch.Tensor) -> str:
with torch.no_grad():
spk = self._sample_random_speaker()
arr: np.ndarray = spk.cpu().numpy()
arr: np.ndarray = spk_emb.cpu().numpy()
s = b14.encode_to_string(
lzma.compress(
arr.tobytes(),
format=lzma.FORMAT_RAW,
filters=[{"id": lzma.FILTER_LZMA2, "preset": 9 | lzma.PRESET_EXTREME}],
),
)
del arr, spk
del arr
return s

def _sample_random_speaker(self) -> torch.Tensor:
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