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use Octave 1 if description provided

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ivaaan
2025-10-28 20:36:34 +01:00
parent f38f4711ac
commit a9118eb2cd
1 changed files with 5 additions and 1 deletions
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6
src/pipecat/services/hume/tts.py
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@@ -184,11 +184,15 @@ class HumeTTSService(TTSService):
# Hume emits mono PCM at 48 kHz; downstream can resample if needed. # Hume emits mono PCM at 48 kHz; downstream can resample if needed.
# We buffer audio bytes before sending to prevent glitches. # We buffer audio bytes before sending to prevent glitches.
self._audio_bytes = b"" self._audio_bytes = b""
# Use version "2" by default if no description is provided
# Version "1" is needed when description is used
version = "1" if self._params.description is not None else "2"
async for chunk in self._client.tts.synthesize_json_streaming( async for chunk in self._client.tts.synthesize_json_streaming(
utterances=[utterance], utterances=[utterance],
format=pcm_fmt, format=pcm_fmt,
instant_mode=True, instant_mode=True,
version="2", version=version,
): ):
audio_b64 = getattr(chunk, "audio", None) audio_b64 = getattr(chunk, "audio", None)
if not audio_b64: if not audio_b64: