30 lines
1.0 KiB
Python
30 lines
1.0 KiB
Python
from collections.abc import AsyncGenerator
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from dailyai.services.ai_services import TTSService
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class DeepgramTTSService(TTSService):
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def __init__(
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self,
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*,
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aiohttp_session,
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api_key,
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voice="alpha-asteria-en-v2"):
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super().__init__()
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self._voice = voice
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self._api_key = api_key
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self._aiohttp_session = aiohttp_session
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def get_mic_sample_rate(self):
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return 24000
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async def run_tts(self, sentence) -> AsyncGenerator[bytes, None]:
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self.logger.info(f"Running deepgram tts for {sentence}")
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base_url = "https://api.beta.deepgram.com/v1/speak"
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request_url = f"{base_url}?model={self._voice}&encoding=linear16&container=none&sample_rate=16000"
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headers = {"authorization": f"token {self._api_key}"}
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body = {"text": sentence}
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async with self._aiohttp_session.post(request_url, headers=headers, json=body) as r:
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async for data in r.content:
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yield data
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