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https://github.com/xinnan-tech/xiaozhi-esp32-server.git
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57 lines
2.2 KiB
Python
57 lines
2.2 KiB
Python
import os
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import uuid
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import requests
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from datetime import datetime
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from pydub import AudioSegment
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from core.providers.tts.base import TTSProviderBase
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from core.providers.tts.dto.dto import TTSMessageDTO, MsgType, SentenceType
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class TTSProvider(TTSProviderBase):
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def __init__(self, config, delete_audio_file):
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super().__init__(config, delete_audio_file)
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self.model = config.get("model")
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self.access_token = config.get("access_token")
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self.voice = config.get("voice")
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self.response_format = config.get("response_format")
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self.sample_rate = config.get("sample_rate")
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self.speed = config.get("speed")
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self.gain = config.get("gain")
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self.host = "api.siliconflow.cn"
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self.api_url = f"https://{self.host}/v1/audio/speech"
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def generate_filename(self, extension=".wav"):
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return os.path.join(self.output_file, f"tts-{datetime.now().date()}@{uuid.uuid4().hex}{extension}")
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async def text_to_speak(self, u_id, text, is_last_text=False, is_first_text=False):
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tmp_file = self.generate_filename()
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request_json = {
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"model": self.model,
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"input": text,
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"voice": self.voice,
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"response_format": self.response_format,
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}
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headers = {
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"Authorization": f"Bearer {self.access_token}",
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"Content-Type": "application/json"
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}
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response = requests.request("POST", self.api_url, json=request_json, headers=headers)
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data = response.content
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file_to_save = open(tmp_file, "wb")
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file_to_save.write(data)
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# 使用 pydub 读取临时文件
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audio = AudioSegment.from_file(tmp_file, format="wav")
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audio = audio.set_channels(1).set_frame_rate(16000)
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opus_datas = self.wav_to_opus_data_audio_raw(audio.raw_data)
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yield TTSMessageDTO(u_id=u_id, msg_type=MsgType.TTS_TEXT_RESPONSE, content=opus_datas, tts_finish_text=text,
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sentence_type=SentenceType.SENTENCE_START)
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# 用完后删除临时文件
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try:
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os.remove(tmp_file)
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except FileNotFoundError:
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# 若文件不存在，忽略该异常
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pass
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