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https://github.com/xinnan-tech/xiaozhi-esp32-server.git
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80 lines
2.9 KiB
Python
80 lines
2.9 KiB
Python
import os
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import uuid
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import json
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import base64
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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.dto.dto import TTSMessageDTO, MsgType, SentenceType
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from core.utils.util import check_model_key
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from core.providers.tts.base import TTSProviderBase
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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.appid = config.get("appid")
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self.access_token = config.get("access_token")
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self.cluster = config.get("cluster")
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self.voice = config.get("voice")
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self.api_url = config.get("api_url")
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self.authorization = config.get("authorization")
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self.header = {"Authorization": f"{self.authorization}{self.access_token}"}
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check_model_key("TTS", self.access_token)
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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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"app": {
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"appid": f"{self.appid}",
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"token": "access_token",
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"cluster": self.cluster
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},
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"user": {
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"uid": "1"
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},
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"audio": {
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"voice_type": self.voice,
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"encoding": "wav",
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"speed_ratio": 1.0,
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"volume_ratio": 1.0,
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"pitch_ratio": 1.0,
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},
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"request": {
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"reqid": str(uuid.uuid4()),
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"text": text,
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"text_type": "plain",
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"operation": "query",
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"with_frontend": 1,
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"frontend_type": "unitTson"
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}
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}
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try:
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resp = requests.post(self.api_url, json.dumps(request_json), headers=self.header)
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if "data" in resp.json():
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data = resp.json()["data"]
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file_to_save = open(tmp_file, "wb")
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file_to_save.write(base64.b64decode(data))
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else:
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raise Exception(f"{__name__} status_code: {resp.status_code} response: {resp.content}")
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except Exception as e:
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raise Exception(f"{__name__} error: {e}")
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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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