PCM音频模式

main/xiaozhi-server/core/providers/asr/baidu.py

@@ -49,22 +49,6 @@ class ASRProvider(ASRProviderBase):
 
         return file_path
 
-    @staticmethod
-    def decode_opus(opus_data: List[bytes]) -> bytes:
-        """将Opus音频数据解码为PCM数据"""
-
-        decoder = opuslib_next.Decoder(16000, 1)  # 16kHz, 单声道
-        pcm_data = []
-
-        for opus_packet in opus_data:
-            try:
-                pcm_frame = decoder.decode(opus_packet, 960)  # 960 samples = 60ms
-                pcm_data.append(pcm_frame)
-            except opuslib_next.OpusError as e:
-                logger.bind(tag=TAG).error(f"Opus解码错误: {e}", exc_info=True)
-
-        return pcm_data
-
     async def speech_to_text(
         self, opus_data: List[bytes], session_id: str
     ) -> Tuple[Optional[str], Optional[str]]: