Changed sampling rate

voice/baidu/baidu_voice.py

@@ -62,7 +62,7 @@ class BaiduVoice(Voice):
         # 识别本地文件
         logger.debug("[Baidu] voice file name={}".format(voice_file))
         pcm = get_pcm_from_wav(voice_file)
-        res = self.client.asr(pcm, "pcm", 8000, {"dev_pid": self.dev_id})
+        res = self.client.asr(pcm, "pcm", 16000, {"dev_pid": self.dev_id})
         if res["err_no"] == 0:
             logger.info("百度语音识别到了：{}".format(res["result"]))
             text = "".join(res["result"])