update:优化了websocket对数据库连接的获取与释放

utils/xf_asr_utils.py

@@ -38,7 +38,7 @@ def generate_xf_asr_url():
 
 
 def make_first_frame(buf):
-    first_frame = {"common" : {"app_id":Config.XF_ASR.APP_ID},"business" : {"domain":"iat","language":"zh_cn","accent":"mandarin","vad_eos":10000},
+    first_frame = {"common" : {"app_id":Config.XF_ASR.APP_ID},"business" : {"domain":"iat","language":"zh_cn","accent":"mandarin","vinfo":1,"vad_eos":1000},
                    "data":{"status":0,"format":"audio/L16;rate=16000","audio":buf,"encoding":"raw"}}
     return json.dumps(first_frame)