问题遇到的现象
在ROS下使用百度的语音转文字，vlc出现报错
运行结果及报错内容
已将user_id, api_key, Secrect_Key改为了自己创建的应用。
运行：roslaunch simple_voice simple_speaker.launch
[INFO] [1656414979.858243]: initialization system
[INFO] [1656414979.890177]: start speaking
[00007f67200019d0] cache_read stream error: cannot pre fill buffer
[00007f6720001170] mjpeg demux error: cannot peek
[00007f675c0c2660] main input error: Your input can't be opened
[00007f675c0c2660] main input error: VLC is unable to open the MRL 'file:///home/ras-pp/Xbot/src/simple_voice/src/你好.mp3'. Check the log for details.
[INFO] [1656414980.921185]: done
