问TXLivePlayer 有画面无声音？

直播的时候前4分钟忘了开声音，后面有打开。 现在看点播，一直无声音。

日志：

Stream #0:0

2019-07-02 11:50:32.265457+0800 CommonPro[34533:1910412] IJKMEDIA:, 21, 1/90000

2019-07-02 11:50:32.265470+0800 CommonPro[34533:1910412] IJKMEDIA:: Video: h264, 1 reference frame ([27][0][0][0] / 0x001B), yuv420p(left), 544x960, 0/1

2019-07-02 11:50:32.265488+0800 CommonPro[34533:1910412] IJKMEDIA:,

2019-07-02 11:50:32.265516+0800 CommonPro[34533:1910412] IJKMEDIA:15.58 tbr,

2019-07-02 11:50:32.265529+0800 CommonPro[34533:1910412] IJKMEDIA:90k tbn,

2019-07-02 11:50:32.265546+0800 CommonPro[34533:1910412] IJKMEDIA:36 tbc

2019-07-02 11:50:32.265563+0800 CommonPro[34533:1910412] IJKMEDIA:

2019-07-02 11:50:32.266673+0800 CommonPro[34533:1910412] IJKMEDIA: Metadata:

2019-07-02 11:50:32.266692+0800 CommonPro[34533:1910412] IJKMEDIA: variant_bitrate :

2019-07-02 11:50:32.266713+0800 CommonPro[34533:1910412] IJKMEDIA:0

2019-07-02 11:50:32.266730+0800 CommonPro[34533:1910412] IJKMEDIA:

2019-07-02 11:50:32.266791+0800 CommonPro[34533:1910412] IJKMEDIA:detected 2 logical cores

2019-07-02 11:50:32.266846+0800 CommonPro[34533:1910412] IJKMEDIA:[h264 @ 0x107c02200] Ignoring NAL type 9 in extradata

2019-07-02 11:50:32.267005+0800 CommonPro[34533:1910412] IJKMEDIA:[FFPlayer @ 0x107bbf200] VideoCodec: avcodec, h264

正常的点播 除了Stream #0:0，还有Stream #0:1，然后有调用 aout_open_audio()

点播文件用浏览器打开观看，前4分钟无声音，后面有声音。

请问应该怎么处理？