问Android端推流时本地录制，调用stopRecord()停止fail，生成本地文件不能播放？

log：

05-08 09:57:36.868 D/TXLivePusher(20577): liteav_api stopRecord

05-08 09:57:36.868 D/TXCMP4HWMuxer(20577): stop. start flag = true, video key frame set = true

05-08 09:57:36.868 D/MPEG4Writer(20577): Video track stopping

05-08 09:57:36.868 D/MPEG4Writer(20577): Video track source stopping

05-08 09:57:36.868 D/MPEG4Writer(20577): Video track stopped status:0

05-08 09:57:36.868 I/MPEG4Writer(20577): Received total/0-length (293/0) buffers and encoded 293 frames. - Video

05-08 09:57:36.868 E/MPEG4Writer(20577): The number of recorded samples is 0

05-08 09:57:36.868 D/MPEG4Writer(20577): Audio track stopping

05-08 09:57:36.868 D/MPEG4Writer(20577): Audio track source stopping

05-08 09:57:36.868 D/MPEG4Writer(20577): Audio track stopped status:0

05-08 09:57:36.868 W/MPEG4Writer(20577): 0-duration samples found: 1

05-08 09:57:36.868 W/MPEG4Writer(20577): 0-duration samples found: 1

05-08 09:57:36.868 I/MPEG4Writer(20577): Received total/0-length (0/0) buffers and encoded 0 frames. - Audio

05-08 09:57:36.868 I/MPEG4Writer(20577): Audio track drift time: 0 us

05-08 09:57:36.868 D/MPEG4Writer(20577): Duration from tracks range is [0, 14694000] us

05-08 09:57:36.868 D/MPEG4Writer(20577): Stopping writer thread

05-08 09:57:36.868 D/MPEG4Writer(20577): 0 chunks are written in the last batch

05-08 09:57:36.868 D/MPEG4Writer(20577): Writer thread stopped

05-08 09:57:36.868 E/TXCMP4HWMuxer(20577): muxer stop/release exception: java.lang.IllegalStateException: Failed to stop the muxer

05-08 09:57:36.868 W/TXLivePusher(20577): start record

05-08 09:57:36.868 D/MainActivity(20577): onRecordComplete. errcode = -1, errmsg = record video failed, output = null, cover = null

05-08 09:57:36.868 W/TXLivePusher(20577): record complete fail