ffmpeg用tcp方式读取stsp流时会断线出错

命令如下./ffmpeg -rtsp_transport tcp -i "rtsp://192.168.1.177:554/stream/0" -vcodec copy -report -acodec copy -y -f flv "rectest.flv"

每次读取一段时间后都会报错,错误提示如下:
错误信息如下
Failed to update header with correct duration.
Failed to update header with correct filesize.
video:114980kB audio:3872kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.215952%
求问怎么解决断线的问题!

参考一下这个:ffmpeg+ffserver将IP Camera的RTSP流转换为flv流

ffmpeg -rtsp_transport tcp -i rtsp://admin:admin@cam.no-ip.org:554/video.mp4 –vcodec

flv -acodec copy -r 25 http://127.0.0.1:8010/feed1.ffm -f flv -loglevel quiet