Stream_go2rtc rtsp://127.0.0.1:8554/cam01

stream_url=$Stream_go2rtc
output_file=$MnDir$Name'/'$Year$Month$Day$Time'.mp4'
duration=605
ffmpeg  -fflags +nobuffer+igndts  -flags low_delay -rtsp_transport tcp -i "$stream_url" -c:v copy -video_track_timescale "$duration" -c:a aac -strict experimental -t "$duration" "$output_file" > /tmp/dvr/$Name'_'$M'.txt' 2>&1