ffmpeg -use_wallclock_as_timestamps 1 -rtsp_transport tcp -i rtsp://192.168.1.105/media/video1 -c:a aac -c:v copy -flags +global_header -strftime 1 -f segment -map 0:0 -segment_time 30 -reset_timestamps 1 file_%Y-%m-%d_%H-%M-%S.mp4