16:9], 7551 kb/s, 25 fps, 25 tbr, 2500 tbn (default)
    Metadata:
      creation_time   : 2024-05-16T05:47:09.000000Z
      handler_name    : VideoHandler
      vendor_id       : [0][0][0][0]
      encoder         : h264
  Stream #0:1[0x2](eng): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 191 kb/s (default)
    Metadata:
      creation_time   : 2024-05-16T05:47:09.000000Z
      handler_name    : SoundHandler
      vendor_id       : [0][0][0][0]
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> mpeg4 (native))
  Stream #0:1 -> #0:1 (aac (native) -> aac (native))
Press [q] to stop, [?] for help

ffmpeg -re -stream_loop -1 -iimput.mp4  -f rtsp rtsp://192.168.1.120:8554/h264/ch1/main/av_stream3

电脑的ip不对，要固定一下电脑的ip地址为192.168.1.120