How to set up ffmpeg correctly?

Question

linux

Hello! How to properly configure ffmpeg so that it picks up an RTSP stream from an ip camera?

[email protected]:/home/denis# ffmpeg -i rtsp://admin:[email protected]:554/cam/realmonitor?channel=1&subtype=0
[11] 2208
[email protected]:/home/denis# ffmpeg version 2.5 Copyright (c) 2000-2014 the FFmpeg developers
  built on Dec  7 2014 00:03:31 with gcc 4.9.1 (Ubuntu 4.9.1-16ubuntu6)
  configuration: --disable-yasm
  libavutil      54. 15.100 / 54. 15.100
  libavcodec     56. 13.100 / 56. 13.100
  libavformat    56. 15.102 / 56. 15.102
  libavdevice    56.  3.100 / 56.  3.100
  libavfilter     5.  2.103 /  5.  2.103
  libswscale      3.  1.101 /  3.  1.101
  libswresample   1.  1.100 /  1.  1.100

And that's it ...
Here's how to understand whether it works or not? Through VLC, the RTSP stream is excellent! And here I don’t know what’s the matter ... Maybe the built-in video core server is not enough to process the stream? Buy a video card?

Answer 1

what outputs?
ffmpeg -i