ffmpeg rtp stream timeout

ffmpeg -loglevel verbose -i rtp://239.0.0.1:5004

ffmpeg version N-81697-gcb78d14 Copyright (c) 2000-2016 the FFmpeg developers
  built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.2) 20160609
  configuration: --prefix=/usr/local
  libavutil      55. 29.100 / 55. 29.100
  libavcodec     57. 57.100 / 57. 57.100
  libavformat    57. 49.100 / 57. 49.100
  libavdevice    57.  0.102 / 57.  0.102
  libavfilter     6. 62.100 /  6. 62.100
  libswscale      4.  1.100 /  4.  1.100
  libswresample   2.  1.100 /  2.  1.100
[rtp @ 0x1fff260] SDP:
v=0
c=IN IP4 239.0.0.1
m=application 5004 RTP/AVP 33

[rtp @ 0x1fff260] setting jitter buffer size to 500
[NULL @ 0x2004200] non-existing PPS 0 referenced
[h264 @ 0x2004200] non-existing PPS 0 referenced
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[rtp @ 0x1fff260] PES packet size mismatch
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[h264 @ 0x2004200] non-existing PPS 0 referenced
    Last message repeated 1 times
[h264 @ 0x2004200] decode_slice_header error
[h264 @ 0x2004200] no frame!
[rtp @ 0x1fff260] max_analyze_duration 5000000 reached at 5015467 microseconds st:0
[rtp @ 0x1fff260] decoding for stream 1 failed
[rtp @ 0x1fff260] Could not find codec parameters for stream 1 (Video: h264, 1 reference frame ([27][0][0][0] / 0x001B), none): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Input #0, rtp, from 'rtp://239.0.0.1:5004':
  Duration: N/A, start: 4570.686689, bitrate: N/A
  Program 1
    Stream #0:0: Audio: mp2, 44100 Hz, stereo, s16p, 128 kb/s
    Stream #0:1: Video: h264, 1 reference frame ([27][0][0][0] / 0x001B), none, 25 tbr, 90k tbn
At least one output file must be specified