ffmpeg -re -i ./transformers/trans3-720p.h264 -c:v copy -fflags +genpts -f mpegts udp://192.168.1.2:5004
ffmpeg version N-48393-g8bc7422 Copyright (c) 2000-2013 the FFmpeg developers
  built on Jan  2 2013 14:48:50 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
  configuration: --prefix=/opt/x86 --enable-gpl --enable-shared --enable-libx264 --enable-libxvid --extra-cflags=-I/opt/x86/include --extra-ldflags=-L/opt/x86/lib
  libavutil      52. 13.100 / 52. 13.100
  libavcodec     54. 85.100 / 54. 85.100
  libavformat    54. 59.100 / 54. 59.100
  libavdevice    54.  3.102 / 54.  3.102
  libavfilter     3. 30.102 /  3. 30.102
  libswscale      2.  1.103 /  2.  1.103
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  2.100 / 52.  2.100
[h264 @ 0x9915060] max_analyze_duration 5000000 reached at 5005000
[h264 @ 0x9915060] Estimating duration from bitrate, this may be inaccurate
Input #0, h264, from './transformers/trans3-720p.h264':
  Duration: N/A, bitrate: N/A
    Stream #0:0: Video: h264 (High), yuv420p, 1280x720, 23.98 fps, 23.98 tbr, 1200k tbn, 47.95 tbc
Output #0, mpegts, to 'udp://192.168.1.2:5004':
  Metadata:
    encoder         : Lavf54.59.100
    Stream #0:0: Video: h264, yuv420p, 1280x720, q=2-31, 23.98 fps, 90k tbn, 23.98 tbc
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
[mpegts @ 0x991c620] first pts value must set
av_interleaved_write_frame(): Invalid data found when processing input