ffprobe_output

ffprobe version git-2012-07-31-d2ca5dd Copyright (c) 2007-2012 the FFmpeg developers
  built on Jul 31 2012 16:21:59 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
  configuration: --enable-gpl --enable-libfaac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-librtmp --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree --enable-version3
  libavutil      51. 66.100 / 51. 66.100
  libavcodec     54. 46.100 / 54. 46.100
  libavformat    54. 22.100 / 54. 22.100
  libavdevice    54.  2.100 / 54.  2.100
  libavfilter     3.  5.101 /  3.  5.101
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'overlay_video.mov':
  Metadata:
    major_brand     : qt  
    minor_version   : 512
    compatible_brands: qt  
    encoder         : Lavf53.21.0
  Duration: 00:00:00.04, start: 0.000000, bitrate: 4776 kb/s
    Stream #0:0(eng): Video: png (png  / 0x20676E70), rgba, 1280x720, 4640 kb/s, 25 fps, 25 tbr, 25 tbn, 25 tbc
    Metadata:
      handler_name    : DataHandler
[FRAME]
media_type=video
key_frame=1
pkt_pts=0
pkt_pts_time=0.000000
pkt_dts=0
pkt_dts_time=0.000000
pkt_duration=1
pkt_duration_time=0.040000
pkt_pos=36
width=1280
height=720
pix_fmt=rgba
sample_aspect_ratio=N/A
pict_type=I
coded_picture_number=0
display_picture_number=0
interlaced_frame=0
top_field_first=0
repeat_pict=0
reference=3
[/FRAME]