MP-1827

>ffmpeg -i native.avi
... trimmed ...
Input #0, avi, from 'native.avi':
  Metadata:
    encoder         : MEncoder dev-SVN-r27958-4.2.2
  Duration: 00:01:15.83, start: 0.000000, bitrate: 414 kb/s
    Stream #0:0: Video: mpeg4 (Simple Profile) (XVID / 0x44495658), yuv420p, 160x128 [SAR 1:1 DAR 5:4], SAR 65536:65535
DAR 16384:13107, 15 tbr, 15 tbn, 15 tbc
    Stream #0:1: Audio: mp2 (P[0][0][0] / 0x0050), 44100 Hz, stereo, s16, 128 kb/s
******************************************************************************
>ffmpeg -i avisample.avi -vtag XVID -vcodec libxvid -s 160x128 -aspect 5:4 -r 15 -acodec mp2 -ar 44100 -ac 2 -ab 128k output.avi
******************************************************************************
>ffmpeg -i output.avi
... trimmed ...
Input #0, avi, from 'output.avi':
  Metadata:
    comment         : Footage: Small World Productions, Inc; Tourism New Zealand | Producer: Gary F. Spradling | Music:
Steve Ball
    copyright       : © 2008 Microsoft Corporation
    title           : Wildlife in HD
    encoder         : Lavf54.3.100
  Duration: 00:00:30.17, start: 0.000000, bitrate: 352 kb/s
    Stream #0:0: Video: mpeg4 (Simple Profile) (XVID / 0x44495658), yuv420p, 160x128 [SAR 1:1 DAR 5:4], 15 tbr, 15 tbn,
15 tbc
    Stream #0:1: Audio: mp2 (P[0][0][0] / 0x0050), 44100 Hz, stereo, s16, 128 kb/s