/usr/local/www/coop/web/videos/10# /usr/local/bin/ffmpeg -i 1559842086.avi  -ar 44100 -qmax 10 -vcodec flv test.flv [root@webadmin]
FFmpeg version SVN-r23201, Copyright (c) 2000-2010 the FFmpeg developers
  built on May 20 2010 17:14:56 with gcc 4.2.1 20070719  [FreeBSD]
  configuration: --extra-cflags=-D__BSD_VISIBLE
  libavutil     50.15. 3 / 50.15. 3
  libavcodec    52.68. 2 / 52.68. 2
  libavformat   52.63. 0 / 52.63. 0
  libavdevice   52. 2. 0 / 52. 2. 0
  libavfilter    1.20. 0 /  1.20. 0
  libswscale     0.10. 0 /  0.10. 0
[wmv3 @ 0x28802c00]Extra data: 8 bits left, value: 0

Seems stream 1 codec frame rate differs from container frame rate: 1000.00 (1000/1) -> 24.00 (24/1)
Input #0, asf, from '1559842086.avi':
  Metadata:
    title           :
    author          :
    copyright       :
    comment         :
    WMFSDKVersion   : 11.0.6001.7000
    WMFSDKNeeded    : 0.0.0.0000
    VBR Peak        : 100
    IsVBR           : 1
    Buffer Average  : 142
  Duration: 00:00:03.99, start: 3.000000, bitrate: 1101 kb/s
    Stream #0.0: Audio: wmapro, 44100 Hz, stereo, flt, 192 kb/s
    Stream #0.1: Video: wmv3, yuv420p, 1280x720, 24 tbr, 1k tbn, 1k tbc
[wmv3 @ 0x28802c00]Extra data: 8 bits left, value: 0
Output #0, flv, to 'test.flv':
  Metadata:
    encoder         : Lavf52.63.0
    Stream #0.0: Video: flv, yuv420p, 1280x720, q=2-10, 200 kb/s, 1k tbn, 24 tbc
    Stream #0.1: Audio: adpcm_swf, 44100 Hz, stereo, s16, 64 kb/s
Stream mapping:
  Stream #0.1 -> #0.0
  Stream #0.0 -> #0.1
Press [q] to stop encoding
Multiple frames in a packet from stream 0B time=1.67 bitrate=   0.0kbits/s
frame=   96 fps= 77 q=24.8 Lsize=     584kB time=3.95 bitrate=1211.4kbits/s
video:410kB audio:170kB global headers:0kB muxing overhead 0.536926%