crop-jose1

ffmpeg  -i "C:\Users\Jose\Documents\My Videos\Debut\Untitled 36.avi"  -vcodec mpeg4  -qscale 3 -crop 100:100:250:250   -acodec libmp3lame  -ab 128k  -ar 44100  -vol 256 "e:\\Untitled 36.avi"

ffmpeg version N-38938-ge01f478 Copyright (c) 2000-2012 the FFmpeg developers
  built on Mar 19 2012 23:16:52 with gcc 4.6.2
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
  libavutil      51. 42.100 / 51. 42.100
  libavcodec     54. 12.100 / 54. 12.100
  libavformat    54.  2.100 / 54.  2.100
  libavdevice    53.  4.100 / 53.  4.100
  libavfilter     2. 65.101 /  2. 65.101
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0.  7.100 /  0.  7.100
  libpostproc    52.  0.100 / 52.  0.100
[mpeg4 @ 003099A0] Invalid and inefficient vfw-avi packed B frames detected
Input #0, avi, from 'C:\Users\Jose\Documents\My Videos\Debut\Untitled 36.avi':
  Duration: 00:03:55.33, start: 0.000000, bitrate: 507 kb/s
    Stream #0:0: Video: mpeg4 (Advanced Simple Profile) (XVID / 0x44495658), yuv420p, 636x472 [SAR 1:1 DAR 159:118], 30 fps, 25 tbr, 30 tbn, 25 tbc
    Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 44100 Hz, mono, s16, 128 kb/s
Please use -q:a or -q:v, -qscale is ambiguous
Unrecognized option 'crop'
Failed to set value '100:100:250:250' for option 'crop'