[ghost@ghost ~]$ ffmpeg -y -i "/run/media/ghost/24c2042f-253a-46da-902f-07100b57e439/ghost/Downloads/.msdowl/derp.wmv" -ab 320k -ar 48000 -ac 2 -c:v libxvid "/home/ghost/Downloads/Clean-Colored_by_dummas/derp.3gp"
ffmpeg version 2.2.1 Copyright (c) 2000-2014 the FFmpeg developers
  built on Apr 10 2014 16:26:13 with gcc 4.8.2 (GCC) 20140206 (prerelease)
  configuration: --prefix=/usr --disable-debug --disable-static --enable-avresample --enable-dxva2 --enable-fontconfig --enable-gnutls --enable-gpl --enable-libass --enable-libbluray --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libv4l2 --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libxvid --enable-pic --enable-postproc --enable-runtime-cpudetect --enable-shared --enable-swresample --enable-vdpau --enable-version3 --enable-x11grab
  libavutil      52. 66.100 / 52. 66.100
  libavcodec     55. 52.102 / 55. 52.102
  libavformat    55. 33.100 / 55. 33.100
  libavdevice    55. 10.100 / 55. 10.100
  libavfilter     4.  2.100 /  4.  2.100
  libavresample   1.  2.  0 /  1.  2.  0
  libswscale      2.  5.102 /  2.  5.102
  libswresample   0. 18.100 /  0. 18.100
  libpostproc    52.  3.100 / 52.  3.100
Guessed Channel Layout for  Input Stream #0.0 : stereo
Input #0, asf, from '/run/media/ghost/24c2042f-253a-46da-902f-07100b57e439/ghost/Downloads/.msdowl/derp.wmv':
  Metadata:
    WMFSDKNeeded    : 0.0.0.0000
    DeviceConformanceTemplate: MP@HL
    WM/WMADRCPeakReference: 32767
    WM/WMADRCAverageReference: 5794
    WMFSDKVersion   : 9.00.00.4506
    IsVBR           : 0
  Duration: 00:22:18.58, start: 0.000000, bitrate: 2348 kb/s
    Stream #0:0(eng): Audio: wmav2 (a[1][0][0] / 0x0161), 44100 Hz, stereo, fltp, 64 kb/s
    Stream #0:1(eng): Video: wmv3 (Main) (WMV3 / 0x33564D57), yuv420p, 768x432, 2300 kb/s, 29.97 tbr, 1k tbn, 1k tbc
[libopencore_amrnb @ 0xa2ba40] Only 8000Hz sample rate supported
Output #0, 3gp, to '/home/ghost/Downloads/Clean-Colored_by_dummas/derp.3gp':
  Metadata:
    WMFSDKNeeded    : 0.0.0.0000
    DeviceConformanceTemplate: MP@HL
    WM/WMADRCPeakReference: 32767
    WM/WMADRCAverageReference: 5794
    WMFSDKVersion   : 9.00.00.4506
    IsVBR           : 0
    Stream #0:0(eng): Video: mpeg4 (libxvid), yuv420p, 768x432, q=2-31, 200 kb/s, 90k tbn, 29.97 tbc
    Stream #0:1(eng): Audio: amr_nb, 48000 Hz, stereo, s16, 320 kb/s
Stream mapping:
  Stream #0:1 -> #0:0 (wmv3 -> libxvid)
  Stream #0:0 -> #0:1 (wmav2 -> libopencore_amrnb)
Error while opening encoder for output stream #0:1 - maybe incorrect parameters such as bit_rate, rate, width or height