title: FFmpeg cannot recognize a preset even though it does exist Ubuntu 12.04
body: <p>I have installed ffmpeg and x264 folloowing the steps in this documentation :<a href="http://ffmpeg.org/trac/ffmpeg/wiki/UbuntuCompilationGuide" rel="nofollow noreferrer">http://ffmpeg.org/trac/ffmpeg/wiki/UbuntuCompilationGuide</a></p>
  
  <p>Now I have this  line to execute :</p>
  
  <pre><code>sudo /usr/bin/ffmpeg -i input_file.flv -f flv -vcodec libx264 -vpre normal -r 25 -s 0x0 -aspect 1.7777777777778 -padcolor 000000 -padtop 0 -padbottom 0 -padleft 0 -padright 0 -acodec libfaac -ab 128000 -ar 22050 output_file.flv
  
  Input #0, flv, from 'WIN! Jwow.flv':
    Metadata:
      starttime       : 0
      totalduration   : 101
      totaldatarate   : 865
      bytelength      : 10897460
      canseekontime   : true
      sourcedata      : BD58B2E43HH1338284027987695
      purl            : 
      pmsg            : 
    Duration: 00:01:40.66, start: 0.000000, bitrate: 877 kb/s
      Stream #0.0: Video: h264 (Main), yuv420p, 640x360, 745 kb/s, 29.97 tbr, 1k tbn, 59.94 tbc
      Stream #0.1: Audio: aac, 44100 Hz, stereo, s16, 131 kb/s
  **File for preset 'normal' not found**
  </code></pre>
  
  <p>I have the presets in the the following directories:</p>
  
  <pre><code>/usr/share/ffmpeg
  /usr/local/share/ffmpeg
  /home/user/.ffmpeg
  /usr/local/src/ffmpeg/presets
  </code></pre>
  
  <p>And still getting the same error: <strong>File for preset 'normal' not found</strong></p>
  
  <p>What is the problem here?</p>
  
  <p>Extra info - this is what i get when i do ffmpeg -version</p>
  
  <pre><code>ffmpeg version git-2012-05-31-60de761
  built on May 31 2012 15:54:11 with gcc 4.6.3
  configuration: --enable-gpl --enable-libfaac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libtheora --enable-libvorbis --enable-libx264 --enable-nonfree --enable-version3 --enable-x11grab
  </code></pre>