anchor.diff:  mp4v;MPEG-4;4CC;V;MPEG-4V;;MPEG-4 Video (3GPP);http://www.apple.com/quicktime/download/standalone.html
   avc1;AVC;4CC;V;AVC;;H.264 (3GPP);http://www.apple.com/quicktime/download/standalone.html
   h263;H.263;4CC;V;;;H.263 (3GPP);http://www.apple.com/quicktime/download/standalone.html
  -s263;H.263;4CC;V;;;H.263 (3GPP);http://www.apple.com/quicktime/download/standalone.html
  +s263;H.263;4CC;V;;;Advanced Video Codec;http://www.apple.com/quicktime/download/standalone.html
   samr;AMR-NB;4CC;A;;;AMR narrow band (3GPP);http://www.apple.com/quicktime/download/standalone.html
   sawb;AMR-WB;4CC;A;;;AMR wide band (3GPP);http://www.apple.com/quicktime/download/standalone.html
   sevc;EVRC;4CC;A;;;;http://www.apple.com/quicktime/download/standalone.html
  
positive.code: MPEG-4 AAC LC;AAC LC;Mp4v2;A;AAC;;;
  MPEG-4 AAC SSR;AAC SSR;Mp4v2;A;AAC;;;
  MPEG-4 AAC LTP;AAC LTP;Mp4v2;A;AAC;;;
  AVC;AVC;MediaInfo;V;AVC;;MPEG-4 AVC;http://developers.videolan.org/x264.html
  MPEG-1V;MPEG-1 Video;MediaInfo;V;MPEG-V;;;
  MPEG-2V;MPEG-2 Video;MediaInfo;V;MPEG-V;;;
  MPEG-4V;MPEG-4 Visual;MediaInfo;V;MPEG-4V;;;
  
negative.code: AURA;YUV;4CC;V;YUV;;Auravision Aura 1 - YUV 411;
  AUVX;AUVX;4CC;V;;;USH GmbH;
  AV1X;Avid 1:1;4CC;V;;;Avid 1:1x (Quick Time);http://mirror01.iptelecom.net.ua/~video/codecs/Avid.VfW.codec.v2.0d2.exe
  AVC1;AVC;4CC;V;AVC;;Advanced Video Codec;http://ffdshow.sourceforge.net/tikiwiki/tiki-index.php?page=Getting+ffdshow
  AVD1;Avid DV;4CC;V;DV;;Avid DV (Quick Time);http://mirror01.iptelecom.net.ua/~video/codecs/Avid.VfW.codec.v2.0d2.exe
  AVDJ;Avid JFIF;4CC;V;M-JPEG;;Avid Meridien JFIF with Alpha-channel;http://mirror01.iptelecom.net.ua/~video/codecs/Avid.VfW.codec.v2.0d2.exe
  AVDN;Avid HD;4CC;V;;;Avid DNxHD (Quick Time);http://mirror01.iptelecom.net.ua/~video/codecs/Avid.VfW.codec.v2.0d2.exe
  