library reading metadata from media files -- headers

 MediaInfo is a library used for retrieving technical information and other
 metadata about audio or video files.
 .
 A non-exhaustive list of the information MediaInfo can retrieve from media
 files include:
  - General: title, author, director, album, track number, date, duration...
  - Video: codec, aspect, fps, bitrate...
  - Audio: codec, sample rate, channels, language, bitrate...
  - Text: language of subtitle
  - Chapters: number of chapters, list of chapters
 .
 MediaInfo supports the following formats:
  - Video: MKV, OGM, AVI, DivX, WMV, QuickTime, Real, MPEG-1, MPEG-2,
           MPEG-4, DVD (VOB)...
  - Video Codecs: DivX, XviD, MSMPEG4, ASP, H.264, AVC...)
  - Audio: OGG, MP3, WAV, RA, AC3, DTS, AAC, M4A, AU, AIFF...
  - Subtitles: SRT, SSA, ASS, SAMI...
 .
 This package contains the headers and other development support files needed
 for compiling and linking applications and libraries which use this library.