* depends on libmp4v2 <http://code.google.com/p/mp4v2/>
(originally compiled against v1.6.1)

* File format details:
	- Files must be hinted (mpeg4ip can be used to create the hint
	  tracks).
	- Video track encoding must be supported by FS (e.g. H.263)
	- Audio track encoding must be PCMU/8000/Mono. The audio track
	  can be created with this tool:
	<https://asteriskvideo.svn.sourceforge.net/svnroot/asteriskvideo/tools/pcm2mp4.cpp>