Vevo library:

	- key framed parameters
	- data conversion routines
	  ( uint8_t -> int8_t , uint8_t -> int16_t etc etc)
	- color space conversion routines
	  ( YCbCr -> RGB  etc etc)
	- sub/super sampling routines
	  ( 4:2:0 sampling -> 4:2:2 -> 4:4:4 )