Rapidlyevolvingcomputerandcommunicationstechnologieshaveachieveddatatransmissionratesanddatastoragecapacitieshighenoughfordigitalvideo.Butvideoinvolvesmuchmorethanjustpushingbits!Achievingthebestpossibleimagequality,accuratecolor,andsmoothmotionrequiresunderstandingmanyaspectsofimageacqu