In MPEG, what are all the different kinds of frames?
(b) What are they used for?
(c) Is the method that is used for motion compensation in MPEG based on x, y translation the most complicated method for motion compensation in use now in any standard? If so, explain why; if not, explain what other method is used.
(d) Does MPEG video compression require a higher bitrate for video clips that have more action in them? Explain.
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