Patent ID: 6269119
Filing Date: 2001-07-31
Classification: H04N

Abstract:
A sound-picture synchronous compression device comprising:sound compression means for compressing sound information;picture compression means for compressing picture information; andcontrol means for controlling the sound compression means and the picture compression means in such a way that the sound information and the picture information are respectively compressed in a synchronized manner,wherein the control means further comprises:picture compression instruction means for designating a prescribed amount of picture information in a picture compression instruction that is supplied to the picture compression means;time measurement means for measuring a time that the picture compression means takes to perform picture compression on the prescribed amount of picture information in response to the picture compression instruction and without reference to said sound information;calculation means for calculating an amount of sound information which can be compressed by the sound compression means within the measured time; andsound compression instruction means for designating the calculated amount of sound information in a sound compression instruction that is supplied to the sound compression means.