Patent ID: 6310917
Filing Date: 2001-10-30
Classification: H04N

Abstract:
A picture coding method for coding a group of pictures consisting of pictures of a first type and of a second type which follows said picture of the first type, said picture coding method comprising the steps of:(a) consuming a remaining number of bits by coding each of said pictures;(b) increasing said remaining number of bits by a first number, as a first increase, when said group of pictures is updated; and(c) increasing said remaining number of bits by a second number, as a second increase, when fade-in is detected in said picture of said first type or said picture of said second type,wherein said remaining number of bits is increased at least as a part of said second increase when said fade-in is detected, andwherein said step (c) includes the step of:(c-1) increasing said remaining number of bits only by a third number proportional to a remaining number of said pictures ranging from a first detection picture when fade-in is detected to the last picture in said group of pictures which includes said first detection picture, as a part of said second increase, when said fade-in is detected.