In order image code quantitative control manner, the image coding equipment, for the coded stream which multiplexes with the image code

摘要

PROBLEM TO BE SOLVED: To enhance subjective picture quality, while making variation in the picture quality quiet as a whole by utilizing surplus code amount of sound in video encoding.;SOLUTION: In a video-encoding device, a surplus code amount calculation part 131, when determining a target code amount of a GOP to be encoded, calculates the sound surplus code amount allowed to be utilized for the encoding of the GOP from a sound generation code amount. A condition determining section 132 determines the utilization condition of a predetermined surplus code amount; and when the calculated surplus code amount agrees with the condition, a GOP target code amount calculating part 133 adds all or a part of the sound surplus code amount to an original GOP target code amount.;COPYRIGHT: (C)2010,JPO&INPIT