关键词: 音频编码, 视频编码, 国家标准

Abstract:

Audio video coding standard (AVS) is the typical case of China’s implementation of independent innovation strategy. Two generations of standards have been completed since the AVS working group is established in 2002. The first generation AVS standard was been widely used in the field of digital television broadcasting. The performance of the second generation standard was surpassed the international standards of the same generation, and the third generation standard is brewing.This paper briefly reviews the production of AVS standards, and then introduces the progress of AVS1/AVS+, AVS2 and AVS3.