This paper research the MPEG-4 standard and realize the software prototype of the MPEG-4 video codec. The paper emphasize two key techniques in MPEG-4 encoder: Motion Estimation and Bit Rate Control.
本论文研究了MPEG - 4标准，在实现MPEG - 4视频编解码器软件原型的基础上，重点研究了编码过程中的两项关键技术：运动估计和码率控制。
Nonlinear encoder and decoder are common techniques of digital signal processing that are widely used in digital communications.
非线性编码与解码是现代数字通信对数字信号处理常用的一种技术。
Another main work in the paper is to apply correlation function to real-time error correction techniques for encoder.
本文另一项主要工作是将相关函数应用到编码器的误差实时校正技术中。
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