The task of this research is to design and implement a video decoding platform based on MPEG-4 in order to enhance developing quality and shorten the developing period for the programmer.
为了使应用程序员提高程序开发质量、缩短开发周期，本文设计实现了一个基于MPEG-4的视频解码平台。
Inverse Discrete Cosine Transform takes the most of time in MPEG-4 video decoding.
离散余弦逆变换是MPEG - 4视频纹理解码中运算时间开销最大的部分。
Experiment results show that this method can effectively reduce the time cost of MPEG-4 video decoding, especially for the applications of distributive video in NC environment.
实验结果表明，该方法能有效地降低MPEG - 4视频解码的时间开销，适合于NC环境下的视频分发应用。
Firstly, the thesis introduces the MPEG-4 standard, video encoding and decoding theory.
文章首先分析介绍了MPEG - 4标准和视频编解码的基本知识。
It details the important parts of MPEG-4 simple profile decoding process and optimization process on DSP platform.
介绍了MPEG - 4简单框架的解码过程以及在DSP平台上代码优化过程的重点部分。
It details the important parts of MPEG-4 simple profile decoding process and optimization process on DSP platform.
介绍了MPEG - 4简单框架的解码过程以及在DSP平台上代码优化过程的重点部分。
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