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代码说明：

  测试图片本章介绍多媒体信息处理技术的基本问题，包括多媒体数据的分类、多媒体信息的计算机表示、多媒体数据压缩和编码技术、音频卡和视频卡的应用。重点是掌握多媒体信息处理技术的基本概念，学会音频卡和视频卡的安装与使用，了解多媒体技术中数据的压缩与编码方法。通过相关实验，掌握获取多媒体素材的一般方法。 (Test picture deal with multimedia information in this chapter introduce the basic technical issues, including the classification of multimedia data, multimedia information, said computer, multimedia data compression and coding technologies, audio card and video card applications. Focus on multimedia information processing technology to master the basic concepts, learn to audio card and video card installation and use, understanding of multimedia technology in data compression and encoding method. Through the relevant experiments have access to the general method of multimedia material.)