Using this method, it is not necessary to fully decompress MPEG video sequence. Both the efficiency and detecting effect is improved dramatically.
实验结果表明,本文算法只需对压缩视频流进行半解码,提高了检测效率,改善了检测效果。
The result of test sequence proves that the software has achieved high compression of MPEG-4 video image and satisfactory subjective image compression quality.
采用测试序列进行验证,结果证明本软件实现了MPEG - 4视频图像的高压缩比和较满意的主观图像压缩质量。
Experiment results show that the algorithm can preferably segment moving foreground and background in video sequence and it fits for MPEG-4coding standard, which is content-based.
实验结果表明:该算法能够较好地从视频序列中分割运动前景和背景,比较适合于在基于内容的视频编码标准MPEG - 4中使用。
According to the MPEG-4 verification model, video sequence must be segmented into semantic video objects. Their motion, shape and texture information are coded respectively.
按照MPEG - 4的校验模型,视频序列必须先分割成具有语义意义的视频对象,然后对其运动、形状和纹理分别进行编码。
In the framework of the MPEG 4 coding system, the automatic or semiautomatic video sequence segmentation plays a key role in supporting the features of content based coding.
在MPEG -4编码系统框架中,为支持基于内容的编码性能,视频自动、半自动分割成为关键技术之一。
In the framework of the MPEG 4 coding system, the automatic or semiautomatic video sequence segmentation plays a key role in supporting the features of content based coding.
在MPEG -4编码系统框架中,为支持基于内容的编码性能,视频自动、半自动分割成为关键技术之一。
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