专业释义英英释义
Macroblock
- abstract: Macroblock is a processing unit in image and video compression formats based on linear block transforms, such as the discrete cosine transform (DCT). A macroblock typically consists of 16×16 samples, and is further subdivided into transform blocks, and may be further subdivided into prediction blocks.
以上来源于: WordNet
双语例句
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This paper presents a video encryption approach by MacroBlock permutation.
研究了基于宏块置乱的视频数据加密技术。
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A fast algorithm for MPEG video segmentation based on macroblock (MB) types was presented.
提出了一种基于宏块信息的快速MPEG压缩视频场景分割算法。
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Compressed parameters include type of frame, type of macroblock, DC coefficients, and motion vectors.
算法中利用的压缩参数主要有帧类型、宏块类型、DC系数、运动矢量。
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