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Matlab code to acquire a frame from video input device and find edges using canny algorithm
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运动估计是视频编码的关键技术,其最基本的原理是利用相邻帧间的时间
相关性,通过预测来减少时间冗余度。在实际编码中,为了节省码率,并不传
输每一帧的全部数据,而是利用运动估计求出每一帧与其预测参考帧之间的差
值。运动估计越准确,差值的分布越趋近与零,差值块的能量越小,经过变换、
量化和熵编码后所产生的码流的比特位率也越少。因此,运动估计搜索的准确
程度直接影响到了编码的压缩性能。
-Motion estimation is the key to video encodin
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matlab code for adding and splitting frame to the video
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the code is written to watermark the video
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用来处理matlab读取某些编码的视频时候出现的重影现象,可以消除重影,得到完整的视频帧-Matlab code used to process the video to read some of the ghosting occurs when, can eliminate ghosting, get the complete video frame
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基于matlab平台,通过DCT算法来对视频进行压缩。代码包括视频分解成帧,DCT算法压缩,帧合成视频,以及综合的视频压缩M文件,可以直接仿真。有相应的图片,以及压缩前后的视频,还有原理word报告。-Based on matlab platform, through DCT algorithm to compress the video. Code includes video decomposition framing, DCT compression algorithm, frame co
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This Project is confined to identification of hand postures and to establish a man-machine interaction. The hand region in the image is detected and the number of active fingers is determined. In this approach, the input which is an image or a frame
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