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Video Reading Code for Matlab. This some C++ and mex code written as a Matlab wrapper around the ffmpeg video reading libraries. It should compile under Windows and Linux. (The Windows compilation requires mingw gcc. Extact installation instructions
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1) 将y4m格式的视频文件读入到Matlab中,文件可以从如下网站下载:
http://media.xiph.org/video/derf/
2) 使用examples.m将y4m视频文件中的每一帧图像读取出来
3)把奇数帧的偶数行丢弃,把偶数帧的奇数行丢弃,这样就形成了隔行视频
4)分别采用垂直重复,行平均,垂直内插,场平均,行场平均的方法进行去隔行
5)分析结果
-1) y4m video file format will be read to Matlab, fi
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用matlab实现了视频的分割,能够读取视频的每一帧,比较相邻两帧的相似度,下把图像分块,比较每一块的相似度-Matlab achieved by video segmentation, can read each video frame, comparing the similarity of two adjacent, under the sub-image blocks, each of the similarity comparison
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mpeg1视频中的I帧以及P帧编码算法在matlab中的模拟-mpeg1 video of I frames, as well as P-frame coding algorithm of the simulation in matlab
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This package contains m-files for the segmentation of a moving foreground from video with a static background
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视频重复检测,,对已有的视频,进行切分成不同的帧,然后检测出里边的广告帧-Video duplication of testing, on the existing video, to cut into different frames, and then detected the ads inside the frame
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Video frame extraction & separating unwanted part of each frame
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视频桢光流场计算,可以用拉丝构件视频纹理,保证别人没有上传过-Video frame optical flow field calculation, you can use drawing component video textures to ensure that no one else uploaded
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分布式视频编码程序,不包括传统帧编码部分,仅WZ编码部分,对信源进行了分类,小波变换,LDPC等-Distributed video coding process, not including traditional frame coding part, only part of WZ coding, the source for the classification, wavelet transform, LDPC, etc.
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功能列表= mmwrite(文件名,选择... ...)
mmwrite是能写的AVI,WMV,的WMA,ASF文件。对于AVI文件,您可以选择从现有的编解码器压缩的音频和视频流。
对于WMV,WMA和ASF的编码默认为16位的Windows Media 9率为44100Hz立体声为98%质量的音频和Windows媒体视频9 98
质量。质量可以指定音频和视频。
环绕声,似乎只与AVI和多通道编码不支持。编写任何其他文件类型不支持。本使用Win
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MATLAB code frame difference from a video
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在matlab中读入视频序列,并显示出来。对视频流文件进行按帧读取,并计算帧与帧之间差值,并统计差值的分布。-Read into the video sequence in matlab, and displayed. Streaming video, read the press frame, and calculate the difference between frames, and statistical difference between the distribution.
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用matlab实现从原始视频中提取关键帧,并且自动生成新视频,新视频只由关键帧组成从而实现视频总结。-Using matlab realize extracted from the original video key frame, and automatically generate a new video, new video key frame composed by only enabling the video summary.
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运用matlab进行视频处理捕捉飞驰的汽车。逐帧检测视频,循环检测。-Capture video processing using matlab speeding car. Detects the video frame by frame, loop detection.
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The matlab code is used to take the videos and extract all the frames from the video.
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video to frame code for matlab
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