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Scalable MPEG compression based on DCT coefficients

Scalable MPEG compression based on DCT coefficients

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15 Nov 2006 (Updated )

This application makes 2 layers base Layer and enhancement layer from quantized coefficients

videoedit.m
clear all
close all
clc
H = fspecial('unsharp',0.9);
HH = fspecial('disk',2);
aviobj = avifile('4.avi','fps',25,'COMPRESSION','None');
for i=1:298
    I1=aviread('3.avi',i);
    B=frame2im(I1);
    B=rgb2gray(B);
    %I1=rgb2gray(I1);
    %B = medfilt2(B,[3 3]);
    [B,noise] = wiener2(B,[3 3]);
    I1 = im2frame(B,gray(256));
    aviobj = addframe(aviobj,I1);
end
aviobj = close(aviobj);

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