DCT+Algorithm 源代码

Arith_cores/DCT

//void dct(int t0[][],float t1[][],int m,int n); int Dct (int *block, float *coeff);

function x = dct2(y); t = dct(y); t = dct(t'); x = t';

D/DCT//// D/DaFilter//// D/Shifters////

% exa2-9_dct.m for exa2-9 % to test dct1.m; clear % 对一维信号作DCT； for k=1:9 k0=k-1; y=dct_m(200,k0); subplot(3,3…

% exa2-9_dct.m for exa2-9 % to test dct1.m; clear % 对一维信号作DCT； for k=1:9 k0=k-1; y=dct_m(200,k0); subplot(3,3…

%DCT的应用 t=0:0.001:1; x=t+sin(2*pi*10*t).*cos(2*pi*t); y=dct(x); n=fix(length(y)/20); y(n+1:length(y))=0; z=idct(y); subplot…

% exa2-9_dct.m for exa2-9 % to test dct1.m; clear % 对一维信号作DCT； for k=1:9 k0=k-1; y=dct_m(200,k0); subplot(3,3…

A = im2double(imread('rice.png')); % 读入图像并进行数据类型转换 D = dctmtx(size(A,1)); % 计算二维离散DCT矩阵 dct = D*A*D'; …

/* dct1d_test.c created mer jan 2 13:55:12 GMT 2002 by Yann Guidon this is a "wrapper" for the other files which allows to test…