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jebli med on 1 Mar 2017
Closed: MATLAB Answer Bot on 20 Aug 2021
coder.extrinsic('dctmtx');
I= reshape(ImgVector, 330, 500,3);
%dctmtx - Compute discrete cosine transform matrix.
T = dctmtx(8);
coder.extrinsic('red');
red = (I(:,:,1));
coder.extrinsic('imred');
coder.extrinsic('blkproc');
imred=zeros(size(red));
imred(:,:,1) = uint8(red);
B = blkproc(imred,[8 8],'410*x*500',T,T');
mask = [16 11 10 16 24 40 51 61;
12 12 14 19 26 58 60 55;
14 13 16 24 40 57 69 56;
14 17 22 29 51 87 80 62;
18 22 37 56 68 109 103 77;
24 35 55 64 81 104 113 92;
49 64 78 87 103 121 120 101;
72 92 95 98 112 100 103 99];
I2 = blkproc(B2,[8 8],'410*x*500',T',T);
%figure, imshow(I2)
%composante vert
%red = double(I(:,:,1));
%coder.extrinsic('imred');
%coder.extrinsic('blkproc');
%imred=zeros(size(red));
% imred(:,:,1) = uint8(red);
green =(I(:,:,2));
coder.extrinsic('imgreen');
imgreen=zeros(size(green));
imgreen(:,:,1) = uint8(green);
C = blkproc(imgreen,[8 8],'410*x*500',T,T');
mask = [16 11 10 16 24 40 51 61;
12 12 14 19 26 58 60 55;
14 13 16 24 40 57 69 56;
14 17 22 29 51 87 80 62;
18 22 37 56 68 109 103 77;
24 35 55 64 81 104 113 92;
49 64 78 87 103 121 120 101;
72 92 95 98 112 100 103 99 ];
I3 = blkproc(C2,[8 8],'410*x*500',T',T);
%figure, imshow(I3);
%composante bleu
%red = double(I(:,:,1));
%coder.extrinsic('imred');
%coder.extrinsic('blkproc');
%imred=zeros(size(red));
% imred(:,:,1) = uint8(red);
blue = (I(:,:,3));
coder.extrinsic('imblue');
imblue=zeros(size(blue));
imblue(:,:,1) = uint8(blue);
D = blkproc(imblue,[8 8],'410*x*500',T,T');
mask = [16 11 10 16 24 40 51 61;
12 12 14 19 26 58 60 55;
14 13 16 24 40 57 69 56;
14 17 22 29 51 87 80 62;
18 22 37 56 68 109 103 77;
24 35 55 64 81 104 113 92;
49 64 78 87 103 121 120 101;
72 92 95 98 112 100 103 99];
I4 = blkproc(D2,[8 8],'410*x*500',T',T);
%figure, imshow(I4);
coder.extrinsic('image');
image=zeros(size(red,1),size(red,2),3);
image(:,:,1)=I2;
image(:,:,2)=I3;
image(:,:,3)=I4;
%imshow(image);
%figure,

Tim McBrayer on 2 Mar 2017
HDL Coder does not support matrices for code generation. You will need to convert your frame-based design into a pixel-based design suitable for embedding on an FPGA. The HDL Coder documentation and examples will be a good place to start.
jebli med on 2 Mar 2017
please more detail i can't understand
Walter Roberson on 2 Mar 2017