一、简介
二、源代码
clear,clc,close all;
Image1=im2double(imread('lotus.jpg'));
r=Image1(:,:,1);
g=Image1(:,:,2);
b=Image1(:,:,3);
Y=0.299*r+0.587*g+0.114*b;
I=(r+g+b)/3;
figure,imshow(Y),title('亮度图Y');
imwrite(Y,'lotusY.jpg');
figure,imshow(I),title('亮度图I');
imwrite(I,'lotusI.jpg');
BW=zeros(size(Y));
Image=imread('motheranddaughter.jpg');
figure,imshow(Image),title('原图');
r=double(Image(:,:,1));
g=double(Image(:,:,2));
b=double(Image(:,:,3));
[N,M]=size(r);
miu=[117.4361 156.5599]';
sigma=[160.1301 12.1430;12.1430 299.4574];
cbcr=zeros(2,1);
SkinCbCrG=zeros(N,M);
SkinRGB=zeros(N,M);
SkinHSV=zeros(N,M);
SkinCbCr=zeros(N,M);
thresh=0.35;
for i=1:M
for j=1:N
R=r(j,i);
G=g(j,i);
B=b(j,i);
if (R>95 && G>40 && B>20 && (R-G)>15 && R-B>15) || ...
(R>220 && G>210 && B>170 && R-
三、运行结果
四、备注
版本:2014a