RGB到HSV的彩色空间变化 Matlab

clear;

clc;

RGB = imread('0.jpg');

HSV = rgb2hsv(RGB);

H = HSV(:,:,1);

S = HSV(:,:,2);

V = HSV(:,:,3);

R = RGB(:,:,1);

G = RGB(:,:,2);

B = RGB(:,:,3);

subplot(4,3,1);imshow(H);title('H分量');

subplot(4,3,2);imshow(S);title('S分量');

subplot(4,3,3);imshow(V);title('V分量');

subplot(4,3,4);imhist(H);title('H分量直方图');

subplot(4,3,5);imhist(S);title('S分量直方图');

subplot(4,3,6);imhist(V);title('V分量直方图');

subplot(4,3,7);imshow(R);title('R分量');

subplot(4,3,8);imshow(G);title('G分量');

subplot(4,3,9);imshow(B);title('B分量');

subplot(4,3,10);imhist(R);title('R分量直方图');

subplot(4,3,11);imhist(G);title('G分量直方图');

subplot(4,3,12);imhist(B);title('B分量直方图');

figure;

BImg = im2bw(H,0.3); %二值图像，1 为白色 0 为黑色 0.3为阈值

imshow(BImg);