17428703Find_Lips_in_YCbCr.rar_17428703_Skin segmentation_Ycbcr高

%% img_rgb=imread('face.jpg'); imshow(img_rgb) %img_r=img_rgb(:,:,1); %img_g=img_rgb(:,:,2); %img_b=img_rgb(:,:,3); %r_mean=mean(mean(img_r)); %g_mean=mean(mean(img_g)); %b_mean=mean(mean(img_b)); %r_max=max(max(img_r)); %g_max=max(max(img_g)); %b_max=max(max(img_b)); %r_min=min(min(img_r)); %g_min=min(min(img_g)); %b_min=min(min(img_b)); %rgb=[r_mean,g_mean,b_mean;r_max,g_max,b_max;r_min,g_min,b_min] img_ycbcr=rgb2ycbcr(img_rgb); figure imshow(img_ycbcr) img_y=img_ycbcr(:,:,1); img_cb=img_ycbcr(:,:,2); img_cr=img_ycbcr(:,:,3); figure,imshow(img_y) figure,imshow(img_cb) figure,imshow(img_cr) %y_mean=mean(mean(img_y)); %cb_mean=mean(mean(img_cb)); %cr_mean=mean(mean(img_cr)); %y_max=max(max(img_y)); %cb_max=max(max(img_cb)); %cr_max=max(max(img_cr)); %y_min=min(min(img_y)); %cb_min=min(min(img_cb)); %cr_min=min(min(img_cr)); %ycbcr=[y_mean,cb_mean,cr_mean;y_max,cb_max,cr_max;y_min,cb_min,cr_min] %% final_image = zeros(size(img_ycbcr,1), size(img_ycbcr,2)); if(size(img_ycbcr, 3) > 1) for i = 1:size(img_ycbcr,1) for j = 1:size(img_ycbcr,2) y = img_ycbcr(i,j,1); cb = img_ycbcr(i,j,2); cr = img_ycbcr(i,j,3); if(y > 70 && cb > 100 && cr > 163) if(y < 130 && cb < 150 && cr < 180) final_image(i,j)=1; end end end end end figure imshow(final_image);