#whiteandgold

whiteandgold.m

% whiteandgold
img = imread('dress.jpg');

white_pt = [243, 210]; 
gold_pt = [537, 339]; 
white_rgb = squeeze(img(white_pt(1), white_pt(2), :)); 
gold_rgb = squeeze(img(gold_pt(1), gold_pt(2), :)); 

figure; subplot(1, 3, 1); 
imagesc(img); 
title('original image'); 
hold on; 
plot(white_pt(2), white_pt(1), 'g*'); 
text(white_pt(2), white_pt(1), 'white', 'color','r','Fontsize',18); 
plot(gold_pt(2), gold_pt(1), 'g*'); 
text(gold_pt(2), gold_pt(1), 'gold', 'color','r','Fontsize',18); 


white_panel = ones(512, 512, 3, 'uint8');
white_panel(:, :, 1) = white_panel(:, :, 1) .* white_rgb(1);
white_panel(:, :, 2) = white_panel(:, :, 2) .* white_rgb(2);
white_panel(:, :, 3) = white_panel(:, :, 3) .* white_rgb(3);

subplot(1, 3, 2);
imagesc(white_panel); 
title('white panel'); 

gold_panel = ones(512, 512, 3, 'uint8');
gold_panel(:, :, 1) = gold_panel(:, :, 1) .* gold_rgb(1);
gold_panel(:, :, 2) = gold_panel(:, :, 2) .* gold_rgb(2);
gold_panel(:, :, 3) = gold_panel(:, :, 3) .* gold_rgb(3);

subplot(1, 3, 3);
imagesc(gold_panel);
title('gold panel'); 

img source: http://41.media.tumblr.com/a391a1b4b46dd6b498d379e50f96ecbc/tumblr_nkcjuq8Tdr1tnacy1o1_1280.jpg