%This package contains two scripts to run colour grading as described in
%
%[Pitie07] Automated colour grading using colour distribution transfer. 
%          F. Pitie , A. Kokaram and R. Dahyot (2007) 
%          Computer Vision and Image Understanding. 
%[Pitie05] N-Dimensional Probability Density Function Transfer and its 
%          Application to Colour Transfer. F. Pitie , A. Kokaram and 
%          R. Dahyot (2005) In International Conference on Computer Vision 
%          (ICCV'05). Beijing, October.
%
% The grain reducer technique is not provided here.
%
% Note that both pictures are copyrighted.
%
% send an email to fpitie@mee.tcd.ie if you want more information

fprintf('load images\n');

I0 = double(imread('scotland_house.jpg'))/255;
I1 = double(imread('scotland_plain.jpg'))/255;

fprintf('Colour Transfer (with a slow implementation) \n  ');

IR = colour_transfer_IDT(I0,I1,20);

figure; 
subplot(2,2,1); imshow(I0); title('Original Image'); axis off
subplot(2,2,2); imshow(I1); title('Target Palette'); axis off
subplot(2,2,4); imshow(IR); title('Result After Colour Transfer'); axis off