opencv_matlab_mex_demo.m

%% load an image
img = imread('golden_retriever.jpg');
img = im2double(img);

figure('name','demo image');
subplot(1,2,1); imshow(img); title('original');

%% invoke C++.mex-code
ksize = 9;
sigma = 9;
out = opencv_matlab_mex(img,ksize,sigma);

subplot(1,2,2); imshow(out); title('OpenCV blurred');