function results = vl_test_mser(varargin) % VL_TEST_MSER vl_test_init ; function s = setup() s.im = im2uint8(rgb2gray(vl_impattern('roofs1'))) ; function test_mser(s) [regions,frames] = vl_mser(s.im) ; mask = vl_erfill(s.im, regions(1)) ;