1function s=cameraman();
2%-*- texinfo -*-
3%@deftypefn {Function} cameraman
4%@verbatim
5%CAMERAMAN  Load the 'cameraman' test image
6%   Usage: s=cameraman;
7%
8%   CAMERAMAN loads a 256 x256 greyscale image of a cameraman.
9%
10%   The returned matrix s consists of integers between 0 and 255,
11%   which have been converted to double precision.
12%
13%   To display the image, use imagesc with a gray colormap:
14%
15%     imagesc(cameraman); colormap(gray); axis('image');
16%
17%   See ftp://nic.funet.fi/pub/graphics/misc/test-images/ or
18%   http://sipi.usc.edu/database/database.cgi?volume=misc.
19%@end verbatim
20%@strong{Url}: @url{http://ltfat.github.io/doc/signals/cameraman.html}
21%@end deftypefn
22
23% Copyright (C) 2005-2016 Peter L. Soendergaard <peter@sonderport.dk>.
24% This file is part of LTFAT version 2.3.1
25%
26% This program is free software: you can redistribute it and/or modify
27% it under the terms of the GNU General Public License as published by
28% the Free Software Foundation, either version 3 of the License, or
29% (at your option) any later version.
30%
31% This program is distributed in the hope that it will be useful,
32% but WITHOUT ANY WARRANTY; without even the implied warranty of
33% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
34% GNU General Public License for more details.
35%
36% You should have received a copy of the GNU General Public License
37% along with this program.  If not, see <http://www.gnu.org/licenses/>.
38
39%   AUTHOR : Peter L. Soendergaard
40%   TESTING: TEST_SIGNALS
41
42
43if nargin>0
44  error('This function does not take input arguments.')
45end;
46
47f=mfilename('fullpath');
48
49s=double(imread([f,'.png']));
50
51