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/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <boost/test/unit_test.hpp>
#include "lib/audio_analysis.h"
static float
random_float ()
{
return (float (rand ()) / RAND_MAX) * 2 - 1;
}
/* Check serialisation of audio analyses */
BOOST_AUTO_TEST_CASE (audio_analysis_test)
{
int const channels = 3;
int const points = 4096;
srand (1);
AudioAnalysis a (3);
for (int i = 0; i < channels; ++i) {
for (int j = 0; j < points; ++j) {
AudioPoint p;
p[AudioPoint::PEAK] = random_float ();
p[AudioPoint::RMS] = random_float ();
a.add_point (i, p);
}
}
a.write ("build/test/audio_analysis_test");
srand (1);
AudioAnalysis b ("build/test/audio_analysis_test");
for (int i = 0; i < channels; ++i) {
BOOST_CHECK (b.points(i) == points);
for (int j = 0; j < points; ++j) {
AudioPoint p = b.get_point (i, j);
BOOST_CHECK_CLOSE (p[AudioPoint::PEAK], random_float (), 1);
BOOST_CHECK_CLOSE (p[AudioPoint::RMS], random_float (), 1);
}
}
}
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