2 * Copyright(C) 2000-2008 Paul Davis
5 * Evoral is free software; you can redistribute it and/or modify it under the
6 * terms of the GNU General Public License as published by the Free Software
7 * Foundation; either version 2 of the License, or(at your option) any later
10 * Evoral is distributed in the hope that it will be useful, but WITHOUT ANY
11 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #include <cppunit/TestFixture.h>
22 #include <cppunit/extensions/HelperMacros.h>
24 #include "ardour/interpolation.h"
26 class InterpolationTest : public CppUnit::TestFixture
28 CPPUNIT_TEST_SUITE(InterpolationTest);
29 CPPUNIT_TEST(cubicInterpolationTest);
30 CPPUNIT_TEST(linearInterpolationTest);
31 CPPUNIT_TEST_SUITE_END();
33 #define NUM_SAMPLES 1000000
36 ARDOUR::Sample input[NUM_SAMPLES];
37 ARDOUR::Sample output[NUM_SAMPLES];
39 ARDOUR::LinearInterpolation linear;
40 ARDOUR::CubicInterpolation cubic;
45 for (int i = 0; i < NUM_SAMPLES; ++i) {
46 if (i % INTERVAL == 0) {
53 linear.add_channel_to (NUM_SAMPLES, NUM_SAMPLES);
54 cubic.add_channel_to (NUM_SAMPLES, NUM_SAMPLES);
60 void linearInterpolationTest();
61 void cubicInterpolationTest();