--- /dev/null
+#include <sigc++/sigc++.h>
+#include "InterpolationTest.h"
+
+CPPUNIT_TEST_SUITE_REGISTRATION( InterpolationTest );
+
+using namespace std;
+using namespace ARDOUR;
+
+void
+InterpolationTest::linearInterpolationTest ()
+{
+ nframes_t result = 0;
+ cout << "\nLinear Interpolation Test\n";
+
+ cout << "\nSpeed: 1/3";
+ for (int i = 0; 3*i < NUM_SAMPLES - 1024;) {
+ linear.set_speed (double(1.0)/double(3.0));
+ linear.set_target_speed (double(1.0)/double(3.0));
+ result = linear.interpolate (0, 1024, input + i, output + i*3);
+ i += result;
+ }
+
+ cout << "\nSpeed: 1.0";
+ linear.reset();
+ linear.set_speed (1.0);
+ linear.set_target_speed (linear.speed());
+ result = linear.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES; i += INTERVAL) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+
+ cout << "\nSpeed: 0.5";
+ linear.reset();
+ linear.set_speed (0.5);
+ linear.set_target_speed (linear.speed());
+ result = linear.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES; i += (INTERVAL / linear.speed() +0.5)) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+
+ cout << "\nSpeed: 0.2";
+ linear.reset();
+ linear.set_speed (0.2);
+ linear.set_target_speed (linear.speed());
+ result = linear.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
+
+ cout << "\nSpeed: 0.02";
+ linear.reset();
+ linear.set_speed (0.02);
+ linear.set_target_speed (linear.speed());
+ result = linear.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
+
+ /* This one fails due too error accumulation
+ cout << "\nSpeed: 0.002";
+ linear.reset();
+ linear.set_speed (0.002);
+ linear.set_target_speed (linear.speed());
+ result = linear.interpolate (0, NUM_SAMPLES, input, output);
+ linear.speed();
+ CPPUNIT_ASSERT_EQUAL ((nframes_t)(NUM_SAMPLES * linear.speed()), result);
+ */
+
+ cout << "\nSpeed: 2.0";
+ linear.reset();
+ linear.set_speed (2.0);
+ linear.set_target_speed (linear.speed());
+ result = linear.interpolate (0, NUM_SAMPLES / 2, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 2 * linear.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES / 2; i += (INTERVAL / linear.speed() +0.5)) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+
+ cout << "\nSpeed: 10.0";
+ linear.set_speed (10.0);
+ linear.set_target_speed (linear.speed());
+ result = linear.interpolate (0, NUM_SAMPLES / 10, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 10 * linear.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES / 10; i += (INTERVAL / linear.speed() +0.5)) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+ /*
+ for (int i=0; i < NUM_SAMPLES; ++i) {
+ cout << i << " " << output[i] << endl;
+ }
+ */
+}
+
+void
+InterpolationTest::cubicInterpolationTest ()
+{
+ nframes_t result = 0;
+ cout << "\nCubic Interpolation Test\n";
+
+ cout << "\nSpeed: 1/3";
+ for (int i = 0; 3*i < NUM_SAMPLES - 1024;) {
+ cubic.set_speed (double(1.0)/double(3.0));
+ cubic.set_target_speed (double(1.0)/double(3.0));
+ result = cubic.interpolate (0, 1024, input + i, output + i*3);
+ i += result;
+ }
+
+ cout << "\nSpeed: 1.0";
+ cubic.reset();
+ cubic.set_speed (1.0);
+ cubic.set_target_speed (cubic.speed());
+ result = cubic.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES; i += INTERVAL) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+
+ cout << "\nSpeed: 0.5";
+ cubic.reset();
+ cubic.set_speed (0.5);
+ cubic.set_target_speed (cubic.speed());
+ result = cubic.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES; i += (INTERVAL / cubic.speed() +0.5)) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+
+ cout << "\nSpeed: 0.2";
+ cubic.reset();
+ cubic.set_speed (0.2);
+ cubic.set_target_speed (cubic.speed());
+ result = cubic.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
+
+ cout << "\nSpeed: 0.02";
+ cubic.reset();
+ cubic.set_speed (0.02);
+ cubic.set_target_speed (cubic.speed());
+ result = cubic.interpolate (0, NUM_SAMPLES, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
+
+ /* This one fails due too error accumulation
+ cout << "\nSpeed: 0.002";
+ cubic.reset();
+ cubic.set_speed (0.002);
+ cubic.set_target_speed (cubic.speed());
+ result = cubic.interpolate (0, NUM_SAMPLES, input, output);
+ cubic.speed();
+ CPPUNIT_ASSERT_EQUAL ((nframes_t)(NUM_SAMPLES * cubic.speed()), result);
+ */
+
+ cout << "\nSpeed: 2.0";
+ cubic.reset();
+ cubic.set_speed (2.0);
+ cubic.set_target_speed (cubic.speed());
+ result = cubic.interpolate (0, NUM_SAMPLES / 2, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 2 * cubic.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES / 2; i += (INTERVAL / cubic.speed() +0.5)) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+
+ cout << "\nSpeed: 10.0";
+ cubic.set_speed (10.0);
+ cubic.set_target_speed (cubic.speed());
+ result = cubic.interpolate (0, NUM_SAMPLES / 10, input, output);
+ CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 10 * cubic.speed()), result);
+ for (int i = 0; i < NUM_SAMPLES / 10; i += (INTERVAL / cubic.speed() +0.5)) {
+ CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
+ }
+}
+
+
--- /dev/null
+/*
+ * Copyright(C) 2000-2008 Paul Davis
+ * Author: Hans Baier
+ *
+ * Evoral 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.
+ *
+ * Evoral 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 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <cassert>
+#include <stdint.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include "ardour/interpolation.h"
+
+class InterpolationTest : public CppUnit::TestFixture
+{
+ CPPUNIT_TEST_SUITE(InterpolationTest);
+ CPPUNIT_TEST(cubicInterpolationTest);
+ CPPUNIT_TEST(linearInterpolationTest);
+ CPPUNIT_TEST_SUITE_END();
+
+ #define NUM_SAMPLES 1000000
+ #define INTERVAL 100
+
+ ARDOUR::Sample input[NUM_SAMPLES];
+ ARDOUR::Sample output[NUM_SAMPLES];
+
+ ARDOUR::LinearInterpolation linear;
+ ARDOUR::CubicInterpolation cubic;
+
+ public:
+
+ void setUp() {
+ for (int i = 0; i < NUM_SAMPLES; ++i) {
+ if (i % INTERVAL == 0) {
+ input[i] = 1.0f;
+ } else {
+ input[i] = 0.0f;
+ }
+ output[i] = 0.0f;
+ }
+ linear.add_channel_to (NUM_SAMPLES, NUM_SAMPLES);
+ cubic.add_channel_to (NUM_SAMPLES, NUM_SAMPLES);
+ }
+
+ void tearDown() {
+ }
+
+ void linearInterpolationTest();
+ void cubicInterpolationTest();
+};
+++ /dev/null
-#include <sigc++/sigc++.h>
-#include "interpolation-test.h"
-
-CPPUNIT_TEST_SUITE_REGISTRATION( InterpolationTest );
-
-using namespace std;
-using namespace ARDOUR;
-
-void
-InterpolationTest::linearInterpolationTest ()
-{
- nframes_t result = 0;
- cout << "\nLinear Interpolation Test\n";
-
- cout << "\nSpeed: 1/3";
- for (int i = 0; 3*i < NUM_SAMPLES - 1024;) {
- linear.set_speed (double(1.0)/double(3.0));
- linear.set_target_speed (double(1.0)/double(3.0));
- result = linear.interpolate (0, 1024, input + i, output + i*3);
- i += result;
- }
-
- cout << "\nSpeed: 1.0";
- linear.reset();
- linear.set_speed (1.0);
- linear.set_target_speed (linear.speed());
- result = linear.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
- for (int i = 0; i < NUM_SAMPLES; i += INTERVAL) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
-
- cout << "\nSpeed: 0.5";
- linear.reset();
- linear.set_speed (0.5);
- linear.set_target_speed (linear.speed());
- result = linear.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
- for (int i = 0; i < NUM_SAMPLES; i += (INTERVAL / linear.speed() +0.5)) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
-
- cout << "\nSpeed: 0.2";
- linear.reset();
- linear.set_speed (0.2);
- linear.set_target_speed (linear.speed());
- result = linear.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
-
- cout << "\nSpeed: 0.02";
- linear.reset();
- linear.set_speed (0.02);
- linear.set_target_speed (linear.speed());
- result = linear.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * linear.speed()), result);
-
- /* This one fails due too error accumulation
- cout << "\nSpeed: 0.002";
- linear.reset();
- linear.set_speed (0.002);
- linear.set_target_speed (linear.speed());
- result = linear.interpolate (0, NUM_SAMPLES, input, output);
- linear.speed();
- CPPUNIT_ASSERT_EQUAL ((nframes_t)(NUM_SAMPLES * linear.speed()), result);
- */
-
- cout << "\nSpeed: 2.0";
- linear.reset();
- linear.set_speed (2.0);
- linear.set_target_speed (linear.speed());
- result = linear.interpolate (0, NUM_SAMPLES / 2, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 2 * linear.speed()), result);
- for (int i = 0; i < NUM_SAMPLES / 2; i += (INTERVAL / linear.speed() +0.5)) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
-
- cout << "\nSpeed: 10.0";
- linear.set_speed (10.0);
- linear.set_target_speed (linear.speed());
- result = linear.interpolate (0, NUM_SAMPLES / 10, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 10 * linear.speed()), result);
- for (int i = 0; i < NUM_SAMPLES / 10; i += (INTERVAL / linear.speed() +0.5)) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
- /*
- for (int i=0; i < NUM_SAMPLES; ++i) {
- cout << i << " " << output[i] << endl;
- }
- */
-}
-
-void
-InterpolationTest::cubicInterpolationTest ()
-{
- nframes_t result = 0;
- cout << "\nCubic Interpolation Test\n";
-
- cout << "\nSpeed: 1/3";
- for (int i = 0; 3*i < NUM_SAMPLES - 1024;) {
- cubic.set_speed (double(1.0)/double(3.0));
- cubic.set_target_speed (double(1.0)/double(3.0));
- result = cubic.interpolate (0, 1024, input + i, output + i*3);
- i += result;
- }
-
- cout << "\nSpeed: 1.0";
- cubic.reset();
- cubic.set_speed (1.0);
- cubic.set_target_speed (cubic.speed());
- result = cubic.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
- for (int i = 0; i < NUM_SAMPLES; i += INTERVAL) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
-
- cout << "\nSpeed: 0.5";
- cubic.reset();
- cubic.set_speed (0.5);
- cubic.set_target_speed (cubic.speed());
- result = cubic.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
- for (int i = 0; i < NUM_SAMPLES; i += (INTERVAL / cubic.speed() +0.5)) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
-
- cout << "\nSpeed: 0.2";
- cubic.reset();
- cubic.set_speed (0.2);
- cubic.set_target_speed (cubic.speed());
- result = cubic.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
-
- cout << "\nSpeed: 0.02";
- cubic.reset();
- cubic.set_speed (0.02);
- cubic.set_target_speed (cubic.speed());
- result = cubic.interpolate (0, NUM_SAMPLES, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES * cubic.speed()), result);
-
- /* This one fails due too error accumulation
- cout << "\nSpeed: 0.002";
- cubic.reset();
- cubic.set_speed (0.002);
- cubic.set_target_speed (cubic.speed());
- result = cubic.interpolate (0, NUM_SAMPLES, input, output);
- cubic.speed();
- CPPUNIT_ASSERT_EQUAL ((nframes_t)(NUM_SAMPLES * cubic.speed()), result);
- */
-
- cout << "\nSpeed: 2.0";
- cubic.reset();
- cubic.set_speed (2.0);
- cubic.set_target_speed (cubic.speed());
- result = cubic.interpolate (0, NUM_SAMPLES / 2, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 2 * cubic.speed()), result);
- for (int i = 0; i < NUM_SAMPLES / 2; i += (INTERVAL / cubic.speed() +0.5)) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
-
- cout << "\nSpeed: 10.0";
- cubic.set_speed (10.0);
- cubic.set_target_speed (cubic.speed());
- result = cubic.interpolate (0, NUM_SAMPLES / 10, input, output);
- CPPUNIT_ASSERT_EQUAL ((uint32_t)(NUM_SAMPLES / 10 * cubic.speed()), result);
- for (int i = 0; i < NUM_SAMPLES / 10; i += (INTERVAL / cubic.speed() +0.5)) {
- CPPUNIT_ASSERT_EQUAL (1.0f, output[i]);
- }
-}
-
-
+++ /dev/null
-/*
- * Copyright(C) 2000-2008 Paul Davis
- * Author: Hans Baier
- *
- * Evoral 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.
- *
- * Evoral 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 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.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <cassert>
-#include <stdint.h>
-#include <cppunit/TestFixture.h>
-#include <cppunit/extensions/HelperMacros.h>
-
-#include "ardour/interpolation.h"
-
-class InterpolationTest : public CppUnit::TestFixture
-{
- CPPUNIT_TEST_SUITE(InterpolationTest);
- CPPUNIT_TEST(cubicInterpolationTest);
- CPPUNIT_TEST(linearInterpolationTest);
- CPPUNIT_TEST_SUITE_END();
-
- #define NUM_SAMPLES 1000000
- #define INTERVAL 100
-
- ARDOUR::Sample input[NUM_SAMPLES];
- ARDOUR::Sample output[NUM_SAMPLES];
-
- ARDOUR::LinearInterpolation linear;
- ARDOUR::CubicInterpolation cubic;
-
- public:
-
- void setUp() {
- for (int i = 0; i < NUM_SAMPLES; ++i) {
- if (i % INTERVAL == 0) {
- input[i] = 1.0f;
- } else {
- input[i] = 0.0f;
- }
- output[i] = 0.0f;
- }
- linear.add_channel_to (NUM_SAMPLES, NUM_SAMPLES);
- cubic.add_channel_to (NUM_SAMPLES, NUM_SAMPLES);
- }
-
- void tearDown() {
- }
-
- void linearInterpolationTest();
- void cubicInterpolationTest();
-};
testobj.source = '''
interpolation.cc
test/BBTTest.cpp
- test/interpolation-test.cc
+ test/InterpolationTest.cpp
test/testrunner.cpp
'''
testobj.includes = obj.includes + ['../pbd/']