/**
* Copyright 2000-2009 DFKI GmbH.
* All Rights Reserved. Use is subject to license terms.
*
* This file is part of MARY TTS.
*
* MARY TTS is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, version 3 of the License.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package marytts.signalproc.sinusoidal.test;
import java.io.IOException;
import marytts.signalproc.sinusoidal.Sinusoid;
/**
* Generates test signals that consist of artificially generated harmonics
*
* @author oytun.turk
*
*/
public class HarmonicsTester extends SinusoidsTester {
public HarmonicsTester(float freqInHz, int numHarmonics) {
this(freqInHz, numHarmonics, DEFAULT_DUR, DEFAULT_FS);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float durationInSeconds) {
this(freqInHz, numHarmonics, durationInSeconds, DEFAULT_FS);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float durationInSeconds, int samplingRateInHz) {
this(freqInHz, numHarmonics, durationInSeconds, samplingRateInHz, null, null);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float[] amps) {
this(freqInHz, numHarmonics, amps, null);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float[] amps, float[] phases) {
this(freqInHz, numHarmonics, DEFAULT_DUR, DEFAULT_FS, amps, phases);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float durationInSeconds, float[] amps) {
this(freqInHz, numHarmonics, durationInSeconds, DEFAULT_FS, amps, null);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float durationInSeconds, int samplingRateInHz, float[] amps) {
this(freqInHz, numHarmonics, durationInSeconds, samplingRateInHz, amps, null);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float durationInSeconds, int samplingRateInHz, float[] amps,
float[] phases) {
if (numHarmonics > 0) {
Sinusoid[] sins = new Sinusoid[numHarmonics];
float currentAmp, currentPhase;
for (int i = 0; i < numHarmonics; i++) {
if (amps != null && amps.length > i)
currentAmp = amps[i];
else
currentAmp = DEFAULT_AMP;
if (phases != null && phases.length > i)
currentPhase = phases[i];
else
currentPhase = DEFAULT_PHASE;
sins[i] = new Sinusoid(currentAmp, freqInHz * (i + 1), currentPhase);
}
init(sins, durationInSeconds, samplingRateInHz);
}
}
public HarmonicsTester(float freqInHz, int numHarmonics, float startTimeInSeconds, float endTimeInSeconds) {
this(freqInHz, numHarmonics, startTimeInSeconds, endTimeInSeconds, DEFAULT_FS);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float startTimeInSeconds, float endTimeInSeconds,
int samplingRateInHz) {
this(freqInHz, numHarmonics, startTimeInSeconds, endTimeInSeconds, samplingRateInHz, null);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float startTimeInSeconds, float endTimeInSeconds,
int samplingRateInHz, float[] amps) {
this(freqInHz, numHarmonics, startTimeInSeconds, endTimeInSeconds, samplingRateInHz, amps, null);
}
public HarmonicsTester(float freqInHz, int numHarmonics, float startTimeInSeconds, float endTimeInSeconds,
int samplingRateInHz, float[] amps, float[] phases) {
if (numHarmonics > 0) {
Sinusoid[] sins = new Sinusoid[numHarmonics];
float currentAmp, currentPhase;
for (int i = 0; i < numHarmonics; i++) {
if (amps != null && amps.length > i)
currentAmp = amps[i];
else
currentAmp = DEFAULT_AMP;
if (phases != null && phases.length > i)
currentPhase = phases[i];
else
currentPhase = DEFAULT_PHASE;
sins[i] = new Sinusoid(currentAmp, freqInHz * (i + 1), currentPhase);
}
init(sins, startTimeInSeconds, endTimeInSeconds, samplingRateInHz);
}
}
public static void main(String[] args) throws IOException {
HarmonicsTester s = null;
// Single sinusoid, time-invariant
float f1 = 115.0f;
int numHarmonics = 8;
double defaultAbsMaxVal = 13000.0;
// s = new HarmonicsTester(f1, numHarmonics);
float[] amps = new float[numHarmonics];
for (int i = 0; i < numHarmonics; i++)
amps[i] = 0.5f / numHarmonics; // (float)Math.pow(2.0, -1.0*i);
s = new HarmonicsTester(f1, numHarmonics, amps);
//
if (args.length > 1)
s.write(args[0], args[1], defaultAbsMaxVal);
else if (args.length == 1)
s.write(args[0], defaultAbsMaxVal);
else {
String outWavFile = "d:\\h" + String.valueOf(numHarmonics) + "_" + String.valueOf(f1) + "_"
+ String.valueOf(defaultAbsMaxVal) + ".wav";
s.write(outWavFile, defaultAbsMaxVal);
}
}
}