001/** 002 * Copyright (c) 2011, The University of Southampton and the individual contributors. 003 * All rights reserved. 004 * 005 * Redistribution and use in source and binary forms, with or without modification, 006 * are permitted provided that the following conditions are met: 007 * 008 * * Redistributions of source code must retain the above copyright notice, 009 * this list of conditions and the following disclaimer. 010 * 011 * * Redistributions in binary form must reproduce the above copyright notice, 012 * this list of conditions and the following disclaimer in the documentation 013 * and/or other materials provided with the distribution. 014 * 015 * * Neither the name of the University of Southampton nor the names of its 016 * contributors may be used to endorse or promote products derived from this 017 * software without specific prior written permission. 018 * 019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 029 */ 030package org.openimaj.demos.sandbox.audio; 031 032import java.util.Arrays; 033 034import org.openimaj.audio.AudioStream; 035import org.openimaj.audio.generation.Oscillator; 036import org.openimaj.audio.generation.Synthesizer; 037import org.openimaj.audio.generation.Synthesizer.FMOptions; 038import org.openimaj.util.pair.IndependentPair; 039import org.openimaj.vis.audio.AudioFramePlot; 040 041/** 042 * 043 * 044 * @author David Dupplaw (dpd@ecs.soton.ac.uk) 045 * @created 20 Feb 2013 046 * @version $Author$, $Revision$, $Date$ 047 */ 048public class FMSynthTest 049{ 050 /** 051 * @param args 052 */ 053 public static void main( final String args[] ) 054 { 055 final Synthesizer s = new Synthesizer(); 056 s.setOscillatorType( new Oscillator.FrequencyModulatedOscillator() ); 057 s.setFrequency( 220 ); 058 s.setGain( (int)(Integer.MAX_VALUE * 0.1) ); 059 s.setAttack( 0 ); 060 s.setDecay( 0 ); 061 s.setSustain( 1f ); 062 s.setRelease( 0 ); 063 064 final FMOptions o = (FMOptions)s.getOscillator().getOptions(); 065 o.carrier = new Synthesizer(); 066 o.modulator = new Synthesizer(); 067 o.modulator.setFrequency( 88 ); 068 o.modulatorAmplitude *= 100; 069 070// final AudioPlayer ap = AudioPlayer.createAudioPlayer( s ); 071// ap.run(); 072 073 AudioFramePlot.drawChart( 3, true, Arrays.asList( 074 new IndependentPair<AudioStream,String>( s, "Output" ), 075 new IndependentPair<AudioStream,String>( o.modulator, "Modulator" ), 076 new IndependentPair<AudioStream,String>( o.carrier, "Carrier" ) ) 077 ); 078 079 try 080 { 081 Thread.sleep( 100000000 ); 082 } 083 catch( final InterruptedException e ) 084 { 085 // TODO Auto-generated catch block 086 e.printStackTrace(); 087 } 088 } 089}