Switched to GUI.
This commit is contained in:
Deathsbreed
parent
128b65da14
commit
31e441e886
@ -1,101 +1,61 @@
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package freqsample;
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import java.nio.ByteBuffer;
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import javax.sound.sampled.*;
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import java.awt.event.*;
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import javax.swing.*;
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import javax.sound.sampled.*;
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/**
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* @author Nicolás A. Ortega
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* @copyright Nicolás A. Ortega
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* @license GPLv3
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* @year 2014
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*
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*/
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public class FreqSample {
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private static final String version = "v0.1";
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public static final String version = "v0.2";
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public FreqSample(double hz, double msecs) throws InterruptedException, LineUnavailableException {
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final int SAMPLE_RATE = 44100;
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final int SAMPLE_SIZE = 2;
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private JFrame frame;
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private JPanel panel;
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private JTextField hzField, msField;
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private JLabel hzLabel, msLabel;
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private JButton playButton;
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SourceDataLine line;
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double fFreq = hz;
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public FreqSample() {
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frame = new JFrame("FreqSample");
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frame.setSize(400, 160);
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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double fCyclePosition = 0;
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panel = new JPanel();
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frame.add(panel);
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AudioFormat af = new AudioFormat(SAMPLE_RATE, 16, 1, true, true);
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DataLine.Info info = new DataLine.Info(SourceDataLine.class, af);
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panel.setLayout(null);
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if(!AudioSystem.isLineSupported(info)) {
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System.out.println("Line matching " + info + " is not supported.");
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throw new LineUnavailableException();
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}
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hzLabel = new JLabel("Frequency (Hz):");
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hzLabel.setBounds(10, 10, 150, 25);
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panel.add(hzLabel);
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hzField = new JTextField();
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hzField.setBounds(170, 10, 220, 25);
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panel.add(hzField);
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line = (SourceDataLine)AudioSystem.getLine(info);
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line.open(af);
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line.start();
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msLabel = new JLabel("Duration (ms):");
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msLabel.setBounds(10, 40, 150, 25);
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panel.add(msLabel);
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msField = new JTextField();
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msField.setBounds(170, 40, 220, 25);
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panel.add(msField);
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ByteBuffer cBuf = ByteBuffer.allocate(line.getBufferSize());
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int ctSamplesTotal = SAMPLE_RATE * (int)(msecs / 1000);
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while(ctSamplesTotal > 0) {
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double fCycleInc = fFreq/SAMPLE_RATE;
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cBuf.clear();
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int ctSamplesThisPass = line.available() / SAMPLE_SIZE;
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for(int i = 0; i < ctSamplesThisPass; i++) {
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cBuf.putShort((short)(Short.MAX_VALUE * Math.sin(2 * Math.PI * fCyclePosition)));
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fCyclePosition += fCycleInc;
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if(fCyclePosition > 1) fCyclePosition -= 1;
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}
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line.write(cBuf.array(), 0, cBuf.position());
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ctSamplesTotal -= ctSamplesThisPass;
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while(line.getBufferSize() / 2 < line.available()) {
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Thread.sleep(1);
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playButton = new JButton("Play");
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playButton.setBounds(160, 80, 80, 25);
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playButton.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent ae) {
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double hz = Double.parseDouble(hzField.getText());
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double ms = Double.parseDouble(msField.getText());
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try {
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Generator.generateTone(hz, ms);
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} catch(InterruptedException ie) {
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ie.printStackTrace();
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} catch(LineUnavailableException lue) {
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lue.printStackTrace();
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}
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}
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});
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panel.add(playButton);
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line.drain();
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line.close();
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frame.setVisible(true);
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}
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public static void main(String[] args) throws InterruptedException, LineUnavailableException {
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if(args.length <= 2 && args.length != 0) {
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if(args.length == 1) {
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if(args[0].equals("-h")) printHelp();
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else if(args[0].equals("-c")) printCopyright();
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else if(args[0].equals("-v")) System.out.println(version);
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else printHelp();
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} else {
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double hz = Double.parseDouble(args[0]);
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double ms = Double.parseDouble(args[1]);
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new FreqSample(hz, ms);
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}
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} else {
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printHelp();
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}
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}
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private static void printHelp() {
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System.out.println("Usage: java -jar FreqSample.jar [option][<hz> <ms>]");
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System.out.println(" -h -- Print this help information");
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System.out.println(" -c -- Print copyright information");
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System.out.println(" -v -- Print version\n");
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}
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private static void printCopyright() {
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System.out.println("FreqSample, a simple frequency sampler.\n" +
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"Copyright (C) 2014 Nicolás A. Ortega\n" +
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"This program is free software: you can redistribute it and/or modify\n" +
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"it under the terms of the GNU General Public License as published by\n" +
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"the Free Software Foundation, either version 3 of the License, or\n" +
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"(at your option) any later version.\n\n" +
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"This program is distributed in the hope that it will be useful,\n" +
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"but WITHOUT ANY WARRANTY; without even the implied warranty of\n" +
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"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" +
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"GNU General Public License for more details.");
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}
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public static void main(String[] args) { new FreqSample(); }
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}
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62
src/freqsample/Generator.java
Normal file
62
src/freqsample/Generator.java
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@ -0,0 +1,62 @@
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package freqsample;
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import java.nio.ByteBuffer;
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import javax.sound.sampled.*;
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import javax.swing.*;
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/**
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* @author Nicolás A. Ortega
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* @copyright Nicolás A. Ortega
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* @license GPLv3
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* @year 2014
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*
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*/
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public class Generator {
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public static void generateTone(double hz, double msecs) throws InterruptedException, LineUnavailableException {
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final int SAMPLE_RATE = 44100;
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final int SAMPLE_SIZE = 2;
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SourceDataLine line;
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double fFreq = hz;
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double fCyclePosition = 0;
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AudioFormat af = new AudioFormat(SAMPLE_RATE, 16, 1, true, true);
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DataLine.Info info = new DataLine.Info(SourceDataLine.class, af);
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if(!AudioSystem.isLineSupported(info)) {
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System.out.println("Line matching " + info + " is not supported.");
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throw new LineUnavailableException();
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}
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line = (SourceDataLine)AudioSystem.getLine(info);
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line.open(af);
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line.start();
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ByteBuffer cBuf = ByteBuffer.allocate(line.getBufferSize());
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int ctSamplesTotal = SAMPLE_RATE * (int)(msecs / 1000);
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while(ctSamplesTotal > 0) {
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double fCycleInc = fFreq/SAMPLE_RATE;
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cBuf.clear();
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int ctSamplesThisPass = line.available() / SAMPLE_SIZE;
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for(int i = 0; i < ctSamplesThisPass; i++) {
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cBuf.putShort((short)(Short.MAX_VALUE * Math.sin(2 * Math.PI * fCyclePosition)));
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fCyclePosition += fCycleInc;
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if(fCyclePosition > 1) fCyclePosition -= 1;
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}
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line.write(cBuf.array(), 0, cBuf.position());
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ctSamplesTotal -= ctSamplesThisPass;
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while(line.getBufferSize() / 2 < line.available()) {
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Thread.sleep(1);
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}
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}
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line.drain();
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line.close();
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}
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}
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