com.github.bloodshura.x.assets.device.CaptureThread Maven / Gradle / Ivy

Go to download
/*
 * Copyright (c) 2013-2018, João Vitor Verona Biazibetti - All Rights Reserved
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see .
 *
 * https://www.github.com/BloodShura
 */

package com.github.bloodshura.x.assets.device;

import com.github.bloodshura.x.assets.sound.SoundFormat;
import com.github.bloodshura.x.io.exception.FileException;
import com.github.bloodshura.x.io.file.TempFile;
import com.github.bloodshura.x.runnable.XThread;

import javax.annotation.Nonnull;
import javax.sound.sampled.AudioFileFormat;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.LineUnavailableException;
import javax.sound.sampled.TargetDataLine;

class CaptureThread extends XThread {
	public final AudioFormat audioFormat;
	public final TargetDataLine currentLine;
	public Object result;
	public final SoundFormat soundFormat;

	public CaptureThread(@Nonnull AudioFormat audioFormat, @Nonnull SoundFormat soundFormat) throws CaptureException {
		super("Microphone Capture Thread");

		try {
			this.audioFormat = audioFormat;
			this.currentLine = AudioSystem.getTargetDataLine(audioFormat);
			this.result = null;
			this.soundFormat = soundFormat;
		}
		catch (FileException | IllegalArgumentException | LineUnavailableException exception) {
			throw new CaptureException("Could not create capture thread", exception);
		}
	}

	public void close() {
		currentLine.stop();
		currentLine.close();
	}

	@Override
	public void run() {
		TempFile file = null;

		try {
			currentLine.open();
			currentLine.start();

			AudioFileFormat.Type handle = new AudioFileFormat.Type(soundFormat.getName(), soundFormat.getFormat());

			file = new TempFile();
			AudioSystem.write(new AudioInputStream(currentLine), handle, file.handle());

			this.result = file.readData();
		}
		catch (Exception exception) {
			this.result = exception;
		}
		finally {
			if (file != null) {
				file.delete();
			}
		}
	}
}