Capture test for OpenAL 1.1
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/*
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* Copyright (c) 2002-2004 LWJGL Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'LWJGL' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.lwjgl.test.openal;
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import java.nio.ByteBuffer;
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import java.nio.IntBuffer;
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import org.lwjgl.BufferUtils;
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import org.lwjgl.openal.AL;
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import org.lwjgl.openal.AL10;
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import org.lwjgl.openal.ALC10;
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import org.lwjgl.openal.ALC11;
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import org.lwjgl.openal.ALCdevice;
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import org.lwjgl.openal.OpenALException;
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/**
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*
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* This is a test for the ALC part of OpenAL
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*
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* @author Brian Matzon <brian@matzon.dk>
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* @version $Revision: 2286 $
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* $Id: ALCTest.java 2286 2006-03-23 19:32:21Z matzon $
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*/
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public class ALCCaptureTest extends BasicTest {
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/**
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* Creates an instance of ALCTest
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*/
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public ALCCaptureTest() {
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super();
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}
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/**
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* Runs the actual test, using supplied arguments
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*/
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protected void execute(String[] args) {
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int lastError = ALC10.ALC_NO_ERROR;
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IntBuffer sampleCount = BufferUtils.createIntBuffer(1);
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int state = AL10.AL_PLAYING;
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int FMT = AL10.AL_FORMAT_MONO16;
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int FMTSIZE = 16/8;
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int FREQ = 44100;
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int TIME = 5;
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int SAMPS = (FREQ * TIME);
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ByteBuffer buf = BufferUtils.createByteBuffer(SAMPS * FMTSIZE);
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// check that capture is available
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if(!ALC10.alcIsExtensionPresent(AL.getDevice(), "ALC_EXT_CAPTURE")) {
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throw new OpenALException("ALC_EXT_CAPTURE extension not available");
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}
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// get list of devices
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String captureDevices = ALC10.alcGetString(null, ALC11.ALC_CAPTURE_DEVICE_SPECIFIER);
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System.out.println("captureDevices: " + captureDevices);
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String defaultRecorder = ALC10.alcGetString(AL.getDevice(), ALC11.ALC_CAPTURE_DEFAULT_DEVICE_SPECIFIER);
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System.out.println("Default capture device: " + defaultRecorder);
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ALCdevice device = ALC11.alcCaptureOpenDevice(null, FREQ, FMT, SAMPS);
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if(device != null) {
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// record some sound
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// =====================================
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System.out.print("Recording using " + ALC10.alcGetString(device, ALC11.ALC_CAPTURE_DEVICE_SPECIFIER) + "...");
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ALC11.alcCaptureStart(device);
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while (sampleCount.get(0) < SAMPS) {
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pause(1000);
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ALC10.alcGetInteger(device, ALC11.ALC_CAPTURE_SAMPLES, sampleCount);
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}
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System.out.println("done");
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ALC11.alcCaptureStop(device);
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// capure the samples
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ALC11.alcCaptureSamples(device, buf, SAMPS);
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ALC11.alcCaptureCloseDevice(device);
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// -------------------------------------
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// play back recording
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// ===================
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IntBuffer buffers = BufferUtils.createIntBuffer(1);
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IntBuffer sources = BufferUtils.createIntBuffer(1);
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buffers.position(0).limit(1);
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AL10.alGenBuffers(buffers);
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sources.position(0).limit(1);
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AL10.alGenSources(sources);
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System.out.print("Playing...");
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AL10.alBufferData(buffers.get(0), FMT, buf, FREQ);
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AL10.alSourcei(sources.get(0), AL10.AL_BUFFER, buffers.get(0));
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AL10.alSourcei(sources.get(0), AL10.AL_LOOPING, AL10.AL_FALSE);
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AL10.alSourcePlay(sources.get(0));
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while (state == AL10.AL_PLAYING)
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{
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pause(100);
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state = AL10.alGetSourcei(sources.get(0), AL10.AL_SOURCE_STATE);
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}
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System.out.println("done");
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AL10.alDeleteSources(sources);
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AL10.alDeleteBuffers(buffers);
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}
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alExit();
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}
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/**
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* main entry point
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*
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* @param args String array containing arguments
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*/
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public static void main(String[] args) {
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ALCCaptureTest alcTest = new ALCCaptureTest();
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alcTest.execute(args);
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System.exit(0);
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}
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}
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