Mercurial > audio-send

     1 package com.aurellem.send;

     2 

     3 import java.nio.ByteBuffer;

     4 

     5 import javax.sound.sampled.AudioFormat;

     6 

     7 public class AudioSend {

     8 

     9 	private final long deviceID;

    10 	

    11 	public AudioSend(long deviceID){

    12 		this.deviceID = deviceID;

    13 	}

    14 	

    15 	/** This establishes the LWJGL context as the context which will be copies to all 

    16 	 *  other contexts.  It must be called before any calls to <code>addListener();</code>

    17 	 */

    18 	public void initDevice(){

    19 		ninitDevice(this.deviceID);}

    20 	public static native void ninitDevice(long device);

    21 	

    22 	/**

    23 	 * The send device does not automatically process sound.  This step function will cause 

    24 	 * the desired number of samples to be processed for each listener.  The results will then 

    25 	 * be available via calls to <code>getSamples()</code> for each listener.

    26 	 * @param samples

    27 	 */

    28 	public void step(int samples){

    29 		nstep(this.deviceID, samples);}

    30 	public static native void nstep(long device, int samples);

    31 

    32 	/**

    33 	 * Retrieve the final rendered sound for a particular listener.  <code>contextNum == 0</code>

    34 	 * is the main LWJGL context.

    35 	 * @param buffer

    36 	 * @param samples

    37 	 * @param contextNum

    38 	 */

    39 	public void getSamples(ByteBuffer buffer, int samples, int contextNum){

    40 		ngetSamples(this.deviceID, buffer, buffer.position(), samples, contextNum);}

    41 	public static native void ngetSamples(

    42 			long device, ByteBuffer buffer, int position, int samples, int contextNum);

    43 	

    44 	/**

    45 	 * Create an additional listener on the recorder device.  The device itself will manage 

    46 	 * this listener and synchronize it with the main LWJGL context. Processed sound samples

    47 	 * for this listener will be available via a call to <code>getSamples()</code> with 

    48 	 * <code>contextNum</code> equal to the number of times this method has been called. 

    49 	 */

    50 	public void addListener(){naddListener(this.deviceID);}

    51 	public static native void naddListener(long device);

    52 	

    53 	/**

    54 	 * This will internally call <code>alListener3f<code> in the appropriate slave context and update

    55 	 * that context's listener's parameters. Calling this for a number greater than the current 

    56 	 * number of slave contexts will have no effect.

    57 	 * @param pname

    58 	 * @param v1

    59 	 * @param v2

    60 	 * @param v3

    61 	 * @param contextNum

    62 	 */

    63 	public void setNthListener3f(int pname, float v1, float v2, float v3, int contextNum){

    64 		nsetNthListener3f(pname, v1, v2, v3, this.deviceID, contextNum);}

    65 	public static native void 

    66 	nsetNthListener3f(int pname, float v1, float v2, float v3, long device, int contextNum);

    67 	

    68 	/**

    69 	 * This will internally call <code>alListenerf<code> in the appropriate slave context and update

    70 	 * that context's listener's parameters. Calling this for a number greater than the current 

    71 	 * number of slave contexts will have no effect.

    72 	 * @param pname

    73 	 * @param v1

    74 	 * @param contextNum

    75 	 */

    76 	public void setNthListenerf(int pname, float v1, int contextNum){

    77 		nsetNthListenerf(pname, v1, this.deviceID, contextNum);}

    78 	public static native void nsetNthListenerf(int pname, float v1, long device, int contextNum);

    79 	

    80 	

    81 	/**

    82 	 * Retrieve the AudioFormat which the device is using.  This format is itself derived

    83 	 * from the OpenAL config file under the "format" variable.

    84 	 */

    85 	public AudioFormat getAudioFormat(){

    86 		return ngetAudioFormat(this.deviceID);}

    87 	public static native AudioFormat ngetAudioFormat(long device);

    88 	

    89 	

    90 	

    91 }
author	Robert McIntyre <rlm@mit.edu>
date	Thu, 03 Nov 2011 12:09:54 -0700
parents	92b416b4e027
children	22ac5a0367cd