Mercurial > audio-send

comparison java/src/com/aurellem/send/AudioSend.java @ 7:37f25cb34196

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transferred native interface for send.c to this project
author Robert McIntyre <rlm@mit.edu>
date Wed, 26 Oct 2011 10:42:15 -0700
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children 92b416b4e027
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6:99df34265b40 7:37f25cb34196
1 package com.aurellem.send;
2
3 import java.nio.ByteBuffer;
4
5 public class AudioSend {
6
7 private final long deviceID;
8
9 public AudioSend(long deviceID){
10 this.deviceID = deviceID;
11 }
12
13 /** This establishes the LWJGL context as the context which will be copies to all
14 * other contexts. It must be called before any calls to <code>addListener();</code>
15 */
16 public void initDevice(){
17 ninitDevice(this.deviceID);}
18 public static native void ninitDevice(long device);
19
20 /**
21 * The send device does not automatically process sound. This step function will cause
22 * the desired number of samples to be processed for each listener. The results will then
23 * be available via calls to <code>getSamples()</code> for each listener.
24 * @param samples
25 */
26 public void step(int samples){
27 nstep(this.deviceID, samples);}
28 public static native void nstep(long device, int samples);
29
30 /**
31 * Retrieve the final rendered sound for a particular listener. <code>contextNum == 0</code>
32 * is the main LWJGL context.
33 * @param buffer
34 * @param samples
35 * @param contextNum
36 */
37 public void getSamples(ByteBuffer buffer, int samples, int contextNum){
38 ngetSamples(this.deviceID, buffer, buffer.position(), samples, contextNum);}
39 public static native void ngetSamples(
40 long device, ByteBuffer buffer, int position, int samples, int contextNum);
41
42 /**
43 * Create an additional listener on the recorder device. The device itself will manage
44 * this listener and synchronize it with the main LWJGL context. Processed sound samples
45 * for this listener will be available via a call to <code>getSamples()</code> with
46 * <code>contextNum</code> equal to the number of times this method has been called.
47 */
48 public void addListener(){naddListener(this.deviceID);}
49 public static native void naddListener(long device);
50
51 /**
52 * This will internally call <code>alListener3f<code> in the appropriate slave context and update
53 * that context's listener's parameters. Calling this for a number greater than the current
54 * number of slave contexts will have no effect.
55 * @param pname
56 * @param v1
57 * @param v2
58 * @param v3
59 * @param contextNum
60 */
61 public void setNthListener3f(int pname, float v1, float v2, float v3, int contextNum){
62 nsetNthListener3f(pname, v1, v2, v3, this.deviceID, contextNum);}
63 public static native void
64 nsetNthListener3f(int pname, float v1, float v2, float v3, long device, int contextNum);
65
66 /**
67 * This will internally call <code>alListenerf<code> in the appropriate slave context and update
68 * that context's listener's parameters. Calling this for a number greater than the current
69 * number of slave contexts will have no effect.
70 * @param pname
71 * @param v1
72 * @param contextNum
73 */
74 public void setNthListenerf(int pname, float v1, int contextNum){
75 nsetNthListenerf(pname, v1, this.deviceID, contextNum);}
76 public static native void nsetNthListenerf(int pname, float v1, long device, int contextNum);
77
78 }