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rlm@7
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1 package com.aurellem.send;
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2
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3 import java.nio.ByteBuffer;
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4
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rlm@13
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5 import javax.sound.sampled.AudioFormat;
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6
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rlm@7
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7 public class AudioSend {
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rlm@7
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8
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rlm@19
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9 private final long deviceID;
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10
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11 public AudioSend(long deviceID){
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rlm@19
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12 this.deviceID = deviceID;
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13 }
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rlm@7
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14
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rlm@19
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15 /** This establishes the LWJGL context as the context which
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16 * will be copies to all other contexts. It must be called
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17 * before any calls to <code>addListener();</code>
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rlm@19
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18 */
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rlm@19
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19 public void initDevice(){
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20 ninitDevice(this.deviceID);}
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rlm@19
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21 public static native void ninitDevice(long device);
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22
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23 /**
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24 * The send device does not automatically process sound. This
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25 * step function will cause the desired number of samples to
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26 * be processed for each listener. The results will then be
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27 * available via calls to <code>getSamples()</code> for each
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28 * listener.
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29 * @param samples
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30 */
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rlm@19
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31 public void step(int samples){
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rlm@19
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32 nstep(this.deviceID, samples);}
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rlm@19
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33 public static native void nstep(long device, int samples);
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34
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rlm@19
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35 /**
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36 * Retrieve the final rendered sound for a particular
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37 * listener. <code>contextNum == 0</code> is the main LWJGL
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38 * context.
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39 * @param buffer
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40 * @param samples
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41 * @param contextNum
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42 */
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43 public void getSamples(ByteBuffer buffer,
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44 int samples, int contextNum){
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45 ngetSamples(this.deviceID, buffer,
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46 buffer.position(), samples, contextNum);}
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47 public static native void
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48 ngetSamples(long device, ByteBuffer buffer,
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49 int position, int samples, int contextNum);
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50
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rlm@19
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51 /**
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52 * Create an additional listener on the recorder device. The
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53 * device itself will manage this listener and synchronize it
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54 * with the main LWJGL context. Processed sound samples for
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55 * this listener will be available via a call to
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56 * <code>getSamples()</code> with <code>contextNum</code>
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57 * equal to the number of times this method has been called.
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58 */
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59 public void addListener(){naddListener(this.deviceID);}
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60 public static native void naddListener(long device);
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61
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62 /**
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63 * This will internally call <code>alListener3f<code> in the
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64 * appropriate slave context and update that context's
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65 * listener's parameters. Calling this for a number greater
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66 * than the current number of slave contexts will have no
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67 * effect.
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68 * @param pname
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69 * @param v1
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70 * @param v2
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71 * @param v3
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72 * @param contextNum
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73 */
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74 public void
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75 setNthListener3f(int pname, float v1,
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76 float v2, float v3, int contextNum){
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77 nsetNthListener3f(pname, v1, v2, v3,
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rlm@19
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78 this.deviceID, contextNum);}
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rlm@19
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79 public static native void
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80 nsetNthListener3f(int pname, float v1, float v2,
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81 float v3, long device, int contextNum);
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82
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83 /**
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84 * This will internally call <code>alListenerf<code> in the
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85 * appropriate slave context and update that context's
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86 * listener's parameters. Calling this for a number greater
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87 * than the current number of slave contexts will have no
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88 * effect.
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89 * @param pname
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rlm@19
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90 * @param v1
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91 * @param contextNum
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92 */
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rlm@19
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93 public void setNthListenerf(int pname, float v1, int contextNum){
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rlm@19
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94 nsetNthListenerf(pname, v1, this.deviceID, contextNum);}
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rlm@19
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95 public static native void
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rlm@19
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96 nsetNthListenerf(int pname, float v1,
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rlm@19
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97 long device, int contextNum);
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98
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99 /**
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100 * Retrieve the AudioFormat which the device is using. This
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101 * format is itself derived from the OpenAL config file under
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102 * the "format" variable.
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103 */
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104 public AudioFormat getAudioFormat(){
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105 return ngetAudioFormat(this.deviceID);}
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106 public static native AudioFormat ngetAudioFormat(long device);
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107 }
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