App mit SoundPool gibt keinen Sound aus

1<?xml version="1.0" encoding="utf-8"?>
2<merge xmlns:android="http://schemas.android.com/apk/res/android"
3 android:layout_width="fill_parent"
4 android:layout_height="fill_parent" >
5
6
7
8
9
10 <RelativeLayout
11 android:layout_width="fill_parent"
12 android:layout_height="fill_parent" >
13
14 <LinearLayout
15 android:id="@+id/linearLayout1"
16 android:layout_width="wrap_content"
17 android:layout_height="wrap_content"
18 android:layout_alignParentBottom="true"
19 android:layout_centerHorizontal="true"
20 android:layout_marginBottom="64dp"
21 android:orientation="vertical" >
22 </LinearLayout>
23
24 <LinearLayout
25 android:id="@+id/linearLayout2"
26 android:layout_width="wrap_content"
27 android:layout_height="wrap_content"
28 android:layout_alignParentBottom="true"
29 android:layout_marginBottom="18dp"
30 android:layout_marginRight="92dp"
31 android:layout_toLeftOf="@+id/linearLayout1" >
32 </LinearLayout>
33
34
35 <Button
36 android:id="@+id/Bass"
37 android:layout_width="139dp"
38 android:layout_height="87dp"
39 android:layout_alignBottom="@+id/linearLayout2"
40 android:layout_centerHorizontal="true"
41 android:text="@string/Bass" />
42
43 </RelativeLayout>
44
45</merge>

1package ds.android;
2
3import android.app.Activity;
4import android.media.AudioManager;
5import android.media.SoundPool;
6import android.os.Bundle;
7import android.view.MotionEvent;
8import android.view.View;
9import android.view.View.OnTouchListener;
10import android.widget.Button;
11
12public class DrumSetActivity extends Activity {
13 private SoundPool sp;
14 private int soundID;
15 boolean loaded = false;
16 Button Bass;
17
18 /** Called when the activity is first created. */
19 @Override
20 public void onCreate(Bundle savedInstanceState) {
21 super.onCreate(savedInstanceState);
22 setContentView(R.layout.drumset);
23
24 this.setVolumeControlStream(AudioManager.STREAM_MUSIC);
25
26
27
28 sp = new SoundPool(10, AudioManager.STREAM_MUSIC, 0);
29 soundID = sp.load(this, R.raw.bass, 1);
30
31 Bass = (Button) findViewById(R.id.Bass);
32
33
34
35 AudioManager audioManager = (AudioManager) getSystemService(AUDIO_SERVICE);
36 float actualVolume = (float) audioManager
37 .getStreamVolume(AudioManager.STREAM_MUSIC);
38 float maxVolume = (float) audioManager
39 .getStreamMaxVolume(AudioManager.STREAM_MUSIC);
40 final float volume = actualVolume / maxVolume;
41 // Is the sound loaded already
42
43
44
45 Bass.setOnTouchListener(new OnTouchListener()
46 {
47 @SuppressWarnings("unused")
48 public void onClick(View view)
49 {
50
51 sp.play(soundID, volume, volume, 1, 0, 1f);
52 }
53
54 @Override
55 public boolean onTouch(View arg0, MotionEvent arg1) {
56 // TODO Auto-generated method stub
57 return false;
58 }
59 });
60
61
62
63
64 }
65}