我制作了自己的Android音板。 现在我只有一个问题 我有一首歌Intro，但它大概是38秒。 当我试图播放介绍时，我只听到大约20秒钟。
有人可以帮助我吗？
SoundBoard.java
package com.soundboard;
import com.soundboard.SoundManager;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class Soundboard extends Activity {
private SoundManager mSoundManager;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mSoundManager = new SoundManager();
mSoundManager.initSounds(getBaseContext());
mSoundManager.addSound(1, R.raw.sound1);
mSoundManager.addSound(2, R.raw.sound2);
mSoundManager.addSound(3, R.raw.sound3);
mSoundManager.addSound(4, R.raw.sound4);
mSoundManager.addSound(5, R.raw.sound5);
mSoundManager.addSound(6, R.raw.sound6);
mSoundManager.addSound(7, R.raw.sound7);
mSoundManager.addSound(8, R.raw.sound8);
mSoundManager.addSound(9, R.raw.sound9);
mSoundManager.addSound(10, R.raw.sound10);
mSoundManager.addSound(11, R.raw.sound11);
mSoundManager.addSound(12, R.raw.sound12);
mSoundManager.addSound(13, R.raw.sound13);
mSoundManager.addSound(14, R.raw.sound14);
mSoundManager.addSound(15, R.raw.sound15);
mSoundManager.addSound(16, R.raw.sound16);
mSoundManager.addSound(17, R.raw.sound17);
mSoundManager.addSound(18, R.raw.sound18);
mSoundManager.addSound(19, R.raw.sound19);
mSoundManager.addSound(20, R.raw.sound20);
mSoundManager.addSound(21, R.raw.sound21);
mSoundManager.addSound(22, R.raw.sound22);
mSoundManager.addSound(23, R.raw.sound23);
mSoundManager.addSound(24, R.raw.sound24);
mSoundManager.addSound(25, R.raw.sound25);
mSoundManager.addSound(26, R.raw.sound26);
mSoundManager.addSound(27, R.raw.sound27);
mSoundManager.addSound(28, R.raw.sound28);
mSoundManager.addSound(29, R.raw.sound29);
mSoundManager.addSound(30, R.raw.sound30);
mSoundManager.addSound(31, R.raw.sound31);
mSoundManager.addSound(32, R.raw.sound32);
mSoundManager.addSound(33, R.raw.sound33);
mSoundManager.addSound(34, R.raw.sound34);
mSoundManager.addSound(35, R.raw.sound35);
mSoundManager.addSound(36, R.raw.sound36);
Button SoundButton1 = (Button)findViewById(R.id.sound1);
SoundButton1.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(1);
}
});
Button SoundButton2 = (Button)findViewById(R.id.sound2);
SoundButton2.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(2);
}
});
Button SoundButton3 = (Button)findViewById(R.id.sound3);
SoundButton3.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(3);
}
});
Button SoundButton4 = (Button)findViewById(R.id.sound4);
SoundButton4.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(4);
}
});
Button SoundButton5 = (Button)findViewById(R.id.sound5);
SoundButton5.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(5);
}
});
Button SoundButton6 = (Button)findViewById(R.id.sound6);
SoundButton6.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(6);
}
});
Button SoundButton7 = (Button)findViewById(R.id.sound7);
SoundButton7.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(7);
}
});
Button SoundButton8 = (Button)findViewById(R.id.sound8);
SoundButton8.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(8);
}
});
Button SoundButton9 = (Button)findViewById(R.id.sound9);
SoundButton9.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(9);
}
});
Button SoundButton10 = (Button)findViewById(R.id.sound10);
SoundButton10.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(10);
}
});
Button SoundButton11 = (Button)findViewById(R.id.sound11);
SoundButton11.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(11);
}
});
Button SoundButton12 = (Button)findViewById(R.id.sound12);
SoundButton12.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(12);
}
});
Button SoundButton13 = (Button)findViewById(R.id.sound13);
SoundButton13.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(13);
}
});
Button SoundButton14 = (Button)findViewById(R.id.sound14);
SoundButton14.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(14);
}
});
Button SoundButton15 = (Button)findViewById(R.id.sound15);
SoundButton15.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(15);
}
});
Button SoundButton16 = (Button)findViewById(R.id.sound16);
SoundButton16.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(16);
}
});
Button SoundButton17 = (Button)findViewById(R.id.sound17);
SoundButton17.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(17);
}
});
Button SoundButton18 = (Button)findViewById(R.id.sound18);
SoundButton18.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(18);
}
});
Button SoundButton19 = (Button)findViewById(R.id.sound19);
SoundButton19.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(19);
}
});
Button SoundButton20 = (Button)findViewById(R.id.sound20);
SoundButton20.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(20);
}
});
Button SoundButton21 = (Button)findViewById(R.id.sound21);
SoundButton21.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(21);
}
});
Button SoundButton22 = (Button)findViewById(R.id.sound22);
SoundButton22.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(22);
}
});
Button SoundButton23 = (Button)findViewById(R.id.sound23);
SoundButton23.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(23);
}
});
Button SoundButton24 = (Button)findViewById(R.id.sound24);
SoundButton24.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(24);
}
});
Button SoundButton25 = (Button)findViewById(R.id.sound25);
SoundButton25.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(25);
}
});
Button SoundButton26 = (Button)findViewById(R.id.sound26);
SoundButton26.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(26);
}
});
Button SoundButton27 = (Button)findViewById(R.id.sound27);
SoundButton27.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(27);
}
});
Button SoundButton28 = (Button)findViewById(R.id.sound28);
SoundButton28.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(28);
}
});
Button SoundButton29 = (Button)findViewById(R.id.sound29);
SoundButton29.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(29);
}
});
Button SoundButton30 = (Button)findViewById(R.id.sound30);
SoundButton30.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(30);
}
});
Button SoundButton31 = (Button)findViewById(R.id.sound31);
SoundButton31.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(31);
}
});
Button SoundButton32 = (Button)findViewById(R.id.sound32);
SoundButton32.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(32);
}
});
Button SoundButton33 = (Button)findViewById(R.id.sound33);
SoundButton33.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(33);
}
});
Button SoundButton34 = (Button)findViewById(R.id.sound34);
SoundButton34.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(34);
}
});
Button SoundButton35 = (Button)findViewById(R.id.sound35);
SoundButton35.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(35);
}
});
Button SoundButton36 = (Button)findViewById(R.id.sound36);
SoundButton36.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
mSoundManager.playSound(36);
}
});
}
}
SoundManager.java
package com.soundboard;
import java.util.HashMap;
import android.content.Context;
import android.media.AudioManager;
import android.media.SoundPool;
public class SoundManager {
private SoundPool mSoundPool;
private HashMap<Integer, Integer> mSoundPoolMap;
private AudioManager mAudioManager;
private Context mContext;
public SoundManager()
{
}
public void initSounds(Context theContext) {
mContext = theContext;
mSoundPool = new SoundPool(1, AudioManager.STREAM_MUSIC, 0);
mSoundPoolMap = new HashMap<Integer, Integer>();
mAudioManager = (AudioManager)mContext.getSystemService(Context.AUDIO_SERVICE);
}
public void addSound(int Index,int SoundID)
{
mSoundPoolMap.put(Index, mSoundPool.load(mContext, SoundID, 1));
}
public void playSound(int index) {
int streamVolume = mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC);
mSoundPool.play(mSoundPoolMap.get(index), streamVolume, streamVolume, 1, 0, 1f);
}
}
谢谢
答案 0 :(得分：1)
您使用Soundpool而不是MediaPlayer有什么具体原因吗？
对于这种类型的媒体播放，MediaPlayer更加优雅。
答案 1 :(得分：1)
如果您在主线程而不是服务（建议用于该长度的音乐播放）或后台线程中执行此操作，则可能会将事件线程锁定太长时间。只是一个想法。