When use the soundpool do more tracks program testing, found a strange phenomenon, is the load assets 2 first audio file is loaded, after playing only hear twice with a audio

Want to seek advice in the BBS have friends know the cause of the problem or have any clues?
Code downloaded from https://blog.csdn.net/aduovip/article/details/14695779, a slight modification,
Thanks for sharing,
Thank you,

 
Import the Java. IO. ByteArrayOutputStream; 
import java.io.File; 
import java.io.IOException; 
Import the Java. IO. InputStream; 
The import java.net.URL; 

The import android. App. The Activity; 
The import android. The content. The Context; 
The import android. Content. Res. AssetFileDescriptor; 
The import android. Media. AudioAttributes; 
The import android. Media. AudioManager; 
The import android. Media. SoundPool; 
The import android. OS. Bundle; 
The import android. OS. Handler; 
The import android. Util. Log; 
The import android. View. The view; 
The import android. Widget. ToggleButton; 

Public class MainActivity extends the Activity implements SoundPool. onl oadCompleteListener {
Private static final ints SRC_QUALITY=0; 
Private static final ints PRIORITY=1; 
Private SoundPool SoundPool=null; 
Private AudioManager aMgr; 

Private int sid_background; 
Private int sid_roar; 
Private int sid_bark; 
Private int sid_chimp; 
Private int sid_rooster; 

Private int BG_bac; 
Private int BG_Str_bac; 
Private float BG_bac_Vol; 
Private int BG_bac_Fre; 
Private int BG_bac_Rate; 
Private int BG_talk; 
Private int BG_Str_talk; 
Private int BG_eff; 
Private Boolean isLoaded; 


@ Override 
Public void onCreate (Bundle savedInstanceState) {
super.onCreate(savedInstanceState); 
setContentView(R.layout.main); 
} 

@ Override 
Protected void onResume () {

//soundPool=new soundPool (4, AudioManager. STREAM_MUSIC SRC_QUALITY); 
SoundPool. Builder.spb=new SoundPool. Builder (); 
.spb. SetMaxStreams (4); 
AudioAttributes. Builder attrBuilder=new AudioAttributes. Builder (); 
AttrBuilder. SetLegacyStreamType (AudioManager. STREAM_MUSIC);//set the appropriate properties of the audio stream 
.spb. SetAudioAttributes (attrBuilder. The build ());//convert audio format 
Final SoundPool SoundPool=.spb. The build ();//create SoundPool object 
//soundPool setOnLoadCompleteListener (this); 

//the way to read the first 2 different MP3 files, the play will be playing the same song audio 2 times, 
Try {
AssetFileDescriptor afd=this. GetAssets (). OpenFd (" res/sound/fight. Mp3 ");//barking 

BG_eff=soundPool. Load (afd) getFileDescriptor (), 0, afd. GetLength (), PRIORITY); 
Afd. Close (); 
} the catch (IOException e) {
e.printStackTrace(); 
} 
Try {
AssetFileDescriptor afd2=this. GetAssets (). OpenFd (" res/sound/enter. Mp3 ");//barking 

BG_talk=soundPool. Load (afd2 getFileDescriptor (), 0, afd2. GetLength (), PRIORITY); 
Afd2. Close (); 
} the catch (IOException e) {
e.printStackTrace(); 
} 
//this way after reading can normal play different audio files at the same time 
//BG_eff=soundPool. Load (this, R.r aw. Enter, PRIORITY); 
//BG_talk=soundPool. Load (this, R.r aw. Fight, PRIORITY); 
SoundPool. SetOnLoadCompleteListener (new soundPool. onl oadCompleteListener () {
@ Override 
Public void onl oadComplete (SoundPool sound, int sampleId, int status) {
IsLoaded=true; 
if(status !=0) 
return; 
//the output play back the STREAMID 
If (sampleId==BG_eff) {
BG_Str_bac=soundPool. Play (BG_eff, 1, 1, PRIORITY, 5, 1.0 f); 
The e (" JAVA ", "load audio file success: str_ID:" + + ", return to the ID: "+ BG_eff BG_Str_bac +", return status: "+ status); 
{} else if (sampleId==BG_talk) 
BG_Str_talk=soundPool. Play (BG_talk, 1, 1, PRIORITY, 5, 1.0 f); 

The e (" JAVA ", "load audio file success: str_ID:" + + ", return to the ID: "+ BG_talk BG_Str_talk +", return status: "+ status); 
} 
} 
}); 
Super. OnResume (); 
} 
Private byte [] InputStreamToByte (InputStream is) throws IOException {
ByteArrayOutputStream bytestream=new ByteArrayOutputStream (); 
Int ch; 
While ((ch=is the read ())!=1) {
Bytestream. Write (ch); 
} 
Byte imgdata []=bytestream. ToByteArray (); 
Bytestream. Close (); 
Return imgdata; 
} 

Public void doClick (View View) {
The switch (the getId ()) {
Case R.i db utton: 
If (((ToggleButton) view). IsChecked ()) {
SoundPool. AutoResume (); 
} else {
SoundPool. AutoPause (); 
} 
break; 
} 
} 

@ Override 
Protected void onPause () {
SoundPool. Release (); 
SoundPool=null; 
Super. OnPause (); 
} 


Private void releaseSoundPool () {
If (soundPool!=null) {
SoundPool. AutoPause (); 
//soundPool. Unload (mSoundId); 
SoundPool. Release (); 
SoundPool=null; 
} 
} 

Private void queueSound (final int the sid, final long delay, the final float volume) {
The new Handler (.) postDelayed (new Runnable () {
@ Override 
Public void the run () {
If (soundPool==null) return; 
If (soundPool. Play (sid, volume, volume, PRIORITY, 0, 1.0 f)==0) {
The e (" soundPool ", "Failed to start sound (" + sid +") "); 
} 
QueueSound (sid, delay, volume); 
}}, delay); 
} 
} 

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