在android中进行实时音频流时如何处理电话呼叫
我正在做一个音频在线流媒体,音频在模拟器和设备中都播放得很好。但问题是,当我同时呼叫我的设备时,流媒体也在播放。电话接通时,我需要暂停并播放音频。你能帮我处理广播吗在android中进行实时音频流时如何处理电话呼叫,android,broadcastreceiver,handler,http-live-streaming,Android,Broadcastreceiver,Handler,Http Live Streaming,我正在做一个音频在线流媒体,音频在模拟器和设备中都播放得很好。但问题是,当我同时呼叫我的设备时,流媒体也在播放。电话接通时,我需要暂停并播放音频。你能帮我处理广播吗 public class BhajanStream extends Activity { protected static final String TAG = null; /** Called when the activity is first created. */ final String rs_bhajan_ur
public class BhajanStream extends Activity {
protected static final String TAG = null;
/** Called when the activity is first created. */
final String rs_bhajan_uri = "Media URL";
MediaPlayer mediaPlayer;
AudioManager audioManager;
Button bhajan_play;
Button bhajan_stop;
ImageView loadanim, effectbhajan;
AnimationDrawable loadanimation, effectanimation;
ProgressDialog dialog;
MusicServicePhoneStateListener mPhoneListener;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.bhajan);
bhajan_play = (Button) findViewById(R.id.btn_play);
bhajan_stop = (Button) findViewById(R.id.btn_stop);
bhajan_stop.setVisibility(View.GONE);
loadanim = (ImageView) findViewById(R.id.loadeffectview);
effectbhajan = (ImageView) findViewById(R.id.bhajan_effect);
/*if (mediaPlayer != null) {
mediaPlayer.stop();
mediaPlayer= null;
}*/
mediaPlayer = new MediaPlayer();
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
// mediaPlayer.reset();
bhajan_play.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
ConnectivityManager conMan = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo Info = conMan.getActiveNetworkInfo();
if (Info == null) {
Toast.makeText(BhajanStream.this, "POOR SIGNALS ",
Toast.LENGTH_LONG).show();
// startActivity(new Intent(Settings.ACTION_WIFI_SETTINGS));
}
loadanim.setBackgroundResource(R.drawable.loader_1);
loadanim.setBackgroundResource(R.anim.loadanim);
loadanimation = (AnimationDrawable) loadanim
.getBackground();
loadanimation.isVisible();
effectbhajan.setBackgroundResource(R.drawable.effect_bhajan1);
effectbhajan.setBackgroundResource(R.anim.bhajaneffect);
effectanimation = (AnimationDrawable) effectbhajan
.getBackground();
bhajan_play.setBackgroundResource(R.drawable.bhajan_start);
bhajan_play.setVisibility(View.GONE);
bhajan_stop.setVisibility(View.VISIBLE);
loadanim.setVisibility(View.VISIBLE);
effectbhajan.setVisibility(View.VISIBLE);
try {
mediaPlayer.reset();
mediaPlayer.setDataSource(rs_bhajan_uri);
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
try {
mediaPlayer.prepareAsync();
} catch (IllegalStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mediaPlayer.setOnPreparedListener(new OnPreparedListener() {
@Override
public void onPrepared(MediaPlayer mp) {
mediaPlayer.start();
}
});
}
});
bhajan_stop.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (mediaPlayer.isPlaying()) {
if (mediaPlayer != null) {
bhajan_stop.setVisibility(View.GONE);
bhajan_play.setVisibility(View.VISIBLE);
mediaPlayer.stop();
loadanimation.stop();
effectanimation.stop();
loadanim.setVisibility(View.GONE);
effectbhajan.setVisibility(View.GONE);
}}
}
});
}
protected void onPreExecute() {
// UI work allowed here
loadanimation.start();
}
@Override
public void onBackPressed() {
// do something
if (mediaPlayer.isPlaying()) {
if (mediaPlayer != null) {
mediaPlayer.stop();
loadanimation.stop();
effectanimation.stop();
bhajan_stop.setVisibility(View.GONE);
bhajan_play.setVisibility(View.VISIBLE);
loadanim.setVisibility(View.GONE);
effectbhajan.setVisibility(View.GONE);
}
} else{
startActivity(new Intent(BhajanStream.this, SaiStreams.class));
finish();
}
}
private class MusicServicePhoneStateListener extends PhoneStateListener {
private boolean mResumeAfterCall = false;
@Override
public void onCallStateChanged(int state, String incoming_number) {
switch (state) {
case TelephonyManager.CALL_STATE_OFFHOOK:
case TelephonyManager.CALL_STATE_RINGING:
Log.i(TAG, "phone active, suspending music service");
mResumeAfterCall = mediaPlayer.isPlaying();
mediaPlayer.pause();
break;
case TelephonyManager.CALL_STATE_IDLE:
Log.i(TAG, "phone inactive, resuming music service");
if (mResumeAfterCall) {
mediaPlayer.start();
}
break;
default:
break;
}
}
}
public void onCreate(){
mPhoneListener = new MusicServicePhoneStateListener();
((TelephonyManager)getSystemService(Context.TELEPHONY_SERVICE)).listen(mPhoneListener, PhoneStateListener.LISTEN_CALL_STATE);
}
public void onDestroy(){
mPhoneListener = new MusicServicePhoneStateListener();
((TelephonyManager)getSystemService(Context.TELEPHONY_SERVICE)).listen(mPhoneListener, 0);
}
}在活动中,您可以通过调用
TelephonyManager
类中的public void listen(PhoneStateListener listener,int events)
注册电话状态侦听器。看见另外,您可以调用Context.getSystemService(Context.TELEPHONY\u SERVICE)
来获取TelephonyManager对象的实例。在活动中,您可以通过调用TelephonyManager
类中的public void listener(PhoneStateListener,int events)
来注册电话状态侦听器。看见此外,您还可以调用Context.getSystemService(Context.TELEPHONY\u SERVICE)
来获取TelephonyManager对象的实例。@Huang您能给我举一个如何在我的应用程序中使用它的示例吗code@user1051599我手头没有月食。好的,我可以向您展示代码片段,让您了解如何使用它,但我无法测试它。实际上,在SDK中阅读文档是一个好习惯,我回家后会更新代码段。好吗?我编辑并更新了我的代码,并展示了我是如何使用的。你能检查一下吗?我认为你应该根据Android中活动的生命周期,在onResume()
方法中注册监听器,然后在onPause()
方法中注销监听器。此外,还应注销同一对象。我的意思是,您不需要创建新的MusicServicePhoneStateListener
对象,只需创建旧的mPhoneListener
@Huang您能给我一个在我的code@user1051599我手头没有月食。好的,我可以向您展示代码片段,让您了解如何使用它,但我无法测试它。实际上,在SDK中阅读文档是一个好习惯,我回家后会更新代码段。好吗?我编辑并更新了我的代码,并展示了我是如何使用的。你能检查一下吗?我认为你应该根据Android中活动的生命周期,在onResume()
方法中注册监听器,然后在onPause()
方法中注销监听器。此外,还应注销同一对象。我的意思是,您不需要创建新的MusicServicePhoneStateListener
对象,只需创建旧的mPhoneListener
。非常感谢!!谢谢你纠正你的问题。我只想为将阅读你的代码的用户添加:别忘了在你的清单中添加以下权限:android.permission.read\u PHONE\u STATE,所以你必须添加这一行:非常感谢!!谢谢你纠正你的问题。我只想为将阅读您的代码的用户添加:不要忘记在清单中添加以下权限:android.permission.read\u PHONE\u STATE,因此您必须添加此行: