android实现电话录音

配置文件

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
 package="codefans.app"
 android:versionCode="1"
 android:versionName="1.0" >

 <uses-sdk android:minSdkVersion="8" />

 <!-- 监听电话状态权限 -->
 <uses-permission android:name="android.permission.READ_PHONE_STATE"/>

 <!-- 在SDCard中创建与删除文件权限 -->
 <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>

 <!-- 在SDCard写入数据权限 -->
 <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>

 <!-- 刻入声音权限 -->
 <uses-permission android:name="android.permission.RECORD_AUDIO"/>
 <application
 android:icon="@drawable/ic_launcher"
 android:label="@string/app_name" >
 <service android:name=".PhoneService"></service>
 <receiver android:name=".PhoneBroadcastReceiver">
 <intent-filter >
 <action android:name="android.intent.action.BOOT_COMPLETED"/> <!-- 开机启动广播 -->
 </intent-filter>
 </receiver>
 </application>

</manifest>

<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="codefans.app" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="8" /> <!-- 监听电话状态权限 --> <uses-permission android:name="android.permission.READ_PHONE_STATE"/> <!-- 在SDCard中创建与删除文件权限 --> <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/> <!-- 在SDCard写入数据权限 --> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/> <!-- 刻入声音权限 --> <uses-permission android:name="android.permission.RECORD_AUDIO"/> <application android:icon="@drawable/ic_launcher" android:label="@string/app_name" > <service android:name=".PhoneService"></service> <receiver android:name=".PhoneBroadcastReceiver"> <intent-filter > <action android:name="android.intent.action.BOOT_COMPLETED"/> <!-- 开机启动广播 --> </intent-filter> </receiver> </application> </manifest>

public class PhoneService extends Service
{

 @Override
 public IBinder onBind(Intent intent)
 {
 // TODO Auto-generated method stub
 return null;
 }

 @Override
 public void onCreate()
 {
 super.onCreate();

 TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);

 telephonyManager.listen(new PhoneListener(), PhoneStateListener.LISTEN_CALL_STATE); //注册监听器 监听电话状态
 }


 private final class PhoneListener extends PhoneStateListener
 {
 private String incomeNumber; //来电号码
 private MediaRecorder mediaRecorder;
 private File file;
 @Override
 public void onCallStateChanged(int state, String incomingNumber)
 {
 try
 {
 switch(state)
 {
 case TelephonyManager.CALL_STATE_RINGING: //来电
 this.incomeNumber = incomingNumber;
 break;
 case TelephonyManager.CALL_STATE_OFFHOOK: //接通电话
 file = new File(Environment.getExternalStorageDirectory(), this.incomeNumber + System.currentTimeMillis() + ".3gp");
 mediaRecorder = new MediaRecorder();
 mediaRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_CALL); //获得声音数据源
 mediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); // 按3gp格式输出
 mediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
 mediaRecorder.setOutputFile(file.getAbsolutePath()); //输出文件
 mediaRecorder.prepare(); //准备
 mediaRecorder.start();
 break;

 case TelephonyManager.CALL_STATE_IDLE: //挂掉电话
 if(mediaRecorder != null)
 {
 mediaRecorder.stop();
 mediaRecorder.release();
 mediaRecorder = null;
 }

 break;

 }
 }
 catch (IllegalStateException e)
 {
 // TODO Auto-generated catch block
 e.printStackTrace();
 }
 catch (IOException e)
 {
 // TODO Auto-generated catch block
 e.printStackTrace();
 }
 }


 }


}

public class PhoneService extends Service { @Override public IBinder onBind(Intent intent) { // TODO Auto-generated method stub return null; } @Override public void onCreate() { super.onCreate(); TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE); telephonyManager.listen(new PhoneListener(), PhoneStateListener.LISTEN_CALL_STATE); //注册监听器 监听电话状态 } private final class PhoneListener extends PhoneStateListener { private String incomeNumber; //来电号码 private MediaRecorder mediaRecorder; private File file; @Override public void onCallStateChanged(int state, String incomingNumber) { try { switch(state) { case TelephonyManager.CALL_STATE_RINGING: //来电 this.incomeNumber = incomingNumber; break; case TelephonyManager.CALL_STATE_OFFHOOK: //接通电话 file = new File(Environment.getExternalStorageDirectory(), this.incomeNumber + System.currentTimeMillis() + ".3gp"); mediaRecorder = new MediaRecorder(); mediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC); //获得声音数据源 mediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); // 按3gp格式输出 mediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); mediaRecorder.setOutputFile(file.getAbsolutePath()); //输出文件 mediaRecorder.prepare(); //准备 mediaRecorder.start(); break; case TelephonyManager.CALL_STATE_IDLE: //挂掉电话 if(mediaRecorder != null) { mediaRecorder.stop(); mediaRecorder.release(); mediaRecorder = null; } break; } } catch (IllegalStateException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } }

public class PhoneBroadcastReceiver extends BroadcastReceiver
{

 @Override
 public void onReceive(Context context, Intent intent)
 {
 Intent service = new Intent(context, PhoneService.class);
 context.startService(service); //启动服务
 }

}

public class PhoneBroadcastReceiver extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { Intent service = new Intent(context, PhoneService.class); context.startService(service); //启动服务 } }