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python androidhelper 播放 音频_Android中使用AudioManager实现按键录音并保存以及点击播放功能...

python调用安卓手机的录音机

package com.badao.audiodemo.audioHelper;

import android.annotation.TargetApi;

import android.content.Context;

import android.content.res.Resources;

import android.media.AudioManager;

import android.media.MediaRecorder;

import android.net.Uri;

import android.os.Build;

import android.os.Handler;

import android.os.Message;

import android.os.SystemClock;

import android.telephony.PhoneStateListener;

import android.telephony.TelephonyManager;

import android.text.TextUtils;

import android.util.Log;

import java.io.File;public classAudioRecordManager implements Handler.Callback {private static final String TAG = "LQR_AudioRecordManager";private intRECORD_INTERVAL;privateString SAVE_PATH;privateIAudioState mCurAudioState;privateContext mContext;privateHandler mHandler;privateAudioManager mAudioManager;privateMediaRecorder mMediaRecorder;privateUri mAudioPath;private longsmStartRecTime;privateAudioManager.OnAudioFocusChangeListener mAfChangeListener;

IAudioState idleState;

IAudioState recordState;

IAudioState sendingState;

IAudioState cancelState;

IAudioState timerState;privateIAudioRecordListener mAudioRecordListener;public staticAudioRecordManager mInstance;public staticAudioRecordManager getInstance(Context context) {if (mInstance == null) {

Class var1= AudioRecordManager.class;

synchronized(AudioRecordManager.class) {if (mInstance == null) {

mInstance= newAudioRecordManager(context);

}

}

}returnmInstance;

}

@TargetApi(21)privateAudioRecordManager(Context context) {this.mContext =context;this.mHandler = new Handler(this);this.RECORD_INTERVAL = 60;this.idleState = newAudioRecordManager.IdleState();this.recordState = newAudioRecordManager.RecordState();this.sendingState = newAudioRecordManager.SendingState();this.cancelState = newAudioRecordManager.CancelState();this.timerState = newAudioRecordManager.TimerState();if (Build.VERSION.SDK_INT < 21) {try{

TelephonyManager e= (TelephonyManager)this.mContext.getSystemService("phone");

e.listen(newPhoneStateListener() {public void onCallStateChanged(intstate, String incomingNumber) {switch(state) {case 1:

AudioRecordManager.this.sendEmptyMessage(6);case 0:case 2:default:

super.onCallStateChanged(state, incomingNumber);

}

}

},32);

}catch(SecurityException var3) {

var3.printStackTrace();

}

}this.mCurAudioState = this.idleState;this.idleState.enter();

}publicfinal boolean handleMessage(Message msg) {

Log.i("LQR_AudioRecordManager", "handleMessage" +msg.what);

AudioStateMessage m;switch(msg.what) {case 2:this.sendEmptyMessage(2);break;case 7:

m=AudioStateMessage.obtain();

m.what=msg.what;

m.obj=msg.obj;this.sendMessage(m);break;case 8:

m=AudioStateMessage.obtain();

m.what= 7;

m.obj=msg.obj;this.sendMessage(m);

}return false;

}private voidinitView() {if (this.mAudioRecordListener != null) {this.mAudioRecordListener.initTipView();

}

}private void setTimeoutView(intcounter) {if (this.mAudioRecordListener != null) {this.mAudioRecordListener.setTimeoutTipView(counter);

}

}private voidsetRecordingView() {if (this.mAudioRecordListener != null) {this.mAudioRecordListener.setRecordingTipView();

}

}private voidsetCancelView() {if (this.mAudioRecordListener != null) {this.mAudioRecordListener.setCancelTipView();

}

}private voiddestroyView() {

Log.d("LQR_AudioRecordManager", "destroyTipView");this.mHandler.removeMessages(7);this.mHandler.removeMessages(8);this.mHandler.removeMessages(2);if (this.mAudioRecordListener != null) {this.mAudioRecordListener.destroyTipView();

}

}public void setMaxVoiceDuration(intmaxVoiceDuration) {this.RECORD_INTERVAL =maxVoiceDuration;

}public voidsetAudioSavePath(String path) {if(TextUtils.isEmpty(path)) {this.SAVE_PATH = this.mContext.getCacheDir().getAbsolutePath();

}else{this.SAVE_PATH =path;

}

}public intgetMaxVoiceDuration() {return this.RECORD_INTERVAL;

}public voidstartRecord() {this.mAudioManager = (AudioManager)this.mContext.getSystemService("audio");if (this.mAfChangeListener != null) {this.mAudioManager.abandonAudioFocus(this.mAfChangeListener);this.mAfChangeListener = null;

}this.mAfChangeListener = newAudioManager.OnAudioFocusChangeListener() {public void onAudioFocusChange(intfocusChange) {

Log.d("LQR_AudioRecordManager", "OnAudioFocusChangeListener" +focusChange);if (focusChange == -1) {

AudioRecordManager.this.mAudioManager.abandonAudioFocus(AudioRecordManager.this.mAfChangeListener);

AudioRecordManager.this.mAfChangeListener = null;

AudioRecordManager.this.sendEmptyMessage(6);

}

}

};this.sendEmptyMessage(1);if (this.mAudioRecordListener != null) {this.mAudioRecordListener.onStartRecord();

}

}public voidwillCancelRecord() {this.sendEmptyMessage(3);

}public voidcontinueRecord() {this.sendEmptyMessage(4);

}public voidstopRecord() {this.sendEmptyMessage(5);

}public voiddestroyRecord() {

AudioStateMessage msg= newAudioStateMessage();

msg.obj= true;

msg.what= 5;this.sendMessage(msg);

}voidsendMessage(AudioStateMessage message) {this.mCurAudioState.handleMessage(message);

}void sendEmptyMessage(int event) {

AudioStateMessage message=AudioStateMessage.obtain();

message.what= event;this.mCurAudioState.handleMessage(message);

}private voidstartRec() {

Log.d("LQR_AudioRecordManager", "startRec");try{this.muteAudioFocus(this.mAudioManager, true);this.mAudioManager.setMode(0);this.mMediaRecorder = newMediaRecorder();try{int bps = 7950;this.mMediaRecorder.setAudioSamplingRate(8000);this.mMediaRecorder.setAudioEncodingBitRate(bps);

}catch(Resources.NotFoundException var2) {

var2.printStackTrace();

}this.mMediaRecorder.setAudioChannels(1);this.mMediaRecorder.setAudioSource(1);this.mMediaRecorder.setOutputFormat(3);this.mMediaRecorder.setAudioEncoder(1);this.mAudioPath = Uri.fromFile(new File(this.SAVE_PATH, System.currentTimeMillis() + "temp.voice"));this.mMediaRecorder.setOutputFile(this.mAudioPath.getPath());this.mMediaRecorder.prepare();this.mMediaRecorder.start();

Message e1=Message.obtain();

e1.what= 7;

e1.obj= 10;this.mHandler.sendMessageDelayed(e1, (long)(this.RECORD_INTERVAL * 1000 - 10000));

}catch(Exception var3) {

var3.printStackTrace();

}

}privateboolean checkAudioTimeLength() {long delta = SystemClock.elapsedRealtime() - this.smStartRecTime;return delta < 1000L;

}private voidstopRec() {

Log.d("LQR_AudioRecordManager", "stopRec");try{this.muteAudioFocus(this.mAudioManager, false);if (this.mMediaRecorder != null) {this.mMediaRecorder.stop();this.mMediaRecorder.release();this.mMediaRecorder = null;

}

}catch(Exception var2) {

var2.printStackTrace();

}

}private voiddeleteAudioFile() {

Log.d("LQR_AudioRecordManager", "deleteAudioFile");if (this.mAudioPath != null) {

File file= new File(this.mAudioPath.getPath());if(file.exists()) {

file.delete();

}

}

}private voidfinishRecord() {

Log.d("LQR_AudioRecordManager", "finishRecord path =" + this.mAudioPath);if (this.mAudioRecordListener != null) {int duration = (int)(SystemClock.elapsedRealtime() - this.smStartRecTime) / 1000;this.mAudioRecordListener.onFinish(this.mAudioPath, duration);

}

}private voidaudioDBChanged() {if (this.mMediaRecorder != null) {int db = this.mMediaRecorder.getMaxAmplitude() / 600;if (this.mAudioRecordListener != null) {this.mAudioRecordListener.onAudioDBChanged(db);

}

}

}private voidmuteAudioFocus(AudioManager audioManager, boolean bMute) {if (Build.VERSION.SDK_INT < 8) {

Log.d("LQR_AudioRecordManager", "muteAudioFocus Android 2.1 and below can not stop music");

}else if(bMute) {

audioManager.requestAudioFocus(this.mAfChangeListener, 3, 2);

}else{

audioManager.abandonAudioFocus(this.mAfChangeListener);this.mAfChangeListener = null;

}

}publicIAudioRecordListener getAudioRecordListener() {return this.mAudioRecordListener;

}public voidsetAudioRecordListener(IAudioRecordListener audioRecordListener) {this.mAudioRecordListener =audioRecordListener;

}classIdleState extends IAudioState {publicIdleState() {

Log.d("LQR_AudioRecordManager", "IdleState");

}voidenter() {

super.enter();if (AudioRecordManager.this.mHandler != null) {

AudioRecordManager.this.mHandler.removeMessages(7);

AudioRecordManager.this.mHandler.removeMessages(8);

AudioRecordManager.this.mHandler.removeMessages(2);

}

}voidhandleMessage(AudioStateMessage msg) {

Log.d("LQR_AudioRecordManager", "IdleState handleMessage :" +msg.what);switch(msg.what) {case 1:

AudioRecordManager.this.initView();

AudioRecordManager.this.setRecordingView();

AudioRecordManager.this.startRec();

AudioRecordManager.this.smStartRecTime =SystemClock.elapsedRealtime();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.recordState;

AudioRecordManager.this.sendEmptyMessage(2);default:

}

}

}classRecordState extends IAudioState {

RecordState() {

}voidhandleMessage(AudioStateMessage msg) {

Log.d("LQR_AudioRecordManager", this.getClass().getSimpleName() + "handleMessage :" +msg.what);switch(msg.what) {case 2:

AudioRecordManager.this.audioDBChanged();

AudioRecordManager.this.mHandler.sendEmptyMessageDelayed(2, 150L);break;case 3:

AudioRecordManager.this.setCancelView();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.cancelState;case 4:default:break;case 5:

final booleanchecked = AudioRecordManager.this.checkAudioTimeLength();

boolean activityFinished= false;if (msg.obj != null) {

activityFinished=(Boolean)msg.obj;

}if (checked && !activityFinished) {if (AudioRecordManager.this.mAudioRecordListener != null) {

AudioRecordManager.this.mAudioRecordListener.setAudioShortTipView();

}

AudioRecordManager.this.mHandler.removeMessages(2);

}if (!activityFinished && AudioRecordManager.this.mHandler != null) {

AudioRecordManager.this.mHandler.postDelayed(newRunnable() {public voidrun() {

AudioStateMessage message=AudioStateMessage.obtain();

message.what= 9;

message.obj= !checked;

AudioRecordManager.this.sendMessage(message);

}

},500L);

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.sendingState;

}else{

AudioRecordManager.this.stopRec();if (!checked &&activityFinished) {

AudioRecordManager.this.finishRecord();

}

AudioRecordManager.this.destroyView();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

}break;case 6:

AudioRecordManager.this.stopRec();

AudioRecordManager.this.destroyView();

AudioRecordManager.this.deleteAudioFile();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

AudioRecordManager.this.idleState.enter();break;case 7:int counter =(Integer)msg.obj;

AudioRecordManager.this.setTimeoutView(counter);

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.timerState;if (counter > 0) {

Message message=Message.obtain();

message.what= 8;

message.obj= counter - 1;

AudioRecordManager.this.mHandler.sendMessageDelayed(message, 1000L);

}else{

AudioRecordManager.this.mHandler.postDelayed(newRunnable() {public voidrun() {

AudioRecordManager.this.stopRec();

AudioRecordManager.this.finishRecord();

AudioRecordManager.this.destroyView();

}

},500L);

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

}

}

}

}classSendingState extends IAudioState {

SendingState() {

}voidhandleMessage(AudioStateMessage message) {

Log.d("LQR_AudioRecordManager", "SendingState handleMessage" +message.what);switch(message.what) {case 9:

AudioRecordManager.this.stopRec();if((Boolean)message.obj) {

AudioRecordManager.this.finishRecord();

}

AudioRecordManager.this.destroyView();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;default:

}

}

}classCancelState extends IAudioState {

CancelState() {

}voidhandleMessage(AudioStateMessage msg) {

Log.d("LQR_AudioRecordManager", this.getClass().getSimpleName() + "handleMessage :" +msg.what);switch(msg.what) {case 1:case 2:case 3:default:break;case 4:

AudioRecordManager.this.setRecordingView();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.recordState;

AudioRecordManager.this.sendEmptyMessage(2);break;case 5:case 6:

AudioRecordManager.this.stopRec();

AudioRecordManager.this.destroyView();

AudioRecordManager.this.deleteAudioFile();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

AudioRecordManager.this.idleState.enter();break;case 7:int counter =(Integer)msg.obj;if (counter > 0) {

Message message=Message.obtain();

message.what= 8;

message.obj= counter - 1;

AudioRecordManager.this.mHandler.sendMessageDelayed(message, 1000L);

}else{

AudioRecordManager.this.mHandler.postDelayed(newRunnable() {public voidrun() {

AudioRecordManager.this.stopRec();

AudioRecordManager.this.finishRecord();

AudioRecordManager.this.destroyView();

}

},500L);

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

AudioRecordManager.this.idleState.enter();

}

}

}

}classTimerState extends IAudioState {

TimerState() {

}voidhandleMessage(AudioStateMessage msg) {

Log.d("LQR_AudioRecordManager", this.getClass().getSimpleName() + "handleMessage :" +msg.what);switch(msg.what) {case 3:

AudioRecordManager.this.setCancelView();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.cancelState;case 4:default:break;case 5:

AudioRecordManager.this.mHandler.postDelayed(newRunnable() {public voidrun() {

AudioRecordManager.this.stopRec();

AudioRecordManager.this.finishRecord();

AudioRecordManager.this.destroyView();

}

},500L);

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

AudioRecordManager.this.idleState.enter();break;case 6:

AudioRecordManager.this.stopRec();

AudioRecordManager.this.destroyView();

AudioRecordManager.this.deleteAudioFile();

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

AudioRecordManager.this.idleState.enter();break;case 7:int counter =(Integer)msg.obj;if (counter > 0) {

Message message=Message.obtain();

message.what= 8;

message.obj= counter - 1;

AudioRecordManager.this.mHandler.sendMessageDelayed(message, 1000L);

AudioRecordManager.this.setTimeoutView(counter);

}else{

AudioRecordManager.this.mHandler.postDelayed(newRunnable() {public voidrun() {

AudioRecordManager.this.stopRec();

AudioRecordManager.this.finishRecord();

AudioRecordManager.this.destroyView();

}

},500L);

AudioRecordManager.this.mCurAudioState = AudioRecordManager.this.idleState;

}

}

}

}

}

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