AccessibilityService with MediaRecorder 30 sec audio in Android Q(10) while call receive (Answer) 无法工作
AccessibilityService with MediaRecorder 30 sec audio in Android Q(10) while call receive (Answer) could not work
此处参考developer site
尝试录制音频文件并将其保存到本地目录路径，我使用 AccessibilityService 来实现它在 Android Q (10) 中的录制声音服务代码如下所示
MyService.java
package nisarg.app.demo;
import android.accessibilityservice.AccessibilityButtonController;
import android.accessibilityservice.AccessibilityService;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.annotation.SuppressLint;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.media.AudioDeviceInfo;
import android.media.AudioManager;
import android.media.MediaRecorder;
import android.os.Build;
import android.os.Handler;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityNodeInfo;
import java.io.IOException;
import androidx.core.app.NotificationCompat;
import static android.media.AudioManager.ADJUST_RAISE;
import static nisarg.app.demo.MainActivity.fileName;
public class MyService extends AccessibilityService {
private AccessibilityButtonController accessibilityButtonController;
private AccessibilityButtonController
.AccessibilityButtonCallback accessibilityButtonCallback;
private boolean mIsAccessibilityButtonAvailable;
public static final String LOG_TAG_S = "MyService 1 :";
WindowManager windowManager;
@SuppressLint("RtlHardcoded")
@Override
public void onCreate() {
super.onCreate();
windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
Log.d(LOG_TAG_S,"MyService");
try {
startForegroundService();
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
Log.d(LOG_TAG_S, "Event :"+event.getEventType());
AccessibilityNodeInfo interactedNodeInfo =
event.getSource();
if (interactedNodeInfo.getText().equals("Increase volume")) {
mAudioManager.adjustStreamVolume(AudioManager.STREAM_ACCESSIBILITY,
ADJUST_RAISE, 0);
}
}
@Override
public void onInterrupt() {
}
@Override
protected void onServiceConnected() {
System.out.println("onServiceConnected");
Log.d(LOG_TAG_S, " ===:" + "onServiceConnected");
AccessibilityServiceInfo info = new AccessibilityServiceInfo();
info.eventTypes = AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED;
info.eventTypes = AccessibilityEvent.TYPES_ALL_MASK;
info.feedbackType = AccessibilityServiceInfo.FEEDBACK_ALL_MASK;
info.notificationTimeout = 100;
info.packageNames = null;
setServiceInfo(info);
if (isAccessibilitySettingsOn(MyService.this)) {
Log.d(LOG_TAG_S, "ACCESSIBILIY IS Activated");
startRecording();
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
// This method will be executed once the timer is over
stopRecording();
}
}, 30000);
} else {
Log.d(LOG_TAG_S, "ACCESSIBILIY IS DISABLED");
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
accessibilityButtonController = getAccessibilityButtonController();
mIsAccessibilityButtonAvailable =
accessibilityButtonController.isAccessibilityButtonAvailable();
}
if (!mIsAccessibilityButtonAvailable) {
return;
}
AccessibilityServiceInfo serviceInfo = getServiceInfo();
serviceInfo.flags |= AccessibilityServiceInfo.FLAG_REQUEST_ACCESSIBILITY_BUTTON;
setServiceInfo(serviceInfo);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
accessibilityButtonCallback = new AccessibilityButtonController.AccessibilityButtonCallback() {
@Override
public void onClicked(AccessibilityButtonController controller) {
Log.d("MY_APP_TAG", "Accessibility button pressed!");
// Add custom logic for a service to react to the
// accessibility button being pressed.
}
@Override
public void onAvailabilityChanged(
AccessibilityButtonController controller, boolean available) {
if (controller.equals(accessibilityButtonController)) {
mIsAccessibilityButtonAvailable = available;
}
}
};
}
if (accessibilityButtonCallback != null) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
accessibilityButtonController.registerAccessibilityButtonCallback(
accessibilityButtonCallback, null);
}
}
}
public static final String CHANNEL_ID = "MyAccessibilityService";
private void startForegroundService() {
createNotificationChannel();
Intent notificationIntent = new Intent(this, MainActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(this,0, notificationIntent, 0);
Notification notification = new NotificationCompat.Builder(this, CHANNEL_ID)
.setContentTitle("recording Service")
.setContentText("Start")
.setSmallIcon(R.drawable.ic_launcher_background)
.setContentIntent(pendingIntent)
.build();
startForeground(1, notification);
}
private void createNotificationChannel() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
NotificationChannel serviceChannel = new NotificationChannel(
CHANNEL_ID,
"Recording Service Channel",
NotificationManager.IMPORTANCE_DEFAULT
);
NotificationManager manager = getSystemService(NotificationManager.class);
manager.createNotificationChannel(serviceChannel);
}
}
//=================================================Added code start==========
MediaRecorder mRecorder;
private boolean isStarted;
byte buffer[] = new byte[8916];
AudioManager mAudioManager;
public void startRecording() {
try {
mRecorder = new MediaRecorder();
mRecorder.reset();
//android.permission.MODIFY_AUDIO_SETTINGS
mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
//turn on speaker
if (mAudioManager != null) {
mAudioManager.setMode(AudioManager.MODE_IN_CALL); //MODE_IN_COMMUNICATION | MODE_IN_CALL
// mAudioManager.setSpeakerphoneOn(true);
// mAudioManager.setStreamVolume(AudioManager.STREAM_VOICE_CALL, mAudioManager.getStreamMaxVolume(AudioManager.STREAM_VOICE_CALL), 0); // increase Volume
hasWiredHeadset(mAudioManager);
}
//android.permission.RECORD_AUDIO
String manufacturer = Build.MANUFACTURER;
Log.d(LOG_TAG_S, manufacturer);
/* if (manufacturer.toLowerCase().contains("samsung")) {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_COMMUNICATION);
} else {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_CALL);
}*/
/*
VOICE_CALL is the actual call data being sent in a call, up and down (so your side and their side). VOICE_COMMUNICATION is just the microphone, but with codecs and echo cancellation turned on for good voice quality.
*/
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_CALL); //MIC | VOICE_COMMUNICATION (Android 10 release) | VOICE_RECOGNITION | (VOICE_CALL = VOICE_UPLINK + VOICE_DOWNLINK)
mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); //THREE_GPP | MPEG_4
mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); //AMR_NB | AAC
mRecorder.setOutputFile(fileName);
mRecorder.prepare();
mRecorder.start();
isStarted = true;
} catch (IOException e) {
e.printStackTrace();
}
}
public void stopRecording() {
if (isStarted && mRecorder != null) {
mRecorder.stop();
mRecorder.reset(); // You can reuse the object by going back to setAudioSource() step
mRecorder.release();
mRecorder = null;
isStarted = false;
stopSelf();
}
}
// To detect the connected other device like headphone, wifi headphone, usb headphone etc
private boolean hasWiredHeadset(AudioManager mAudioManager) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
return mAudioManager.isWiredHeadsetOn();
} else {
final AudioDeviceInfo[] devices = mAudioManager.getDevices(AudioManager.GET_DEVICES_ALL);
for (AudioDeviceInfo device : devices) {
final int type = device.getType();
if (type == AudioDeviceInfo.TYPE_WIRED_HEADSET) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found wired headset");
return true;
} else if (type == AudioDeviceInfo.TYPE_USB_DEVICE) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found USB audio device");
return true;
} else if (type == AudioDeviceInfo.TYPE_TELEPHONY) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found audio signals over the telephony network");
return true;
}
}
return false;
}
}
//=================================End================================
public static boolean isAccessibilitySettingsOn(Context mContext) {
int accessibilityEnabled = 0;
//your package / accesibility service path/class
// final String service = "com.example.sotsys_014.accessibilityexample/com.accessibilityexample.Service.MyAccessibilityService";
final String service = "nisarg.app.demo/nisarg.app.demo.MyService";
boolean accessibilityFound = false;
try {
accessibilityEnabled = Settings.Secure.getInt(
mContext.getApplicationContext().getContentResolver(),
Settings.Secure.ACCESSIBILITY_ENABLED);
Log.d(LOG_TAG_S, "accessibilityEnabled = " + accessibilityEnabled);
} catch (Settings.SettingNotFoundException e) {
Log.d(LOG_TAG_S, "Error finding setting, default accessibility to not found: "
+ e.getMessage());
}
TextUtils.SimpleStringSplitter mStringColonSplitter = new TextUtils.SimpleStringSplitter(':');
if (accessibilityEnabled == 1) {
Log.d(LOG_TAG_S, "***ACCESSIBILIY IS ENABLED*** -----------------");
String settingValue = Settings.Secure.getString(
mContext.getApplicationContext().getContentResolver(),
Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES);
if (settingValue != null) {
TextUtils.SimpleStringSplitter splitter = mStringColonSplitter;
splitter.setString(settingValue);
while (splitter.hasNext()) {
String accessabilityService = splitter.next();
Log.d(LOG_TAG_S, "-------------- > accessabilityService :: " + accessabilityService);
if (accessabilityService.equalsIgnoreCase(service)) {
Log.d(LOG_TAG_S, "We've found the correct setting - accessibility is switched on!");
return true;
}
}
}
} else {
Log.d(LOG_TAG_S, "***ACCESSIBILIY IS DISABLED***");
}
return accessibilityFound;
}
}
--
这项服务开始了
在进行正常录音时它工作正常，但是当来电并尝试录制通话音频时它无法录制音频。
AndroidMenifest.xml
<uses-permission android:name="android.permission.RECORD_AUDIO"></uses-permission>
<uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
<service
android:name="nisarg.app.demo.MyService"
android:label="@string/app_name"
android:enabled="true"
android:exported="true"
android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
<intent-filter>
<action android:name="android.accessibilityservice.AccessibilityService" />
</intent-filter>
<meta-data android:name="android.accessibilityservice" android:resource="@xml/accessibility_service_config" />
</service>
在 XML 文件夹中
accessibility_service_config.xml
<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"
android:description="@string/accessibility_service_description"
android:packageNames="nisarg.app.demo"
android:accessibilityEventTypes="typeAllMask"
android:accessibilityFlags="flagDefault"
android:accessibilityFeedbackType="feedbackSpoken"
android:notificationTimeout="100"
android:canRetrieveWindowContent="true"
android:settingsActivity="com.example.android.accessibility.ServiceSettingsActivity"
/>
我已经修复如下，
package nisarg.app.demo;
import android.accessibilityservice.AccessibilityService;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.annotation.SuppressLint;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.graphics.PixelFormat;
import android.media.AudioDeviceInfo;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaRecorder;
import android.os.Build;
import android.os.Handler;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.widget.FrameLayout;
import android.widget.ImageView;
import java.io.IOException;
import androidx.core.app.NotificationCompat;
import static nisarg.app.demo.MainActivity.fileName;
import static nisarg.app.demo.MainActivity.player;
import static nisarg.app.demo.MainActivity.recorder;
public class MyService extends AccessibilityService {
public static final String LOG_TAG_S = "MyService:";
WindowManager windowManager;
// ImageView back,home,notification,minimize;
//WindowManager.LayoutParams params;
// AccessibilityService service;
@SuppressLint("RtlHardcoded")
@Override
public void onCreate() {
super.onCreate();
windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
Log.i("start Myservice","MyService");
startForegroundService();
/*if (!Settings.canDrawOverlays(getApplicationContext())) {
Intent intent = new Intent(Settings.ACTION_ACCESSIBILITY_SETTINGS,
Uri.parse("package:" + getPackageName()));
startActivityForResult(intent, 1);
}*/
/* back = new ImageView(this);
home = new ImageView(this);
minimize = new ImageView(this);
notification = new ImageView(this);
back.setImageResource(R.drawable.ic_launcher_background);
home.setImageResource(R.drawable.ic_launcher_background);
minimize.setImageResource(R.drawable.ic_launcher_background);
notification.setImageResource(R.drawable.ic_launcher_background);
*/
/* params= new WindowManager.LayoutParams(
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE, PixelFormat.TRANSLUCENT);
params.gravity = Gravity.CENTER_VERTICAL|Gravity.RIGHT;
params.x = 10;
params.y = 50;
windowManager.addView(home, params);
params= new WindowManager.LayoutParams(
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE, PixelFormat.TRANSLUCENT);
params.gravity = Gravity.CENTER_VERTICAL|Gravity.RIGHT;
params.x = 10;
params.y = 100;
windowManager.addView(minimize, params);
params= new WindowManager.LayoutParams(
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE, PixelFormat.TRANSLUCENT);
params.gravity = Gravity.CENTER_VERTICAL|Gravity.RIGHT;
params.x = 10;
params.y = 150;
windowManager.addView(notification, params);
back.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_BACK);
} catch (Exception e) {
e.printStackTrace();
}
}
});
home.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_HOME);
} catch (Exception e) {
e.printStackTrace();
}
}
});
notification.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_NOTIFICATIONS);
} catch (Exception e) {
e.printStackTrace();
}
}
});
minimize.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_RECENTS);
} catch (Exception e) {
e.printStackTrace();
}
}
});
*/
}
@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
Log.e(LOG_TAG_S, "Event :"+event.getEventType());
}
@Override
public void onInterrupt() {
}
/* @Override
protected void onServiceConnected() {
super.onServiceConnected();
Log.d("TAG", "onServiceConnected");
}*/
/* @Override
public void onServiceConnected() {
// Set the type of events that this service wants to listen to. Others
// won't be passed to this service.
info.eventTypes = AccessibilityEvent.TYPE_VIEW_CLICKED |
AccessibilityEvent.TYPE_VIEW_FOCUSED;
// If you only want this service to work with specific applications, set their
// package names here. Otherwise, when the service is activated, it will listen
// to events from all applications.
info.packageNames = new String[]
{"nisarg.app.demo"};
// Set the type of feedback your service will provide.
info.feedbackType = AccessibilityServiceInfo.FEEDBACK_SPOKEN;
// Default services are invoked only if no package-specific ones are present
// for the type of AccessibilityEvent generated. This service *is*
// application-specific, so the flag isn't necessary. If this was a
// general-purpose service, it would be worth considering setting the
// DEFAULT flag.
// info.flags = AccessibilityServiceInfo.DEFAULT;
info.notificationTimeout = 100;
this.setServiceInfo(info);
}*/
@Override
protected void onServiceConnected() {
System.out.println("onServiceConnected");
//==============================Record Audio while Call received===============//
WindowManager windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
FrameLayout layout = new FrameLayout(this);
WindowManager.LayoutParams params = new WindowManager.LayoutParams(WindowManager.LayoutParams.MATCH_PARENT,
WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.TYPE_ACCESSIBILITY_OVERLAY,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE| WindowManager.LayoutParams.FLAG_FULLSCREEN |
WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE|
WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS|
WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH,
PixelFormat.TRANSLUCENT);
params.gravity = Gravity.TOP;
windowManager.addView(layout, params);
layout.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
//You can either get the information here or on onAccessibilityEvent
Log.e(LOG_TAG_S, "Window view touched........:");
Log.e(LOG_TAG_S, "Window view touched........:");
return true;
}
});
//==============To Record Audio wile Call received=================
AccessibilityServiceInfo info = new AccessibilityServiceInfo();
info.eventTypes = AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED;
info.eventTypes=AccessibilityEvent.TYPES_ALL_MASK;
info.feedbackType = AccessibilityServiceInfo.FEEDBACK_ALL_MASK;
info.notificationTimeout = 100;
info.packageNames = null;
setServiceInfo(info);
try {
//startRecording();
startRecordingA();
} catch (Exception e) {
e.printStackTrace();
}
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
// This method will be executed once the timer is over
//stopRecording();
stopRecordingA();
}
}, 30000);
}
private void startPlaying() {
player = new MediaPlayer();
try {
player.setDataSource(fileName);
player.prepare();
player.start();
} catch (IOException e) {
Log.e(LOG_TAG_S, "prepare() failed");
}
}
private void stopPlaying() {
player.release();
player = null;
}
private void startRecordingA() {
recorder = new MediaRecorder();
// This must be needed sourcea
recorder.setAudioSource(MediaRecorder.AudioSource.VOICE_RECOGNITION);
recorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
recorder.setOutputFile(fileName);
//recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recorder.setAudioEncoder(MediaRecorder.AudioEncoder.HE_AAC);
recorder.setAudioEncodingBitRate(48000);
} else {
recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);
recorder.setAudioEncodingBitRate(64000);
}
recorder.setAudioSamplingRate(16000);
try {
recorder.prepare();
} catch (IOException e) {
Log.e(LOG_TAG_S, "prepare() failed");
}
recorder.start();
}
private void stopRecordingA() {
Log.e(LOG_TAG_S, "stop recording");
recorder.stop();
recorder.release();
recorder = null;
}
public static final String CHANNEL_ID = "MyAccessibilityService";
private void startForegroundService() {
createNotificationChannel();
Intent notificationIntent = new Intent(this, MainActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, notificationIntent, 0);
Notification notification = new NotificationCompat.Builder(this, CHANNEL_ID)
.setContentTitle("recording Service")
.setContentText("Start")
.setSmallIcon(R.drawable.ic_launcher_background)
.setContentIntent(pendingIntent)
.build();
startForeground(1, notification);
}
private void createNotificationChannel() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
NotificationChannel serviceChannel = new NotificationChannel(
CHANNEL_ID,
"Recording Service Channel",
NotificationManager.IMPORTANCE_DEFAULT
);
NotificationManager manager = getSystemService(NotificationManager.class);
manager.createNotificationChannel(serviceChannel);
}
}
//=================================================Added code start==========
MediaRecorder mRecorder;
private boolean isStarted;
byte buffer[] = new byte[8916];
public void startRecording() {
try {
/* String timestamp = new SimpleDateFormat("dd-MM-yyyy-hh-mm-ss", Locale.US).format(new Date());
String fileName =timestamp+".3gp";
mediaSaver = new MediaSaver(context).setParentDirectoryName("Accessibility").
setFileNameKeepOriginalExtension(fileName).
setExternal(MediaSaver.isExternalStorageReadable());*/
//String selectedPath = Environment.getExternalStorageDirectory() + "/Testing";
//String selectedPath = Environment.getExternalStorageDirectory().getAbsolutePath() +"/Android/data/" + packageName + "/system_sound";
mRecorder = new MediaRecorder();
// mRecorder.reset();
//android.permission.MODIFY_AUDIO_SETTINGS
AudioManager mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
//turn on speaker
if (mAudioManager != null) {
mAudioManager.setMode(AudioManager.MODE_IN_COMMUNICATION); //MODE_IN_COMMUNICATION | MODE_IN_CALL
// mAudioManager.setSpeakerphoneOn(true);
// mAudioManager.setStreamVolume(AudioManager.STREAM_VOICE_CALL, mAudioManager.getStreamMaxVolume(AudioManager.STREAM_VOICE_CALL), 0); // increase Volume
hasWiredHeadset(mAudioManager);
}
//android.permission.RECORD_AUDIO
String manufacturer = Build.MANUFACTURER;
Log.d(LOG_TAG_S, manufacturer);
/* if (manufacturer.toLowerCase().contains("samsung")) {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_COMMUNICATION);
} else {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_CALL);
}*/
/*
VOICE_CALL is the actual call data being sent in a call, up and down (so your side and their side). VOICE_COMMUNICATION is just the microphone, but with codecs and echo cancellation turned on for good voice quality.
*/
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_RECOGNITION); //MIC | VOICE_COMMUNICATION (Android 10 release) | VOICE_RECOGNITION | (VOICE_CALL = VOICE_UPLINK + VOICE_DOWNLINK)
mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); //THREE_GPP | MPEG_4
mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); //AMR_NB | AAC
mRecorder.setOutputFile(fileName);
mRecorder.prepare();
mRecorder.start();
isStarted = true;
} catch (IOException e) {
e.printStackTrace();
}
}
public void stopRecording() {
if (isStarted && mRecorder != null) {
mRecorder.stop();
mRecorder.reset(); // You can reuse the object by going back to setAudioSource() step
mRecorder.release();
mRecorder = null;
isStarted = false;
}
}
// To detect the connected other device like headphone, wifi headphone, usb headphone etc
private boolean hasWiredHeadset(AudioManager mAudioManager) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
return mAudioManager.isWiredHeadsetOn();
} else {
final AudioDeviceInfo[] devices = mAudioManager.getDevices(AudioManager.GET_DEVICES_ALL);
for (AudioDeviceInfo device : devices) {
final int type = device.getType();
if (type == AudioDeviceInfo.TYPE_WIRED_HEADSET) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found wired headset");
return true;
} else if (type == AudioDeviceInfo.TYPE_USB_DEVICE) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found USB audio device");
return true;
} else if (type == AudioDeviceInfo.TYPE_TELEPHONY) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found audio signals over the telephony network");
return true;
}
}
return false;
}
}
//=================================End================================
public static boolean isAccessibilitySettingsOn(Context mContext) {
int accessibilityEnabled = 0;
//your package / accesibility service path/class
//
// final String service = "com.example.sotsys_014.accessibilityexample/com.accessibilityexample.Service.MyAccessibilityService";
final String service = "nisarg.app.demo/nisarg.app.demo.MyService";
boolean accessibilityFound = false;
try {
accessibilityEnabled = Settings.Secure.getInt(
mContext.getApplicationContext().getContentResolver(),
android.provider.Settings.Secure.ACCESSIBILITY_ENABLED);
Log.v(LOG_TAG_S, "accessibilityEnabled = " + accessibilityEnabled);
} catch (Settings.SettingNotFoundException e) {
Log.e(LOG_TAG_S, "Error finding setting, default accessibility to not found: "
+ e.getMessage());
}
TextUtils.SimpleStringSplitter mStringColonSplitter = new TextUtils.SimpleStringSplitter(':');
if (accessibilityEnabled == 1) {
Log.v(LOG_TAG_S, "***ACCESSIBILIY IS ENABLED*** -----------------");
String settingValue = Settings.Secure.getString(
mContext.getApplicationContext().getContentResolver(),
Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES);
if (settingValue != null) {
TextUtils.SimpleStringSplitter splitter = mStringColonSplitter;
splitter.setString(settingValue);
while (splitter.hasNext()) {
String accessabilityService = splitter.next();
Log.v(LOG_TAG_S, "-------------- > accessabilityService :: " + accessabilityService);
if (accessabilityService.equalsIgnoreCase(service)) {
Log.v(LOG_TAG_S, "We've found the correct setting - accessibility is switched on!");
return true;
}
}
}
} else {
Log.v(LOG_TAG_S, "***ACCESSIBILIY IS DISABLED***");
}
return accessibilityFound;
}
}
此处参考developer site
MyService.java
package nisarg.app.demo;
import android.accessibilityservice.AccessibilityButtonController;
import android.accessibilityservice.AccessibilityService;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.annotation.SuppressLint;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.media.AudioDeviceInfo;
import android.media.AudioManager;
import android.media.MediaRecorder;
import android.os.Build;
import android.os.Handler;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityNodeInfo;
import java.io.IOException;
import androidx.core.app.NotificationCompat;
import static android.media.AudioManager.ADJUST_RAISE;
import static nisarg.app.demo.MainActivity.fileName;
public class MyService extends AccessibilityService {
private AccessibilityButtonController accessibilityButtonController;
private AccessibilityButtonController
.AccessibilityButtonCallback accessibilityButtonCallback;
private boolean mIsAccessibilityButtonAvailable;
public static final String LOG_TAG_S = "MyService 1 :";
WindowManager windowManager;
@SuppressLint("RtlHardcoded")
@Override
public void onCreate() {
super.onCreate();
windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
Log.d(LOG_TAG_S,"MyService");
try {
startForegroundService();
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
Log.d(LOG_TAG_S, "Event :"+event.getEventType());
AccessibilityNodeInfo interactedNodeInfo =
event.getSource();
if (interactedNodeInfo.getText().equals("Increase volume")) {
mAudioManager.adjustStreamVolume(AudioManager.STREAM_ACCESSIBILITY,
ADJUST_RAISE, 0);
}
}
@Override
public void onInterrupt() {
}
@Override
protected void onServiceConnected() {
System.out.println("onServiceConnected");
Log.d(LOG_TAG_S, " ===:" + "onServiceConnected");
AccessibilityServiceInfo info = new AccessibilityServiceInfo();
info.eventTypes = AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED;
info.eventTypes = AccessibilityEvent.TYPES_ALL_MASK;
info.feedbackType = AccessibilityServiceInfo.FEEDBACK_ALL_MASK;
info.notificationTimeout = 100;
info.packageNames = null;
setServiceInfo(info);
if (isAccessibilitySettingsOn(MyService.this)) {
Log.d(LOG_TAG_S, "ACCESSIBILIY IS Activated");
startRecording();
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
// This method will be executed once the timer is over
stopRecording();
}
}, 30000);
} else {
Log.d(LOG_TAG_S, "ACCESSIBILIY IS DISABLED");
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
accessibilityButtonController = getAccessibilityButtonController();
mIsAccessibilityButtonAvailable =
accessibilityButtonController.isAccessibilityButtonAvailable();
}
if (!mIsAccessibilityButtonAvailable) {
return;
}
AccessibilityServiceInfo serviceInfo = getServiceInfo();
serviceInfo.flags |= AccessibilityServiceInfo.FLAG_REQUEST_ACCESSIBILITY_BUTTON;
setServiceInfo(serviceInfo);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
accessibilityButtonCallback = new AccessibilityButtonController.AccessibilityButtonCallback() {
@Override
public void onClicked(AccessibilityButtonController controller) {
Log.d("MY_APP_TAG", "Accessibility button pressed!");
// Add custom logic for a service to react to the
// accessibility button being pressed.
}
@Override
public void onAvailabilityChanged(
AccessibilityButtonController controller, boolean available) {
if (controller.equals(accessibilityButtonController)) {
mIsAccessibilityButtonAvailable = available;
}
}
};
}
if (accessibilityButtonCallback != null) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
accessibilityButtonController.registerAccessibilityButtonCallback(
accessibilityButtonCallback, null);
}
}
}
public static final String CHANNEL_ID = "MyAccessibilityService";
private void startForegroundService() {
createNotificationChannel();
Intent notificationIntent = new Intent(this, MainActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(this,0, notificationIntent, 0);
Notification notification = new NotificationCompat.Builder(this, CHANNEL_ID)
.setContentTitle("recording Service")
.setContentText("Start")
.setSmallIcon(R.drawable.ic_launcher_background)
.setContentIntent(pendingIntent)
.build();
startForeground(1, notification);
}
private void createNotificationChannel() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
NotificationChannel serviceChannel = new NotificationChannel(
CHANNEL_ID,
"Recording Service Channel",
NotificationManager.IMPORTANCE_DEFAULT
);
NotificationManager manager = getSystemService(NotificationManager.class);
manager.createNotificationChannel(serviceChannel);
}
}
//=================================================Added code start==========
MediaRecorder mRecorder;
private boolean isStarted;
byte buffer[] = new byte[8916];
AudioManager mAudioManager;
public void startRecording() {
try {
mRecorder = new MediaRecorder();
mRecorder.reset();
//android.permission.MODIFY_AUDIO_SETTINGS
mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
//turn on speaker
if (mAudioManager != null) {
mAudioManager.setMode(AudioManager.MODE_IN_CALL); //MODE_IN_COMMUNICATION | MODE_IN_CALL
// mAudioManager.setSpeakerphoneOn(true);
// mAudioManager.setStreamVolume(AudioManager.STREAM_VOICE_CALL, mAudioManager.getStreamMaxVolume(AudioManager.STREAM_VOICE_CALL), 0); // increase Volume
hasWiredHeadset(mAudioManager);
}
//android.permission.RECORD_AUDIO
String manufacturer = Build.MANUFACTURER;
Log.d(LOG_TAG_S, manufacturer);
/* if (manufacturer.toLowerCase().contains("samsung")) {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_COMMUNICATION);
} else {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_CALL);
}*/
/*
VOICE_CALL is the actual call data being sent in a call, up and down (so your side and their side). VOICE_COMMUNICATION is just the microphone, but with codecs and echo cancellation turned on for good voice quality.
*/
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_CALL); //MIC | VOICE_COMMUNICATION (Android 10 release) | VOICE_RECOGNITION | (VOICE_CALL = VOICE_UPLINK + VOICE_DOWNLINK)
mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); //THREE_GPP | MPEG_4
mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); //AMR_NB | AAC
mRecorder.setOutputFile(fileName);
mRecorder.prepare();
mRecorder.start();
isStarted = true;
} catch (IOException e) {
e.printStackTrace();
}
}
public void stopRecording() {
if (isStarted && mRecorder != null) {
mRecorder.stop();
mRecorder.reset(); // You can reuse the object by going back to setAudioSource() step
mRecorder.release();
mRecorder = null;
isStarted = false;
stopSelf();
}
}
// To detect the connected other device like headphone, wifi headphone, usb headphone etc
private boolean hasWiredHeadset(AudioManager mAudioManager) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
return mAudioManager.isWiredHeadsetOn();
} else {
final AudioDeviceInfo[] devices = mAudioManager.getDevices(AudioManager.GET_DEVICES_ALL);
for (AudioDeviceInfo device : devices) {
final int type = device.getType();
if (type == AudioDeviceInfo.TYPE_WIRED_HEADSET) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found wired headset");
return true;
} else if (type == AudioDeviceInfo.TYPE_USB_DEVICE) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found USB audio device");
return true;
} else if (type == AudioDeviceInfo.TYPE_TELEPHONY) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found audio signals over the telephony network");
return true;
}
}
return false;
}
}
//=================================End================================
public static boolean isAccessibilitySettingsOn(Context mContext) {
int accessibilityEnabled = 0;
//your package / accesibility service path/class
// final String service = "com.example.sotsys_014.accessibilityexample/com.accessibilityexample.Service.MyAccessibilityService";
final String service = "nisarg.app.demo/nisarg.app.demo.MyService";
boolean accessibilityFound = false;
try {
accessibilityEnabled = Settings.Secure.getInt(
mContext.getApplicationContext().getContentResolver(),
Settings.Secure.ACCESSIBILITY_ENABLED);
Log.d(LOG_TAG_S, "accessibilityEnabled = " + accessibilityEnabled);
} catch (Settings.SettingNotFoundException e) {
Log.d(LOG_TAG_S, "Error finding setting, default accessibility to not found: "
+ e.getMessage());
}
TextUtils.SimpleStringSplitter mStringColonSplitter = new TextUtils.SimpleStringSplitter(':');
if (accessibilityEnabled == 1) {
Log.d(LOG_TAG_S, "***ACCESSIBILIY IS ENABLED*** -----------------");
String settingValue = Settings.Secure.getString(
mContext.getApplicationContext().getContentResolver(),
Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES);
if (settingValue != null) {
TextUtils.SimpleStringSplitter splitter = mStringColonSplitter;
splitter.setString(settingValue);
while (splitter.hasNext()) {
String accessabilityService = splitter.next();
Log.d(LOG_TAG_S, "-------------- > accessabilityService :: " + accessabilityService);
if (accessabilityService.equalsIgnoreCase(service)) {
Log.d(LOG_TAG_S, "We've found the correct setting - accessibility is switched on!");
return true;
}
}
}
} else {
Log.d(LOG_TAG_S, "***ACCESSIBILIY IS DISABLED***");
}
return accessibilityFound;
}
}
--
这项服务开始了
在进行正常录音时它工作正常，但是当来电并尝试录制通话音频时它无法录制音频。
AndroidMenifest.xml
<uses-permission android:name="android.permission.RECORD_AUDIO"></uses-permission>
<uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
<service
android:name="nisarg.app.demo.MyService"
android:label="@string/app_name"
android:enabled="true"
android:exported="true"
android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
<intent-filter>
<action android:name="android.accessibilityservice.AccessibilityService" />
</intent-filter>
<meta-data android:name="android.accessibilityservice" android:resource="@xml/accessibility_service_config" />
</service>
在 XML 文件夹中
accessibility_service_config.xml
<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"
android:description="@string/accessibility_service_description"
android:packageNames="nisarg.app.demo"
android:accessibilityEventTypes="typeAllMask"
android:accessibilityFlags="flagDefault"
android:accessibilityFeedbackType="feedbackSpoken"
android:notificationTimeout="100"
android:canRetrieveWindowContent="true"
android:settingsActivity="com.example.android.accessibility.ServiceSettingsActivity"
/>
我已经修复如下，
package nisarg.app.demo;
import android.accessibilityservice.AccessibilityService;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.annotation.SuppressLint;
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.graphics.PixelFormat;
import android.media.AudioDeviceInfo;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaRecorder;
import android.os.Build;
import android.os.Handler;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.widget.FrameLayout;
import android.widget.ImageView;
import java.io.IOException;
import androidx.core.app.NotificationCompat;
import static nisarg.app.demo.MainActivity.fileName;
import static nisarg.app.demo.MainActivity.player;
import static nisarg.app.demo.MainActivity.recorder;
public class MyService extends AccessibilityService {
public static final String LOG_TAG_S = "MyService:";
WindowManager windowManager;
// ImageView back,home,notification,minimize;
//WindowManager.LayoutParams params;
// AccessibilityService service;
@SuppressLint("RtlHardcoded")
@Override
public void onCreate() {
super.onCreate();
windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
Log.i("start Myservice","MyService");
startForegroundService();
/*if (!Settings.canDrawOverlays(getApplicationContext())) {
Intent intent = new Intent(Settings.ACTION_ACCESSIBILITY_SETTINGS,
Uri.parse("package:" + getPackageName()));
startActivityForResult(intent, 1);
}*/
/* back = new ImageView(this);
home = new ImageView(this);
minimize = new ImageView(this);
notification = new ImageView(this);
back.setImageResource(R.drawable.ic_launcher_background);
home.setImageResource(R.drawable.ic_launcher_background);
minimize.setImageResource(R.drawable.ic_launcher_background);
notification.setImageResource(R.drawable.ic_launcher_background);
*/
/* params= new WindowManager.LayoutParams(
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE, PixelFormat.TRANSLUCENT);
params.gravity = Gravity.CENTER_VERTICAL|Gravity.RIGHT;
params.x = 10;
params.y = 50;
windowManager.addView(home, params);
params= new WindowManager.LayoutParams(
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE, PixelFormat.TRANSLUCENT);
params.gravity = Gravity.CENTER_VERTICAL|Gravity.RIGHT;
params.x = 10;
params.y = 100;
windowManager.addView(minimize, params);
params= new WindowManager.LayoutParams(
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.WRAP_CONTENT,
WindowManager.LayoutParams.TYPE_PHONE,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE, PixelFormat.TRANSLUCENT);
params.gravity = Gravity.CENTER_VERTICAL|Gravity.RIGHT;
params.x = 10;
params.y = 150;
windowManager.addView(notification, params);
back.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_BACK);
} catch (Exception e) {
e.printStackTrace();
}
}
});
home.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_HOME);
} catch (Exception e) {
e.printStackTrace();
}
}
});
notification.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_NOTIFICATIONS);
} catch (Exception e) {
e.printStackTrace();
}
}
});
minimize.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
performGlobalAction(AccessibilityService.GLOBAL_ACTION_RECENTS);
} catch (Exception e) {
e.printStackTrace();
}
}
});
*/
}
@Override
public void onAccessibilityEvent(AccessibilityEvent event) {
Log.e(LOG_TAG_S, "Event :"+event.getEventType());
}
@Override
public void onInterrupt() {
}
/* @Override
protected void onServiceConnected() {
super.onServiceConnected();
Log.d("TAG", "onServiceConnected");
}*/
/* @Override
public void onServiceConnected() {
// Set the type of events that this service wants to listen to. Others
// won't be passed to this service.
info.eventTypes = AccessibilityEvent.TYPE_VIEW_CLICKED |
AccessibilityEvent.TYPE_VIEW_FOCUSED;
// If you only want this service to work with specific applications, set their
// package names here. Otherwise, when the service is activated, it will listen
// to events from all applications.
info.packageNames = new String[]
{"nisarg.app.demo"};
// Set the type of feedback your service will provide.
info.feedbackType = AccessibilityServiceInfo.FEEDBACK_SPOKEN;
// Default services are invoked only if no package-specific ones are present
// for the type of AccessibilityEvent generated. This service *is*
// application-specific, so the flag isn't necessary. If this was a
// general-purpose service, it would be worth considering setting the
// DEFAULT flag.
// info.flags = AccessibilityServiceInfo.DEFAULT;
info.notificationTimeout = 100;
this.setServiceInfo(info);
}*/
@Override
protected void onServiceConnected() {
System.out.println("onServiceConnected");
//==============================Record Audio while Call received===============//
WindowManager windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
FrameLayout layout = new FrameLayout(this);
WindowManager.LayoutParams params = new WindowManager.LayoutParams(WindowManager.LayoutParams.MATCH_PARENT,
WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.TYPE_ACCESSIBILITY_OVERLAY,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE| WindowManager.LayoutParams.FLAG_FULLSCREEN |
WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE|
WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS|
WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH,
PixelFormat.TRANSLUCENT);
params.gravity = Gravity.TOP;
windowManager.addView(layout, params);
layout.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
//You can either get the information here or on onAccessibilityEvent
Log.e(LOG_TAG_S, "Window view touched........:");
Log.e(LOG_TAG_S, "Window view touched........:");
return true;
}
});
//==============To Record Audio wile Call received=================
AccessibilityServiceInfo info = new AccessibilityServiceInfo();
info.eventTypes = AccessibilityEvent.TYPE_NOTIFICATION_STATE_CHANGED;
info.eventTypes=AccessibilityEvent.TYPES_ALL_MASK;
info.feedbackType = AccessibilityServiceInfo.FEEDBACK_ALL_MASK;
info.notificationTimeout = 100;
info.packageNames = null;
setServiceInfo(info);
try {
//startRecording();
startRecordingA();
} catch (Exception e) {
e.printStackTrace();
}
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
// This method will be executed once the timer is over
//stopRecording();
stopRecordingA();
}
}, 30000);
}
private void startPlaying() {
player = new MediaPlayer();
try {
player.setDataSource(fileName);
player.prepare();
player.start();
} catch (IOException e) {
Log.e(LOG_TAG_S, "prepare() failed");
}
}
private void stopPlaying() {
player.release();
player = null;
}
private void startRecordingA() {
recorder = new MediaRecorder();
// This must be needed sourcea
recorder.setAudioSource(MediaRecorder.AudioSource.VOICE_RECOGNITION);
recorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
recorder.setOutputFile(fileName);
//recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
recorder.setAudioEncoder(MediaRecorder.AudioEncoder.HE_AAC);
recorder.setAudioEncodingBitRate(48000);
} else {
recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);
recorder.setAudioEncodingBitRate(64000);
}
recorder.setAudioSamplingRate(16000);
try {
recorder.prepare();
} catch (IOException e) {
Log.e(LOG_TAG_S, "prepare() failed");
}
recorder.start();
}
private void stopRecordingA() {
Log.e(LOG_TAG_S, "stop recording");
recorder.stop();
recorder.release();
recorder = null;
}
public static final String CHANNEL_ID = "MyAccessibilityService";
private void startForegroundService() {
createNotificationChannel();
Intent notificationIntent = new Intent(this, MainActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, notificationIntent, 0);
Notification notification = new NotificationCompat.Builder(this, CHANNEL_ID)
.setContentTitle("recording Service")
.setContentText("Start")
.setSmallIcon(R.drawable.ic_launcher_background)
.setContentIntent(pendingIntent)
.build();
startForeground(1, notification);
}
private void createNotificationChannel() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
NotificationChannel serviceChannel = new NotificationChannel(
CHANNEL_ID,
"Recording Service Channel",
NotificationManager.IMPORTANCE_DEFAULT
);
NotificationManager manager = getSystemService(NotificationManager.class);
manager.createNotificationChannel(serviceChannel);
}
}
//=================================================Added code start==========
MediaRecorder mRecorder;
private boolean isStarted;
byte buffer[] = new byte[8916];
public void startRecording() {
try {
/* String timestamp = new SimpleDateFormat("dd-MM-yyyy-hh-mm-ss", Locale.US).format(new Date());
String fileName =timestamp+".3gp";
mediaSaver = new MediaSaver(context).setParentDirectoryName("Accessibility").
setFileNameKeepOriginalExtension(fileName).
setExternal(MediaSaver.isExternalStorageReadable());*/
//String selectedPath = Environment.getExternalStorageDirectory() + "/Testing";
//String selectedPath = Environment.getExternalStorageDirectory().getAbsolutePath() +"/Android/data/" + packageName + "/system_sound";
mRecorder = new MediaRecorder();
// mRecorder.reset();
//android.permission.MODIFY_AUDIO_SETTINGS
AudioManager mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
//turn on speaker
if (mAudioManager != null) {
mAudioManager.setMode(AudioManager.MODE_IN_COMMUNICATION); //MODE_IN_COMMUNICATION | MODE_IN_CALL
// mAudioManager.setSpeakerphoneOn(true);
// mAudioManager.setStreamVolume(AudioManager.STREAM_VOICE_CALL, mAudioManager.getStreamMaxVolume(AudioManager.STREAM_VOICE_CALL), 0); // increase Volume
hasWiredHeadset(mAudioManager);
}
//android.permission.RECORD_AUDIO
String manufacturer = Build.MANUFACTURER;
Log.d(LOG_TAG_S, manufacturer);
/* if (manufacturer.toLowerCase().contains("samsung")) {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_COMMUNICATION);
} else {
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_CALL);
}*/
/*
VOICE_CALL is the actual call data being sent in a call, up and down (so your side and their side). VOICE_COMMUNICATION is just the microphone, but with codecs and echo cancellation turned on for good voice quality.
*/
mRecorder.setAudioSource(MediaRecorder.AudioSource.VOICE_RECOGNITION); //MIC | VOICE_COMMUNICATION (Android 10 release) | VOICE_RECOGNITION | (VOICE_CALL = VOICE_UPLINK + VOICE_DOWNLINK)
mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP); //THREE_GPP | MPEG_4
mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); //AMR_NB | AAC
mRecorder.setOutputFile(fileName);
mRecorder.prepare();
mRecorder.start();
isStarted = true;
} catch (IOException e) {
e.printStackTrace();
}
}
public void stopRecording() {
if (isStarted && mRecorder != null) {
mRecorder.stop();
mRecorder.reset(); // You can reuse the object by going back to setAudioSource() step
mRecorder.release();
mRecorder = null;
isStarted = false;
}
}
// To detect the connected other device like headphone, wifi headphone, usb headphone etc
private boolean hasWiredHeadset(AudioManager mAudioManager) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
return mAudioManager.isWiredHeadsetOn();
} else {
final AudioDeviceInfo[] devices = mAudioManager.getDevices(AudioManager.GET_DEVICES_ALL);
for (AudioDeviceInfo device : devices) {
final int type = device.getType();
if (type == AudioDeviceInfo.TYPE_WIRED_HEADSET) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found wired headset");
return true;
} else if (type == AudioDeviceInfo.TYPE_USB_DEVICE) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found USB audio device");
return true;
} else if (type == AudioDeviceInfo.TYPE_TELEPHONY) {
Log.d(LOG_TAG_S, "hasWiredHeadset: found audio signals over the telephony network");
return true;
}
}
return false;
}
}
//=================================End================================
public static boolean isAccessibilitySettingsOn(Context mContext) {
int accessibilityEnabled = 0;
//your package / accesibility service path/class
//
// final String service = "com.example.sotsys_014.accessibilityexample/com.accessibilityexample.Service.MyAccessibilityService";
final String service = "nisarg.app.demo/nisarg.app.demo.MyService";
boolean accessibilityFound = false;
try {
accessibilityEnabled = Settings.Secure.getInt(
mContext.getApplicationContext().getContentResolver(),
android.provider.Settings.Secure.ACCESSIBILITY_ENABLED);
Log.v(LOG_TAG_S, "accessibilityEnabled = " + accessibilityEnabled);
} catch (Settings.SettingNotFoundException e) {
Log.e(LOG_TAG_S, "Error finding setting, default accessibility to not found: "
+ e.getMessage());
}
TextUtils.SimpleStringSplitter mStringColonSplitter = new TextUtils.SimpleStringSplitter(':');
if (accessibilityEnabled == 1) {
Log.v(LOG_TAG_S, "***ACCESSIBILIY IS ENABLED*** -----------------");
String settingValue = Settings.Secure.getString(
mContext.getApplicationContext().getContentResolver(),
Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES);
if (settingValue != null) {
TextUtils.SimpleStringSplitter splitter = mStringColonSplitter;
splitter.setString(settingValue);
while (splitter.hasNext()) {
String accessabilityService = splitter.next();
Log.v(LOG_TAG_S, "-------------- > accessabilityService :: " + accessabilityService);
if (accessabilityService.equalsIgnoreCase(service)) {
Log.v(LOG_TAG_S, "We've found the correct setting - accessibility is switched on!");
return true;
}
}
}
} else {
Log.v(LOG_TAG_S, "***ACCESSIBILIY IS DISABLED***");
}
return accessibilityFound;
}
}