app/src/main/java/ai/suanzi/rtmpclient/MyService.java

   1 package ai.suanzi.rtmpclient;
   2
   3 import android.app.Service;
   4 import android.content.Intent;
   5 import android.hardware.Camera;
   6 import android.os.Handler;
   7 import android.os.HandlerThread;
   8 import android.os.IBinder;
   9 import android.view.SurfaceHolder;
  10 import android.widget.Toast;
  11 import android.support.v4.app.NotificationCompat;
  12 import android.graphics.BitmapFactory;
  13 import android.app.Notification;
  14 import org.apache.log4j.Logger;
  15 import android.os.Binder;
  16
  17
  18
  19 public class MyService extends Service  implements Camera.PreviewCallback, Camera.ErrorCallback {
  20
  21     private static Logger gLogger = Logger.getLogger("MyService");
  22     private Camera mCamera = null;
  23     IBinder mBinder = new LocalBinder();
  24     //private String rtmpUrl;
  25     private long frameCount = 0;
  26
  27     // Preferred picture Size of the camera;
  28     private int width = 0;
  29     private int height = 0;
  30
  31
  32     private MyServiceEventListener mListener;
  33     public void setServiceEventListener(MyServiceEventListener listener){
  34         mListener = listener;
  35     }
  36
  37     public class LocalBinder extends Binder {
  38         public MyService getServiceInstance(){
  39             return MyService.this;
  40         }
  41     }
  42
  43     public Camera getCameraInstance() {
  44         if (mCamera == null) {
  45             CameraHandlerThread mThread = new CameraHandlerThread("camera thread");
  46             synchronized (mThread) {
  47                 mThread.openCamera();
  48             }
  49         }
  50         return mCamera;
  51     }
  52
  53     private void openCameraOriginal() {
  54         try {
  55             gLogger.error("openCameraOriginal");
  56             Camera.CameraInfo info = new Camera.CameraInfo();
  57             int numCameras = Camera.getNumberOfCameras();
  58             int backId = -1;
  59             int frontId = -1;
  60             int camerId = 0;
  61             gLogger.debug("Number of Cameras is " + numCameras);
  62             for(int i = 0; i < numCameras; i++){
  63                 Camera.getCameraInfo(i, info);
  64                 if(info.facing == Camera.CameraInfo.CAMERA_FACING_BACK){
  65                     gLogger.debug("CAMERA_FACING_BACK id is " + i);
  66                     backId = i;
  67                 } else if(info.facing == Camera.CameraInfo.CAMERA_FACING_FRONT){
  68                     gLogger.debug("CAMERA_FACING_FRONT id is " + i);
  69                     frontId = i;
  70                 }
  71             }
  72             if(frontId != -1) camerId = frontId;
  73             else if(backId != -1) camerId = backId;
  74             gLogger.debug("openCameraOriginal - camera id " + camerId);
  75             mCamera = Camera.open(1);
  76         } catch (Exception e) {
  77             gLogger.error("openCameraOriginal - camera is not available. error: " + e.getMessage());
  78             if(mListener != null) mListener.onCameraError("openCamera - error: " + e.getMessage());
  79         }
  80     }
  81
  82     private class CameraHandlerThread extends HandlerThread {
  83         Handler mHandler;
  84
  85         public CameraHandlerThread(String name) {
  86             super(name);
  87             gLogger.error("CameraHandlerThread: " + name);
  88             start();
  89             mHandler = new Handler(getLooper());
  90         }
  91
  92         synchronized void notifyCameraOpened() {
  93             notify();
  94             gLogger.debug("notifyCameraOpened");
  95         }
  96
  97         void openCamera() {
  98             mHandler.post(new Runnable() {
  99                 @Override
 100                 public void run() {
 101                     openCameraOriginal();
 102                     notifyCameraOpened();
 103                 }
 104             });
 105             try {
 106                 wait();
 107             } catch (InterruptedException e) {
 108                 gLogger.error("wait was interrupted, " + e.getMessage());
 109             }
 110         }
 111     }
 112
 113     private static final int NOTIFICATION_DOWNLOAD_PROGRESS_ID = 0x0001;                                        //id不可设置为0,否则不能设置为前台service
 114     private void createNotification(){
 115         gLogger.debug("createNotification");
 116         NotificationCompat.Builder builder=new NotificationCompat.Builder(this);                        //使用兼容版本
 117         builder.setSmallIcon(R.mipmap.ic_launcher);                                                             //设置状态栏的通知图标
 118         builder.setLargeIcon(BitmapFactory.decodeResource(getResources(),R.drawable.ic_launcher_background));   //设置通知栏横条的图标
 119         builder.setAutoCancel(false);                                                                           //禁止用户点击删除按钮删除
 120         builder.setOngoing(true);                                                                               //禁止滑动删除
 121         builder.setShowWhen(true);                                                                              //右上角的时间显示
 122         builder.setContentTitle("Rtmp Foreground Service!!!");                                                  //设置通知栏的标题内容
 123         Notification notification = builder.build();                                                            //创建通知
 124         startForeground(NOTIFICATION_DOWNLOAD_PROGRESS_ID,notification);                                        //设置为前台服务
 125     }
 126
 127     @Override
 128     public IBinder onBind(Intent intent) {
 129         return mBinder;
 130     }
 131
 132     @Override
 133     public void onCreate() {
 134         super.onCreate();
 135         gLogger.error("onCreate ---> ");
 136         createNotification();
 137         Toast.makeText(this, "Started to Publish!", Toast.LENGTH_LONG).show();
 138         mCamera = getCameraInstance();
 139         if(mCamera != null){
 140             configCamera(mCamera);
 141             mCamera.setErrorCallback(this);
 142         }
 143
 144     }
 145
 146     @Override
 147     public void onDestroy() {
 148         stopForeground(true);
 149         super.onDestroy();
 150         gLogger.error( "onDestroy --------->");
 151         Toast.makeText(this, "MyService Stopped", Toast.LENGTH_LONG).show();
 152         if(mCamera != null){
 153             try {
 154                 mCamera.stopPreview();
 155                 mCamera.release();
 156                 mCamera = null;
 157             } catch (Exception e){
 158                 gLogger.error("onDestroy - error " + e.getMessage());
 159                 e.printStackTrace();
 160             }
 161         }
 162     }
 163
 164
 165     @Override
 166     public int onStartCommand(Intent intent, int flags, int startId) {
 167         gLogger.error("onStartCommand");
 168         return START_STICKY;
 169     }
 170
 171     @Override
 172     public void onLowMemory(){
 173         super.onLowMemory();
 174         gLogger.error("onLowMemory");
 175     }
 176
 177     // Camera.PreviewCallback
 178     @Override
 179     public void  onPreviewFrame(final byte[] data, Camera camera){
 180         if(frameCount % (15 * 60) == 0) {
 181             gLogger.error("onPreviewFrame");
 182         }
 183         if(FfmpegHelper.processFrame(data) != 0){
 184             gLogger.error("onPreviewFrame, processFrame close");
 185             FfmpegHelper.close();
 186             if(mListener != null) mListener.onEncoderError("processFrame");
 187         } else {
 188             if(frameCount % (15 * 60) == 0){
 189                 if(mListener != null) mListener.onPublishing("processFrame OK");
 190             }
 191         }
 192         frameCount++;
 193     }
 194
 195     public void startPreview (SurfaceHolder holder){
 196         gLogger.debug("startPreview");
 197         try {
 198             mCamera.setPreviewDisplay(holder);
 199             mCamera.startPreview();
 200         } catch (Exception e){
 201             gLogger.error("startPreview - error: " + e.getMessage());
 202             e.printStackTrace();
 203             if(mListener != null) mListener.onCameraError("setPreviewDisplay - " + e.getMessage());
 204         }
 205     }
 206
 207     public void reopenCamera() {
 208         gLogger.debug("reopenCamera");
 209         if(mCamera != null){
 210             mCamera.stopPreview();
 211             mCamera.release();
 212             mCamera = null;
 213         }
 214         openCameraOriginal();
 215     }
 216
 217     public boolean setRtmpUrl (String url){
 218         //this.rtmpUrl = url;
 219         if(mCamera == null){
 220             gLogger.error("setRtmpUrl, error mCamera is null");
 221             return false;
 222         }
 223         gLogger.error("setRtmpUrl - size: " +  width + "x" + height + ". url: " + url);
 224         int ret = FfmpegHelper.initEncoder(width, height, url);
 225         if(ret != 0){
 226             gLogger.error("setRtmpUrl, initEncoder error");
 227         }
 228         return ret == 0 ? true : false;
 229     }
 230
 231     private void configCamera(Camera camera){
 232         Camera.Parameters paras = null;
 233         try {
 234             paras = camera.getParameters();
 235         } catch (RuntimeException e){
 236             gLogger.error("configCamera - " + e.getMessage());
 237             if(mListener != null) mListener.onCameraError("getParameters - " + e.getMessage());
 238             return;
 239         }
 240         gLogger.error("Supported Picture Sizes:");
 241         Camera.Size preferredSize = paras.getSupportedPictureSizes().get(0);
 242         for (Camera.Size cc : paras.getSupportedPictureSizes()){
 243             if (cc.width == 640) // chose 640 x 480 if exists
 244                 preferredSize = cc;
 245             gLogger.error(cc.width + "x" + cc.height);
 246         }
 247         gLogger.error("Supported Preview fps range:");
 248         for(int[] i : paras.getSupportedPreviewFpsRange()){
 249             gLogger.error("[" + i[0] + "," + i[1] + "]");
 250         }
 251         width = preferredSize.width;
 252         height = preferredSize.height;
 253         paras.setPictureSize(preferredSize.width, preferredSize.height); // use 640x480 preferred
 254         camera.setParameters(paras);
 255         camera.setDisplayOrientation(0);
 256         gLogger.error("Preview Format: " + paras.getPreviewFormat() + ". Size: " + paras.getPreviewSize().width + "x" + paras.getPreviewSize().height);
 257         gLogger.error("Picture Format: " + paras.getPictureFormat() + ". Size: " + paras.getPictureSize().width + "x" + paras.getPictureSize().height);
 258         camera.setPreviewCallback(this);
 259     }
 260
 261     // Camaer.onError callback
 262     @Override
 263     public void onError(int error, Camera camera){
 264         gLogger.error("Camera.OnError, " + error);
 265         switch (error) {
 266             case Camera.CAMERA_ERROR_SERVER_DIED:
 267                 gLogger.error("CAMERA_ERROR_SERVER_DIED");
 268                 break;
 269             case Camera.CAMERA_ERROR_UNKNOWN:
 270                 gLogger.error("CAMERA_ERROR_UNKNOWN");
 271                 break;
 272         }
 273
 274         if(mListener != null) mListener.onCameraError("OnError, " + error);
 275     }
 276
 277
 278     public interface MyServiceEventListener {
 279         void onCameraError(String err);
 280         void onEncoderError(String msg);
 281         //void onIsPreviewing(String msg); // notify mainActivity if preview is running well
 282         void onPublishing(String msg); // notify main activity if encoder is running well;
 283     }
 284 }