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         }
  95
  96         void openCamera() {
  97             mHandler.post(new Runnable() {
  98                 @Override
  99                 public void run() {
 100                     openCameraOriginal();
 101                     notifyCameraOpened();
 102                 }
 103             });
 104             try {
 105                 wait();
 106             } catch (InterruptedException e) {
 107                 gLogger.error("wait was interrupted, " + e.getMessage());
 108             }
 109         }
 110     }
 111
 112     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
 113     private void createNotification(){
 114         gLogger.debug("createNotification");
 115         NotificationCompat.Builder builder=new NotificationCompat.Builder(this);                        //使用兼容版本
 116         builder.setSmallIcon(R.mipmap.ic_launcher);                                                             //设置状态栏的通知图标
 117         builder.setLargeIcon(BitmapFactory.decodeResource(getResources(),R.drawable.ic_launcher_background));   //设置通知栏横条的图标
 118         builder.setAutoCancel(false);                                                                           //禁止用户点击删除按钮删除
 119         builder.setOngoing(true);                                                                               //禁止滑动删除
 120         builder.setShowWhen(true);                                                                              //右上角的时间显示
 121         builder.setContentTitle("Rtmp Foreground Service!!!");                                                  //设置通知栏的标题内容
 122         Notification notification = builder.build();                                                            //创建通知
 123         startForeground(NOTIFICATION_DOWNLOAD_PROGRESS_ID,notification);                                        //设置为前台服务
 124     }
 125
 126     @Override
 127     public IBinder onBind(Intent intent) {
 128         return mBinder;
 129     }
 130
 131     @Override
 132     public void onCreate() {
 133         super.onCreate();
 134         gLogger.error("onCreate ---> ");
 135         createNotification();
 136         Toast.makeText(this, "Started to Publish!", Toast.LENGTH_LONG).show();
 137         mCamera = getCameraInstance();
 138         if(mCamera != null){
 139             configCamera(mCamera);
 140             mCamera.setErrorCallback(this);
 141         }
 142
 143     }
 144
 145     @Override
 146     public void onDestroy() {
 147         stopForeground(true);
 148         super.onDestroy();
 149         gLogger.error( "onDestroy --------->");
 150         Toast.makeText(this, "MyService Stopped", Toast.LENGTH_LONG).show();
 151         if(mCamera != null){
 152             try {
 153                 mCamera.stopPreview();
 154                 mCamera.release();
 155                 mCamera = null;
 156             } catch (Exception e){
 157                 gLogger.error("onDestroy - error " + e.getMessage());
 158                 e.printStackTrace();
 159             }
 160         }
 161     }
 162
 163
 164     @Override
 165     public int onStartCommand(Intent intent, int flags, int startId) {
 166         gLogger.error("onStartCommand");
 167         return START_STICKY;
 168     }
 169
 170     @Override
 171     public void onLowMemory(){
 172         super.onLowMemory();
 173         gLogger.error("onLowMemory");
 174     }
 175
 176     // Camera.PreviewCallback
 177     @Override
 178     public void  onPreviewFrame(final byte[] data, Camera camera){
 179         if(frameCount % (15 * 60) == 0) {
 180             gLogger.error("onPreviewFrame");
 181         }
 182         if(FfmpegHelper.processFrame(data) != 0){
 183             gLogger.error("onPreviewFrame, processFrame close");
 184             FfmpegHelper.close();
 185             if(mListener != null) mListener.onEncoderError("processFrame");
 186         } else {
 187             if(frameCount % (15 * 60) == 0){
 188                 if(mListener != null) mListener.onPublishing("processFrame OK");
 189             }
 190         }
 191         frameCount++;
 192     }
 193
 194     public void startPreview (SurfaceHolder holder){
 195         gLogger.debug("startPreview");
 196         try {
 197             mCamera.setPreviewDisplay(holder);
 198             mCamera.startPreview();
 199         } catch (Exception e){
 200             gLogger.error("startPreview - error: " + e.getMessage());
 201             e.printStackTrace();
 202             if(mListener != null) mListener.onCameraError("setPreviewDisplay - " + e.getMessage());
 203         }
 204     }
 205
 206     public void reopenCamera() {
 207         gLogger.debug("reopenCamera");
 208         if(mCamera != null){
 209             mCamera.stopPreview();
 210             mCamera.release();
 211             mCamera = null;
 212         }
 213         openCameraOriginal();
 214     }
 215
 216     public boolean setRtmpUrl (String url){
 217         //this.rtmpUrl = url;
 218         if(mCamera == null){
 219             gLogger.error("setRtmpUrl, error mCamera is null");
 220             return false;
 221         }
 222         gLogger.error("setRtmpUrl - size: " +  width + "x" + height + ". url: " + url);
 223         int ret = FfmpegHelper.initEncoder(width, height, url);
 224         if(ret != 0){
 225             gLogger.error("setRtmpUrl, initEncoder error");
 226         }
 227         return ret == 0 ? true : false;
 228     }
 229
 230     private void configCamera(Camera camera){
 231         Camera.Parameters paras = null;
 232         try {
 233             paras = camera.getParameters();
 234         } catch (RuntimeException e){
 235             gLogger.error("configCamera - " + e.getMessage());
 236             if(mListener != null) mListener.onCameraError("getParameters - " + e.getMessage());
 237             return;
 238         }
 239         gLogger.error("Supported Picture Sizes:");
 240         Camera.Size preferredSize = paras.getSupportedPictureSizes().get(0);
 241         for (Camera.Size cc : paras.getSupportedPictureSizes()){
 242             if (cc.width == 640) // chose 640 x 480 if exists
 243                 preferredSize = cc;
 244             gLogger.error(cc.width + "x" + cc.height);
 245         }
 246         gLogger.error("Supported Preview fps range:");
 247         for(int[] i : paras.getSupportedPreviewFpsRange()){
 248             gLogger.error("[" + i[0] + "," + i[1] + "]");
 249         }
 250         width = preferredSize.width;
 251         height = preferredSize.height;
 252         paras.setPictureSize(preferredSize.width, preferredSize.height); // use 640x480 preferred
 253         camera.setParameters(paras);
 254         camera.setDisplayOrientation(0);
 255         gLogger.error("Preview Format: " + paras.getPreviewFormat() + ". Size: " + paras.getPreviewSize().width + "x" + paras.getPreviewSize().height);
 256         gLogger.error("Picture Format: " + paras.getPictureFormat() + ". Size: " + paras.getPictureSize().width + "x" + paras.getPictureSize().height);
 257         camera.setPreviewCallback(this);
 258     }
 259
 260     // Camaer.onError callback
 261     @Override
 262     public void onError(int error, Camera camera){
 263         gLogger.error("Camera.OnError, " + error);
 264         switch (error) {
 265             case Camera.CAMERA_ERROR_SERVER_DIED:
 266                 gLogger.error("CAMERA_ERROR_SERVER_DIED");
 267                 break;
 268             case Camera.CAMERA_ERROR_UNKNOWN:
 269                 gLogger.error("CAMERA_ERROR_UNKNOWN");
 270                 break;
 271         }
 272
 273         if(mListener != null) mListener.onCameraError("OnError, " + error);
 274     }
 275
 276
 277     public interface MyServiceEventListener {
 278         void onCameraError(String err);
 279         void onEncoderError(String msg);
 280         //void onIsPreviewing(String msg); // notify mainActivity if preview is running well
 281         void onPublishing(String msg); // notify main activity if encoder is running well;
 282     }
 283 }