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  • Youtube Watch Me Android application closing unexpectedly

    18 septembre 2015, par Kichu

    I create android application from https://github.com/youtube/yt-watchme.

    When I try to create the event using the "CREATE LIVE EVENT" button.It throws some following error. I think it’s happening due to the camera permission issue.

    ERROR :

    09-17 11:43:53.582  32383-32383/com.google.android.apps.watchme E/AndroidRuntime﹕ FATAL EXCEPTION: main
       Process: com.google.android.apps.watchme, PID: 32383
       java.lang.NoSuchMethodError: com.google.android.apps.watchme.StreamerActivity.checkSelfPermission
               at com.google.android.apps.watchme.StreamerActivity.startStreaming(StreamerActivity.java:174)
               at com.google.android.apps.watchme.StreamerActivity.access$200(StreamerActivity.java:46)
               at com.google.android.apps.watchme.StreamerActivity$1.onServiceConnected(StreamerActivity.java:63)
               at android.app.LoadedApk$ServiceDispatcher.doConnected(LoadedApk.java:1110)
               at android.app.LoadedApk$ServiceDispatcher$RunConnection.run(LoadedApk.java:1127)
               at android.os.Handler.handleCallback(Handler.java:733)
               at android.os.Handler.dispatchMessage(Handler.java:95)
               at android.os.Looper.loop(Looper.java:136)
               at android.app.ActivityThread.main(ActivityThread.java:5097)
               at java.lang.reflect.Method.invokeNative(Native Method)
               at java.lang.reflect.Method.invoke(Method.java:515)
               at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
               at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
               at dalvik.system.NativeStart.main(Native Method)

    Any one please suggest . How can I solve this issue.

    Thanks In Advance

    Code Update :

    Manifest file XML

    <manifest package="com.google.android.apps.watchme">


       
       
       
       
       
       
       
       
       

       
       

       <application>
           <activity>
               
                   <action></action>

                   <category></category>
               
           </activity>
           <activity></activity>

           <service></service>
       </application>
       
    </manifest>

    Stream Activity File

    /*
    * Copyright (c) 2014 Google Inc.
    *
    * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
    * in compliance with the License. You may obtain a copy of the License at
    *
    * http://www.apache.org/licenses/LICENSE-2.0
    *
    * Unless required by applicable law or agreed to in writing, software distributed under the License
    * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
    * or implied. See the License for the specific language governing permissions and limitations under
    * the License.
    */

    package com.google.android.apps.watchme;

    import android.Manifest;
    import android.app.Activity;
    import android.content.ComponentName;
    import android.content.Context;
    import android.content.Intent;
    import android.content.ServiceConnection;
    import android.content.pm.PackageManager;
    import android.hardware.Camera;
    import android.os.Bundle;
    import android.os.IBinder;
    import android.os.PowerManager;
    import android.support.design.widget.Snackbar;
    import android.support.v4.app.ActivityCompat;
    import android.util.Log;
    import android.view.View;
    import android.view.View.OnClickListener;
    import android.widget.ToggleButton;

    import com.google.android.apps.watchme.util.Utils;
    import com.google.android.apps.watchme.util.YouTubeApi;

    import java.util.ArrayList;
    import java.util.List;

    /**
    * @author Ibrahim Ulukaya &lt;ulukaya@google.com&gt;
    *         <p></p>
    *         StreamerActivity class which previews the camera and streams via StreamerService.
    */
    public class StreamerActivity extends Activity {
       // CONSTANTS
       // TODO: Stop hardcoding this and read values from the camera's supported sizes.
       public static final int CAMERA_WIDTH = 640;
       public static final int CAMERA_HEIGHT = 480;
       private static final int REQUEST_CAMERA_MICROPHONE = 0;

       // Member variables
       private StreamerService streamerService;
       private ServiceConnection streamerConnection = new ServiceConnection() {
           @Override
           public void onServiceConnected(ComponentName className, IBinder service) {
               Log.d(MainActivity.APP_NAME, "onServiceConnected");

               streamerService = ((StreamerService.LocalBinder) service).getService();

               restoreStateFromService();
               startStreaming();
           }

           @Override
           public void onServiceDisconnected(ComponentName className) {
               Log.e(MainActivity.APP_NAME, "onServiceDisconnected");

               // This should never happen, because our service runs in the same process.
               streamerService = null;
           }
       };
       private PowerManager.WakeLock wakeLock;
       private Preview preview;
       private String rtmpUrl;
       private String broadcastId;

       @Override
       public void onCreate(Bundle savedInstanceState) {
           Log.d(MainActivity.APP_NAME, "onCreate");
           super.onCreate(savedInstanceState);

           broadcastId = getIntent().getStringExtra(YouTubeApi.BROADCAST_ID_KEY);
           //Log.v(MainActivity.APP_NAME, broadcastId);

           rtmpUrl = getIntent().getStringExtra(YouTubeApi.RTMP_URL_KEY);

           if (rtmpUrl == null) {
               Log.w(MainActivity.APP_NAME, "No RTMP URL was passed in; bailing.");
               finish();
           }
           Log.i(MainActivity.APP_NAME, String.format("Got RTMP URL '%s' from calling activity.", rtmpUrl));

           setContentView(R.layout.streamer);
           preview = (Preview) findViewById(R.id.surfaceViewPreview);

           if (!bindService(new Intent(this, StreamerService.class), streamerConnection,
                   BIND_AUTO_CREATE | BIND_DEBUG_UNBIND)) {
               Log.e(MainActivity.APP_NAME, "Failed to bind StreamerService!");
           }

           final ToggleButton toggleButton = (ToggleButton) findViewById(R.id.toggleBroadcasting);
           toggleButton.setOnClickListener(new OnClickListener() {
               @Override
               public void onClick(View v) {
                   if (toggleButton.isChecked()) {
                       streamerService.startStreaming(rtmpUrl);
                   } else {
                       streamerService.stopStreaming();
                   }
               }
           });
       }

       @Override
       protected void onResume() {
           Log.d(MainActivity.APP_NAME, "onResume");

           super.onResume();

           if (streamerService != null) {
               restoreStateFromService();
           }
       }

       @Override
       protected void onPause() {
           Log.d(MainActivity.APP_NAME, "onPause");

           super.onPause();

           if (preview != null) {
               preview.setCamera(null);
           }

           if (streamerService != null) {
               streamerService.releaseCamera();
           }
       }

       @Override
       protected void onDestroy() {
           Log.d(MainActivity.APP_NAME, "onDestroy");

           super.onDestroy();

           if (streamerConnection != null) {
               unbindService(streamerConnection);
           }

           stopStreaming();

           if (streamerService != null) {
               streamerService.releaseCamera();
           }
       }

       private void restoreStateFromService() {
           preview.setCamera(Utils.getCamera(Camera.CameraInfo.CAMERA_FACING_FRONT));
       }

       private void startStreaming() {
           Log.d(MainActivity.APP_NAME, "startStreaming");

           PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
           wakeLock = pm.newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, this.getClass().getName());
           wakeLock.acquire();

           if (!streamerService.isStreaming()) {

               String cameraPermission = Manifest.permission.CAMERA;
               String microphonePermission = Manifest.permission.RECORD_AUDIO;
               int hasCamPermission = checkSelfPermission(cameraPermission);
               int hasMicPermission = checkSelfPermission(microphonePermission);
               List<string> permissions = new ArrayList<string>();
               if (hasCamPermission != PackageManager.PERMISSION_GRANTED) {
                   permissions.add(cameraPermission);
                   if (ActivityCompat.shouldShowRequestPermissionRationale(this,
                           Manifest.permission.CAMERA)) {
                       // Provide rationale in Snackbar to request permission
                       Snackbar.make(preview, R.string.permission_camera_rationale,
                               Snackbar.LENGTH_INDEFINITE).show();
                   } else {
                       // Explain in Snackbar to turn on permission in settings
                       Snackbar.make(preview, R.string.permission_camera_explain,
                               Snackbar.LENGTH_INDEFINITE).show();
                   }
               }
               if (hasMicPermission != PackageManager.PERMISSION_GRANTED) {
                   permissions.add(microphonePermission);
                   if (ActivityCompat.shouldShowRequestPermissionRationale(this,
                           Manifest.permission.RECORD_AUDIO)) {
                       // Provide rationale in Snackbar to request permission
                       Snackbar.make(preview, R.string.permission_microphone_rationale,
                               Snackbar.LENGTH_INDEFINITE).show();
                   } else {
                       // Explain in Snackbar to turn on permission in settings
                       Snackbar.make(preview, R.string.permission_microphone_explain,
                               Snackbar.LENGTH_INDEFINITE).show();
                   }
               }
               if (!permissions.isEmpty()) {
                   String[] params = permissions.toArray(new String[permissions.size()]);
                   ActivityCompat.requestPermissions(this, params, REQUEST_CAMERA_MICROPHONE);
               } else {
                   // We already have permission, so handle as normal
                   streamerService.startStreaming(rtmpUrl);
               }
           }
       }

       /**
        * Callback received when a permissions request has been completed.
        */
       @Override
       public void onRequestPermissionsResult(int requestCode,
                                              String permissions[], int[] grantResults) {
           switch (requestCode) {
               case REQUEST_CAMERA_MICROPHONE: {
                   Log.i(MainActivity.APP_NAME, "Received response for camera with mic permissions request.");

                   // We have requested multiple permissions for contacts, so all of them need to be
                   // checked.
                   if (Utils.verifyPermissions(grantResults)) {
                       // permissions were granted, yay! do the
                       // streamer task you need to do.
                       streamerService.startStreaming(rtmpUrl);
                   } else {
                       Log.i(MainActivity.APP_NAME, "Camera with mic permissions were NOT granted.");
                       Snackbar.make(preview, R.string.permissions_not_granted,
                               Snackbar.LENGTH_SHORT)
                               .show();
                   }
                   break;
               }

               // other 'switch' lines to check for other
               // permissions this app might request
           }
           return;
       }


       private void stopStreaming() {
           Log.d(MainActivity.APP_NAME, "stopStreaming");

           if (wakeLock != null) {
               wakeLock.release();
               wakeLock = null;
           }

           if (streamerService.isStreaming()) {
               streamerService.stopStreaming();
           }
       }

       public void endEvent(View view) {
           Intent data = new Intent();
           data.putExtra(YouTubeApi.BROADCAST_ID_KEY, broadcastId);
           if (getParent() == null) {
               setResult(Activity.RESULT_OK, data);
           } else {
               getParent().setResult(Activity.RESULT_OK, data);
           }
           finish();
       }

    }
    </string></string>

    Update ERROR CODE :

    08:57:14.447  18829-18829/com.google.android.apps.watchme E/AndroidRuntime﹕ FATAL EXCEPTION: main
       Process: com.google.android.apps.watchme, PID: 18829
       java.lang.UnsatisfiedLinkError: Couldn't load ffmpeg from loader dalvik.system.PathClassLoader[DexPathList[[zip file "/data/app/com.google.android.apps.watchme-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.google.android.apps.watchme-1, /vendor/lib, /system/lib]]]: findLibrary returned null
               at java.lang.Runtime.loadLibrary(Runtime.java:358)
               at java.lang.System.loadLibrary(System.java:526)
               at com.google.android.apps.watchme.Ffmpeg.<clinit>(Ffmpeg.java:26)
               at com.google.android.apps.watchme.VideoStreamingConnection.open(VideoStreamingConnection.java:71)
               at com.google.android.apps.watchme.StreamerService.startStreaming(StreamerService.java:80)
               at com.google.android.apps.watchme.StreamerActivity.startStreaming(StreamerActivity.java:212)
               at com.google.android.apps.watchme.StreamerActivity.access$200(StreamerActivity.java:47)
               at com.google.android.apps.watchme.StreamerActivity$1.onServiceConnected(StreamerActivity.java:64)
               at android.app.LoadedApk$ServiceDispatcher.doConnected(LoadedApk.java:1110)
               at android.app.LoadedApk$ServiceDispatcher$RunConnection.run(LoadedApk.java:1127)
               at android.os.Handler.handleCallback(Handler.java:733)
               at android.os.Handler.dispatchMessage(Handler.java:95)
               at android.os.Looper.loop(Looper.java:136)
               at android.app.ActivityThread.main(ActivityThread.java:5097)
               at java.lang.reflect.Method.invokeNative(Native Method)
               at java.lang.reflect.Method.invoke(Method.java:515)
               at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
               at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
               at dalvik.system.NativeStart.main(Native Method)
    </clinit>
  • Youtue Watch Me Android application closing unexpectedly

    18 septembre 2015, par Kichu

    I create android application from https://github.com/youtube/yt-watchme.

    When I try to create the event using the "CREATE LIVE EVENT" button.It throws some following error. I think it’s happening due to the camera permission issue.

    ERROR :

    09-17 11:43:53.582  32383-32383/com.google.android.apps.watchme E/AndroidRuntime﹕ FATAL EXCEPTION: main
       Process: com.google.android.apps.watchme, PID: 32383
       java.lang.NoSuchMethodError: com.google.android.apps.watchme.StreamerActivity.checkSelfPermission
               at com.google.android.apps.watchme.StreamerActivity.startStreaming(StreamerActivity.java:174)
               at com.google.android.apps.watchme.StreamerActivity.access$200(StreamerActivity.java:46)
               at com.google.android.apps.watchme.StreamerActivity$1.onServiceConnected(StreamerActivity.java:63)
               at android.app.LoadedApk$ServiceDispatcher.doConnected(LoadedApk.java:1110)
               at android.app.LoadedApk$ServiceDispatcher$RunConnection.run(LoadedApk.java:1127)
               at android.os.Handler.handleCallback(Handler.java:733)
               at android.os.Handler.dispatchMessage(Handler.java:95)
               at android.os.Looper.loop(Looper.java:136)
               at android.app.ActivityThread.main(ActivityThread.java:5097)
               at java.lang.reflect.Method.invokeNative(Native Method)
               at java.lang.reflect.Method.invoke(Method.java:515)
               at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
               at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
               at dalvik.system.NativeStart.main(Native Method)

    Any one please suggest . How can I solve this issue.

    Thanks In Advance

    Code Update :

    Manifest file XML

    <manifest package="com.google.android.apps.watchme">


       
       
       
       
       
       
       
       
       

       
       

       <application>
           <activity>
               
                   <action></action>

                   <category></category>
               
           </activity>
           <activity></activity>

           <service></service>
       </application>
       
    </manifest>

    Stream Activity File

    /*
    * Copyright (c) 2014 Google Inc.
    *
    * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
    * in compliance with the License. You may obtain a copy of the License at
    *
    * http://www.apache.org/licenses/LICENSE-2.0
    *
    * Unless required by applicable law or agreed to in writing, software distributed under the License
    * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
    * or implied. See the License for the specific language governing permissions and limitations under
    * the License.
    */

    package com.google.android.apps.watchme;

    import android.Manifest;
    import android.app.Activity;
    import android.content.ComponentName;
    import android.content.Context;
    import android.content.Intent;
    import android.content.ServiceConnection;
    import android.content.pm.PackageManager;
    import android.hardware.Camera;
    import android.os.Bundle;
    import android.os.IBinder;
    import android.os.PowerManager;
    import android.support.design.widget.Snackbar;
    import android.support.v4.app.ActivityCompat;
    import android.util.Log;
    import android.view.View;
    import android.view.View.OnClickListener;
    import android.widget.ToggleButton;

    import com.google.android.apps.watchme.util.Utils;
    import com.google.android.apps.watchme.util.YouTubeApi;

    import java.util.ArrayList;
    import java.util.List;

    /**
    * @author Ibrahim Ulukaya &lt;ulukaya@google.com&gt;
    *         <p></p>
    *         StreamerActivity class which previews the camera and streams via StreamerService.
    */
    public class StreamerActivity extends Activity {
       // CONSTANTS
       // TODO: Stop hardcoding this and read values from the camera's supported sizes.
       public static final int CAMERA_WIDTH = 640;
       public static final int CAMERA_HEIGHT = 480;
       private static final int REQUEST_CAMERA_MICROPHONE = 0;

       // Member variables
       private StreamerService streamerService;
       private ServiceConnection streamerConnection = new ServiceConnection() {
           @Override
           public void onServiceConnected(ComponentName className, IBinder service) {
               Log.d(MainActivity.APP_NAME, "onServiceConnected");

               streamerService = ((StreamerService.LocalBinder) service).getService();

               restoreStateFromService();
               startStreaming();
           }

           @Override
           public void onServiceDisconnected(ComponentName className) {
               Log.e(MainActivity.APP_NAME, "onServiceDisconnected");

               // This should never happen, because our service runs in the same process.
               streamerService = null;
           }
       };
       private PowerManager.WakeLock wakeLock;
       private Preview preview;
       private String rtmpUrl;
       private String broadcastId;

       @Override
       public void onCreate(Bundle savedInstanceState) {
           Log.d(MainActivity.APP_NAME, "onCreate");
           super.onCreate(savedInstanceState);

           broadcastId = getIntent().getStringExtra(YouTubeApi.BROADCAST_ID_KEY);
           //Log.v(MainActivity.APP_NAME, broadcastId);

           rtmpUrl = getIntent().getStringExtra(YouTubeApi.RTMP_URL_KEY);

           if (rtmpUrl == null) {
               Log.w(MainActivity.APP_NAME, "No RTMP URL was passed in; bailing.");
               finish();
           }
           Log.i(MainActivity.APP_NAME, String.format("Got RTMP URL '%s' from calling activity.", rtmpUrl));

           setContentView(R.layout.streamer);
           preview = (Preview) findViewById(R.id.surfaceViewPreview);

           if (!bindService(new Intent(this, StreamerService.class), streamerConnection,
                   BIND_AUTO_CREATE | BIND_DEBUG_UNBIND)) {
               Log.e(MainActivity.APP_NAME, "Failed to bind StreamerService!");
           }

           final ToggleButton toggleButton = (ToggleButton) findViewById(R.id.toggleBroadcasting);
           toggleButton.setOnClickListener(new OnClickListener() {
               @Override
               public void onClick(View v) {
                   if (toggleButton.isChecked()) {
                       streamerService.startStreaming(rtmpUrl);
                   } else {
                       streamerService.stopStreaming();
                   }
               }
           });
       }

       @Override
       protected void onResume() {
           Log.d(MainActivity.APP_NAME, "onResume");

           super.onResume();

           if (streamerService != null) {
               restoreStateFromService();
           }
       }

       @Override
       protected void onPause() {
           Log.d(MainActivity.APP_NAME, "onPause");

           super.onPause();

           if (preview != null) {
               preview.setCamera(null);
           }

           if (streamerService != null) {
               streamerService.releaseCamera();
           }
       }

       @Override
       protected void onDestroy() {
           Log.d(MainActivity.APP_NAME, "onDestroy");

           super.onDestroy();

           if (streamerConnection != null) {
               unbindService(streamerConnection);
           }

           stopStreaming();

           if (streamerService != null) {
               streamerService.releaseCamera();
           }
       }

       private void restoreStateFromService() {
           preview.setCamera(Utils.getCamera(Camera.CameraInfo.CAMERA_FACING_FRONT));
       }

       private void startStreaming() {
           Log.d(MainActivity.APP_NAME, "startStreaming");

           PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
           wakeLock = pm.newWakeLock(PowerManager.SCREEN_DIM_WAKE_LOCK, this.getClass().getName());
           wakeLock.acquire();

           if (!streamerService.isStreaming()) {

               String cameraPermission = Manifest.permission.CAMERA;
               String microphonePermission = Manifest.permission.RECORD_AUDIO;
               int hasCamPermission = checkSelfPermission(cameraPermission);
               int hasMicPermission = checkSelfPermission(microphonePermission);
               List<string> permissions = new ArrayList<string>();
               if (hasCamPermission != PackageManager.PERMISSION_GRANTED) {
                   permissions.add(cameraPermission);
                   if (ActivityCompat.shouldShowRequestPermissionRationale(this,
                           Manifest.permission.CAMERA)) {
                       // Provide rationale in Snackbar to request permission
                       Snackbar.make(preview, R.string.permission_camera_rationale,
                               Snackbar.LENGTH_INDEFINITE).show();
                   } else {
                       // Explain in Snackbar to turn on permission in settings
                       Snackbar.make(preview, R.string.permission_camera_explain,
                               Snackbar.LENGTH_INDEFINITE).show();
                   }
               }
               if (hasMicPermission != PackageManager.PERMISSION_GRANTED) {
                   permissions.add(microphonePermission);
                   if (ActivityCompat.shouldShowRequestPermissionRationale(this,
                           Manifest.permission.RECORD_AUDIO)) {
                       // Provide rationale in Snackbar to request permission
                       Snackbar.make(preview, R.string.permission_microphone_rationale,
                               Snackbar.LENGTH_INDEFINITE).show();
                   } else {
                       // Explain in Snackbar to turn on permission in settings
                       Snackbar.make(preview, R.string.permission_microphone_explain,
                               Snackbar.LENGTH_INDEFINITE).show();
                   }
               }
               if (!permissions.isEmpty()) {
                   String[] params = permissions.toArray(new String[permissions.size()]);
                   ActivityCompat.requestPermissions(this, params, REQUEST_CAMERA_MICROPHONE);
               } else {
                   // We already have permission, so handle as normal
                   streamerService.startStreaming(rtmpUrl);
               }
           }
       }

       /**
        * Callback received when a permissions request has been completed.
        */
       @Override
       public void onRequestPermissionsResult(int requestCode,
                                              String permissions[], int[] grantResults) {
           switch (requestCode) {
               case REQUEST_CAMERA_MICROPHONE: {
                   Log.i(MainActivity.APP_NAME, "Received response for camera with mic permissions request.");

                   // We have requested multiple permissions for contacts, so all of them need to be
                   // checked.
                   if (Utils.verifyPermissions(grantResults)) {
                       // permissions were granted, yay! do the
                       // streamer task you need to do.
                       streamerService.startStreaming(rtmpUrl);
                   } else {
                       Log.i(MainActivity.APP_NAME, "Camera with mic permissions were NOT granted.");
                       Snackbar.make(preview, R.string.permissions_not_granted,
                               Snackbar.LENGTH_SHORT)
                               .show();
                   }
                   break;
               }

               // other 'switch' lines to check for other
               // permissions this app might request
           }
           return;
       }


       private void stopStreaming() {
           Log.d(MainActivity.APP_NAME, "stopStreaming");

           if (wakeLock != null) {
               wakeLock.release();
               wakeLock = null;
           }

           if (streamerService.isStreaming()) {
               streamerService.stopStreaming();
           }
       }

       public void endEvent(View view) {
           Intent data = new Intent();
           data.putExtra(YouTubeApi.BROADCAST_ID_KEY, broadcastId);
           if (getParent() == null) {
               setResult(Activity.RESULT_OK, data);
           } else {
               getParent().setResult(Activity.RESULT_OK, data);
           }
           finish();
       }

    }
    </string></string>

    Update ERROR CODE :

    08:57:14.447  18829-18829/com.google.android.apps.watchme E/AndroidRuntime﹕ FATAL EXCEPTION: main
       Process: com.google.android.apps.watchme, PID: 18829
       java.lang.UnsatisfiedLinkError: Couldn't load ffmpeg from loader dalvik.system.PathClassLoader[DexPathList[[zip file "/data/app/com.google.android.apps.watchme-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.google.android.apps.watchme-1, /vendor/lib, /system/lib]]]: findLibrary returned null
               at java.lang.Runtime.loadLibrary(Runtime.java:358)
               at java.lang.System.loadLibrary(System.java:526)
               at com.google.android.apps.watchme.Ffmpeg.<clinit>(Ffmpeg.java:26)
               at com.google.android.apps.watchme.VideoStreamingConnection.open(VideoStreamingConnection.java:71)
               at com.google.android.apps.watchme.StreamerService.startStreaming(StreamerService.java:80)
               at com.google.android.apps.watchme.StreamerActivity.startStreaming(StreamerActivity.java:212)
               at com.google.android.apps.watchme.StreamerActivity.access$200(StreamerActivity.java:47)
               at com.google.android.apps.watchme.StreamerActivity$1.onServiceConnected(StreamerActivity.java:64)
               at android.app.LoadedApk$ServiceDispatcher.doConnected(LoadedApk.java:1110)
               at android.app.LoadedApk$ServiceDispatcher$RunConnection.run(LoadedApk.java:1127)
               at android.os.Handler.handleCallback(Handler.java:733)
               at android.os.Handler.dispatchMessage(Handler.java:95)
               at android.os.Looper.loop(Looper.java:136)
               at android.app.ActivityThread.main(ActivityThread.java:5097)
               at java.lang.reflect.Method.invokeNative(Native Method)
               at java.lang.reflect.Method.invoke(Method.java:515)
               at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
               at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
               at dalvik.system.NativeStart.main(Native Method)
    </clinit>
  • How to install JavaCV on Android and use FrameGrabber

    9 octobre 2016, par Mark

    Could someone tell me where I’m doing wrong ? These are the steps that I have followed :

    1. Downloaded the adt-bundle-windows from android developer website
    2. Created a new project and a libs/armeabi folder
    3. Extract all the *.so files from javacv-android-arm.jar, opencv-2.4.3-android-arm.zip, and ffmpeg-1.0-android-arm.zip directly into the newly created "libs/armeabi" folder, without creating any new subdirectories.

      (A part that I don’t understand is "Extract all the *.so files from javacv-android-arm.jar", I simply inserted the javacv-android-arm.jar file inside libs/armeabi folder)

    4. Navigated to Project > Properties > Java Build Path > Libraries and click "Add JARs...".
    5. Selected both javacpp.jar and javacv.jar from the newly created "libs" folder.

    After that I have downloaded OpenCV2.4.3 from here and ffmpeg from here and extracted the files on my C :/ root.
    Finally after setting my system path...,

    C:\opencv\build\x64\vc10\bin;C:\ffmpeg-64\bin;C:\Program Files\Java\jdk1.7.0_10\bin

    ...if I try to use simply FrameGrabber in my Android application...

    import com.googlecode.javacv.FFmpegFrameGrabber;
    import com.googlecode.javacpp.Loader;
    import com.googlecode.javacv.*;
    import com.googlecode.javacv.cpp.*;
    import static com.googlecode.javacv.cpp.opencv_core.*;
    import static com.googlecode.javacv.cpp.opencv_imgproc.*;
    import static com.googlecode.javacv.cpp.opencv_calib3d.*;
    import static com.googlecode.javacv.cpp.opencv_objdetect.*;

    import android.os.Bundle;
    import android.app.Activity;
    import android.view.Menu;

    public class MainActivity extends Activity {

       @Override
       protected void onCreate(Bundle savedInstanceState) {
           super.onCreate(savedInstanceState);
           setContentView(R.layout.activity_main);

           FFmpegFrameGrabber i = new FFmpegFrameGrabber("/mnt/sdcard/SinglePerson.avi");
       }

    ...I get the following errors :

    01-29 17:59:26.976: E/AndroidRuntime(30656): FATAL EXCEPTION: main
    01-29 17:59:26.976: E/AndroidRuntime(30656): java.lang.NoClassDefFoundError: com.googlecode.javacv.FFmpegFrameGrabber
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at com.example.xxxxxxxxx.MainActivity.onCreate(MainActivity.java:23)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.app.Activity.performCreate(Activity.java:4465)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1049)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1920)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1981)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.app.ActivityThread.access$600(ActivityThread.java:123)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1147)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.os.Handler.dispatchMessage(Handler.java:99)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.os.Looper.loop(Looper.java:137)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at android.app.ActivityThread.main(ActivityThread.java:4424)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at java.lang.reflect.Method.invokeNative(Native Method)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at java.lang.reflect.Method.invoke(Method.java:511)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
    01-29 17:59:26.976: E/AndroidRuntime(30656):    at dalvik.system.NativeStart.main(Native Method)

    Someone can help me please ?