Use RosActivity in android_tutorial_image_transport. Patch by Sebastian Muszynski.

android_tutorial_image_transport/AndroidManifest.xml

@@ -1,18 +1,19 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-	package="org.ros.tutorials.image_transport" android:versionCode="1"
+	package="org.ros.android.tutorial.image_transport" android:versionCode="1"
 	android:versionName="1.0">
 	<uses-sdk android:minSdkVersion="10" />
-	<uses-permission android:name="android.permission.INTERNET"></uses-permission>
+  	<uses-permission android:name="android.permission.INTERNET" />
+  	<uses-permission android:name="android.permission.WAKE_LOCK" />  
 	<application android:icon="@drawable/icon" android:label="@string/app_name">
-		<activity android:name="MainActivity" android:label="@string/app_name"
+		<activity android:name="org.ros.android.tutorial.image_transport.MainActivity" android:label="@string/app_name"
 			android:screenOrientation="landscape" android:configChanges="keyboardHidden|orientation">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN" />
 				<category android:name="android.intent.category.LAUNCHER" />
 			</intent-filter>
 		</activity>
-		<activity android:name="org.ros.android.MasterChooser"></activity>
-
+		<activity android:name="org.ros.android.MasterChooser" />
+    		<service android:name="org.ros.android.NodeRunnerService" />    
 	</application>
 </manifest>

android_tutorial_image_transport/src/org/ros/android/tutorial/image_transport/MainActivity.java

@@ -16,35 +16,26 @@
 
 package org.ros.android.tutorial.image_transport;
 
-import android.app.Activity;
-import android.content.Intent;
 import android.os.Bundle;
 import org.ros.address.InetAddressFactory;
 import org.ros.android.BitmapFromCompressedImage;
-import org.ros.android.MasterChooser;
+import org.ros.android.RosActivity;
 import org.ros.android.views.RosImageView;
 import org.ros.message.sensor_msgs.CompressedImage;
-import org.ros.node.DefaultNodeRunner;
 import org.ros.node.NodeConfiguration;
 import org.ros.node.NodeRunner;
-import org.ros.tutorials.image_transport.R;
-
-import java.net.URI;
-import java.net.URISyntaxException;
+import org.ros.android.tutorial.image_transport.R;
 
 /**
  * @author ethan.rublee@gmail.com (Ethan Rublee)
  * @author damonkohler@google.com (Damon Kohler)
  */
-public class MainActivity extends Activity {
-
-  private final NodeRunner nodeRunner;
+public class MainActivity extends RosActivity {
 
-  private URI masterUri;
   private RosImageView<CompressedImage> image;
 
   public MainActivity() {
-    nodeRunner = DefaultNodeRunner.newDefault();
+    super("ImageTransportTutorial", "ImageTransportTutorial");
   }
 
   @SuppressWarnings("unchecked")
@@ -56,36 +47,11 @@ public class MainActivity extends Activity {
     image.setTopicName("/usb_cam/image_raw/compressed");
     image.setMessageType("sensor_msgs/CompressedImage");
     image.setMessageToBitmapCallable(new BitmapFromCompressedImage());
-    startActivityForResult(new Intent(this, MasterChooser.class), 0);
-  }
-
-  @Override
-  protected void onResume() {
-    super.onResume();
-    if (masterUri != null) {
-      NodeConfiguration nodeConfiguration =
-          NodeConfiguration.newPublic(InetAddressFactory.newNonLoopback().getHostName(), masterUri);
-      nodeRunner.run(image, nodeConfiguration);
-    }
   }
 
   @Override
-  protected void onPause() {
-    super.onPause();
-    if (masterUri != null) {
-      nodeRunner.shutdownNodeMain(image);
-    }
+  protected void init(NodeRunner nodeRunner) {
+    NodeConfiguration nodeConfiguration = NodeConfiguration.newPublic(InetAddressFactory.newNonLoopback().getHostAddress().toString(), getMasterUri());
+    nodeRunner.run(image, nodeConfiguration.setNodeName("android/video_view"));
   }
-
-  @Override
-  protected void onActivityResult(int requestCode, int resultCode, Intent data) {
-    if (requestCode == 0 && resultCode == RESULT_OK) {
-      try {
-        masterUri = new URI(data.getStringExtra("ROS_MASTER_URI"));
-      } catch (URISyntaxException e) {
-        throw new RuntimeException(e);
-      }
-    }
-  }
-
 }