title: Android - Out of memory Error. When it run on real device
body: <p>I have an image gallery application, and I'm trying to get image from External Storage.My application can run on android emulator but on real device(HTC OneX) I got some exception.</p>
  
  <p>My Log cat here.</p>
  
  <pre><code>07-25 17:17:49.027: E/dalvikvm-heap(3008): Out of memory on a 480016-byte allocation.
  07-25 17:17:49.052: E/dalvikvm(3008): Out of memory: Heap Size=65571KB, Allocated=63717KB, Limit=65536KB
  07-25 17:17:49.052: E/dalvikvm(3008): Extra info: Footprint=65315KB, Allowed Footprint=65571KB, Trimmed=0KB
  07-25 17:17:49.052: E/MediaStore(3008): failed to allocate memory for thumbnail content://media/external/images/thumbnails/300; java.lang.OutOfMemoryError: (Heap Size=65571KB, Allocated=63717KB)
  07-25 17:17:49.142: E/dalvikvm-heap(3008): Out of memory on a 480016-byte allocation.
  07-25 17:17:49.152: E/dalvikvm(3008): Out of memory: Heap Size=65571KB, Allocated=63718KB, Limit=65536KB
  07-25 17:17:49.152: E/dalvikvm(3008): Extra info: Footprint=65315KB, Allowed Footprint=65571KB, Trimmed=0KB
  07-25 17:17:49.152: E/MediaStore(3008): failed to allocate memory for thumbnail content://media/external/images/thumbnails/300; java.lang.OutOfMemoryError: (Heap Size=65571KB, Allocated=63718KB)
  07-25 17:17:49.302: E/dalvikvm-heap(3008): Out of memory on a 480016-byte allocation.
  07-25 17:17:49.317: E/dalvikvm(3008): Out of memory: Heap Size=65571KB, Allocated=63749KB, Limit=65536KB
  07-25 17:17:49.317: E/dalvikvm(3008): Extra info: Footprint=65315KB, Allowed Footprint=65571KB, Trimmed=0KB
  07-25 17:17:49.327: E/AndroidRuntime(3008): FATAL EXCEPTION: AsyncTask #1
  07-25 17:17:49.327: E/AndroidRuntime(3008): java.lang.RuntimeException: An error occured while executing doInBackground()
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.os.AsyncTask$3.done(AsyncTask.java:299)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.util.concurrent.FutureTask$Sync.innerSetException(FutureTask.java:273)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.util.concurrent.FutureTask.setException(FutureTask.java:124)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:307)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.util.concurrent.FutureTask.run(FutureTask.java:137)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:230)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.lang.Thread.run(Thread.java:864)
  07-25 17:17:49.327: E/AndroidRuntime(3008): Caused by: java.lang.OutOfMemoryError: (Heap Size=65571KB, Allocated=63749KB)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.graphics.BitmapFactory.nativeDecodeByteArray(Native Method)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.graphics.BitmapFactory.decodeByteArray(BitmapFactory.java:552)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.media.ThumbnailUtils.createThumbnailFromEXIF(ThumbnailUtils.java:515)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.media.ThumbnailUtils.createImageThumbnail(ThumbnailUtils.java:102)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.provider.MediaStore$InternalThumbnails.getThumbnail(MediaStore.java:626)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.provider.MediaStore$Images$Thumbnails.getThumbnail(MediaStore.java:987)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at com.mimi.ngsbusproject.GalleryActivity.Gallery(GalleryActivity.java:92)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at com.mimi.ngsbusproject.GalleryActivity.access$1(GalleryActivity.java:74)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at com.mimi.ngsbusproject.GalleryActivity$LoadGallery.doInBackground(GalleryActivity.java:58)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at com.mimi.ngsbusproject.GalleryActivity$LoadGallery.doInBackground(GalleryActivity.java:1)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at android.os.AsyncTask$2.call(AsyncTask.java:287)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:305)
  07-25 17:17:49.327: E/AndroidRuntime(3008):     ... 5 more
  07-25 17:17:50.062: E/WindowManager(3008): Activity com.mimi.ngsbusproject.GalleryActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@41ac90a8 that was originally added here
  07-25 17:17:50.062: E/WindowManager(3008): android.view.WindowLeaked: Activity com.mimi.ngsbusproject.GalleryActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@41ac90a8 that was originally added here
  07-25 17:17:50.062: E/WindowManager(3008):  at android.view.ViewRootImpl.&lt;init&gt;(ViewRootImpl.java:465)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:419)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:351)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.view.WindowManagerImpl$CompatModeWrapper.addView(WindowManagerImpl.java:171)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.view.Window$LocalWindowManager.addView(Window.java:558)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.Dialog.show(Dialog.java:282)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.ProgressDialog.show(ProgressDialog.java:116)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.ProgressDialog.show(ProgressDialog.java:99)
  07-25 17:17:50.062: E/WindowManager(3008):  at com.mimi.ngsbusproject.GalleryActivity$LoadGallery.onPreExecute(GalleryActivity.java:51)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.os.AsyncTask.executeOnExecutor(AsyncTask.java:586)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.os.AsyncTask.execute(AsyncTask.java:534)
  07-25 17:17:50.062: E/WindowManager(3008):  at com.mimi.ngsbusproject.GalleryActivity.onCreate(GalleryActivity.java:43)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.Activity.performCreate(Activity.java:5066)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1101)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2307)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.ActivityThread.access$600(ActivityThread.java:151)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1331)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.os.Handler.dispatchMessage(Handler.java:99)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.os.Looper.loop(Looper.java:155)
  07-25 17:17:50.062: E/WindowManager(3008):  at android.app.ActivityThread.main(ActivityThread.java:5485)
  07-25 17:17:50.062: E/WindowManager(3008):  at java.lang.reflect.Method.invokeNative(Native Method)
  07-25 17:17:50.062: E/WindowManager(3008):  at java.lang.reflect.Method.invoke(Method.java:511)
  07-25 17:17:50.062: E/WindowManager(3008):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1028)
  07-25 17:17:50.062: E/WindowManager(3008):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:795)
  07-25 17:17:50.062: E/WindowManager(3008):  at dalvik.system.NativeStart.main(Native Method)
  07-25 17:17:50.962: E/dalvikvm-heap(3008): Out of memory on a 2264368-byte allocation.
  07-25 17:17:50.967: E/dalvikvm(3008): Out of memory: Heap Size=65571KB, Allocated=63787KB, Limit=65536KB
  07-25 17:17:50.967: E/dalvikvm(3008): Extra info: Footprint=65315KB, Allowed Footprint=65571KB, Trimmed=0KB
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008): crash in the same process: main
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008): java.lang.OutOfMemoryError: (Heap Size=65571KB, Allocated=63787KB)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:626)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:473)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at android.graphics.BitmapFactory.decodeResource(BitmapFactory.java:502)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at com.mimi.ngsbusproject.LuancherActivity.decodeSampledBitmapFromResource(LuancherActivity.java:147)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at com.mimi.ngsbusproject.LuancherActivity.AnimateandSlideShow(LuancherActivity.java:113)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at com.mimi.ngsbusproject.LuancherActivity.access$0(LuancherActivity.java:106)
  07-25 17:17:50.967: E/AndroidRuntime_2_crash(3008):     at com.mimi.ngsbusproject.LuancherActivity$2.run(LuancherActivity.java:84)
  </code></pre>
  
  <p>And My code here.</p>
  
  <pre><code>final String[] columns = { MediaStore.Images.Media.DATA,
              MediaStore.Images.Media._ID };
      Cursor image_cursor;
      image_cursor = managedQuery(
              MediaStore.Images.Media.EXTERNAL_CONTENT_URI, columns, null,
              null, null);
      int image_column_index = image_cursor
              .getColumnIndex(MediaStore.Images.Media._ID);
      count = image_cursor.getCount();
      thumbnails = new Bitmap[count];
      arrPath = new String[count];
      try {
          for (int i = 0; i &lt; count; i++) {
              image_cursor.moveToPosition(i);
              int id = image_cursor.getInt(image_column_index);
              int dataColumnIndex = image_cursor
                      .getColumnIndex(MediaStore.Images.Media.DATA);
              thumbnails[i] = MediaStore.Images.Thumbnails.getThumbnail(
                      getApplicationContext().getContentResolver(), id,
                      MediaStore.Images.Thumbnails.MINI_KIND, null);
              arrPath[i] = image_cursor.getString(dataColumnIndex);
  
          }
      } catch (Exception e) {
          e.printStackTrace();
      }
  </code></pre>
  
  <p>Sorry for my language. Thanks.</p>