0
votes

I have an error message from my android app , which using card view and recycle view , i think the problem with the size and resolution for allocated images, this is the error message :

D/skia: --- allocation failed for scaled bitmap D/AndroidRuntime: Shutting down VM W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0x41775898) E/AndroidRuntime: FATAL EXCEPTION: main java.lang.OutOfMemoryError at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method) at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:586) at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:439) at android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:832) at android.content.res.Resources.loadDrawable(Resources.java:2988) at android.content.res.Resources.getDrawable(Resources.java:1558) at android.support.v7.widget.ResourcesWrapper.getDrawable(ResourcesWrapper.java:128) at android.support.v7.widget.TintResources.getDrawable(TintResources.java:45) at android.support.v4.content.ContextCompat.getDrawable(ContextCompat.java:374) at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:202) at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:190) at android.support.v7.content.res.AppCompatResources.getDrawable(AppCompatResources.java:100) at android.support.v7.widget.AppCompatImageHelper.setImageResource(AppCompatImageHelper.java:73) at android.support.v7.widget.AppCompatImageView.setImageResource(AppCompatImageView.java:81) at pioneers.safwat.animals.RecyclerAdapterbirdse.onBindViewHolder(RecyclerAdapterbirdse.java:71) at pioneers.safwat.animals.RecyclerAdapterbirdse.onBindViewHolder(RecyclerAdapterbirdse.java:11) at android.support.v7.widget.RecyclerView$Adapter.onBindViewHolder(RecyclerView.java:6310) at android.support.v7.widget.RecyclerView$Adapter.bindViewHolder(RecyclerView.java:6343) at android.support.v7.widget.RecyclerView$Recycler.tryBindViewHolderByDeadline(RecyclerView.java:5289) at android.support.v7.widget.RecyclerView$Recycler.tryGetViewHolderForPositionByDeadline(RecyclerView.java:5552) at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5394) at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5390) at android.support.v7.widget.LinearLayoutManager$LayoutState.next(LinearLayoutManager.java:2149) at android.support.v7.widget.LinearLayoutManager.layoutChunk(LinearLayoutManager.java:1533) at android.support.v7.widget.LinearLayoutManager.fill(LinearLayoutManager.java:1496) at android.support.v7.widget.LinearLayoutManager.onLayoutChildren(LinearLayoutManager.java:593) at android.support.v7.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:3537) at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:3266) at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:3798) at android.view.View.layout(View.java:15213) at android.view.ViewGroup.layout(ViewGroup.java:4793) at android.support.design.widget.CoordinatorLayout.layoutChild(CoordinatorLayout.java:1167) at android.support.design.widget.CoordinatorLayout.onLayoutChild(CoordinatorLayout.java:852) at android.support.design.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:871) at android.view.View.layout(View.java:15213) at android.view.ViewGroup.layout(ViewGroup.java:4793) at android.widget.FrameLayout.onLayout(FrameLayout.java:448) at android.view.View.layout(View.java:15213) at android.view.ViewGroup.layout(ViewGroup.java:4793) at android.support.v7.widget.ActionBarOverlayLayout.onLayout(ActionBarOverlayLayout.java:437) at android.view.View.layout(View.java:15213) at android.view.ViewGroup.layout(ViewGroup.java:4793) at android.widget.FrameLayout.onLayout(FrameLayout.java:448) at android.view.View.layout(View.java:15213) at android.view.ViewGroup.layout(ViewGroup.java:4793) at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1677) at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1531) at android.widget.LinearLayout.onLayout(LinearLayout.java:1440) at android.view.View.layout(View.java:15213) at android.view.ViewGroup.layout(ViewGroup.java:4793) at android.widget.FrameLayout.onLayout(FrameLayout.java:448) at android.view.View.layout(View.java:15213) at android.vie I/Process: Sending signal. PID: 30359 SIG: 9 Application terminated.

this is my card layout XML file:

<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:card_view="http://schemas.android.com/apk/res-auto"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"
    android:id="@+id/card_view"
    android:layout_margin="5dp"
    card_view:cardBackgroundColor="#81C784"
    card_view:cardCornerRadius="12dp"
    card_view:cardElevation="3dp"
    card_view:contentPadding="4dp"
    android:foreground="?selectableItemBackground"
    android:clickable="true" >
    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:padding="16dp" >

        <ImageView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:id="@+id/item_image"
            android:scaleType="fitXY"
            android:adjustViewBounds="true"
            android:layout_alignParentStart="true"
            android:layout_alignParentLeft="true"
            android:layout_alignParentTop="true"
            android:layout_alignParentRight="true"/>

        <TextView
            android:layout_marginTop="8dp"
            android:id="@+id/item_title"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_gravity="center_vertical"
            android:gravity="center"
            android:textSize="16pt"
            android:paddingLeft="10dp"
            android:layout_below="@+id/item_image"
            />


    </RelativeLayout>

</android.support.v7.widget.CardView>
1

1 Answers

0
votes

You might be loading a large bitmap in the memory and it is giving out of memory exception.

To avoid java.lang.OutOfMemory exceptions, check the dimensions of a bitmap before decoding it.

You have to perform below steps to handle it -

  • Estimated memory usage of loading the full image in memory.
  • Amount of memory you are willing to commit to loading this image given any other memory requirements of your application.
  • Dimensions of the target ImageView or UI component that the image is to be loaded into.
  • Screen size and density of the current device.

Find how to do above steps from here - https://developer.android.com/topic/performance/graphics/load-bitmap.html
Or you use an image loading library that does all this for you.
There are many libraries available :Glide, Picasso, Fresco, UIL