Android Custom Notification

custom_image_notification.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/custom_image_notification_content"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <ImageView
        android:id="@+id/custom_image_notification_left_icon"
        android:layout_width="44dp"
        android:layout_height="44dp"
        android:layout_marginRight="10dp"
        android:layout_gravity="center_vertical"
        android:src="@drawable/appicon" />

    <ImageView
        android:id="@+id/custom_image_notification_image"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:scaleType="centerCrop"
        android:src="@drawable/banner" />

</LinearLayout>

MyGcmListenerService.java

RemoteViews contentView = new RemoteViews(getPackageName(), R.layout.custom_image_notification);
contentView.setImageViewResource(R.id.custom_image_notification_left_icon, R.drawable.appicon);
contentView.setImageViewBitmap(R.id.custom_image_notification_image, R.drawable.banner);
notification.contentView = contentView;