ScrollView padding

Add android:adjustViewBounds="true" to your ImageView.

//add one parent layout for your scroll view

<ScrollView
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="fill_parent"
    android:fillViewport="false"
    android:layout_gravity="right" >
<LinearLayout  android:layout_width="fill_parent"
            android:layout_height="fill_parent" >
        <ImageView
            android:id="@+id/tapjoy_dialog_image"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginRight="10dp"
            android:src="@drawable/untitled" />

</LinearLayout>
</ScrollView>