how to show imageview with no white space

how to show imageview with no white space

my imageview not fully show on imageview width see this image its show
white space http://imgur.com/3fDXgij but i want to show mageview like this
shape http://imgur.com/g8UeI4b and image show full in imageview no white
space below is my code please help me
<ImageView
android:id="@+id/test_button_image"
android:layout_width="80dp"
android:layout_marginLeft="10dp"
android:layout_marginTop="10dp"
android:layout_marginBottom="15dp"
android:layout_height="60dp"
android:layout_alignParentTop="true"
android:background="@drawable/border6"
android:src="@drawable/ic_launcher" >
</ImageView>