Android ImageView Click/Ripple Effect

Solution 1: Ripple Effect

<ImageView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:srcCompat="@drawable/yy_shop_mushroomhouse"
    android:padding="4dp"
    android:background="?attr/selectableItemBackgroundBorderless"
    android:clickable="true"
    />

<ImageButton
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:srcCompat="@drawable/yy_shop_mushroomhouse"
    android:padding="4dp"
    android:background="?attr/selectableItemBackgroundBorderless"
    />

NOTE: Using ?android:attr/selectableItemBackgroundBorderless require API 21

Solution 2: Selectable Effect

<ImageView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:srcCompat="@drawable/yy_shop_mushroomhouse"
    android:padding="4dp"
    android:background="?android:attr/selectableItemBackground"
    android:clickable="true"
    />

<ImageButton
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:srcCompat="@drawable/yy_shop_mushroomhouse"
    android:padding="4dp"
    android:background="?android:attr/selectableItemBackground"
    />

Solution 3: Button Effect

<ImageView
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:srcCompat="@drawable/yy_shop_mushroomhouse"
    android:adjustViewBounds="true"
    style="?android:attr/borderlessButtonStyle"
    />

NOTE: The image is smaller due to added padding and margin.