qt-everywhere-src-5.14.1/qtconnectivity/examples/bluetooth/heartrate-game/images.qrc

<RCC>
    <qresource prefix="/">
        <file>qml/images/logo.png</file>
        <file>qml/images/bt_off_to_on.png</file>
        <file>qml/images/heart.png</file>
    </qresource>
</RCC>