polycode-engine/Examples/Lua/Game_Demos/Platformer/Resources/sprites/fly.sprite

<?xml version="1.0" ?>
<sprite>
    <image frameWidth="69" frameHeight="32" fileName="Resources/images/enemies/fly.png" />
    <animations>
        <animation name="fly" frames="0,1" speed="0.05" />
    </animations>
</sprite>