export default {
    elements_selector: "img",
    container: window,
    threshold: 300,
    throttle: 150,
    data_src: "original",
    data_srcset: "originalSet",
    class_loading: "loading",
    class_loaded: "loaded",
    class_error: "error",
    class_initial: "initial",
    skip_invisible: true,
    callback_load: null,
    callback_error: null,
    callback_set: null,
    callback_processed: null
};