https://hems.de/wp-content/plugins/ewww-image-optimizer/includes/lazysizes-pre.js?ver=877

1if (typeof ewww_webp_supported === 'undefined') {
2	var ewww_webp_supported = false;
3}
4if (typeof swis_lazy_css_images === 'undefined') {
5	var swis_lazy_css_images = {};
6}
7window.lazySizesConfig = window.lazySizesConfig || {};
8window.lazySizesConfig.expand = document.documentElement.clientHeight > 500 && document.documentElement.clientWidth > 500 ? 1000 : 740;
9window.lazySizesConfig.iframeLoadMode = 1;
10if (typeof eio_lazy_vars === 'undefined'){
11	console.log('setting failsafe lazy vars');
12	eio_lazy_vars = {
13		bg_min_dpr: 1.1,
14		exactdn_domain: '.exactdn.com',
15		safe_domains: [],
16		skip_autoscale: 0,
17		threshold: 0,
18		use_dpr: 0,
19	};
20}
21if (eio_lazy_vars.threshold > 50) {
22	window.lazySizesConfig.expand = eio_lazy_vars.threshold;
23}
24window.lazySizesConfig.safeDomains = [];
25if (typeof eio_lazy_vars.safe_domains === 'object' && Array.isArray(eio_lazy_vars.safe_domains)) {
26	window.lazySizesConfig.safeDomains = eio_lazy_vars.safe_domains;
27}
28console.log( 'root margin: ' + window.lazySizesConfig.expand );
29for ( const [css_index, css_image] of Object.entries(swis_lazy_css_images)){
30	console.log('processing css image ' + css_index + ': ' + css_image[0].url);
31	try {
32		document.querySelectorAll(css_image[0].selector).forEach((el) => {
33			if (!el.classList.contains('lazyload')) {
34				console.log('adding lazyload to css image ' + css_index + ': ' + css_image[0].url);
35				el.classList.add('lazyload');
36				el.dataset.swisLazyId = css_index;
37				if (css_image[0].rwidth > 5 && css_image[0].rheight > 5) {
38					el.dataset.eioRwidth = css_image[0].rwidth;
39					el.dataset.eioRheight = css_image[0].rheight;
40				}
41			}
42		});
43	} catch (e) {
44		console.log('error processing css image(s) for "' + css_index[0].selector + '": ' + e);
45	}
46}