https://www.birdsandblooms.com/wp-content/plugins/pup-video/js/video-utils.js?ver=17.0.6

1/**
2 * TMBI Video Utils.
3 *
4 * Common utility functions used by video player scripts.
5 *
6 * @package pup-video
7 */
8
9/* global jQuery */
10var tmbi_video_utils = (function () {
11	/**
12	 * This function is used to check the portion of a video is in the current viewport.
13	 *
14	 * @param {HTMLElement|jQuery} video Video to get in view percentage for.
15	 * @returns {number|*}
16	 */
17	var isAnyPartInViewport = function ( video ) {
18		// Make sure video is a jQuery object.
19		video = jQuery( video );
20
21		var x  = video.offset().left;
22		var y  = video.offset().top;
23		var w  = video.width();
24		var h  = video.height();
25		var xw = x + w;
26		var yh = y + h;
27		var visibleX, visibleY, visible;
28
29		visibleX = Math.max( 0, Math.min( w, window.pageXOffset + window.innerWidth - x, xw - window.pageXOffset ) );
30		visibleY = Math.max( 0, Math.min( h, window.pageYOffset + window.innerHeight - y, yh - window.pageYOffset ) );
31
32		visible = visibleX * visibleY / (w * h);
33		return visible;
34	};
35
36	/**
37	 * Get the value of a query parameter from a URL.
38	 *
39	 * @param {string} url   URL.
40	 * @param {string} param Parameter name.
41	 *
42	 * @return {string}
43	 */
44	function getUrlParameter( url, param ) {
45		var match = url.match( new RegExp( '[?&]' + param + '=([^&]+)' ) );
46
47		if ( match ) {
48			return match[1];
49		}
50
51		return '';
52	}
53
54	return {
55		isAnyPartInViewport: isAnyPartInViewport,
56		mobileWidth: 768,
57		viewportWidth: Math.max( document.documentElement.clientWidth, window.innerWidth || 0 ),
58		getUrlParameter: getUrlParameter,
59	};
60})();