☰

FYTE /Fast YouTube Embedded/ Player

Hugely improves load speed of pages with lots of embedded Youtube videos by instantly showing clickable and immediately accessible placeholders, then the thumbnails are loaded in background. Optionally a fast simple HTML5 direct playback (720p max) can be selected if available for the video.

目前為 2017-07-24 提交的版本，檢視 最新版本。

  1. // ==UserScript==
  2. // @name           FYTE /Fast YouTube Embedded/ Player
  3. // @description    Hugely improves load speed of pages with lots of embedded Youtube videos by instantly showing clickable and immediately accessible placeholders, then the thumbnails are loaded in background. Optionally a fast simple HTML5 direct playback (720p max) can be selected if available for the video.
  4. // @description:ru На порядок ускоряет время загрузки страниц с большим количеством вставленных Youtube-видео. С первого момента загрузки страницы появляются заглушки для видео, которые можно щелкнуть для загрузки плеера, и почти сразу же появляются кавер-картинки с названием видео. В опциях можно включить режим использования упрощенного браузерного плеера (макс. 720p).
  5. // @version        2.8.8
  6. // @include        *
  7. // @exclude        /^https:\/\/www\.youtube\.com\/(?!embed)/
  8. // @exclude        https://accounts.google.*/o/oauth2/postmessageRelay*
  9. // @exclude        https://clients*.google.*/youtubei/*
  10. // @exclude        https://clients*.google.*/static/proxy*
  11. // @author         wOxxOm
  12. // @namespace      wOxxOm.scripts
  13. // @license        MIT License
  14. // @grant          GM_getValue
  15. // @grant          GM_listValues
  16. // @grant          GM_deleteValue
  17. // @grant          GM_setValue
  18. // @grant          GM_addStyle
  19. // @grant          GM_xmlhttpRequest
  20. // @connect        www.youtube.com
  21. // @connect        youtube.com
  22. // @run-at         document-start
  23. // @icon           data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAIAAAACABAMAAAAxEHz4AAAABGdBTUEAALGPC/xhBQAAAAFzUkdCAK7OHOkAAAAwUExURUxpcQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAJuxkb8AAAAPdFJOUwDvH0biMvjOZFW6pxJ6kh7r3iMAAAPDSURBVGje7ZlNaBNBFMeXhNDWpkKgFg9iYlBB6SGwiPQkftaCYATjTaRKiwi1xVaKXpqTpHhosR66p4pQhb209CQGbSweK/TiRYwfFy+NkWBM2pR2nHm73abJzuceRMj/kEzSvl92Z9689+atpjXUUEMN1WgpoRupbH41nTbNUaxzlkIhe0C+M810Ov8zmzL0RGeNeeDThUEkof72N/Fqe/8LJK07sR173yJS0EbEATxFSurZtm9DilqxAV9VAZuWfbPbLBOFqtSBP9f/WxIAV2Bc6H5owiKPG7p+IpFIRG11LsPbEfyVrhvTqeyX1dfmaBiM9gFgjgwrTzJSfncMFq7s3EExJuu5/rHte3hPBvfkff84sbuEBxPkUiLygCC5hDV7CvpUtt81axICZBN9UwHsxYalOMxhIaIC8IVhFlvJtlALIWQl57Um/LquBpjBpkOwin1qADKLB7RD9moqiPz2TcAMqQGa4OI9Av5op/DrMzXAHmz6mw4IxEQA67AW825/bhngAVoBMEHzZD+aFQCsQUCkAAor/M2wCYAVdwCqxJmANgD8cmJjPQDt5wK22AD0nAVoBsAiE1BMcgAbAJikAqoTYP1CA4BEtBgdgC6yARUuAC3QI7sDiLMAxUk2YAwiIwNAn4YAhGU+YKcOqAUMCgJQziugHGMALmNAhANAWxkaoEgABS4ADdMyiyiglPMIcJ0GKQAayDAAGQEAuu8VUB/gJAH1AS4IgLAwAA24AAoygAeuAPFbqHPHoNwc1HuCJCDncRl7NG8At7Ak48qugVEGsOBxO7snB58T0ngASlwWjomFpMegOusxrFOLBCexsFMbvUzxCyVXRqEkBpjlpXdOgcEqFlsEKpRynFviMIus0md+kcUEDAuUeaxCcysjUGgySt1yTKTUZRTbOaFim17unxUr92doBw4f9zTKObGInZl+//NTW592VP3g+Q4Onh6Ovjfgt5vsPoSCJuDuPRz/58CFmhEtKPIEvY8kZAd3VxRxRJJSyIXcUu0/VOz3okITJRC2ex9kGdB5ecBVZLtgCyt70fUB2nGTTjOu/HFZohsXXLoOrbQKfDps1ePtTj9wSter2oGWoBnYRZqB+bQ5OnLaShpnrNAz6N6R7OW1I1HJjnmPVFuit7eDV1jNvuAkpJNqgJ0DQPCHiv3dqmULfJe3P7hrB/oej3T0S/Tme7tf1Xp/MArPB/Ayp82X5OlAaJfI8wHsJ2/zWXg6EGV4XXB5CbuN3mUYxnQKNI6HU9i3op0y3tpQQw39b/oLfDt0HcsiqWsAAAAASUVORK5CYII=
  24. // @compatible     chrome
  25. // @compatible     firefox
  26. // @compatible     opera
  27. // ==/UserScript==
  28.  
  29. /* jshint lastsemic:true, multistr:true, laxbreak:true, -W030, -W041, -W084 */
  30.  
  31. // keep video info cache for a month since last time it's shown
  32. var CACHE_STALE_DURATION = 30 * 24 * 3600e3;
  33.  
  34. var playQuality = GM_getValue('quality', 'auto') || 'auto';
  35.  
  36. if (location.href.indexOf('https://www.youtube.com/') == 0) {
  37.   if (playQuality != 'auto') {
  38.     window.addEventListener('load', function _() {
  39.       window.removeEventListener('load', _);
  40.       var player = $('.html5-video-player');
  41.       if (player && typeof player.setPlaybackQuality == 'function')
  42.         player.setPlaybackQuality(playQuality);
  43.     });
  44.   }
  45.   if (!window.chrome || window == window.parent
  46.   || !location.href.match(/^https:\/\/www\.youtube\.com\/embed.*?FYTEfullscreen=1/))
  47.     return;
  48.   var fsbtn = document.getElementsByClassName('ytp-fullscreen-button');
  49.   new MutationObserver(function() {
  50.     if (fsbtn[0]) {
  51.       this.disconnect();
  52.       fsbtn[0].outerHTML = fsbtn[0].outerHTML;
  53.       fsbtn[0].addEventListener('click', function(e) {
  54.         window.parent.postMessage('FYTE-toggle-fullscreen', '*');
  55.       });
  56.     }
  57.   }).observe(document, {subtree:true, childList:true});
  58.   return;
  59. }
  60.  
  61. var resizeMode = GM_getValue('resize', 'Fit to width');
  62. if (typeof resizeMode != 'string')
  63.   resizeMode = resizeMode ? 'Fit to width' : 'Original';
  64.  
  65. var resizeWidth = GM_getValue('width', 1280) |0;
  66. var resizeHeight = GM_getValue('height', 720) |0;
  67. updateCustomSize();
  68.  
  69. var pinnedWidth = GM_getValue('pinnedWidth', 400) |0;
  70.  
  71. var playDirectly = !!GM_getValue('playHTML5', false);
  72. var playDirectlyShown = !!GM_getValue('playHTML5shown', false);
  73. var skipCustom = !!GM_getValue('skipCustom', true);
  74. var showStoryboard = !!GM_getValue('showStoryboard', true);
  75. var pinnable = GM_getValue('pinnable', 'on');
  76. if (!/^(on|hide|off)$/.test(pinnable))
  77.   pinnable = !!pinnable ? 'on' : 'hide';
  78.  
  79. var _ = initTL();
  80.  
  81. var imageLoader = document.createElement('img');
  82. var imageLoader2 = document.createElement('img');
  83.  
  84. var fytedom = document.getElementsByClassName('instant-youtube-container');
  85. var iframes = document.getElementsByTagName('iframe');
  86. var objects = document.getElementsByTagName('object');
  87. var persite = (function() {
  88.   var rules = [
  89.     {host: 'developers.google.com',
  90.       match: '[data-video-id]',
  91.       src: function(e) { return '//youtube.com/embed/' + e.dataset.videoId }},
  92.     {host: /(^|\.)google\.\w{2,3}(\.\w{2,3})?$/, class:'g-blk', query: 'a[href*="youtube.com/watch"][data-ved]', eatparent: 1},
  93.     {host: 'pikabu.ru', class:'b-video', match: '[data-url*="youtube.com/embed"]', attr: 'data-url'},
  94.     {host: 'androidauthority.com', eatparent: '.video-container'},
  95.     {host: 'reddit.com',
  96.       match: '[data-url*="youtube.com/"] [src*="/mediaembed"], [data-url*="youtu.be/"] [src*="/mediaembed"]',
  97.       src: function(e) { return e.closest('[data-url*="youtube.com/"], [data-url*="youtu.be/"]').dataset.url }},
  98.     {host: /(www\.)?theverge\.com$/, eatparent: '.p-scalable-video'},
  99.     {host: '9gag.com', eatparent: 0},
  100.   ];
  101.   for (var i=0, rule; (i<rules.length) && (rule=rules[i]); i++) {
  102.     var rx = rule.host instanceof RegExp ? rule.host : new RegExp('(^|\\.)' + rule.host.replace(/\./g, '\\.') + '$', 'i');
  103.     if (rx.test(location.hostname)) {
  104.       if (!rule.tag && !rule.class)
  105.         rule.tag = 'iframe';
  106.       if (!rule.match && !rule.query)
  107.         rule.match = '[src*="youtube.com/embed"]';
  108.       return {
  109.         nodes: rule.class ? document.getElementsByClassName(rule.class) : document.getElementsByTagName(rule.tag),
  110.         match: rule.match ? function(e) { return e.matches(rule.match) ? e : null }
  111.                           : function(e) { return e.querySelector(rule.query) },
  112.         attr: rule.attr,
  113.         src:  rule.src,
  114.         eatparent: rule.eatparent,
  115.       };
  116.     }
  117.   }
  118. })();
  119.  
  120. findEmbeds();
  121. injectStylesIfNeeded();
  122. new MutationObserver(findEmbeds).observe(document, {subtree:true, childList:true});
  123.  
  124. document.addEventListener('DOMContentLoaded', function(e) {
  125.   injectStylesIfNeeded();
  126.   adjustNodesIfNeeded(e);
  127.   setTimeout(cleanupCache, 60e3);
  128. });
  129. window.addEventListener('resize', adjustNodesIfNeeded, true);
  130. window.addEventListener('message', function(e) {
  131.   if (e.data == 'FYTE-toggle-fullscreen') {
  132.     $$('iframe[allowfullscreen]').some(function(iframe) {
  133.       if (iframe.contentWindow == e.source) {
  134.         goFullscreen(iframe, !(document.webkitIsFullScreen || document.mozIsFullScreen || document.isFullScreen));
  135.         return true;
  136.       }
  137.     });
  138.   }
  139.   else if (e.data == 'iframe-allowfs') {
  140.     $$('iframe:not([allowfullscreen])').some(function(iframe) {
  141.       if (iframe.contentWindow == e.source) {
  142.         iframe.allowFullscreen = true;
  143.         return true;
  144.       }
  145.     });
  146.     if (window != window.top)
  147.       window.parent.postMessage('iframe-allowfs', '*');
  148.   }
  149. });
  150.  
  151. function findEmbeds(mutations) {
  152.   var i, len, e, m;
  153.   if (persite)
  154.     for (i=0, len=persite.nodes.length; (i<len) && (e=persite.nodes[i]); i++)
  155.       if ((e = persite.match(e)))
  156.         processEmbed(e, persite.src && persite.src(e) || e.getAttribute(persite.attr));
  157.   for (i=0, len=iframes.length; (i<len) && (e=iframes[i]); i++)
  158.     if (/youtube\.com|youtu\.be/i.test(e.src))
  159.       processEmbed(e);
  160.   for (i=0, len=objects.length; (i<len) && (e=objects[i]); i++)
  161.     if (m = e.querySelector('embed, [value*="youtu.be"], [value*="youtube.com"]'))
  162.       processEmbed(e, m.src || 'https://' + m.value.match(/youtu\.be.*|youtube\.com.*/)[0]);
  163. }
  164.  
  165. function processEmbed(node, src) {
  166.   function decodeEmbedUrl(url) {
  167.     return url.indexOf('youtube.com%2Fembed') > 0
  168.        ? decodeURIComponent(url.replace(/^.*?(http[^&?=]+?youtube.com%2Fembed[^&]+).*$/i, '$1'))
  169.          : url;
  170.   }
  171.   src = src || node.src || node.href || '';
  172.   var n = node;
  173.   var np = n.parentNode, npw;
  174.   var srcFixed = decodeEmbedUrl(src).replace(/\/(watch\?v=|v\/)/, '/embed/');
  175.   if (src.indexOf('cdn.embedly.com/') > 0 ||
  176.     resizeMode != 'Original' && np && np.children.length == 1 && !np.className && !np.id)
  177.   {
  178.     n = location.hostname == 'disqus.com' ? np.parentNode : np;
  179.     np = n.parentElement;
  180.   }
  181.   if (!np ||
  182.     !np.parentNode ||
  183.     skipCustom && srcFixed.indexOf('enablejsapi=1') > 0 ||
  184.     node.matches('.instant-youtube-embed, .YTLT-embed') ||
  185.     srcFixed.indexOf('/embed/videoseries') > 0 ||
  186.     node.onload // skip some retarded loaders
  187.   )
  188.     return;
  189.  
  190.   var id = srcFixed.match(/(?:^(?:https?:)?\/\/)(?:www\.)?(?:youtube\.com\/(?:embed\/|\/.*?[&?\/]v[=\/])|youtu\.be\/)([^\s,.()\[\]?]+?)(?:[&?\/].*|$)/);
  191.   if (!id)
  192.     return;
  193.   id = id[1];
  194.  
  195.   var autoplay = srcFixed.indexOf('autoplay=1') > 0;
  196.  
  197.   if (np.localName == 'object')
  198.     n = np, np = n.parentElement;
  199.  
  200.   var eatparent = persite && persite.eatparent || 0;
  201.   if (typeof eatparent == 'string')
  202.     n = np.closest(eatparent) || n, np = n.parentElement;
  203.   else
  204.     while (eatparent--)
  205.       n = np, np = n.parentElement;
  206.  
  207.   injectStylesIfNeeded('force');
  208.  
  209.   var div = document.createElement('div');
  210.   div.className = 'instant-youtube-container';
  211.   div.FYTE = {
  212.     state: 'querying',
  213.     srcEmbed: srcFixed.replace(/&$/, ''),
  214.     originalWidth: /%/.test(node.width) ? 320 : node.width|0 || n.clientWidth|0,
  215.     originalHeight: /%/.test(node.height) ? 200 : node.height|0 || n.clientHeight|0,
  216.     cache: tryJSONparse(GM_getValue('cache-' + id)) || {
  217.       id: id,
  218.     }
  219.   };
  220.   div.FYTE.srcEmbedFixed = div.FYTE.srcEmbed.replace(/^http:/, 'https:').replace(/([&?])(wmode=\w+|feature=oembed)&?/, '$1').replace(/[&?]$/, '');
  221.   div.FYTE.srcWatchFixed = div.FYTE.srcEmbedFixed.replace(/\/embed\//, '/watch?v=').replace(/(\?.*?)\?/, '$1&');
  222.  
  223.   var cache = div.FYTE.cache;
  224.   cache.lastUsed = Date.now();
  225.   GM_setValue('cache-' + id, JSON.stringify(cache));
  226.  
  227.   if (cache.reason)
  228.     div.setAttribute('disabled', '');
  229.  
  230.   var divSize = calcContainerSize(div, n);
  231.   var origStyle = getComputedStyle(n);
  232.   div.style.cssText = important(
  233.     (autoplay ? '' : 'background-color:transparent; transition:background-color 2s;') +
  234.     (origStyle.hasOwnProperty('position') ? Object.keys(origStyle) : Object.keys(origStyle.__proto__) /*FF*/)
  235.       .filter(function(k) { return !!k.match(/^(position|left|right|top|bottom)$/) })
  236.       .map(function(k) { return k + ':' + origStyle[k] })
  237.       .join(';')
  238.       .replace(/\b[^;:]+:\s*(auto|static|block)\s*(!\s*important)?;/g, '') +
  239.     (origStyle.display == 'inline' ? ';display:inline-block;width:100%' : '') +
  240.     ';min-width:' + Math.min(divSize.w, div.FYTE.originalWidth) + 'px' +
  241.     ';min-height:' + Math.min(divSize.h, div.FYTE.originalHeight) + 'px' +
  242.     (resizeMode == 'Fit to width' ? ';width:100%' : '') +
  243.     ';max-width:' + divSize.w + 'px; height:' + (persite && persite.eatparent === 0 ? '100%' : divSize.h + 'px;'));
  244.   if (!autoplay) {
  245.     setTimeout(function() { div.style.backgroundColor = '' }, 0);
  246.     setTimeout(function() { div.style.transition = '' }, 2000);
  247.   }
  248.  
  249.   // consume parents of retardedly positioned videos
  250.   var parentStyle = getComputedStyle(np);
  251.   if (div.style.position.match('absolute|relative')
  252.   && parseFloat(parentStyle.paddingTop) + parseFloat(parentStyle.paddingBottom) < parseFloat(parentStyle.height)) {
  253.     if (np.children.length == 1 &&
  254.       floatPadding(np, parentStyle, 'Top') >= div.FYTE.originalHeight-1 ||
  255.       floatPadding(np, getComputedStyle(np, ':after'), 'Top') >= div.FYTE.originalHeight-1
  256.     ) {
  257.       n = np, np = n.parentElement;
  258.     }
  259.     div.style.cssText = div.style.cssText.replace(/\b(position|left|top|right|bottom):[^;]+/g, '');
  260.   }
  261.  
  262.   var wrapper = div.appendChild(document.createElement('div'));
  263.   wrapper.className = 'instant-youtube-wrapper';
  264.  
  265.   var img = wrapper.appendChild(document.createElement('img'));
  266.   if (!autoplay)
  267.     img.src = 'https://i.ytimg.com/vi/' + id + '/' + (cache.cover || 'maxresdefault.jpg');
  268.   img.className = 'instant-youtube-thumbnail';
  269.   img.style.cssText = important((cache.cover ? '' : 'transition:opacity 0.1s ease-out; opacity:0; ') +
  270.     'padding:0; margin:auto; position:absolute; left:0; right:0; top:0; bottom:0; max-width:none; max-height:none;');
  271.  
  272.   img.onload = function(e) {
  273.     if (img.naturalWidth <= 120 && !cache.cover)
  274.       return img.onerror(e);
  275.     var fitToWidth = true;
  276.     if (img.naturalHeight || cache.coverHeight) {
  277.       if (!cache.coverHeight) {
  278.         cache.coverWidth = img.naturalWidth;
  279.         cache.coverHeight = img.naturalHeight;
  280.         GM_setValue('cache-' + id, JSON.stringify(cache));
  281.       }
  282.       var ratio = cache.coverWidth / cache.coverHeight;
  283.       if (ratio > 4.1/3 && ratio < divSize.w/divSize.h) {
  284.         img.style.cssText += important('width:auto; height:100%;');
  285.         fitToWidth = false;
  286.       }
  287.     }
  288.     if (fitToWidth) {
  289.       img.style.cssText += important('width:100%; height:auto;');
  290.     }
  291.     if (cache.videoWidth)
  292.       fixThumbnailAR(div);
  293.     if (!autoplay)
  294.       img.style.opacity = 1;
  295.   };
  296.   img.onerror = function(e) {
  297.     if (img.src.indexOf('maxresdefault') > 0)
  298.       img.src = img.src.replace('maxresdefault','sddefault');
  299.     else if (img.src.indexOf('sddefault') > 0)
  300.       img.src = img.src.replace('sddefault','hqdefault');
  301.   };
  302.   if (cache.coverWidth)
  303.     img.onload();
  304.  
  305.   translateHTML(wrapper, 'beforeend', '\
  306.     <a class="instant-youtube-title" target="_blank" href="' + div.FYTE.srcWatchFixed + '">' +
  307.       (cache.title || cache.reason ? '<strong>' + (cache.title || cache.reason || '') + '</strong>' +
  308.                                      (cache.duration ? '<span>' + cache.duration + '</span>' : '') +
  309.                                      (cache.fps ? '<i>, ' + cache.fps + 'fps</i>' : '')
  310.                                    : '&nbsp;') + '</a>\
  311.     <svg class="instant-youtube-play-button">\
  312.       <path fill-rule="evenodd" clip-rule="evenodd" fill="#1F1F1F" class="ytp-large-play-button-svg" d="M84.15,26.4v6.35c0,2.833-0.15,5.967-0.45,9.4c-0.133,1.7-0.267,3.117-0.4,4.25l-0.15,0.95c-0.167,0.767-0.367,1.517-0.6,2.25c-0.667,2.367-1.533,4.083-2.6,5.15c-1.367,1.4-2.967,2.383-4.8,2.95c-0.633,0.2-1.316,0.333-2.05,0.4c-0.767,0.1-1.3,0.167-1.6,0.2c-4.9,0.367-11.283,0.617-19.15,0.75c-2.434,0.034-4.883,0.067-7.35,0.1h-2.95C38.417,59.117,34.5,59.067,30.3,59c-8.433-0.167-14.05-0.383-16.85-0.65c-0.067-0.033-0.667-0.117-1.8-0.25c-0.9-0.133-1.683-0.283-2.35-0.45c-2.066-0.533-3.783-1.5-5.15-2.9c-1.033-1.067-1.9-2.783-2.6-5.15C1.317,48.867,1.133,48.117,1,47.35L0.8,46.4c-0.133-1.133-0.267-2.55-0.4-4.25C0.133,38.717,0,35.583,0,32.75V26.4c0-2.833,0.133-5.95,0.4-9.35l0.4-4.25c0.167-0.966,0.417-2.05,0.75-3.25c0.7-2.333,1.567-4.033,2.6-5.1c1.367-1.434,2.967-2.434,4.8-3c0.633-0.167,1.333-0.3,2.1-0.4c0.4-0.066,0.917-0.133,1.55-0.2c4.9-0.333,11.283-0.567,19.15-0.7C35.65,0.05,39.083,0,42.05,0L45,0.05c2.467,0,4.933,0.034,7.4,0.1c7.833,0.133,14.2,0.367,19.1,0.7c0.3,0.033,0.833,0.1,1.6,0.2c0.733,0.1,1.417,0.233,2.05,0.4c1.833,0.566,3.434,1.566,4.8,3c1.066,1.066,1.933,2.767,2.6,5.1c0.367,1.2,0.617,2.284,0.75,3.25l0.4,4.25C84,20.45,84.15,23.567,84.15,26.4z M33.3,41.4L56,29.6L33.3,17.75V41.4z">\
  313.         <title tl>msgAltPlayerHint</title>\
  314.       </path>\
  315.       <polygon fill-rule="evenodd" clip-rule="evenodd" fill="#FFFFFF" points="33.3,41.4 33.3,17.75 56,29.6"></polygon>\
  316.     </svg>\
  317.     <span tl class="instant-youtube-alternative">' + (playDirectly ? 'Play with Youtube player' : 'Play directly (up to 720p)') + '</span>\
  318.     <div tl class="instant-youtube-options-button">Options</div>\
  319.   ');
  320.  
  321.   np.insertBefore(div, n);
  322.   n.remove();
  323.  
  324.   if (!cache.title && !cache.reason || autoplay && playDirectly)
  325.     fetchInfo();
  326.  
  327.   if (autoplay)
  328.     return startPlaying(div);
  329.  
  330.   div.addEventListener('click', clickHandler);
  331.   div.addEventListener('mousedown', clickHandler);
  332.   div.addEventListener('mouseenter', fetchInfo);
  333.  
  334.   function fetchInfo(e) {
  335.     div.removeEventListener('mouseenter', fetchInfo);
  336.     if (!div.FYTE.storyboard) {
  337.       GM_xmlhttpRequest({
  338.         method: 'GET',
  339.         url: 'https://www.youtube.com/get_video_info?video_id=' + id +
  340.         '&hl=en_US&html5=1&el=embedded&eurl=' + encodeURIComponent(location.href),
  341.         context: div,
  342.         onload: parseVideoInfo
  343.       });
  344.     }
  345.   }
  346. }
  347.  
  348. function adjustNodesIfNeeded(e) {
  349.   if (!fytedom[0])
  350.     return;
  351.   if (adjustNodesIfNeeded.scheduled)
  352.     clearTimeout(adjustNodesIfNeeded.scheduled);
  353.   adjustNodesIfNeeded.scheduled = setTimeout(function() {
  354.     adjustNodes(e);
  355.     adjustNodesIfNeeded.scheduled = 0;
  356.   }, 16);
  357. }
  358.  
  359. function adjustNodes(e, clickedContainer) {
  360.   var force = !!clickedContainer;
  361.   var nearest = force ? clickedContainer : null;
  362.  
  363.   var vids = $$('.instant-youtube-container:not([pinned]):not([stub])');
  364.  
  365.   if (!nearest && e.type != 'DOMContentLoaded') {
  366.     var minDistance = window.innerHeight*3/4 |0;
  367.     var nearTargetY = window.innerHeight/2;
  368.     vids.forEach(function(n) {
  369.       var bounds = n.getBoundingClientRect();
  370.       var distance = Math.abs((bounds.bottom + bounds.top)/2 - nearTargetY);
  371.       if (distance < minDistance) {
  372.         minDistance = distance;
  373.         nearest = n;
  374.       }
  375.     });
  376.   }
  377.  
  378.   if (nearest) {
  379.     var bounds = nearest.getBoundingClientRect();
  380.     var nearestCenterYpct = (bounds.top + bounds.bottom)/2 / window.innerHeight;
  381.   }
  382.  
  383.   var resized = false;
  384.  
  385.   vids.forEach(function(n) {
  386.     var size = calcContainerSize(n);
  387.     var w = size.w, h = size.h;
  388.  
  389.     // prevent parent clipping
  390.     for (var e=n.parentElement, style; e; e=e.parentElement)
  391.       if (e.style.overflow != 'visible' && (style=getComputedStyle(e)))
  392.         if ((style.overflow+style.overflowX+style.overflowY).match(/hidden|scroll/))
  393.           if (n.offsetTop < e.clientHeight / 2 && n.offsetTop + n.clientHeight > e.clientHeight)
  394.             e.style.cssText = e.style.cssText.replace(/\boverflow(-[xy])?:[^;]+/g, '') +
  395.               important('overflow:visible;overflow-x:visible;overflow-y:visible;');
  396.  
  397.     if (force && Math.abs(w - parseFloat(n.style.maxWidth)) <= 2)
  398.       return;
  399.  
  400.     if (n.style.maxWidth != w + 'px') n.style.maxWidth = w + 'px';
  401.     if (n.style.height != h + 'px')   n.style.height = h + 'px';
  402.     if (parseFloat(n.style.minWidth) > w) n.style.minWidth = n.style.maxWidth;
  403.     if (parseFloat(n.style.minHeight) > h) n.style.minHeight = n.style.height;
  404.  
  405.     fixThumbnailAR(n);
  406.     resized = true;
  407.   });
  408.  
  409.   if (resized && nearest)
  410.     setTimeout(function() {
  411.       var bounds = nearest.getBoundingClientRect();
  412.       var h = bounds.bottom - bounds.top;
  413.       var projectedCenterY = nearestCenterYpct * window.innerHeight;
  414.       var projectedTop = projectedCenterY - h/2;
  415.       var safeTop = Math.min(Math.max(0, projectedTop), window.innerHeight - h);
  416.       window.scrollBy(0, bounds.top - safeTop);
  417.     }, 16);
  418. }
  419.  
  420. function calcContainerSize(div, origNode) {
  421.   origNode = origNode || div;
  422.   var w, h;
  423.   var np = origNode.parentElement;
  424.   var style = getComputedStyle(np);
  425.   var parentWidth = parseFloat(style.width) - floatPadding(np, style, 'Left') - floatPadding(np, style, 'Right');
  426.   if (+style.columnCount > 1)
  427.     parentWidth = (parentWidth + parseFloat(style.columnGap)) / style.columnCount - parseFloat(style.columnGap);
  428.   switch (resizeMode) {
  429.     case 'Original':
  430.       if (div.FYTE.originalWidth == 320 && div.FYTE.originalHeight == 200) {
  431.         w = parentWidth;
  432.         h = parentWidth / 16 * 9;
  433.       } else {
  434.         w = div.FYTE.originalWidth;
  435.         h = div.FYTE.originalHeight;
  436.       }
  437.       break;
  438.     case 'Custom':
  439.       w = resizeWidth;
  440.       h = resizeHeight;
  441.       break;
  442.     case '1080p':
  443.     case '720p':
  444.     case '480p':
  445.     case '360p':
  446.       h = parseInt(resizeMode);
  447.       w = h / 9 * 16;
  448.       break;
  449.     default: // fit-to-width mode
  450.       var n = origNode;
  451.       do {
  452.         n = n.parentElement;
  453.         // find parent node with nonzero width (i.e. independent of our video element)
  454.       } while (n && !(w = n.clientWidth));
  455.       if (w)
  456.         h = w / 16 * 9;
  457.       else {
  458.         w = origNode.clientWidth;
  459.         h = origNode.clientHeight;
  460.       }
  461.   }
  462.   if (parentWidth > 0 && parentWidth < w) {
  463.     h = parentWidth / w * h;
  464.     w = parentWidth;
  465.   }
  466.   if (resizeMode == 'Fit to width' && h < div.FYTE.originalHeight*0.9)
  467.     h = Math.min(div.FYTE.originalHeight, w / div.FYTE.originalWidth * div.FYTE.originalHeight);
  468.  
  469.   return {w: window.chrome ? w : Math.round(w), h:h};
  470. }
  471.  
  472. function parseVideoInfo(response) {
  473.   var div = response.context;
  474.   var txt = response.responseText;
  475.   var info = tryCatch(function() {
  476.     var json = txt.replace(/(\w+)=?(.*?)(&|$)/g, '"$1":"$2",').replace(/^(.+?),?$/, '{$1}');
  477.     return tryJSONparse(json);
  478.   }) || {};
  479.   var cache = div.FYTE.cache;
  480.   var shouldUpdateCache = false;
  481.   var videoSources = [];
  482.  
  483.   // parse width & height to adjust the thumbnail
  484.   var m = decodeURIComponent(info.adaptive_fmts || '').match(/size=(\d+)x(\d+)\b/) ||
  485.           decodeURIComponent(txt).match(/\/(\d+)x(\d+)\//);
  486.  
  487.   if (m && (cache.videoWidth != (m[1]|0) || cache.videoHeight != (m[2]|0))) {
  488.     fixThumbnailAR(div, m[1]|0, m[2]|0);
  489.     cache.videoWidth = m[1]|0;
  490.     cache.videoHeight = m[2]|0;
  491.     shouldUpdateCache = true;
  492.   }
  493.  
  494.   // parse video sources
  495.   if (info.url_encoded_fmt_stream_map && info.fmt_list) {
  496.     var streams = {};
  497.     decodeURIComponent(info.url_encoded_fmt_stream_map).split(',').forEach(function(stream) {
  498.       var params = {};
  499.       stream.split('&').forEach(function(kv) {
  500.         params[kv.split('=')[0]] = decodeURIComponent(kv.split('=')[1]);
  501.       });
  502.       streams[params.itag] = params;
  503.     });
  504.     decodeURIComponent(info.fmt_list).split(',').forEach(function(fmt) {
  505.       var itag = fmt.split('/')[0];
  506.       var dimensions = fmt.split('/')[1];
  507.       var stream = streams[itag];
  508.       if (stream) {
  509.         videoSources.push({
  510.           src: stream.url + (stream.s ? '&signature=' + stream.s : ''),
  511.           title: stream.quality + ', ' + dimensions + ', ' + stream.type
  512.         });
  513.       }
  514.     });
  515.   } else {
  516.     var rx = /url=([^=]+?mime%3Dvideo%252F(?:mp4|webm)[^=]+?)(?:,quality|,itag|.u0026)/g;
  517.     var text = decodeURIComponent(txt).split('url_encoded_fmt_stream_map')[1];
  518.     while (m = rx.exec(text)) {
  519.       videoSources.push({
  520.         src: decodeURIComponent(decodeURIComponent(m[1]))
  521.       });
  522.     }
  523.   }
  524.  
  525.   var fps = {};
  526.   (decodeURIComponent(info.adaptive_fmts || ''))
  527.     .split(',')
  528.     .filter(function(s) { return /(^|&)type=video/.test(s) && /\b(?:fps=)([\d.]+)/.test(s) })
  529.     .forEach(function(s) { fps[s.match(/\b(?:fps=)([\d.]+)/)[1]] = true });
  530.   fps = Object.keys(fps).join('/');
  531.   if (fps && cache.fps != fps) {
  532.     cache.fps = fps;
  533.     shouldUpdateCache = true;
  534.   }
  535.  
  536.   var duration = div.FYTE.duration = info.length_seconds|0 || '';
  537.   if (duration) {
  538.     var d = new Date(null);
  539.     d.setSeconds(duration);
  540.     duration = d.toISOString().replace(/^.+?T[0:]{0,4}(.+?)\..+$/, '$1');
  541.     if (cache.duration != duration) {
  542.       cache.duration = duration;
  543.       shouldUpdateCache = true;
  544.     }
  545.   }
  546.   if (duration || fps)
  547.     duration = '<span>' + duration + '</span>' +
  548.       (fps ? '<i>, ' + fps + 'fps</i>' : '');
  549.  
  550.   var title = decodeURIComponent(info.title || info.reason || '').replace(/\+/g, ' ');
  551.   if (title) {
  552.     $(div, '.instant-youtube-title').innerHTML = (title ? '<strong>' + title + '</strong>' : '') + duration;
  553.     if (cache.title != title) {
  554.       cache.title = title;
  555.       shouldUpdateCache = true;
  556.     }
  557.   }
  558.   if (pinnable != 'off' && info.title)
  559.     makeDraggable(div);
  560.  
  561.   if (info.reason) {
  562.     div.setAttribute('disabled', '');
  563.     if (cache.reason != info.reason) {
  564.       cache.reason = info.reason;
  565.       shouldUpdateCache = true;
  566.     }
  567.   }
  568.  
  569.   if (videoSources.length)
  570.     div.FYTE.videoSources = videoSources;
  571.  
  572.   if (info.storyboard_spec && div.FYTE.state != 'scheduled play') {
  573.     m = decodeURIComponent(decodeURIComponent(info.storyboard_spec)).split('|');
  574.     div.FYTE.storyboard = tryJSONparse(
  575.       m[m.length-1].replace(
  576.         /^(\d+)#(\d+)#(\d+)#(\d+)#(\d+)#.+$/,
  577.         '{"w":$1, "h":$2, "len":$3, "rows":$4, "cols":$5}'
  578.       ));
  579.     if (div.FYTE.storyboard.w * div.FYTE.storyboard.h > 2000) {
  580.       div.FYTE.storyboard.url = m[0].replace('$L/$N.jpg', (m.length-2) + '/M0.jpg?sigh=' + m[m.length-1].replace(/^.+?#([^#]+)$/, '$1'));
  581.       $(div, '.instant-youtube-options-button').insertAdjacentHTML('beforebegin',
  582.         '<div class="instant-youtube-storyboard"' + (showStoryboard ? '' : ' disabled') + '>' +
  583.           important('<div style="width:' + (div.FYTE.storyboard.w-1) + 'px; height:' + div.FYTE.storyboard.h + 'px;') +
  584.           '">&nbsp;</div>' +
  585.         '</div>');
  586.       if (showStoryboard)
  587.         updateHoverHandler(div);
  588.     }
  589.   }
  590.  
  591.   injectStylesIfNeeded();
  592.  
  593.   if (div.FYTE.state == 'scheduled play')
  594.     setTimeout(function() { startPlayingDirectly(div) }, 0);
  595.  
  596.   div.FYTE.state = '';
  597.  
  598.   var cover = decodeURIComponent(info.iurlmaxres || info.iurlhq || info.iurl || '').match(/[^\/]+$/);
  599.   if (cover && cache.cover != cover[0]) {
  600.     cache.cover = cover[0];
  601.     shouldUpdateCache = true;
  602.   }
  603.   if (shouldUpdateCache)
  604.     GM_setValue('cache-' + info.video_id, JSON.stringify(cache));
  605. }
  606.  
  607. function fixThumbnailAR(div, w, h) {
  608.   var img = $(div, 'img');
  609.   if (!img)
  610.     return;
  611.   var thw = img.naturalWidth, thh = img.naturalHeight;
  612.   if (w && h) { // means thumbnail is still loading
  613.     div.FYTE.cache.videoWidth = w;
  614.     div.FYTE.cache.videoHeight = h;
  615.   } else {
  616.     w = div.FYTE.cache.videoWidth;
  617.     h = div.FYTE.cache.videoHeight;
  618.     if (!w || !h)
  619.       return;
  620.   }
  621.   var divw = div.clientWidth, divh = div.clientHeight;
  622.   // if both video and thumbnail are 4:3, fit the image to height
  623.   //console.log(div, divw, divh, thw, thh, w, h, h/w*divw / divh - 1, thh/thw*divw / divh - 1);
  624.   if (Math.abs(h/w*divw / divh - 1) > 0.05 && Math.abs(thh/thw*divw / divh - 1) > 0.05) {
  625.     img.style.maxHeight = img.clientHeight + 'px';
  626.     if (!div.FYTE.cache.videoWidth) // skip animation if thumbnail is already loaded
  627.       img.style.transition = 'height 1s ease, margin-top 1s ease';
  628.     setTimeout(function() {
  629.       img.style.maxHeight = 'none';
  630.       img.style.cssText += important(h/w >= divh/divw ? 'width:auto; height:100%;' : 'width:100%; height:auto;');
  631.       setTimeout(function() {
  632.         img.style.transition = '';
  633.       }, 1000);
  634.     }, 0);
  635.   }
  636. }
  637.  
  638. function updateHoverHandler(div) {
  639.   var sb = $(div, '.instant-youtube-storyboard');
  640.   if (!showStoryboard) {
  641.     if (!sb.getAttribute('disabled'))
  642.       sb.setAttribute('disabled', '');
  643.     return;
  644.   }
  645.   if (sb.hasAttribute('disabled'))
  646.     sb.removeAttribute('disabled');
  647.  
  648.   sb.addEventListener('click', storyboardClickHandler);
  649.  
  650.   var oldIndex = null;
  651.   var style = sb.firstElementChild.style;
  652.   sb.addEventListener('mousemove', storyboardHoverHandler);
  653.   sb.addEventListener('mouseout', storyboardHoverHandler);
  654.  
  655.   div.addEventListener('mouseover', storyboardPreloader);
  656.   div.addEventListener('mouseout', storyboardPreloader);
  657.  
  658.   var spinner = document.createElement('span');
  659.   spinner.className = 'instant-youtube-loading-spinner';
  660.  
  661.   function storyboardClickHandler(e) {
  662.     sb.removeEventListener('click', storyboardClickHandler);
  663.     var offsetX = e.offsetX || e.clientX - this.getBoundingClientRect().left;
  664.     div.FYTE.startAt = offsetX / this.clientWidth * div.FYTE.duration |0;
  665.     div.FYTE.srcEmbedFixed = setUrlParams(div.FYTE.srcEmbedFixed, {start: div.FYTE.startAt});
  666.     startPlaying(div, {alternateMode: e.shiftKey});
  667.   }
  668.  
  669.   function storyboardPreloader(e) {
  670.     if (e.type == 'mouseout') {
  671.       imageLoader.onload = null; imageLoader.src = '';
  672.       spinner.remove();
  673.       return;
  674.     }
  675.     if (!div.FYTE.storyboard || div.FYTE.storyboard.preloaded)
  676.       return;
  677.     var lastpart = (div.FYTE.storyboard.len-1)/(div.FYTE.storyboard.rows * div.FYTE.storyboard.cols) |0;
  678.     if (lastpart <= 0)
  679.       return;
  680.     var part = 0;
  681.     imageLoader.src = setStoryboardUrl(part++);
  682.     imageLoader.onload = function() {
  683.       if (part > lastpart) {
  684.         div.FYTE.storyboard.preloaded = true;
  685.         div.removeEventListener('mouseover', storyboardPreloader);
  686.         div.removeEventListener('mouseout', storyboardPreloader);
  687.         imageLoader.onload = null;
  688.         imageLoader.src = '';
  689.         spinner.remove();
  690.         return;
  691.       }
  692.       imageLoader.src = setStoryboardUrl(part++);
  693.     };
  694.   }
  695.  
  696.   function setStoryboardUrl(part) {
  697.     return div.FYTE.storyboard.url.replace(/M\d+\.jpg\?/, 'M' + part + '.jpg?');
  698.   }
  699.  
  700.   function storyboardHoverHandler(e) {
  701.     if (!showStoryboard || !div.FYTE.storyboard)
  702.       return;
  703.     if (e.type == 'mouseout')
  704.       return imageLoader2.onload && imageLoader2.onload();
  705.     var w = div.FYTE.storyboard.w;
  706.     var h = div.FYTE.storyboard.h;
  707.     var cols = div.FYTE.storyboard.cols;
  708.     var rows = div.FYTE.storyboard.rows;
  709.     var len = div.FYTE.storyboard.len;
  710.     var partlen = rows * cols;
  711.  
  712.     var offsetX = e.offsetX || e.clientX - this.getBoundingClientRect().left;
  713.     var left = Math.min(this.clientWidth - w, Math.max(0, offsetX - w)) |0;
  714.     if (!style.left || parseInt(style.left) != left) {
  715.       style.left = left + 'px';
  716.       if (spinner.parentElement)
  717.         spinner.style.cssText = important('left:' + (left + w/2 - 10) + 'px; right:auto;');
  718.     }
  719.  
  720.     var index = Math.min(offsetX / this.clientWidth * (len+1) |0, len - 1);
  721.     if (index == oldIndex)
  722.       return;
  723.  
  724.     var part = index/partlen|0;
  725.     if (!oldIndex || part != (oldIndex/partlen|0)) {
  726.       style.cssText = style.cssText.replace(/$|background-image[^;]+;/,
  727.                           'background-image: url(' + setStoryboardUrl(part) + ')!important;');
  728.       if (!div.FYTE.storyboard.preloaded) {
  729.         if (spinner.timer)
  730.           clearTimeout(spinner.timer);
  731.         spinner.timer = setTimeout(function() {
  732.           spinner.timer = 0;
  733.           if (!imageLoader2.src)
  734.             return;
  735.           this.appendChild(spinner);
  736.           spinner.style.cssText = important('left:' + (left + w/2 - 10) + 'px; right:auto;');
  737.         }.bind(this), 50);
  738.         imageLoader2.onload = function() {
  739.           clearTimeout(spinner.timer);
  740.           spinner.remove();
  741.           spinner.timer = 0;
  742.           imageLoader2.onload = null;
  743.           imageLoader2.src = '';
  744.         };
  745.         imageLoader2.src = setStoryboardUrl(part);
  746.       }
  747.     }
  748.  
  749.     oldIndex = index;
  750.     index = index % partlen;
  751.     style.backgroundPosition = '-' + (index % cols) * w + 'px -' + (index / cols |0) * h + 'px';
  752.   }
  753. }
  754.  
  755. function clickHandler(e) {
  756.   if (e.target.closest('a')
  757.   ||  e.type == 'mousedown' && e.button != 1
  758.   ||  e.type == 'click' && e.target.matches('.instant-youtube-options, .instant-youtube-options *'))
  759.     return;
  760.   if (e.type == 'click' && e.target.matches('.instant-youtube-options-button')) {
  761.     showOptions(e);
  762.     e.preventDefault();
  763.     e.stopPropagation();
  764.     return;
  765.   }
  766.  
  767.   e.preventDefault();
  768.   e.stopPropagation();
  769.   e.stopImmediatePropagation();
  770.  
  771.   startPlaying(e.target.closest('.instant-youtube-container'), {
  772.     alternateMode: e.shiftKey || e.target.matches('.instant-youtube-alternative'),
  773.     fullscreen: e.button == 1,
  774.   });
  775. }
  776.  
  777. function startPlaying(div, params) {
  778.   div.removeEventListener('click', clickHandler);
  779.   div.removeEventListener('mousedown', clickHandler);
  780.  
  781.   $$remove(div, '.instant-youtube-alternative, .instant-youtube-storyboard, .instant-youtube-options-button, .instant-youtube-options');
  782.   $(div, 'svg').outerHTML = '<span class="instant-youtube-loading-spinner"></span>';
  783.  
  784.   if (pinnable != 'off') {
  785.     makePinnable(div);
  786.     if (params && params.pin)
  787.       $(div, '[pin="' + params.pin + '"]').click();
  788.   }
  789.  
  790.   if (window != window.top)
  791.     window.parent.postMessage('iframe-allowfs', '*');
  792.  
  793.   if ((!!playDirectly + !!(params && params.alternateMode) == 1)
  794.   && (div.FYTE.videoSources || div.FYTE.state == 'querying')) {
  795.     if (div.FYTE.videoSources)
  796.       startPlayingDirectly(div, params);
  797.     else {
  798.       // playback will start in parseVideoInfo
  799.       div.FYTE.state = 'scheduled play';
  800.       // fallback to iframe in 5s
  801.       setTimeout(function() {
  802.         if (div.FYTE.state) {
  803.           div.FYTE.state = '';
  804.           switchToIFrame.call(div, params);
  805.         }
  806.       }, 5000);
  807.     }
  808.   }
  809.   else
  810.     switchToIFrame.call(div, params);
  811. }
  812.  
  813. function startPlayingDirectly(div, params) {
  814.   var video = document.createElement('video');
  815.   video.controls = true;
  816.   video.autoplay = true;
  817.   video.style.cssText = important('position:absolute; left:0; top:0; right:0; bottom:0; padding:0; margin:auto; opacity:0; width:100%; height:100%;');
  818.   video.className = 'instant-youtube-embed';
  819.   video.volume = GM_getValue('volume', 0.5);
  820.  
  821.   div.FYTE.videoSources.forEach(function(src) {
  822.     var srcdom = video.appendChild(document.createElement('source'));
  823.     Object.keys(src).forEach(function(k) { srcdom[k] = src[k] });
  824.     srcdom.onerror = switchToIFrame.bind(div, params);
  825.   });
  826.  
  827.   overrideCSS($(div, 'img'), {transition: 'opacity 1s', opacity: '0'});
  828.  
  829.   if (params && params.fullscreen) {
  830.     div.firstElementChild.appendChild(video);
  831.     div.setAttribute('playing', '');
  832.     video.style.opacity = 1;
  833.     goFullscreen(video);
  834.   }
  835.  
  836.   if (window.chrome) {
  837.     video.addEventListener('click', function(e) {
  838.       this.paused ? this.play() : this.pause();
  839.     });
  840.   }
  841.  
  842.   var title = $(div, '.instant-youtube-title');
  843.   if (title) {
  844.     video.onpause = function() { title.removeAttribute('hidden') };
  845.     video.onplay = function() { title.setAttribute('hidden', true) };
  846.   }
  847.  
  848.   var switchTimer = setTimeout(switchToIFrame.bind(div, params), 5000);
  849.  
  850.   video.onloadedmetadata = div.FYTE.startAt && function(e) {
  851.     clearTimeout(switchTimer);
  852.     video.currentTime = div.FYTE.startAt;
  853.   };
  854.  
  855.   video.onloadeddata = function(e) {
  856.     clearTimeout(switchTimer);
  857.     pauseOtherVideos(video);
  858.     video.interval = setInterval(function() {
  859.       if (video.volume != GM_getValue('volume', 0.5))
  860.           GM_setValue('volume', video.volume);
  861.     }, 1000);
  862.     if (params && params.fullscreen)
  863.       return;
  864.     div.setAttribute('playing', '');
  865.     div.firstElementChild.appendChild(video);
  866.     video.style.opacity = 1;
  867.   };
  868. }
  869.  
  870. function switchToIFrame(params, e) {
  871.   if (this.querySelector('iframe'))
  872.     return;
  873.   var div = this;
  874.   var wrapper = div.firstElementChild;
  875.   var fullscreen = params && params.fullscreen && !e;
  876.   if (e instanceof Event) {
  877.     console.log('[FYTE] Direct linking canceled on %s, switching to IFRAME player', div.FYTE.srcEmbed);
  878.     var video = e.target ? e.target.closest('video') : e.path && e.path[e.path.length-1];
  879.     while (video.lastElementChild)
  880.       video.lastElementChild.remove();
  881.     goFullscreen(video, false);
  882.     video.remove();
  883.   }
  884.  
  885.   var url = setUrlParams(div.FYTE.srcEmbedFixed, {
  886.     html5: 1,
  887.     autoplay: 1,
  888.     autohide: 2,
  889.     border: 0,
  890.     controls: 1,
  891.     fs: 1,
  892.     showinfo: 1,
  893.     ssl: 1,
  894.     theme: 'dark',
  895.     enablejsapi: 1,
  896.     FYTEfullscreen: fullscreen|0,
  897.   });
  898.  
  899.   ($(div, '[pin]') || wrapper).insertAdjacentHTML(pinnable != 'off' ? 'beforebegin' : 'beforeend',
  900.     '<iframe class="instant-youtube-embed" allowtransparency="true" src="' + url +
  901.     '" style="' + important('position:absolute; left:0; top:0; right:0; padding:0; margin:auto; opacity:0;') +
  902.     '" frameborder="0" allowfullscreen width="100%" height="100%"></iframe>');
  903.  
  904.   div.setAttribute('iframe', '');
  905.   div.setAttribute('playing', '');
  906.  
  907.   var iframe = $(div, 'iframe');
  908.   if (fullscreen) {
  909.     goFullscreen(iframe);
  910.     iframe.style.opacity = 1;
  911.   }
  912.  
  913.   iframe.onload = function(e) {
  914.     window.addEventListener('message', YTlistener);
  915.     iframe.contentWindow.postMessage('{"event":"listening"}', '*');
  916.   };
  917.   setTimeout(function() {
  918.     iframe.style.opacity = 1;
  919.     window.removeEventListener('message', YTlistener);
  920.   }, 5000);
  921.  
  922.   function YTlistener(e) {
  923.     if (e.source != iframe.contentWindow || !e.data)
  924.       return;
  925.     var data = tryJSONparse(e.data);
  926.     if (!data.info || data.info.playerState != 1)
  927.       return;
  928.     window.removeEventListener('message', YTlistener);
  929.     pauseOtherVideos(iframe);
  930.     iframe.style.opacity = 1;
  931.     $$remove(div, 'span, a');
  932.     $(div, 'img').style.display = 'none';
  933.   }
  934. }
  935.  
  936. function setUrlParams(url, params) {
  937.   var names = Object.keys(params);
  938.   var parts = url.split('?', 2)
  939.   var query = (parts[1] || '').replace(new RegExp('(?:[?&]|^)(?:' + names.join('|') + ')(?:=[^?&]*)?', 'gi'), '');
  940.   return parts[0] + '?' + query + (query ? '&' : '?') +
  941.     names.map(function(n) { return n + '=' + params[n] }).join('&');
  942. }
  943.  
  944. function pauseOtherVideos(activePlayer) {
  945.   $$(activePlayer.ownerDocument, '.instant-youtube-embed').forEach(function(v) {
  946.     if (v == activePlayer)
  947.       return;
  948.     switch (v.localName) {
  949.       case 'video':
  950.         if (!v.paused)
  951.           v.pause();
  952.         break;
  953.       case 'iframe':
  954.         try { v.contentWindow.postMessage('{"event":"command", "func":"pauseVideo", "args":""}', '*') } catch(e) {}
  955.         break;
  956.     }
  957.   });
  958. }
  959.  
  960. function goFullscreen(el, enable) {
  961.   if (enable !== false)
  962.     el.webkitRequestFullScreen && el.webkitRequestFullScreen()
  963.     || el.mozRequestFullScreen && el.mozRequestFullScreen()
  964.     || el.requestFullScreen && el.requestFullScreen();
  965.   else
  966.     document.webkitCancelFullScreen && document.webkitCancelFullScreen()
  967.     || document.mozCancelFullScreen && document.mozCancelFullScreen()
  968.     || document.cancelFullScreen && document.cancelFullScreen();
  969. }
  970.  
  971. function makePinnable(div) {
  972.   div.firstElementChild.insertAdjacentHTML('beforeend',
  973.     '<div size-gripper></div>' +
  974.     '<div pin="top-left"></div><div pin="top-right"></div><div pin="bottom-right"></div><div pin="bottom-left"></div>');
  975.  
  976.   $$(div, '[pin]').forEach(function(pin) {
  977.     if (pinnable == 'hide')
  978.       pin.setAttribute('transparent', '');
  979.     pin.onclick = pinClicked;
  980.   });
  981.   $(div, '[size-gripper]').addEventListener('mousedown', startResize, true);
  982.   $(div, '[size-gripper]').addEventListener('mousedown', function(e) { return false }, false);
  983.  
  984.   function pinClicked(e) {
  985.     var pin = this;
  986.     var pinIt = !div.hasAttribute('pinned') || !pin.hasAttribute('active');
  987.     var corner = pin.getAttribute('pin');
  988.     var video = $(div, 'video');
  989.     if (pinIt) {
  990.       $$(div, '[pin][active]').forEach(function(p) { p.removeAttribute('active') });
  991.       pin.setAttribute('active', '');
  992.       if (!div.FYTE.unpinnedStyle) {
  993.         div.FYTE.unpinnedStyle = div.style.cssText;
  994.         var stub = div.cloneNode();
  995.         var img = $(div, 'img').cloneNode();
  996.         img.style.opacity = 1;
  997.         img.style.display = 'block';
  998.         img.title = '';
  999.         stub.appendChild(img);
  1000.         stub.onclick = function(e) { $(div, '[pin][active]').onclick(e) };
  1001.         stub.style.cssText += 'opacity:0.3!important;';
  1002.         stub.setAttribute('stub', '');
  1003.         div.FYTE.stub = stub;
  1004.         div.parentNode.insertBefore(stub, div);
  1005.       }
  1006.       var size = constrainPinnedSize(div, localStorage['width#' + location.hostname] || pinnedWidth);
  1007.       div.style.cssText = important(
  1008.         'position: fixed;' +
  1009.         'contain: inherit;' +
  1010.         'width: ' + size.w + 'px;' +
  1011.         'z-index: 999999999;' +
  1012.         'height:' + size.h + 'px;' +
  1013.         'top:' + (corner.indexOf('top') >= 0 ? '0' : 'auto') + ';' +
  1014.         'bottom:' + (corner.indexOf('bottom') >= 0 ? '0' : 'auto') + ';' +
  1015.         'left:' + (corner.indexOf('left') >= 0 ? '0' : 'auto') + ';' +
  1016.         'right:' + (corner.indexOf('right') >= 0 ? '0' : 'auto') + ';'
  1017.       );
  1018.       adjustPinnedOffset(div, div, corner);
  1019.       div.setAttribute('pinned', corner);
  1020.       if (video && document.body)
  1021.         document.body.appendChild(div);
  1022.     }
  1023.     else { // unpin
  1024.       pin.removeAttribute('active');
  1025.       div.removeAttribute('pinned');
  1026.       div.style.cssText = div.FYTE.unpinnedStyle;
  1027.       div.FYTE.unpinnedStyle = '';
  1028.       if (div.FYTE.stub) {
  1029.         if (video && document.body)
  1030.           div.FYTE.stub.parentNode.replaceChild(div, div.FYTE.stub);
  1031.         div.FYTE.stub.remove();
  1032.         div.FYTE.stub = null;
  1033.       }
  1034.     }
  1035.     if (video && video.paused)
  1036.       video.play();
  1037.   }
  1038.  
  1039.   function startResize(e) {
  1040.     var siteSaved = ('width#' + location.hostname) in localStorage;
  1041.     var saveAs = siteSaved ? 'site' : 'global';
  1042.     var oldSizeCSS = {w: div.style.width, h: div.style.height};
  1043.     var oldDraggable = div.draggable;
  1044.     div.draggable = false;
  1045.  
  1046.     var gripper = this;
  1047.     gripper.removeAttribute('tried-exceeding');
  1048.     gripper.innerHTML = '<div>' +
  1049.       '<div save-as="' + saveAs + '"><b>S</b> = Site mode: <span>' + getSiteOnlyText() + '</span></div>' +
  1050.       (!siteSaved ? '' : '<div><b>R</b> = Reset to global size</div>') +
  1051.       '<div><b>Esc</b> = Cancel</div>' +
  1052.       '</div>';
  1053.  
  1054.     document.addEventListener('mousemove', resize);
  1055.     document.addEventListener('mouseup', resizeDone);
  1056.     document.addEventListener('keydown', resizeKeyDown);
  1057.     e.stopImmediatePropagation();
  1058.     return false;
  1059.  
  1060.     function getSiteOnlyText(state) {
  1061.       return saveAs == 'site' ? 'only ' + location.hostname : 'global';
  1062.     }
  1063.  
  1064.     function resize(e) {
  1065.       var deltaX = e.movementX || e.webkitMovementX || e.mozMovementX || 0;
  1066.       if (/right/.test(div.getAttribute('pinned')))
  1067.         deltaX = -deltaX;
  1068.       var newSize = constrainPinnedSize(div, div.clientWidth + deltaX);
  1069.       if (newSize.w != div.clientWidth) {
  1070.         div.style.width = newSize.w + 'px';
  1071.         div.style.height = newSize.h + 'px';
  1072.         gripper.removeAttribute('tried-exceeding');
  1073.       } else if (newSize.triedExceeding) {
  1074.         gripper.setAttribute('tried-exceeding', '');
  1075.       }
  1076.       window.getSelection().removeAllRanges();
  1077.       return false;
  1078.     }
  1079.  
  1080.     function resizeDone(e) {
  1081.       div.draggable = oldDraggable;
  1082.       gripper.removeAttribute('tried-exceeding');
  1083.       gripper.innerHTML = '';
  1084.       document.removeEventListener('mousemove', resize);
  1085.       document.removeEventListener('mouseup', resizeDone);
  1086.       document.removeEventListener('keydown', resizeKeyDown);
  1087.       switch (saveAs) {
  1088.         case 'site':
  1089.           localStorage['width#' + location.hostname] = div.clientWidth;
  1090.           break;
  1091.         case 'global':
  1092.           pinnedWidth = div.clientWidth;
  1093.           GM_setValue('pinnedWidth', pinnedWidth);
  1094.           // fallthrough to remove the locally saved value
  1095.         case 'reset':
  1096.           localStorage.removeItem('width#' + location.hostname);
  1097.           break;
  1098.         case '':
  1099.           return false;
  1100.       }
  1101.       gripper.setAttribute('saveAs', saveAs);
  1102.       setTimeout(function() { gripper.removeAttribute('saveAs'); }, 250);
  1103.       return false;
  1104.     }
  1105.  
  1106.     function resizeKeyDown(e) {
  1107.       switch (e.keyCode) {
  1108.         case 27: // Esc
  1109.           saveAs = 'cancel';
  1110.           div.style.width = oldSizeCSS.w;
  1111.           div.style.height = oldSizeCSS.h;
  1112.           break;
  1113.         case 83: // S
  1114.           saveAs = saveAs == 'site' ? 'global' : 'site';
  1115.           $(gripper, '[save-as]').setAttribute('save-as', saveAs);
  1116.           $(gripper, '[save-as] span').textContent = getSiteOnlyText();
  1117.           return false;
  1118.         case 82: // R
  1119.           if (!siteSaved)
  1120.             return;
  1121.           saveAs = 'reset';
  1122.           var size = constrainPinnedSize(div, pinnedWidth);
  1123.           div.style.width = size.w;
  1124.           div.style.height = size.h;
  1125.           break;
  1126.         default:
  1127.           return;
  1128.       }
  1129.       document.dispatchEvent(new MouseEvent('mouseup'));
  1130.       return false;
  1131.     }
  1132.   }
  1133. }
  1134.  
  1135. function makeDraggable(div) {
  1136.   div.draggable = true;
  1137.   div.addEventListener('dragstart', function(e) {
  1138.     var offsetY = e.offsetY || e.clientY - div.getBoundingClientRect().top;
  1139.     if (offsetY > div.clientHeight - 30)
  1140.       return e.preventDefault();
  1141.  
  1142.     e.dataTransfer.setData('text/plain', '');
  1143.  
  1144.     var dropZone = document.createElement('div');
  1145.     var dropZoneHeight = 400 / div.FYTE.cache.videoWidth * div.FYTE.cache.videoHeight;
  1146.     dropZone.className = 'instant-youtube-dragndrop-placeholder';
  1147.  
  1148.     document.body.addEventListener('dragenter', dragHandler);
  1149.     document.body.addEventListener('dragover', dragHandler);
  1150.     document.body.addEventListener('dragend', dragHandler);
  1151.     document.body.addEventListener('drop', dragHandler);
  1152.     function dragHandler(e) {
  1153.       e.stopImmediatePropagation();
  1154.       e.stopPropagation();
  1155.       e.preventDefault();
  1156.       switch (e.type) {
  1157.         case 'dragover':
  1158.           var playing = div.hasAttribute('playing');
  1159.           var stub = e.target.closest('.instant-youtube-container[stub]') == div.FYTE.stub && div.FYTE.stub;
  1160.           var gizmo = playing && !stub
  1161.                       ? {left:0, top:0, right:innerWidth, bottom:innerHeight}
  1162.                       : (stub || div).getBoundingClientRect();
  1163.           var x = e.clientX, y = e.clientY;
  1164.           var cx = (gizmo.left + gizmo.right) / 2;
  1165.           var cy = (gizmo.top + gizmo.bottom) / 2;
  1166.           var stay = !!stub || y >= cy-200 && y <= cy+200 && x >= cx-200 && x <= cx+200;
  1167.           overrideCSS(dropZone, {
  1168.             top: y < cy || stay ? '0' : 'auto',
  1169.             bottom: y > cy || stay ? '0' : 'auto',
  1170.             left: x < cx || stay ? '0' : 'auto',
  1171.             right: x > cx || stay ? '0' : 'auto',
  1172.             width: playing && stay && stub ? stub.clientWidth+'px' : '400px',
  1173.             height: playing && stay && stub ? stub.clientHeight+'px' : dropZoneHeight + 'px',
  1174.             margin: playing && stay ? 'auto' : '0',
  1175.             position: !playing && stay || stub ? 'absolute' : 'fixed',
  1176.             'background-color': stub ? 'rgba(0,0,255,0.5)' : stay ? 'rgba(255,255,0,0.4)' : 'rgba(0,255,0,0.2)',
  1177.           });
  1178.           adjustPinnedOffset(dropZone, div);
  1179.           (stay && !playing || stub ? (stub || div) : document.body).appendChild(dropZone);
  1180.           break;
  1181.         case 'dragend':
  1182.         case 'drop':
  1183.           var corner = calcPinnedCorner(dropZone);
  1184.           dropZone.remove();
  1185.           dropZone = null;
  1186.           document.body.removeEventListener('dragenter', dragHandler);
  1187.           document.body.removeEventListener('dragover', dragHandler);
  1188.           document.body.removeEventListener('dragend', dragHandler);
  1189.           document.body.removeEventListener('drop', dragHandler);
  1190.           if (e.type == 'dragend')
  1191.             break;
  1192.           if (div.hasAttribute('playing'))
  1193.             (corner ? $(div, '[pin="' + corner + '"]') : div.FYTE.stub).click();
  1194.           else
  1195.             startPlaying(div, {pin: corner});
  1196.       }
  1197.     }
  1198.   });
  1199. }
  1200.  
  1201. function adjustPinnedOffset(el, self, corner) {
  1202.   var offset = 0;
  1203.   $$('.instant-youtube-container[pinned] [pin="' + (corner || calcPinnedCorner(el)) + '"][active]').forEach(function(pin) {
  1204.     var container = pin.closest('[pinned]');
  1205.     if (container != el && container != self) {
  1206.       var bounds = container.getBoundingClientRect();
  1207.       offset = Math.max(offset, el.style.top == '0px' ? bounds.bottom : innerHeight - bounds.top);
  1208.     }
  1209.   });
  1210.   if (offset)
  1211.     el.style[el.style.top == '0px' ? 'top' : 'bottom'] = offset + 'px';
  1212. }
  1213.  
  1214. function calcPinnedCorner(el) {
  1215.   var t = el.style.top != 'auto';
  1216.   var b = el.style.bottom != 'auto';
  1217.   var l = el.style.left != 'auto';
  1218.   var r = el.style.right != 'auto';
  1219.   return t && b && l && r ? '' : (t ? 'top' : 'bottom') + '-' + (l ? 'left' : 'right');
  1220. }
  1221.  
  1222. function constrainPinnedSize(div, width) {
  1223.   var maxWidth = window.innerWidth - 100 |0;
  1224.   var triedExceeding = (width|0) > maxWidth;
  1225.   width = Math.max(200, Math.min(maxWidth, width|0));
  1226.   return {
  1227.     w: width,
  1228.     h: width / div.FYTE.cache.videoWidth * div.FYTE.cache.videoHeight,
  1229.     triedExceeding: triedExceeding,
  1230.   };
  1231. }
  1232.  
  1233. function showOptions(e) {
  1234.   var optionsButton = e.target;
  1235.   translateHTML(optionsButton, 'afterend', '\
  1236.     <div class="instant-youtube-options">\
  1237.       <span>\
  1238.         <label tl style="width: 100% !important;">Size:&nbsp;\
  1239.           <select data-action="size-mode">\
  1240.             <option tl value="Original">Original\
  1241.             <option tl value="Fit to width">Fit to width\
  1242.             <option>360p\
  1243.             <option>480p\
  1244.             <option>720p\
  1245.             <option>1080p\
  1246.             <option tl value="Custom">Custom...\
  1247.           </select>\
  1248.         </label>&nbsp;\
  1249.         <label data-action="size-custom" ' + (resizeMode != 'Custom' ? 'disabled' : '') + '>\
  1250.           <input type="number" min="320" max="9999" tl-placeholder="width" data-action="width" step="1" value="' + (resizeWidth||'') + '">\
  1251.           x\
  1252.           <input type="number" min="240" max="9999" tl-placeholder="height" data-action="height" step="1" value="' + (resizeHeight||'') + '">\
  1253.         </label>\
  1254.       </span>\
  1255.       <label tl="content,title" title="msgStoryboardTip">\
  1256.         <input data-action="storyboard" type="checkbox" ' + (showStoryboard ? 'checked' : '') + '>\
  1257.         msgStoryboard\
  1258.       </label>\
  1259.       <span>\
  1260.         <label tl="content,title" title="msgDirectTip">\
  1261.           <input data-action="direct" type="checkbox" ' + (playDirectly ? 'checked' : '') + '>\
  1262.           msgDirect\
  1263.         </label>\
  1264.         &nbsp;\
  1265.         <label tl="content,title" title="msgDirectTip">\
  1266.           <input data-action="direct-shown" type="checkbox" ' + (playDirectlyShown ? 'checked' : '') + '>\
  1267.           msgDirectShown\
  1268.         </label>\
  1269.       </span>\
  1270.       <label tl="content,title" title="msgSafeTip">\
  1271.         <input data-action="safe" type="checkbox" ' + (skipCustom ? 'checked' : '') + '>\
  1272.         msgSafe\
  1273.       </label>\
  1274.       <table>\
  1275.         <tr>\
  1276.           <td><label tl="content,title" title="msgPinningTip">msgPinning</label></td>\
  1277.           <td>\
  1278.             <select data-action="pinnable">\
  1279.               <option tl value="on">msgPinningOn\
  1280.               <option tl value="hide">msgPinningHover\
  1281.               <option tl value="off">msgPinningOff\
  1282.             </select>\
  1283.           </td>\
  1284.         </tr>\
  1285.         <tr tl="title" title="msgQualityTip">\
  1286.           <td><label tl="content">msgQuality</td>\
  1287.           <td>\
  1288.             <select data-action="quality">\
  1289.               <option value="auto" tl>msgQualityAuto\
  1290.               <option value="tiny">144p\
  1291.               <option value="small">240p\
  1292.               <option value="medium">360p\
  1293.               <option value="large">480p\
  1294.               <option value="hd720">720p\
  1295.               <option value="hd1080">1080p\
  1296.               <option value="hd1440">1440p\
  1297.               <option value="hd2160">2160p (4K)\
  1298.               <option value="hd2880">2880p (5K)\
  1299.               <option value="highres">4320p (8K)\
  1300.             </select>\
  1301.           </td>\
  1302.         </tr>\
  1303.       </table>\
  1304.       <span data-action="buttons">\
  1305.         <button tl data-action="ok">OK</button>\
  1306.         <button tl data-action="cancel">Cancel</button>\
  1307.       </span>\
  1308.     </div>\
  1309.   ');
  1310.   var options = optionsButton.nextElementSibling;
  1311.  
  1312.   options.addEventListener('keydown', function(e) {
  1313.     if (e.target.localName == 'input' &&
  1314.       !e.shiftKey && !e.altKey && !e.metaKey && !e.ctrlKey && e.key.match(/[.,]/))
  1315.       return false;
  1316.   });
  1317.  
  1318.   $(options, '[data-action="size-mode"]').value = resizeMode;
  1319.   $(options, '[data-action="size-mode"]').addEventListener('change', function() {
  1320.     var v = this.value != 'Custom';
  1321.     var e = $(options, '[data-action="size-custom"]');
  1322.     e.children[0].disabled = e.children[1].disabled = v;
  1323.     v ? e.setAttribute('disabled', '') : e.removeAttribute('disabled');
  1324.   });
  1325.  
  1326.   $(options, '[data-action="pinnable"]').value = pinnable;
  1327.  
  1328.   $(options, '[data-action="quality"]').value = playQuality;
  1329.  
  1330.   $(options, '[data-action="buttons"]').addEventListener('click', function(e) {
  1331.     if (e.target.dataset.action != 'ok') {
  1332.       options.remove();
  1333.       return;
  1334.     }
  1335.     var v, shouldAdjust;
  1336.     if (resizeMode != (v = $(options, '[data-action="size-mode"]').value)) {
  1337.       GM_setValue('resize', resizeMode = v);
  1338.       shouldAdjust = true;
  1339.     }
  1340.     if (resizeMode == 'Custom') {
  1341.       var w = $(options, '[data-action="width"]').value |0;
  1342.       var h = $(options, '[data-action="height"]').value |0;
  1343.       if (resizeWidth != w || resizeHeight != h) {
  1344.         updateCustomSize(w, h);
  1345.         GM_setValue('width', resizeWidth);
  1346.         GM_setValue('height', resizeHeight);
  1347.         shouldAdjust = true;
  1348.       }
  1349.     }
  1350.     if (showStoryboard != (v = $(options, '[data-action="storyboard"]').checked)) {
  1351.       GM_setValue('showStoryboard', showStoryboard = v);
  1352.       $$('.instant-youtube-container').forEach(updateHoverHandler);
  1353.     }
  1354.     if (playDirectly != (v = $(options, '[data-action="direct"]').checked)) {
  1355.       GM_setValue('playHTML5', playDirectly = v);
  1356.       if (playDirectlyShown) {
  1357.         var newAltText = _(playDirectly ? 'Play with Youtube player' : 'Play directly (up to 720p)');
  1358.         $$('.instant-youtube-alternative').forEach(function(e) {
  1359.           e.textContent = newAltText;
  1360.         });
  1361.       }
  1362.     }
  1363.     if (playDirectlyShown != (v = $(options, '[data-action="direct-shown"]').checked)) {
  1364.       GM_setValue('playHTML5', playDirectlyShown = v);
  1365.       updateAltPlayerCSS();
  1366.     }
  1367.     if (skipCustom != (v = $(options, '[data-action="safe"]').checked)) {
  1368.       GM_setValue('skipCustom', skipCustom = v);
  1369.     }
  1370.     if (pinnable != (v = $(options, '[data-action="pinnable"]').value)) {
  1371.       GM_setValue('pinnable', pinnable = v);
  1372.     }
  1373.     if (playQuality != (v = $(options, '[data-action="quality"]').value)) {
  1374.       GM_setValue('quality', playQuality = v);
  1375.     }
  1376.  
  1377.     options.remove();
  1378.  
  1379.     if (shouldAdjust)
  1380.       adjustNodes(e, e.target.closest('.instant-youtube-container'));
  1381.   });
  1382. }
  1383.  
  1384. function updateCustomSize(w, h) {
  1385.   resizeWidth = Math.min(9999, Math.max(320, w|0 || resizeWidth|0));
  1386.   resizeHeight = Math.min(9999, Math.max(240, h|0 || resizeHeight|0));
  1387. }
  1388.  
  1389. function updateAltPlayerCSS() {
  1390.   var s = '.instant-youtube-alternative { display:' + (playDirectlyShown ? 'block' : 'none') + '!important}';
  1391.   $('style#instant-youtube-styles').textContent += s;
  1392.   return s;
  1393. }
  1394.  
  1395. function important(cssText) {
  1396.   return cssText.replace(/;/g, '!important;');
  1397. }
  1398.  
  1399. function tryCatch(func) {
  1400.   try {
  1401.     return func();
  1402.   } catch(e) {
  1403.     console.log(e);
  1404.   }
  1405. }
  1406.  
  1407. function getFunctionComment(fn) {
  1408.   return fn.toString().match(/\/\*([\s\S]*?)\*\/\s*\}$/)[1];
  1409. }
  1410.  
  1411. function $(selORnode, sel) {
  1412.   return sel ? selORnode.querySelector(sel)
  1413.              : document.querySelector(selORnode);
  1414. }
  1415.  
  1416. function $$(selORnode, sel) {
  1417.   return Array.prototype.slice.call(
  1418.     sel ? selORnode.querySelectorAll(sel)
  1419.         : document.querySelectorAll(selORnode));
  1420. }
  1421.  
  1422. function $$remove(selORnode, sel) {
  1423.   Array.prototype.forEach.call(
  1424.     sel ? selORnode.querySelectorAll(sel)
  1425.         : document.querySelectorAll(selORnode),
  1426.     function(e) { e.remove() }
  1427.   );
  1428. }
  1429.  
  1430. function overrideCSS(e, params) {
  1431.   var names = Object.keys(params);
  1432.   var style = e.style.cssText.replace(new RegExp('(^|\s|;)(' + names.join('|') + ')(:[^;]+)', 'gi'), '$1');
  1433.   e.style.cssText = style.replace(/[^;]\s*$/, '$&;').replace(/^\s*;\s*/, '') +
  1434.     names.map(function(n) { return n + ':' + params[n] + '!important' }).join(';') + ';';
  1435. }
  1436.  
  1437. // fix dumb Firefox bug
  1438. function floatPadding(node, style, dir) {
  1439.   var padding = style['padding' + dir];
  1440.   if (padding.indexOf('%') < 0)
  1441.     return parseFloat(padding);
  1442.   return parseFloat(padding) * (parseFloat(style.width) || node.clientWidth) / 100;
  1443. }
  1444.  
  1445. function cleanupCache() {
  1446.   GM_listValues().forEach(function(k) {
  1447.     if (k.lastIndexOf('cache-', 0) == 0
  1448.     && Date.now() - Number((tryJSONparse(GM_getValue(k)) || {}).lastUsed || 0) > CACHE_STALE_DURATION) {
  1449.       GM_deleteValue(k);
  1450.     }
  1451.   });
  1452. }
  1453.  
  1454. function tryJSONparse(s) {
  1455.   try { return JSON.parse(s) }
  1456.   catch (e) {}
  1457. }
  1458.  
  1459. function translateHTML(baseElement, place, html) {
  1460.   var tmp = document.createElement('div');
  1461.   tmp.innerHTML = html;
  1462.   $$(tmp, '[tl]').forEach(function(node) {
  1463.     (node.getAttribute('tl') || 'content').split(',').forEach(function(what) {
  1464.       var child, src, tl;
  1465.       if (what == 'content') {
  1466.         for (var i = node.childNodes.length-1, n; (i>=0) && (n=node.childNodes[i]); i--) {
  1467.           if (n.nodeType == Node.TEXT_NODE && n.textContent.trim()) {
  1468.             child = n;
  1469.             break;
  1470.           }
  1471.         }
  1472.       } else
  1473.         child = node.getAttributeNode(what);
  1474.       if (!child)
  1475.         return;
  1476.       src = child.textContent;
  1477.       srcTrimmed = src.trim();
  1478.       tl = src.replace(srcTrimmed, _(srcTrimmed));
  1479.       if (src != tl)
  1480.         child.textContent = tl;
  1481.     });
  1482.   });
  1483.   baseElement.insertAdjacentHTML(place, tmp.innerHTML);
  1484. }
  1485.  
  1486. function initTL(src) {
  1487.   var tlSource = {
  1488.     'watch on Youtube': {
  1489.       'ru': 'открыть на Youtube',
  1490.     },
  1491.     'Play with Youtube player': {
  1492.       'ru': 'Включить плеер Youtube',
  1493.     },
  1494.     'Play directly (up to 720p)': {
  1495.       'ru': 'Включить напрямую (макс. 720p)',
  1496.     },
  1497.     msgAltPlayerHint: {
  1498.       'en': 'Shift-click to use alternative player',
  1499.       'ru': 'Shift-клик для смены типа плеера',
  1500.     },
  1501.     'Options': {
  1502.       'ru': 'Опции',
  1503.     },
  1504.     'Size:': {
  1505.       'ru': 'Размер:',
  1506.     },
  1507.     'Original': {
  1508.       'ru': 'Исходный',
  1509.     },
  1510.     'Fit to width': {
  1511.       'ru': 'На всю ширину',
  1512.     },
  1513.     'Custom...': {
  1514.       'ru': 'Настроить...',
  1515.     },
  1516.     'width': {
  1517.       'ru': 'ширина',
  1518.     },
  1519.     'height': {
  1520.       'ru': 'высота',
  1521.     },
  1522.     msgStoryboard: {
  1523.       'en': 'Storyboard thumbnails on hover',
  1524.       'ru': 'Раскадровка при наведении курсора',
  1525.     },
  1526.     msgStoryboardTip: {
  1527.       'en': 'Show storyboard preview on mouse hover at the bottom',
  1528.       'ru': 'Показывать миникадры при наведении мыши на низ кавер-картинки',
  1529.     },
  1530.     msgDirect: {
  1531.       'en': 'Play directly',
  1532.       'ru': 'Встроенный плеер браузера',
  1533.     },
  1534.     msgDirectTip: {
  1535.       'en': 'Note: Shift-click a thumbnail to use alternative player',
  1536.       'ru': 'Напоминание: удерживайте клавишу Shift при щелчке на картинке для альтернативного плеера',
  1537.     },
  1538.     msgDirectShown: {
  1539.       'en': 'Show under play button',
  1540.       'ru': 'Показывать под кнопкой ►',
  1541.     },
  1542.     msgSafe: {
  1543.       'en': 'Safe (skip videos with enablejsapi=1)',
  1544.       'ru': 'Консервативный режим',
  1545.     },
  1546.     msgSafeTip: {
  1547.       'en': 'Do not process customized videos with enablejsapi=1 parameter (requires page reload)',
  1548.       'ru': 'Не обрабатывать нестандартные видео с параметром enablejsapi=1 (подействует после обновления страницы)',
  1549.     },
  1550.     msgPinning: {
  1551.       'en': 'Corner pinning',
  1552.       'ru': 'Закрепление по углам',
  1553.     },
  1554.     msgPinningTip: {
  1555.       'en': 'Enable corner pinning controls when a video is playing. \nTo restore the video click the active corner pin or the original video placeholder.',
  1556.       'ru': 'Включить шпильки по углам для закрепления видео во время просмотра. \nДля отмены можно нажать еще раз на активированный уголЪ или на заглушку, где исходно было видео',
  1557.     },
  1558.     msgPinningOn: {
  1559.       'en': 'On',
  1560.       'ru': 'Да',
  1561.     },
  1562.     msgPinningHover: {
  1563.       'en': 'On, hover a corner to show',
  1564.       'ru': 'Да, при наведении курсора',
  1565.     },
  1566.     msgPinningOff: {
  1567.       'en': 'Off',
  1568.       'ru': 'Нет',
  1569.     },
  1570.     msgQuality: {
  1571.       'en': 'Youtube quality',
  1572.       'ru': 'Качество youtube',
  1573.     },
  1574.     msgQualityTip: {
  1575.       'en': 'Youtube player video quality',
  1576.       'ru': 'Качество видео в youtube-плеере',
  1577.     },
  1578.     msgQualityAuto: {
  1579.       'en': 'auto',
  1580.       'ru': 'не выбрано',
  1581.     },
  1582.     'OK': {
  1583.       'ru': 'ОК',
  1584.     },
  1585.     'Cancel': {
  1586.       'ru': 'Оменить',
  1587.     },
  1588.   };
  1589.   var browserLang = navigator.language || navigator.languages && navigator.languages[0] || '';
  1590.   var browserLangMajor = browserLang.replace(/-.+/, '');
  1591.   var tl = {};
  1592.   Object.keys(tlSource).forEach(function(k) {
  1593.     var langs = tlSource[k];
  1594.     var text = langs[browserLang] || langs[browserLangMajor];
  1595.     if (text)
  1596.       tl[k] = text;
  1597.   });
  1598.   return function(src) { return tl[src] || src };
  1599. }
  1600.  
  1601. function injectStylesIfNeeded(force) {
  1602.   if (!fytedom[0] && !force)
  1603.     return;
  1604.   var styledom = $('style#instant-youtube-styles');
  1605.   if (styledom) {
  1606.     // move our rules to the end of HEAD to increase CSS specificity
  1607.     if (styledom.nextElementSibling && document.head)
  1608.       document.head.insertBefore(styledom, null);
  1609.     return;
  1610.   }
  1611.   styledom = (document.head || document.documentElement).appendChild(document.createElement('style'));
  1612.   styledom.id = 'instant-youtube-styles';
  1613.   styledom.textContent = important(getFunctionComment(function() { /*
  1614.     .instant-youtube-container {
  1615.       contain: strict;
  1616.       position: relative;
  1617.       overflow: hidden;
  1618.       cursor: pointer;
  1619.       padding: 0;
  1620.       margin: auto;
  1621.       font: normal 14px/1.0 sans-serif, Arial, Helvetica, Verdana;
  1622.       text-align: center;
  1623.       background: black;
  1624.       break-inside: avoid-column;
  1625.     }
  1626.     .instant-youtube-container[disabled] {
  1627.       background: #888;
  1628.     }
  1629.     .instant-youtube-container[disabled] .instant-youtube-storyboard {
  1630.       display: none;
  1631.     }
  1632.     .instant-youtube-container[pinned] {
  1633.       box-shadow: 0 0 30px black;
  1634.     }
  1635.     .instant-youtube-container[playing] {
  1636.       contain: inherit;
  1637.     }
  1638.     .instant-youtube-wrapper {
  1639.       width: 100%;
  1640.       height: 100%;
  1641.     }
  1642.     .instant-youtube-play-button {
  1643.       display: block;
  1644.       position: absolute;
  1645.       width: 85px;
  1646.       height: 60px;
  1647.       left: 0;
  1648.       right: 0;
  1649.       top: 0;
  1650.       bottom: 0;
  1651.       margin: auto;
  1652.     }
  1653.     .instant-youtube-loading-spinner {
  1654.       display: block;
  1655.       position: absolute;
  1656.       width: 20px;
  1657.       height: 20px;
  1658.       left: 0;
  1659.       right: 0;
  1660.       top: 0;
  1661.       bottom: 0;
  1662.       padding: 0;
  1663.       margin: auto;
  1664.       pointer-events: none;
  1665.       background: url("data:image/gif;base64,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");
  1666.     }
  1667.     .instant-youtube-container:hover .ytp-large-play-button-svg {
  1668.       fill: #CC181E;
  1669.     }
  1670.     .instant-youtube-alternative {
  1671.       display: block;
  1672.       position: absolute;
  1673.       width: 20em;
  1674.       height: 20px;
  1675.       top: 50%;
  1676.       left: 0;
  1677.       right: 0;
  1678.       margin: 60px auto;
  1679.       padding: 0;
  1680.       border: none;
  1681.       text-align: center;
  1682.       text-decoration: none;
  1683.       text-shadow: 1px 1px 3px black;
  1684.       font-weight: bold;
  1685.       color: white;
  1686.       z-index: 8;
  1687.       font-weight: normal;
  1688.       font-size: 12px;
  1689.     }
  1690.     .instant-youtube-alternative:hover {
  1691.       text-decoration: underline;
  1692.       color: white;
  1693.       background: transparent;
  1694.     }
  1695.     .instant-youtube-embed {
  1696.       z-index: 10;
  1697.       background: transparent;
  1698.     }
  1699.     .instant-youtube-title {
  1700.       z-index: 20;
  1701.       display: block;
  1702.       position: absolute;
  1703.       width: auto;
  1704.       top: 0;
  1705.       left: 0;
  1706.       right: 0;
  1707.       margin: 0;
  1708.       padding: 7px;
  1709.       border: none;
  1710.       text-shadow: 1px 1px 2px black;
  1711.       text-align: center;
  1712.       text-decoration: none;
  1713.       color: white;
  1714.       background-color: rgba(0, 0, 0, 0.5);
  1715.     }
  1716.     .instant-youtube-title strong {
  1717.       font: bold 14px/1.0 sans-serif, Arial, Helvetica, Verdana;
  1718.     }
  1719.     .instant-youtube-title strong:after {
  1720.       content: " - $tl:'watch on Youtube'";
  1721.       font-weight: normal;
  1722.       margin-right: 1ex;
  1723.     }
  1724.     .instant-youtube-title span {
  1725.       color: inherit;
  1726.     }
  1727.     .instant-youtube-title span:before {
  1728.       content: "(";
  1729.     }
  1730.     .instant-youtube-title span:after {
  1731.       content: ")";
  1732.     }
  1733.     .instant-youtube-title i {
  1734.       opacity: .5;
  1735.       font-style: normal;
  1736.     }
  1737.     @-webkit-keyframes instant-youtube-fadein {
  1738.       from { opacity: 0 }
  1739.       to { opacity: 1 }
  1740.     }
  1741.     @-moz-keyframes instant-youtube-fadein {
  1742.       from { opacity: 0 }
  1743.       to { opacity: 1 }
  1744.     }
  1745.     @keyframes instant-youtube-fadein {
  1746.       from { opacity: 0 }
  1747.       to { opacity: 1 }
  1748.     }
  1749.     .instant-youtube-container:not(:hover) .instant-youtube-title[hidden] {
  1750.       display: none;
  1751.       margin: 0;
  1752.     }
  1753.     .instant-youtube-title:hover {
  1754.       text-decoration: underline;
  1755.     }
  1756.     .instant-youtube-title strong {
  1757.       color: white;
  1758.     }
  1759.     .instant-youtube-options-button {
  1760.       opacity: 0.6;
  1761.       position: absolute;
  1762.       right: 0;
  1763.       bottom: 0;
  1764.       margin: 0;
  1765.       padding: 1.5ex 2ex;
  1766.       font-size: 11px;
  1767.       text-shadow: 1px 1px 2px black;
  1768.       color: white;
  1769.     }
  1770.     .instant-youtube-options-button:hover {
  1771.       opacity: 1;
  1772.       background: rgba(0, 0, 0, 0.5);
  1773.     }
  1774.     .instant-youtube-options {
  1775.       display: flex;
  1776.       position: absolute;
  1777.       right: 0;
  1778.       bottom: 0;
  1779.       margin: 0;
  1780.       padding: 1ex 1ex 2ex 2ex;
  1781.       flex-direction: column;
  1782.       align-items: flex-start;
  1783.       line-height: 1.5;
  1784.       text-align: left;
  1785.       opacity: 1;
  1786.       color: white;
  1787.       background: black;
  1788.       z-index: 999;
  1789.     }
  1790.     .instant-youtube-options * {
  1791.       width: auto;
  1792.       height: auto;
  1793.       margin: 0;
  1794.       padding: 0;
  1795.       font: inherit;
  1796.       font-size: 13px;
  1797.       vertical-align: middle;
  1798.       text-transform: none;
  1799.       text-align: left;
  1800.       border-radius: 0;
  1801.       text-decoration: none;
  1802.       color: white;
  1803.       background: black;
  1804.     }
  1805.     .instant-youtube-options > * {
  1806.       margin-top: 1ex;
  1807.     }
  1808.     .instant-youtube-options table {
  1809.       all: unset;
  1810.       display: table;
  1811.     }
  1812.     .instant-youtube-options tr {
  1813.       all: unset;
  1814.       display: table-row;
  1815.     }
  1816.     .instant-youtube-options td {
  1817.       all: unset;
  1818.       display: table-cell;
  1819.       padding: 2px;
  1820.     }
  1821.     .instant-youtube-options label > * {
  1822.       display: inline;
  1823.     }
  1824.     .instant-youtube-options select {
  1825.       padding: .5ex .25ex;
  1826.       border: 1px solid #444;
  1827.       -webkit-appearance: menulist;
  1828.     }
  1829.     .instant-youtube-options [data-action="size-custom"] input {
  1830.       width: 9ex;
  1831.       padding: .5ex .5ex .4ex;
  1832.       border: 1px solid #666;
  1833.     }
  1834.     .instant-youtube-options [data-action="buttons"] {
  1835.       margin-top: 1em;
  1836.     }
  1837.     .instant-youtube-options button {
  1838.       margin: 0 1ex 0 0;
  1839.       padding: .5ex 2ex;
  1840.       border: 2px solid gray;
  1841.       font-weight: bold;
  1842.     }
  1843.     .instant-youtube-options button:hover {
  1844.       border-color: white;
  1845.     }
  1846.     .instant-youtube-options label[disabled] {
  1847.       opacity: 0.25;
  1848.     }
  1849.     .instant-youtube-storyboard {
  1850.       height: 33%;
  1851.       max-height: 90px;
  1852.       display: block;
  1853.       position: absolute;
  1854.       left: 0;
  1855.       right: 0;
  1856.       bottom: 0;
  1857.       overflow: visible;
  1858.       overflow-x: visible;
  1859.       overflow-y: visible;
  1860.     }
  1861.     .instant-youtube-storyboard:hover {
  1862.       background-color: rgba(0,0,0,0.3);
  1863.     }
  1864.     .instant-youtube-storyboard[disabled] {
  1865.       display:none;
  1866.     }
  1867.     .instant-youtube-storyboard div {
  1868.       display: block;
  1869.       position: absolute;
  1870.       bottom: 0px;
  1871.       pointer-events: none;
  1872.       border: 3px solid #888;
  1873.       box-shadow: 2px 2px 10px black;
  1874.       transition: opacity .25s ease;
  1875.       background-color: transparent;
  1876.       background-origin: content-box;
  1877.       opacity: 0;
  1878.     }
  1879.     .instant-youtube-storyboard:hover div {
  1880.       opacity: 1;
  1881.     }
  1882.     .instant-youtube-container [pin] {
  1883.       position: absolute;
  1884.       width: 0;
  1885.       height: 0;
  1886.       margin: 0;
  1887.       padding: 0;
  1888.       top: auto; bottom: auto; left: auto; right: auto;
  1889.       border-style: solid;
  1890.       transition: opacity 2.5s ease-in, opacity 0.4s ease-out;
  1891.       opacity: 0;
  1892.       z-index: 100;
  1893.     }
  1894.     .instant-youtube-container[playing]:hover [pin]:not([transparent]) {
  1895.       opacity: 1;
  1896.     }
  1897.     .instant-youtube-container[playing] [pin]:hover {
  1898.       cursor: alias;
  1899.       opacity: 1;
  1900.       transition: opacity 0s;
  1901.     }
  1902.     .instant-youtube-container [pin=top-left][active] { border-top-color: green; }
  1903.     .instant-youtube-container [pin=top-left]:hover { border-top-color: #fc0; }
  1904.     .instant-youtube-container [pin=top-left] {
  1905.       top: 0; left: 0;
  1906.       border-width: 10px 10px 0 0;
  1907.       border-color: red transparent transparent transparent;
  1908.     }
  1909.     .instant-youtube-container [pin=top-left][transparent] {
  1910.       border-width: 10px 10px 0 0;
  1911.     }
  1912.     .instant-youtube-container [pin=top-right][active] { border-right-color: green; }
  1913.     .instant-youtube-container [pin=top-right]:hover { border-right-color: #fc0; }
  1914.     .instant-youtube-container [pin=top-right] {
  1915.       top: 0; right: 0;
  1916.       border-width: 0 10px 10px 0;
  1917.       border-color: transparent red transparent transparent;
  1918.     }
  1919.     .instant-youtube-container [pin=top-right][transparent] {
  1920.       border-width: 0 10px 10px 0;
  1921.     }
  1922.     .instant-youtube-container [pin=bottom-right][active] { border-bottom-color: green; }
  1923.     .instant-youtube-container [pin=bottom-right]:hover { border-bottom-color: #fc0; }
  1924.     .instant-youtube-container [pin=bottom-right] {
  1925.       bottom: 0; right: 0;
  1926.       border-width: 0 0 10px 10px;
  1927.       border-color: transparent transparent red transparent;
  1928.     }
  1929.     .instant-youtube-container [pin=bottom-right][transparent] {
  1930.       border-width: 0 0 10px 10px;
  1931.     }
  1932.     .instant-youtube-container [pin=bottom-left][active] { border-left-color: green; }
  1933.     .instant-youtube-container [pin=bottom-left]:hover { border-left-color: #fc0; }
  1934.     .instant-youtube-container [pin=bottom-left] {
  1935.       bottom: 0; left: 0;
  1936.       border-width: 10px 0 0 10px;
  1937.       border-color: transparent transparent transparent red;
  1938.     }
  1939.     .instant-youtube-container [pin=bottom-left][transparent] {
  1940.       border-width: 10px 0 0 10px;
  1941.     }
  1942.     .instant-youtube-dragndrop-placeholder {
  1943.       z-index: 999999999;
  1944.       margin: 0;
  1945.       padding: 0;
  1946.       background: rgba(0, 255, 0, 0.1);
  1947.       border: 2px dotted green;
  1948.       box-sizing: border-box;
  1949.       pointer-events: none;
  1950.     }
  1951.     .instant-youtube-container [size-gripper] {
  1952.       width: 0;
  1953.       position: absolute;
  1954.       top: 0;
  1955.       bottom: 0;
  1956.       cursor: e-resize;
  1957.       border-color: rgba(50,100,255,0.5);
  1958.       border-width: 12px;
  1959.       background: rgba(50,100,255,0.2);
  1960.       z-index: 99;
  1961.       opacity: 0;
  1962.       transition: opacity .1s ease-in-out, border-color .1s ease-in-out;
  1963.     }
  1964.     .instant-youtube-container[pinned*="right"] [size-gripper] {
  1965.       border-style: none none none solid;
  1966.       left: -4px;
  1967.     }
  1968.     .instant-youtube-container[pinned*="left"] [size-gripper] {
  1969.       border-style: none solid none none;
  1970.       right: -4px;
  1971.     }
  1972.     .instant-youtube-container [size-gripper]:hover {
  1973.       opacity: 1;
  1974.     }
  1975.     .instant-youtube-container [size-gripper]:active {
  1976.       opacity: 1;
  1977.       width: auto;
  1978.       left: -4px;
  1979.       right: -4px;
  1980.     }
  1981.     .instant-youtube-container [size-gripper][tried-exceeding] {
  1982.       border-color: rgba(255,0,0,0.5);
  1983.     }
  1984.     .instant-youtube-container [size-gripper][saveAs="global"] {
  1985.       border-color: rgba(0,255,0,0.5);
  1986.     }
  1987.     .instant-youtube-container [size-gripper][saveAs="site"] {
  1988.       border-color: rgba(0,255,255,0.5);
  1989.     }
  1990.     .instant-youtube-container [size-gripper][saveAs="reset"] {
  1991.       border-color: rgba(255,255,0,0.5);
  1992.     }
  1993.     .instant-youtube-container [size-gripper][saveAs="cancel"] {
  1994.       border-color: rgba(255,0,255,0.25);
  1995.     }
  1996.     .instant-youtube-container [size-gripper] > div {
  1997.       white-space: nowrap;
  1998.       color: white;
  1999.       font-weight: normal;
  2000.       line-height: 1.25;
  2001.       text-align: left;
  2002.       position: absolute;
  2003.       top: 50%;
  2004.       padding: 1ex 1em 1ex;
  2005.       background-color: rgba(80,150,255,0.5);
  2006.     }
  2007.     .instant-youtube-container [size-gripper] [save-as="site"] {
  2008.       font-weight: bold;
  2009.       color: yellow;
  2010.     }
  2011.     .instant-youtube-container[pinned*="left"] [size-gripper] > div {
  2012.       right: 0;
  2013.     }
  2014.   */}).replace(/\$tl:'(.+?)'/g, function(m, m1) { return _(m1) })
  2015.   ) +
  2016.   updateAltPlayerCSS();
  2017. }