// ==UserScript==// @name               YouTube Thumbnail Enlarger// @namespace          https://greasyfork.org/en/users/10118-drhouse// @version            1.0// @description        Hover over YouTube video thumbnails to retrieve their stored zoomed and expanded full quality size of 480x360px// @include            https://www.youtube.com/*// @require            http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js// @author             drhouse// ==/UserScript==$(document).ready(function () {var prevWidth;var prevHeight;$("div.thumb-wrapper").hover(function(e){ //video.. relatedvar url = $(this).find("img").attr('src');var c = $(this).parent().find('span.title').text();var thumb = url.split("?")[0];console.log("url: " + url);$("body").append("<p id='preview'><img src='"+ thumb +"' alt='Image preview' />"+ c +"</p>");$('#preview').css('position','absolute').css('color','white').css('padding','8px').css('font','100% Arial').css('border','1px solid #fff').css('background','#191919').css('z-index','19999999999');var $img = $('#preview > img');$img.on('load', function(){prevWidth = $(this).width();prevHeight = $(this).height();$('#preview').css('width', prevWidth);$('#preview').css('height', prevHeight+30);});$('#preview').css('width', prevWidth);$('#preview').css('word-wrap','break-word');var rtx = ($(window).width() - ($( this ).find('img').offset().left + $( this ).find('img').outerWidth()));var rty = ($(window).height() - ($( this ).find('img').offset().top + $( this ).find('img').outerHeight()));var viewportWidth = $(window).width();var viewportHeight = $(window).height();var viewportWidthCenter = viewportWidth/2;var viewportHeightCenter = viewportHeight/2;var xOffset;var yOffset;if (rty >= viewportHeightCenter){xOffset = -500;yOffset = 30;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");} else {xOffset = -500;yOffset = $('#preview').height() + 10;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");}},function(){this.title = this.t;$("#preview").remove();});$("div.yt-lockup-thumbnail").hover(function(e){ //user ... videosvar url = $(this).find("img").attr('src');var c = $(this).parent().find('a').text();var thumb = url.split("?")[0];console.log("url: " + url);$("body").append("<p id='preview'><img src='"+ thumb +"' alt='Image preview' />"+ c +"</p>");$('#preview').css('position','absolute').css('color','white').css('padding','8px').css('font','100% Arial').css('border','1px solid #fff').css('background','#191919').css('z-index','19999999999');var $img = $('#preview > img');$img.on('load', function(){prevWidth = $(this).width();prevHeight = $(this).height();$('#preview').css('width', prevWidth);$('#preview').css('height', prevHeight+30);});$('#preview').css('width', prevWidth);$('#preview').css('word-wrap','break-word');var rtx = ($(window).width() - ($( this ).find('img').offset().left + $( this ).find('img').outerWidth()));var rty = ($(window).height() - ($( this ).find('img').offset().top + $( this ).find('img').outerHeight()));var viewportWidth = $(window).width();var viewportHeight = $(window).height();var viewportWidthCenter = viewportWidth/2;var viewportHeightCenter = viewportHeight/2;var xOffset;var yOffset;if (rty >= viewportHeightCenter){xOffset = -500;yOffset = 30;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");} else {xOffset = -500;yOffset = $('#preview').height() + 10;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");}},function(){this.title = this.t;$("#preview").remove();});$("div.yt-lockup-thumbnail.contains-addto").hover(function(e){ //subscriptionsvar url = $(this).find("a > div > span > img").attr('src');var c = $(this).parent().find('div.yt-lockup-content > div.yt-lockup-description.yt-ui-ellipsis.yt-ui-ellipsis-2').text();var thumb = url.split("?")[0];console.log("url: " + url);$("body").append("<p id='preview'><img src='"+ thumb +"' alt='Image preview' />"+ c +"</p>");$('#preview').css('position','absolute').css('color','white').css('padding','8px').css('font','80% Arial').css('border','1px solid #fff').css('background','#191919').css('z-index','19999999999');var $img = $('#preview > img');$img.on('load', function(){prevWidth = $(this).width();prevHeight = $(this).height();$('#preview').css('width', prevWidth);$('#preview').css('height', prevHeight+30);});$('#preview').css('width', prevWidth);$('#preview').css('word-wrap','break-word');var rtx = ($(window).width() - ($( this ).find('img').offset().left + $( this ).find('img').outerWidth()));var rty = ($(window).height() - ($( this ).find('img').offset().top + $( this ).find('img').outerHeight()));var viewportWidth = $(window).width();var viewportHeight = $(window).height();var viewportWidthCenter = viewportWidth/2;var viewportHeightCenter = viewportHeight/2;var xOffset;var yOffset;if (rty >= viewportHeightCenter){xOffset = -500;yOffset = 30;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");} else {xOffset = -500;yOffset = $('#preview').height() + 10;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");}},function(){this.title = this.t;$("#preview").remove();});$("li.yt-uix-scroller-scroll-unit").hover(function(e){ //playlistsvar url = $(this).attr('data-thumbnail-url');var c = $(this).attr('data-video-title');var thumb = url.split("?")[0];$("body").append("<p id='preview'><img src='"+ thumb +"' alt='Image preview' />"+ c +"</p>");$('#preview').css('position','absolute').css('color','white').css('padding','8px').css('font','90% Arial').css('border','1px solid #fff').css('background','#191919').css('z-index','999');var $img = $('#preview > img');$img.on('load', function(){prevWidth = $(this).width();prevHeight = $(this).height();$('#preview').css('width', prevWidth);$('#preview').css('height', prevHeight+30);});$('#preview').css('width', prevWidth);$('#preview').css('word-wrap','break-word');var rtx = ($(window).width() - ($( this ).find('img').offset().left + $( this ).find('img').outerWidth()));var rty = ($(window).height() - ($( this ).find('img').offset().top + $( this ).find('img').outerHeight()));var viewportWidth = $(window).width();var viewportHeight = $(window).height();var viewportWidthCenter = viewportWidth/2;var viewportHeightCenter = viewportHeight/2;var xOffset;var yOffset;if (rty >= viewportHeightCenter){xOffset = -500;yOffset = 30;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");} else {xOffset = -500;yOffset = $('#preview').height() + 10;$("#preview").css("top",(e.pageY - yOffset) + "px").css("left",(e.pageX + xOffset) + "px").fadeIn("fast");}},function(){this.title = this.t;$("#preview").remove();});});