동영상을 반응형으로 만들어주는 자바스크립트

jquery.fitvids.min.js

/*!
* FitVids 1.0
*
* Copyright 2011, Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com
* Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
* Released under the WTFPL license - http://sam.zoy.org/wtfpl/
*
* Date: Thu Sept 01 18:00:00 2011 -0500
*/
(function(a){a.fn.fitVids=function(b){var c={customSelector:null};var e=document.createElement("div"),d=document.getElementsByTagName("base")[0]||document.getElementsByTagName("script")[0];e.className="fit-vids-style";e.innerHTML="<style> .fluid-width-video-wrapper { width: 100%; position: relative; padding: 0; } .fluid-width-video-wrapper iframe, .fluid-width-video-wrapper object, .fluid-width-video-wrapper embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; } </style>";d.parentNode.insertBefore(e,d);if(b){a.extend(c,b)}return this.each(function(){var f=["iframe[src*='player.vimeo.com']","iframe[src*='www.youtube.com']","iframe[src*='www.youtube-nocookie.com']","iframe[src*='www.kickstarter.com']","object","embed"];if(c.customSelector){f.push(c.customSelector)}var g=a(this).find(f.join(","));g.each(function(){var l=a(this);if(this.tagName.toLowerCase()==="embed"&&l.parent("object").length||l.parent(".fluid-width-video-wrapper").length){return}var h=(this.tagName.toLowerCase()==="object"||(l.attr("height")&&!isNaN(parseInt(l.attr("height"),10))))?parseInt(l.attr("height"),10):l.height(),i=!isNaN(parseInt(l.attr("width"),10))?parseInt(l.attr("width"),10):l.width(),j=h/i;if(!l.attr("id")){var k="fitvid"+Math.floor(Math.random()*999999);l.attr("id",k)}l.wrap('<div class="fluid-width-video-wrapper"></div>').parent(".fluid-width-video-wrapper").css("padding-top",(j*100)+"%");l.removeAttr("height").removeAttr("width")})})}})(jQuery);