237 lines
6.3 KiB
JavaScript
237 lines
6.3 KiB
JavaScript
function arrayMap(array, iter) {
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if (array.map)
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return array.map(iter);
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else {
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var result = [], i;
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for(i = 0; i < array.length; i++)
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result.push(iter(array[i]));
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return result;
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}
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}
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function arraySome(array, iter) {
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if (array.some)
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return array.some(iter);
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else {
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var i;
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for(i = 0; i < array.length; i++)
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if (iter(array[i]))
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return true;
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return false;
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}
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}
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function arrayForEach(array, iter) {
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if (array.forEach)
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array.forEach(iter);
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else {
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var i;
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for(i = 0; i < array.length; i++)
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iter(array[i]);
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}
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}
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function parseTime(time) {
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var parts = time.split(":"), part;
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var r = 0;
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while((part = parts.shift())) {
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r = r * 60 + parseInt(part, 10);
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}
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return r;
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}
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function addPlayer(container, res, chapters) {
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var types = arrayMap(res, function(res) {
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return res.type;
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});
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/* Can we have <audio> or <video> please?
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*
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* Video must be prefered over audio because <audio> can play
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* videos too.
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*/
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var html5player;
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if (arraySome(types, canPlayVideo)) {
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html5player = $('<video controls="controls" autoplay="autoplay"></video>');
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} else if (arraySome(types, canPlayAudio)) {
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html5player = $('<audio controls="controls" autoplay="autoplay"></audio>');
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}
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/* ...install sources */
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if (html5player) {
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arrayForEach(res, function(r) {
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var src = $('<source/>');
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src.attr('src', r.href);
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src.attr('type', r.type);
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html5player.append(src);
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});
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}
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/* Anything else than HTML5? */
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var fallback;
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arrayForEach(res, function(r) {
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if (fallback) /* Got one already */
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return;
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if (r.type === 'audio/mpeg') {
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var movie = '/script/dewplayer-mini.swf?showtime=1&autostart=1&mp3=' + r.href;
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fallback = $('<object type="application/x-shockwave-flash" width="150" height="20">' +
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'<param name="wmode" value="transparent"/>' +
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'<param name="allowScriptAccess" value="always"/>' +
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'<param name="movie"/>' +
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'</object>');
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fallback.attr('data', movie);
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fallback.find('param[name="movie"]').attr('value', movie);
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} else if (r.type === 'video/x-flv') {
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/* Create unique id for multiple containers on one page */
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var containerId = 'flowplayer' + Math.round(Math.random() * 9999);
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fallback = $('<div>Moment bitte</div>');
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fallback.attr('id', containerId);
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/* Defer loading because fallback needs to be appended first, and we want that .js on demand anyway */
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window.setTimeout(function() {
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loadFlowplayer(function() {
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fallback.text('');
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flowplayer(containerId, { src: '/script/flowplayer-3.2.5.swf' },
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{ clip: r.href });
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});
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}, 1);
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}
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});
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/* Add stuff to page */
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if (html5player) {
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if (fallback)
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html5player.append(fallback);
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container.append(html5player);
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if (chapters[0]) {
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var dl = $('<dl class="chapters"></dl>');
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var prevStart;
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chapters.find('chapter').each(function() {
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var title = this.getAttribute('title');
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var start = this.getAttribute('start');
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var href = this.getAttribute('href');
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if (start && start != prevStart) {
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var dt = $('<dt><a href="#"></a></dt>');
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var dt_a = dt.find('a');
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dt_a.text(start);
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dt_a.click(function(ev) {
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ev.preventDefault();
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html5player[0].currentTime = parseTime(start);
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});
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dl.append(dt);
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}
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prevStart = start;
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var dd = $('<dd></dd>');
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if (href) {
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var dd_a = $('<a></a>');
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dd_a.attr('href', href);
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dd_a.text(title);
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dd.append(dd_a);
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} else {
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dd.text(title);
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}
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dl.append(dd);
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});
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container.append(dl);
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}
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} else if (fallback) {
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container.append(fallback);
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} else {
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container.append('<p>Upps, das musst du wohl erstmal herunterladen</p>');
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}
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}
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$(document).ready(function() {
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try {
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/* Iterate over all resources in HTML output */
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$('.resource').each(function() {
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var els = [this];
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var resource = { href: $(this).find('a').attr('href'),
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type: $(this).find('a').attr('type') };
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var poster = $(this).data('poster');
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var preview = $(this).data('preview');
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/* Get all associated alternatives */
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var alternativeEls = $(this).nextUntil('.resource');
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els = els.concat(alternativeEls.toArray());
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var alternatives = alternativeEls.find('a').
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map(function() {
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return { href: $(this).attr('href'),
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type: $(this).attr('type') };
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}).
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toArray();
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var res = [resource].concat(alternatives);
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if (poster)
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res.poster = poster;
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if (preview)
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res.preview = preview;
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/* Check playability */
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if (arraySome(arrayMap(res, function(r) {
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return r.type;
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}), canPlay)) {
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var liEl = $('<li></li>');
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$(this).before(liEl);
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console.log('h4', $(this).parents('h4'));
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var mediaElName = $(this).find('.video-resource').length > 0 ? 'video' : 'audio';
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var mediaEl = $("<" + mediaElName + " controls></" + mediaElName + ">");
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res.forEach(function(r) {
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var sourceEl = $("<source>");
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sourceEl.attr('src', r.href);
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sourceEl.attr('type', r.type);
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mediaEl.append(sourceEl);
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});
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liEl.append(mediaEl);
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var player = mediaEl.podlovewebplayer({
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features: ["current", "progress", "duration", "tracks", "fullscreen", "volume"],
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show: {
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}
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// , res, $(this).find('chapters'));
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});
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console.log("player", player);
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// TODO: FIXME for .video-resource
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console.log("els", els);
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$(els).remove();
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}
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});
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} catch (x) {
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if (console && console.error)
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console.error(x);
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}
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});
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function canPlay(type) {
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return canPlayAudio(type) ||
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canPlayVideo(type) ||
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canFallback(type);
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}
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/**
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* From http://diveintohtml5.org/everything.html
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*/
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function canPlayAudio(type) {
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var a = document.createElement('audio');
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return !!(a.canPlayType &&
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a.canPlayType(type).replace(/no/, ''));
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}
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/**
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* Partially from http://diveintohtml5.org/everything.html
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*
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* But we don't want audio/* as <video>
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*/
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function canPlayVideo(type) {
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var v = document.createElement('video');
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return !!(v.canPlayType &&
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v.canPlayType(type).replace(/no/, '') &&
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!(/^audio\//.test(type)));
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}
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function canFallback(type) {
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return type === 'audio/mpeg' ||
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type === 'video/x-flv';
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}
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