Modifies Youtube HTML5 embedded videos, Forces all videos to a larger size (1024x576) or (720x405), With options for: Https, Hide Annotations and Hide Related.
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// ==UserScript==
// @name Youtube Embed Tweak HTML5
// @namespace embedtweak
// @icon http://i.imgur.com/JyEgdDl.png
// @description Modifies Youtube HTML5 embedded videos, Forces all videos to a larger size (1024x576) or (720x405), With options for: Https, Hide Annotations and Hide Related.
// @version 1.6 (16 August 2015)
// @include http*
// @exclude *liveleak.com*
// @exclude *.youtube.com/*
// @grant none
// ==/UserScript==
//
// Set variables below
//
// Set Video Size, with a 16:9 preset, Large (1024x576) medium (720x405) or Set size in percentage, for a video size as a percantage of the container size.
var videosize = 'medium';
// or
//var videosize = '50%';
// nochangeurl must be set to no for player settings to work. yes = default url and no = modified url, size is always modified.
var nochangeurl = 'no';
// Show youtube logo, yes or no
var ytlogo = 'no';
// Show annoations yes or no.
var annotation = 'no';
// Show Related videos at end of playback, yes or no.
var related = 'no';
// Force https option, yes or no
var ssl = 'yes';
//
//
////////////////////////////////////////////////
// No need to modify anything past this point //
////////////////////////////////////////////////
var ob = new MutationObserver(function(mutations){
for (var m, i=0; i<mutations.length && (m=mutations[i]); i++)
for (var nodes=m.addedNodes, n, j=0; j<nodes.length && (n=nodes[j]); j++) // code thanks to wOxxOm
if (n.nodeType == Node.ELEMENT_NODE)
embedTweak(n);
});
ob.observe(document, {subtree:true, childList:true});
if (document.body)
embedTweak(document.body);
function embedTweak(node) {
var i,j,k,index;
var video_id,video_url,video_link;
var risky_elements,risky_attributes,risky_node;
var risky_tags = [
'object',
'embed',
'iframe'
];
var bad_elements = [
];
var bad_ids = [
];
for (i = 0; i < risky_tags.length; i++) {
risky_elements = node.getElementsByTagName(risky_tags[i]);
for (j = 0; j < risky_elements.length; j++) {
index = 0;
risky_attributes = risky_elements[j].attributes;
for (k = 0; k < risky_attributes.length; k++) {
risky_node = risky_attributes[k].nodeValue;
if (risky_node.indexOf('youtube.com') >= 0) {
risky_elements[j].style.display = 'none';
if (risky_node.indexOf('/v/') >= 0) {
index = risky_node.indexOf('/v/') + 3;
} else if (risky_node.indexOf('?v=') >= 0) {
index = risky_node.indexOf('?v=') + 3;
} else if (risky_node.indexOf('/embed/') >= 0) {
index = risky_node.indexOf('/embed/') + 7;
}
if (index > 0) {
video_id = risky_node.substring(index, index + 11);
bad_elements.push(risky_elements[j]);
bad_ids.push(video_id);
}
break;
}
}
}
}
for (i = 0; i < bad_ids.length; i++) {
video_id = bad_ids[i];
if (nochangeurl == 'yes') {
video_url = 'http://www.youtube.com/embed/' + video_id;
}
else {
if (ssl == 'yes') {
protid = 'https://'
}
if (ssl == 'no') {
protid = 'http://'
}
if (annotation == 'no') {
ivid = 'iv_load_policy=3&';
}
if (annotation == 'yes') {
ivid = 'iv_load_policy=1&';
}
if (related == 'no') {
relatedid = 'rel=0&';
}
if (related == 'yes') {
relatedid = 'rel=1&';
}
if (ytlogo == 'no') {
ytlogoid = 'modestbranding=1&';
}
if (ytlogo == 'yes') {
ytlogoid = 'modestbranding=0&';
}
video_url = protid + 'www.youtube.com/embed/' + video_id + '?' + ivid + relatedid + ytlogoid;
}
video_link = document.createElement('iframe');
video_link.setAttribute('src', video_url);
if (vsm = videosize.match(/^\s*(\d+)%\s*$/)) { // percentage size code thanks to wOxxOm
var parent = bad_elements[i].parentNode;
while (parent) {
available_width = parent.offsetWidth || parent.clientWidth;
if (available_width > 0) {
video_link.width = available_width * vsm[1] / 100;
video_link.height = Math.floor(video_link.width / 16 * 9);
break;
}
parent = parent.parentNode;
}
}
if (videosize == 'large') {
video_link.width = '1024';
video_link.height = '576';
}
if (videosize == 'medium') {
video_link.width = '720';
video_link.height = '405';
}
video_link.setAttribute('frameborder', '0');
video_link.setAttribute('allowfullscreen', '1');
bad_elements[i].parentNode.replaceChild(video_link, bad_elements[i]);
}
}