jellyfin-web/dashboard-ui/scripts/videojsextensions.js
2013-04-04 22:48:44 -07:00

924 lines
25 KiB
JavaScript

var videoJSextension = {
/*
Add our video quality selector button to the videojs controls. This takes
a mandatory jQuery object of the <video> element we are setting up the
videojs video for.
*/
setup_video: function ($video, item, defaults) {
// Add the stop button.
_V_.merge(_V_.ControlBar.prototype.options.components, { StopButton: {} });
var vid_id = $video.attr('id'),
available_res = ['high', 'medium', 'low'],
default_res,
vjs_sources = [], // This will be an array of arrays of objects, see the video.js api documentation for myPlayer.src()
vjs_source = {},
vjs_chapters = [], // This will be an array of arrays of objects, see the video.js api documentation for myPlayer.src()
vjs_chapter = {};
vjs_languages = [], // This will be an array of arrays of objects, see the video.js api documentation for myPlayer.src()
vjs_language = {};
vjs_subtitles = [], // This will be an array of arrays of objects, see the video.js api documentation for myPlayer.src()
vjs_subtitle = {};
// Determine this video's default res (it might not have the globally determined default available)
default_res = available_res[0];
// Put together the videojs source arrays for each available resolution
$.each(available_res, function (i, res) {
vjs_sources[i] = [];
vjs_source = {};
vjs_source.res = res;
vjs_sources[i].push(vjs_source);
});
_V_.ResolutionSelectorButton = _V_.ResolutionSelector.extend({
buttonText: default_res,
availableRes: vjs_sources
});
// Add the resolution selector button.
_V_.merge(_V_.ControlBar.prototype.options.components, { ResolutionSelectorButton: {} });
//chceck if chapters exist and add chapter selector
if (item.Chapters && item.Chapters.length) {
// Put together the videojs source arrays for each available chapter
$.each(item.Chapters, function (i, chapter) {
vjs_chapters[i] = [];
vjs_chapter = {};
vjs_chapter.Name = chapter.Name + " (" + ticks_to_human(chapter.StartPositionTicks) + ")";
vjs_chapter.StartPositionTicks = chapter.StartPositionTicks;
vjs_chapters[i].push(vjs_chapter);
});
_V_.ChapterSelectorButton = _V_.ChapterSelector.extend({
buttonText: '',
Chapters: vjs_chapters
});
// Add the chapter selector button.
_V_.merge(_V_.ControlBar.prototype.options.components, { ChapterSelectorButton: {} });
}
//chceck if langauges exist and add language selector also subtitles
if (item.MediaStreams && item.MediaStreams.length) {
var subCount = 1;
var langCount = 1;
var defaultLanguageIndex = defaults.languageIndex || null;
var defaultSubtitleIndex = defaults.subtitleIndex || 0;
// Put together the videojs source arrays for each available language and subtitle
$.each(item.MediaStreams, function (i, stream) {
var language = stream.Language || '';
if (stream.Type == "Audio") {
vjs_languages[i] = [];
vjs_language = {};
vjs_language.Name = langCount + ": " + language + " " + stream.Codec + " " + stream.Channels + "ch";
vjs_language.index = i;
vjs_languages[i].push(vjs_language);
if (!defaultLanguageIndex) defaultLanguageIndex = stream.Index;
langCount++;
}else if (stream.Type == "Subtitle") {
vjs_subtitles[i] = [];
vjs_subtitle = {};
vjs_subtitle.Name = subCount + ": " + language;
vjs_subtitle.index = i;
vjs_subtitles[i].push(vjs_subtitle);
subCount++;
}
});
if (vjs_languages.length) {
_V_.LanguageSelectorButton = _V_.LanguageSelector.extend({
buttonText: vjs_languages[defaultLanguageIndex][0].Name,
Languages: vjs_languages
});
// Add the language selector button.
_V_.merge(_V_.ControlBar.prototype.options.components, { LanguageSelectorButton: {} });
}
if (vjs_subtitles.length) {
vjs_subtitles[0] = [];
vjs_subtitles[0].push({Name: "Off", index: ''});
_V_.SubtitleSelectorButton = _V_.SubtitleSelector.extend({
buttonText: vjs_subtitles[defaultSubtitleIndex][0].Name,
Subtitles: vjs_subtitles
});
// Add the subtitle selector button.
_V_.merge(_V_.ControlBar.prototype.options.components, { SubtitleSelectorButton: {} });
}
}
}
};
/*
JS for the quality selector in video.js player
*/
/*
Define the base class for the quality selector button.
Most of this code is copied from the _V_.TextTrackButton
class.
https://github.com/zencoder/video-js/blob/master/src/tracks.js#L560)
*/
_V_.ResolutionSelector = _V_.Button.extend({
kind: "quality",
className: "vjs-quality-button",
init: function (player, options) {
this._super(player, options);
// Save the starting resolution as a property of the player object
player.options.currentResolution = this.buttonText;
this.menu = this.createMenu();
if (this.items.length === 0) {
this.hide();
}
},
createMenu: function () {
var menu = new _V_.Menu(this.player);
// Add a title list item to the top
menu.el.appendChild(_V_.createElement("li", {
className: "vjs-menu-title",
innerHTML: _V_.uc(this.kind)
}));
this.items = this.createItems();
// Add menu items to the menu
this.each(this.items, function (item) {
menu.addItem(item);
});
// Add list to element
this.addComponent(menu);
return menu;
},
// Override the default _V_.Button createElement so the button text isn't hidden
createElement: function (type, attrs) {
// Add standard Aria and Tabindex info
attrs = _V_.merge({
className: this.buildCSSClass(),
//innerHTML: '<div><span class="vjs-quality-text">' + this.buttonText + '</span></div>',
role: "button",
tabIndex: 0
}, attrs);
return this._super(type, attrs);
},
// Create a menu item for each text track
createItems: function () {
var items = [];
this.each(this.availableRes, function (res) {
items.push(new _V_.ResolutionMenuItem(this.player, {
label: res[0].res,
src: res
}));
});
return items;
},
buildCSSClass: function () {
return this.className + " vjs-menu-button " + this._super();
},
// Focus - Add keyboard functionality to element
onFocus: function () {
// Show the menu, and keep showing when the menu items are in focus
this.menu.lockShowing();
this.menu.el.style.display = "block";
// When tabbing through, the menu should hide when focus goes from the last menu item to the next tabbed element.
_V_.one(this.menu.el.childNodes[this.menu.el.childNodes.length - 1], "blur", this.proxy(function () {
this.menu.unlockShowing();
}));
},
// Can't turn off list display that we turned on with focus, because list would go away.
onBlur: function () { },
onClick: function () {
/*
When you click the button it adds focus, which will show the menu indefinitely.
So we'll remove focus when the mouse leaves the button.
Focus is needed for tab navigation.
*/
this.one('mouseout', this.proxy(function () {
this.menu.unlockShowing();
this.el.blur();
}));
}
});
/*
Define the base class for the quality menu items
*/
_V_.ResolutionMenuItem = _V_.MenuItem.extend({
init: function (player, options) {
// Modify options for parent MenuItem class's init.
options.selected = (options.label === player.options.currentResolution);
this._super(player, options);
this.player.addEvent('changeRes', _V_.proxy(this, this.update));
},
onClick: function () {
// Check that we are changing to a new quality (not the one we are already on)
if (this.options.label === this.player.options.currentResolution)
return;
var resolutions = new Array();
resolutions['high'] = new Array(1500000, 128000, 1920, 1080);
resolutions['medium'] = new Array(750000, 128000, 1280, 720);
resolutions['low'] = new Array(200000, 128000, 720, 480);
var current_time = this.player.currentTime();
// Set the button text to the newly chosen quality
jQuery(this.player.controlBar.el).find('.vjs-quality-text').html(this.options.label);
// Change the source and make sure we don't start the video over
var currentSrc = this.player.tag.src;
var src = parse_src_url(currentSrc);
var newSrc = "/mediabrowser/" + src.Type + "/" + src.item_id + "/stream." + src.stream + "?audioChannels=" + src.audioChannels + "&audioBitrate=" + resolutions[this.options.src[0].res][1] +
"&videoBitrate=" + resolutions[this.options.src[0].res][0] + "&maxWidth=" + resolutions[this.options.src[0].res][2] + "&maxHeight=" + resolutions[this.options.src[0].res][3] +
"&videoCodec=" + src.videoCodec + "&audioCodec=" + src.audioCodec;
if (this.player.duration() == "Infinity") {
if (currentSrc.indexOf("StartTimeTicks") >= 0) {
var startTimeTicks = currentSrc.match(new RegExp("StartTimeTicks=[0-9]+", "g"));
var start_time = startTimeTicks[0].replace("StartTimeTicks=", "");
newSrc += "&StartTimeTicks=" + Math.floor(parseInt(start_time) + (10000000 * current_time));
} else {
newSrc += "&StartTimeTicks=" + Math.floor(10000000 * current_time);
}
this.player.src(newSrc).one('loadedmetadata', function () {
this.play();
});
} else {
newSrc += "&StartTimeTicks=0";
this.player.src(newSrc).one('loadedmetadata', function () {
this.currentTime(current_time);
this.play();
});
}
// Save the newly selected resolution in our player options property
this.player.options.currentResolution = this.options.label;
// Update the classes to reflect the currently selected resolution
this.player.triggerEvent('changeRes');
},
update: function () {
if (this.options.label === this.player.options.currentResolution) {
this.selected(true);
} else {
this.selected(false);
}
}
});
/*
JS for the chapter selector in video.js player
*/
/*
Define the base class for the chapter selector button.
*/
_V_.ChapterSelector = _V_.Button.extend({
kind: "chapter",
className: "vjs-chapter-button",
init: function (player, options) {
this._super(player, options);
this.menu = this.createMenu();
if (this.items.length === 0) {
this.hide();
}
},
createMenu: function () {
var menu = new _V_.Menu(this.player);
// Add a title list item to the top
menu.el.appendChild(_V_.createElement("li", {
className: "vjs-menu-title",
innerHTML: _V_.uc(this.kind)
}));
this.items = this.createItems();
// Add menu items to the menu
this.each(this.items, function (item) {
menu.addItem(item);
});
// Add list to element
this.addComponent(menu);
return menu;
},
// Override the default _V_.Button createElement so the button text isn't hidden
createElement: function (type, attrs) {
// Add standard Aria and Tabindex info
attrs = _V_.merge({
className: this.buildCSSClass(),
//innerHTML: '<div><span class="vjs-chapter-text">' + this.buttonText + '</span></div>',
role: "button",
tabIndex: 0
}, attrs);
return this._super(type, attrs);
},
// Create a menu item for each chapter
createItems: function () {
var items = [];
this.each(this.Chapters, function (chapter) {
items.push(new _V_.ChapterMenuItem(this.player, {
label: chapter[0].Name,
src: chapter
}));
});
return items;
},
buildCSSClass: function () {
return this.className + " vjs-menu-button " + this._super();
},
// Focus - Add keyboard functionality to element
onFocus: function () {
//find the current chapter and mark it active in the list
//need to determine current position plus the start point of the file to know where we are.
var current_time = this.player.currentTime();
var startTimeTicks = this.player.tag.src.match(new RegExp("StartTimeTicks=[0-9]+", "g"));
var now_ticks = Math.floor(parseInt(startTimeTicks[0].replace("StartTimeTicks=","")) + (10000000 * current_time));
var activeChapter;
this.each(this.Chapters, function (chapter) {
if (now_ticks > chapter[0].StartPositionTicks) {
activeChapter = chapter[0];
}
});
// Save the newly selected chapter in our player options property
this.player.options.currentChapter = activeChapter.Name;
jQuery( this.player.controlBar.el ).find( '.vjs-chapter-button .vjs-menu .vjs-menu-item').removeClass('vjs-selected').each(function(){
if ($(this).html() == activeChapter.Name) $(this).addClass('vjs-selected');
});
// Show the menu, and keep showing when the menu items are in focus
this.menu.lockShowing();
this.menu.el.style.display = "block";
// When tabbing through, the menu should hide when focus goes from the last menu item to the next tabbed element.
_V_.one(this.menu.el.childNodes[this.menu.el.childNodes.length - 1], "blur", this.proxy(function () {
this.menu.unlockShowing();
}));
},
// Can't turn off list display that we turned on with focus, because list would go away.
onBlur: function () { },
onClick: function () {
/*
When you click the button it adds focus, which will show the menu indefinitely.
So we'll remove focus when the mouse leaves the button.
Focus is needed for tab navigation.
*/
this.one('mouseout', this.proxy(function () {
this.menu.unlockShowing();
this.el.blur();
}));
}
});
/*
Define the base class for the chapter menu items
*/
_V_.ChapterMenuItem = _V_.MenuItem.extend({
init: function (player, options) {
// Modify options for parent MenuItem class's init.
//options.selected = ( options.label === player.options.currentResolution );
this._super(player, options);
this.player.addEvent('changeChapter', _V_.proxy(this, this.update));
},
onClick: function () {
// Set the button text to the newly chosen chapter
//jQuery( this.player.controlBar.el ).find( '.vjs-chapter-text' ).html( this.options.label );
if (this.player.duration() == "Infinity") {
var currentSrc = this.player.tag.src;
if (currentSrc.indexOf("StartTimeTicks") >= 0) {
var newSrc = currentSrc.replace(new RegExp("StartTimeTicks=[0-9]+", "g"), "StartTimeTicks=" + this.options.src[0].StartPositionTicks);
} else {
var newSrc = currentSrc += "&StartTimeTicks=" + this.options.src[0].StartPositionTicks;
}
this.player.src(newSrc).one('loadedmetadata', function () {
this.play();
});
} else {
//figure out the time from ticks
var current_time = parseFloat(this.options.src[0].StartPositionTicks) / 10000000;
this.player.currentTime(current_time);
}
// Save the newly selected chapter in our player options property
this.player.options.currentChapter = this.options.label;
// Update the classes to reflect the currently selected chapter
this.player.triggerEvent('changeChapter');
},
update: function () {
if (this.options.label === this.player.options.currentChapter) {
this.selected(true);
} else {
this.selected(false);
}
}
});
/*
JS for the stop button in video.js player
*/
/*
Define the base class for the stop button.
*/
_V_.StopButton = _V_.Button.extend({
kind: "stop",
className: "vjs-stop-button",
init: function (player, options) {
this._super(player, options);
},
buildCSSClass: function () {
return this.className + " vjs-menu-button " + this._super();
},
onClick: function () {
MediaPlayer.stop();
}
});
/*
JS for the subtitle selector in video.js player
*/
/*
Define the base class for the subtitle selector button.
*/
_V_.SubtitleSelector = _V_.Button.extend({
kind: "subtitle",
className: "vjs-subtitle-button",
init: function (player, options) {
this._super(player, options);
// Save the starting subtitle track as a property of the player object
player.options.currentSubtitle = this.buttonText;
this.menu = this.createMenu();
if (this.items.length === 0) {
this.hide();
}
},
createMenu: function () {
var menu = new _V_.Menu(this.player);
// Add a title list item to the top
menu.el.appendChild(_V_.createElement("li", {
className: "vjs-menu-title",
innerHTML: _V_.uc(this.kind)
}));
this.items = this.createItems();
// Add menu items to the menu
this.each(this.items, function (item) {
menu.addItem(item);
});
// Add list to element
this.addComponent(menu);
return menu;
},
// Override the default _V_.Button createElement so the button text isn't hidden
createElement: function (type, attrs) {
// Add standard Aria and Tabindex info
attrs = _V_.merge({
className: this.buildCSSClass(),
//innerHTML: '<div><span class="vjs-chapter-text">' + this.buttonText + '</span></div>',
role: "button",
tabIndex: 0
}, attrs);
return this._super(type, attrs);
},
// Create a menu item for each subtitle
createItems: function () {
var items = [];
this.each(this.Subtitles, function (subtitle) {
if (subtitle && subtitle.length) {
items.push(new _V_.SubtitleMenuItem(this.player, {
label: subtitle[0].Name,
src: subtitle
}));
}
});
return items;
},
buildCSSClass: function () {
return this.className + " vjs-menu-button " + this._super();
},
// Focus - Add keyboard functionality to element
onFocus: function () {
// Show the menu, and keep showing when the menu items are in focus
this.menu.lockShowing();
this.menu.el.style.display = "block";
// When tabbing through, the menu should hide when focus goes from the last menu item to the next tabbed element.
_V_.one(this.menu.el.childNodes[this.menu.el.childNodes.length - 1], "blur", this.proxy(function () {
this.menu.unlockShowing();
}));
},
// Can't turn off list display that we turned on with focus, because list would go away.
onBlur: function () { },
onClick: function () {
/*
When you click the button it adds focus, which will show the menu indefinitely.
So we'll remove focus when the mouse leaves the button.
Focus is needed for tab navigation.
*/
this.one('mouseout', this.proxy(function () {
this.menu.unlockShowing();
this.el.blur();
}));
}
});
/*
Define the base class for the subtitle menu items
*/
_V_.SubtitleMenuItem = _V_.MenuItem.extend({
init: function (player, options) {
// Modify options for parent MenuItem class's init.
options.selected = ( options.label === player.options.currentSubtitle );
this._super(player, options);
this.player.addEvent('changeSubtitle', _V_.proxy(this, this.update));
},
onClick: function () {
// Check that we are changing to a new subtitle (not the one we are already on)
if (this.options.label === this.player.options.currentSubtitle)
return;
var current_time = this.player.currentTime();
// Set the button text to the newly chosen subtitle
jQuery(this.player.controlBar.el).find('.vjs-quality-text').html(this.options.label);
// Change the source and make sure we don't start the video over
var currentSrc = this.player.tag.src;
var src = parse_src_url(currentSrc);
var newSrc = "/mediabrowser/" + src.Type + "/" + src.item_id + "/stream." + src.stream + "?audioChannels=" + src.audioChannels + "&audioBitrate=" + src.audioBitrate +
"&videoBitrate=" + src.videoBitrate + "&maxWidth=" + src.maxWidth + "&maxHeight=" + src.maxHeight +
"&videoCodec=" + src.videoCodec + "&audioCodec=" + src.audioCodec +
"&AudioStreamIndex=" + src.AudioStreamIndex + "&SubtitleStreamIndex=" + this.options.src[0].index;
if (this.player.duration() == "Infinity") {
if (currentSrc.indexOf("StartTimeTicks") >= 0) {
var startTimeTicks = currentSrc.match(new RegExp("StartTimeTicks=[0-9]+", "g"));
var start_time = startTimeTicks[0].replace("StartTimeTicks=", "");
newSrc += "&StartTimeTicks=" + Math.floor(parseInt(start_time) + (10000000 * current_time));
} else {
newSrc += "&StartTimeTicks=" + Math.floor(10000000 * current_time);
}
this.player.src(newSrc).one('loadedmetadata', function () {
this.play();
});
} else {
newSrc += "&StartTimeTicks=0";
this.player.src(newSrc).one('loadedmetadata', function () {
this.currentTime(current_time);
this.play();
});
}
// Save the newly selected subtitle in our player options property
this.player.options.currentSubtitle = this.options.label;
// Update the classes to reflect the currently selected subtitle
this.player.triggerEvent('changeSubtitle');
},
update: function () {
if (this.options.label === this.player.options.currentSubtitle) {
this.selected(true);
} else {
this.selected(false);
}
}
});
/*
JS for the language selector in video.js player
*/
/*
Define the base class for the language selector button.
*/
_V_.LanguageSelector = _V_.Button.extend({
kind: "language",
className: "vjs-language-button",
init: function (player, options) {
this._super(player, options);
// Save the starting language as a property of the player object
player.options.currentLanguage = this.buttonText;
this.menu = this.createMenu();
if (this.items.length === 0) {
this.hide();
}
},
createMenu: function () {
var menu = new _V_.Menu(this.player);
// Add a title list item to the top
menu.el.appendChild(_V_.createElement("li", {
className: "vjs-menu-title",
innerHTML: _V_.uc(this.kind)
}));
this.items = this.createItems();
// Add menu items to the menu
this.each(this.items, function (item) {
menu.addItem(item);
});
// Add list to element
this.addComponent(menu);
return menu;
},
// Override the default _V_.Button createElement so the button text isn't hidden
createElement: function (type, attrs) {
// Add standard Aria and Tabindex info
attrs = _V_.merge({
className: this.buildCSSClass(),
//innerHTML: '<div><span class="vjs-chapter-text">' + this.buttonText + '</span></div>',
role: "button",
tabIndex: 0
}, attrs);
return this._super(type, attrs);
},
// Create a menu item for each subtitle
createItems: function () {
var items = [];
this.each(this.Languages, function (language) {
if (language && language.length) {
items.push(new _V_.LanguageMenuItem(this.player, {
label: language[0].Name,
src: language
}));
}
});
return items;
},
buildCSSClass: function () {
return this.className + " vjs-menu-button " + this._super();
},
// Focus - Add keyboard functionality to element
onFocus: function () {
// Show the menu, and keep showing when the menu items are in focus
this.menu.lockShowing();
this.menu.el.style.display = "block";
// When tabbing through, the menu should hide when focus goes from the last menu item to the next tabbed element.
_V_.one(this.menu.el.childNodes[this.menu.el.childNodes.length - 1], "blur", this.proxy(function () {
this.menu.unlockShowing();
}));
},
// Can't turn off list display that we turned on with focus, because list would go away.
onBlur: function () { },
onClick: function () {
/*
When you click the button it adds focus, which will show the menu indefinitely.
So we'll remove focus when the mouse leaves the button.
Focus is needed for tab navigation.
*/
this.one('mouseout', this.proxy(function () {
this.menu.unlockShowing();
this.el.blur();
}));
}
});
/*
Define the base class for the language menu items
*/
_V_.LanguageMenuItem = _V_.MenuItem.extend({
init: function (player, options) {
// Modify options for parent MenuItem class's init.
options.selected = ( options.label === player.options.currentLanguage );
this._super(player, options);
this.player.addEvent('changeLanguage', _V_.proxy(this, this.update));
},
onClick: function () {
// Check that we are changing to a new language (not the one we are already on)
if (this.options.label === this.player.options.currentLanguage)
return;
// Change the source and make sure we don't start the video over
var currentSrc = this.player.tag.src;
var src = parse_src_url(currentSrc);
var newSrc = "/mediabrowser/" + src.Type + "/" + src.item_id + "/stream." + src.stream + "?audioChannels=" + src.audioChannels + "&audioBitrate=" + src.audioBitrate +
"&videoBitrate=" + src.videoBitrate + "&maxWidth=" + src.maxWidth + "&maxHeight=" + src.maxHeight +
"&videoCodec=" + src.videoCodec + "&audioCodec=" + src.audioCodec +
"&AudioStreamIndex=" + this.options.src[0].index + "&SubtitleStreamIndex=" + src.SubtitleStreamIndex;
if (this.player.duration() == "Infinity") {
if (currentSrc.indexOf("StartTimeTicks") >= 0) {
var startTimeTicks = currentSrc.match(new RegExp("StartTimeTicks=[0-9]+", "g"));
var start_time = startTimeTicks[0].replace("StartTimeTicks=", "");
newSrc += "&StartTimeTicks=" + Math.floor(parseInt(start_time) + (10000000 * current_time));
} else {
newSrc += "&StartTimeTicks=" + Math.floor(10000000 * current_time);
}
this.player.src(newSrc).one('loadedmetadata', function () {
this.play();
});
} else {
newSrc += "&StartTimeTicks=0";
this.player.src(newSrc).one('loadedmetadata', function () {
this.currentTime(current_time);
this.play();
});
}
// Save the newly selected language in our player options property
this.player.options.currentLanguage = this.options.label;
// Update the classes to reflect the currently selected language
this.player.triggerEvent('changeLanguage');
},
update: function () {
if (this.options.label === this.player.options.currentLanguage) {
this.selected(true);
} else {
this.selected(false);
}
}
});