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May 27, 2021 09:03
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"use strict"; | |
Object.defineProperty(exports, "__esModule", { | |
value: true | |
}); | |
exports.default = void 0; | |
var _video = _interopRequireDefault(require("video.js")); | |
var _document = _interopRequireDefault(require("global/document")); | |
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } | |
/*! @name videojs-contrib-quality-levels @version 2.1.0 @license Apache-2.0 */ | |
function _inheritsLoose(subClass, superClass) { | |
subClass.prototype = Object.create(superClass.prototype); | |
subClass.prototype.constructor = subClass; | |
subClass.__proto__ = superClass; | |
} | |
function _assertThisInitialized(self) { | |
if (self === void 0) { | |
throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); | |
} | |
return self; | |
} | |
/** | |
* A single QualityLevel. | |
* | |
* interface QualityLevel { | |
* readonly attribute DOMString id; | |
* attribute DOMString label; | |
* readonly attribute long width; | |
* readonly attribute long height; | |
* readonly attribute long bitrate; | |
* attribute boolean enabled; | |
* }; | |
* | |
* @class QualityLevel | |
*/ | |
var QualityLevel = | |
/** | |
* Creates a QualityLevel | |
* | |
* @param {Representation|Object} representation The representation of the quality level | |
* @param {string} representation.id Unique id of the QualityLevel | |
* @param {number=} representation.width Resolution width of the QualityLevel | |
* @param {number=} representation.height Resolution height of the QualityLevel | |
* @param {number} representation.bandwidth Bitrate of the QualityLevel | |
* @param {Function} representation.enabled Callback to enable/disable QualityLevel | |
*/ | |
function QualityLevel(representation) { | |
var level = this; // eslint-disable-line | |
if (_video.default.browser.IS_IE8) { | |
level = _document.default.createElement('custom'); | |
for (var prop in QualityLevel.prototype) { | |
if (prop !== 'constructor') { | |
level[prop] = QualityLevel.prototype[prop]; | |
} | |
} | |
} | |
level.id = representation.id; | |
level.label = level.id; | |
level.width = representation.width; | |
level.height = representation.height; | |
level.bitrate = representation.bandwidth; | |
level.enabled_ = representation.enabled; | |
Object.defineProperty(level, 'enabled', { | |
/** | |
* Get whether the QualityLevel is enabled. | |
* | |
* @return {boolean} True if the QualityLevel is enabled. | |
*/ | |
get: function get() { | |
return level.enabled_(); | |
}, | |
/** | |
* Enable or disable the QualityLevel. | |
* | |
* @param {boolean} enable true to enable QualityLevel, false to disable. | |
*/ | |
set: function set(enable) { | |
level.enabled_(enable); | |
} | |
}); | |
return level; | |
}; | |
/** | |
* A list of QualityLevels. | |
* | |
* interface QualityLevelList : EventTarget { | |
* getter QualityLevel (unsigned long index); | |
* readonly attribute unsigned long length; | |
* readonly attribute long selectedIndex; | |
* | |
* void addQualityLevel(QualityLevel qualityLevel) | |
* void removeQualityLevel(QualityLevel remove) | |
* QualityLevel? getQualityLevelById(DOMString id); | |
* | |
* attribute EventHandler onchange; | |
* attribute EventHandler onaddqualitylevel; | |
* attribute EventHandler onremovequalitylevel; | |
* }; | |
* | |
* @extends videojs.EventTarget | |
* @class QualityLevelList | |
*/ | |
var QualityLevelList = /*#__PURE__*/function (_videojs$EventTarget) { | |
_inheritsLoose(QualityLevelList, _videojs$EventTarget); | |
function QualityLevelList() { | |
var _this; | |
_this = _videojs$EventTarget.call(this) || this; | |
var list = _assertThisInitialized(_assertThisInitialized(_this)); // eslint-disable-line | |
if (_video.default.browser.IS_IE8) { | |
list = _document.default.createElement('custom'); | |
for (var prop in QualityLevelList.prototype) { | |
if (prop !== 'constructor') { | |
list[prop] = QualityLevelList.prototype[prop]; | |
} | |
} | |
} | |
list.levels_ = []; | |
list.selectedIndex_ = -1; | |
/** | |
* Get the index of the currently selected QualityLevel. | |
* | |
* @returns {number} The index of the selected QualityLevel. -1 if none selected. | |
* @readonly | |
*/ | |
Object.defineProperty(list, 'selectedIndex', { | |
get: function get() { | |
return list.selectedIndex_; | |
} | |
}); | |
/** | |
* Get the length of the list of QualityLevels. | |
* | |
* @returns {number} The length of the list. | |
* @readonly | |
*/ | |
Object.defineProperty(list, 'length', { | |
get: function get() { | |
return list.levels_.length; | |
} | |
}); | |
return list || _assertThisInitialized(_this); | |
} | |
/** | |
* Adds a quality level to the list. | |
* | |
* @param {Representation|Object} representation The representation of the quality level | |
* @param {string} representation.id Unique id of the QualityLevel | |
* @param {number=} representation.width Resolution width of the QualityLevel | |
* @param {number=} representation.height Resolution height of the QualityLevel | |
* @param {number} representation.bandwidth Bitrate of the QualityLevel | |
* @param {Function} representation.enabled Callback to enable/disable QualityLevel | |
* @return {QualityLevel} the QualityLevel added to the list | |
* @method addQualityLevel | |
*/ | |
var _proto = QualityLevelList.prototype; | |
_proto.addQualityLevel = function addQualityLevel(representation) { | |
var qualityLevel = this.getQualityLevelById(representation.id); // Do not add duplicate quality levels | |
if (qualityLevel) { | |
return qualityLevel; | |
} | |
var index = this.levels_.length; | |
qualityLevel = new QualityLevel(representation); | |
if (!('' + index in this)) { | |
Object.defineProperty(this, index, { | |
get: function get() { | |
return this.levels_[index]; | |
} | |
}); | |
} | |
this.levels_.push(qualityLevel); | |
this.trigger({ | |
qualityLevel: qualityLevel, | |
type: 'addqualitylevel' | |
}); | |
return qualityLevel; | |
}; | |
/** | |
* Removes a quality level from the list. | |
* | |
* @param {QualityLevel} remove QualityLevel to remove to the list. | |
* @return {QualityLevel|null} the QualityLevel removed or null if nothing removed | |
* @method removeQualityLevel | |
*/ | |
_proto.removeQualityLevel = function removeQualityLevel(qualityLevel) { | |
var removed = null; | |
for (var i = 0, l = this.length; i < l; i++) { | |
if (this[i] === qualityLevel) { | |
removed = this.levels_.splice(i, 1)[0]; | |
if (this.selectedIndex_ === i) { | |
this.selectedIndex_ = -1; | |
} else if (this.selectedIndex_ > i) { | |
this.selectedIndex_--; | |
} | |
break; | |
} | |
} | |
if (removed) { | |
this.trigger({ | |
qualityLevel: qualityLevel, | |
type: 'removequalitylevel' | |
}); | |
} | |
return removed; | |
}; | |
/** | |
* Searches for a QualityLevel with the given id. | |
* | |
* @param {string} id The id of the QualityLevel to find. | |
* @return {QualityLevel|null} The QualityLevel with id, or null if not found. | |
* @method getQualityLevelById | |
*/ | |
_proto.getQualityLevelById = function getQualityLevelById(id) { | |
for (var i = 0, l = this.length; i < l; i++) { | |
var level = this[i]; | |
if (level.id === id) { | |
return level; | |
} | |
} | |
return null; | |
}; | |
/** | |
* Resets the list of QualityLevels to empty | |
* | |
* @method dispose | |
*/ | |
_proto.dispose = function dispose() { | |
this.selectedIndex_ = -1; | |
this.levels_.length = 0; | |
}; | |
return QualityLevelList; | |
}(_video.default.EventTarget); | |
/** | |
* change - The selected QualityLevel has changed. | |
* addqualitylevel - A QualityLevel has been added to the QualityLevelList. | |
* removequalitylevel - A QualityLevel has been removed from the QualityLevelList. | |
*/ | |
QualityLevelList.prototype.allowedEvents_ = { | |
change: 'change', | |
addqualitylevel: 'addqualitylevel', | |
removequalitylevel: 'removequalitylevel' | |
}; // emulate attribute EventHandler support to allow for feature detection | |
for (var event in QualityLevelList.prototype.allowedEvents_) { | |
QualityLevelList.prototype['on' + event] = null; | |
} | |
var version = "2.1.0"; | |
var registerPlugin = _video.default.registerPlugin || _video.default.plugin; | |
/** | |
* Initialization function for the qualityLevels plugin. Sets up the QualityLevelList and | |
* event handlers. | |
* | |
* @param {Player} player Player object. | |
* @param {Object} options Plugin options object. | |
* @function initPlugin | |
*/ | |
var initPlugin = function initPlugin(player, options) { | |
var originalPluginFn = player.qualityLevels; | |
var qualityLevelList = new QualityLevelList(); | |
var disposeHandler = function disposeHandler() { | |
qualityLevelList.dispose(); | |
player.qualityLevels = originalPluginFn; | |
player.off('dispose', disposeHandler); | |
}; | |
player.on('dispose', disposeHandler); | |
player.qualityLevels = function () { | |
return qualityLevelList; | |
}; | |
player.qualityLevels.VERSION = version; | |
return qualityLevelList; | |
}; | |
/** | |
* A video.js plugin. | |
* | |
* In the plugin function, the value of `this` is a video.js `Player` | |
* instance. You cannot rely on the player being in a "ready" state here, | |
* depending on how the plugin is invoked. This may or may not be important | |
* to you; if not, remove the wait for "ready"! | |
* | |
* @param {Object} options Plugin options object | |
* @function qualityLevels | |
*/ | |
var qualityLevels = function qualityLevels(options) { | |
return initPlugin(this, _video.default.mergeOptions({}, options)); | |
}; // Register the plugin with video.js. | |
registerPlugin('qualityLevels', qualityLevels); // Include the version number. | |
qualityLevels.VERSION = version; | |
var _default = qualityLevels; | |
exports.default = _default; |
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