videojs-contrib-hls.js资源

/** * videojs-contrib-hls * @version 5.11.1 * @copyright 2017 Brightcove, Inc * @license Apache-2.0 */ (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.videojsContribHls = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ /** * @file ad-cue-tags.js */ 'use strict'; Object.defineProperty(exports, '__esModule', { value: true }); var _slicedToArray = (function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i['return']) _i['return'](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError('Invalid attempt to destructure non-iterable instance'); } }; })(); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; } var _globalWindow = require('global/window'); var _globalWindow2 = _interopRequireDefault(_globalWindow); /** * Searches for an ad cue that overlaps with the given mediaTime */ var findAdCue = function findAdCue(track, mediaTime) { var cues = track.cues; for (var i = 0; i < cues.length; i++) { var cue = cues[i]; if (mediaTime >= cue.adStartTime && mediaTime <= cue.adEndTime) { return cue; } } return null; }; var updateAdCues = function updateAdCues(media, track) { var offset = arguments.length <= 2 || arguments[2] === undefined ? 0 : arguments[2]; if (!media.segments) { return; } var mediaTime = offset; var cue = undefined; for (var i = 0; i < media.segments.length; i++) { var segment = media.segments[i]; if (!cue) { // Since the cues will span for at least the segment duration, adding a fudge // factor of half segment duration will prevent duplicate cues from being // created when timing info is not exact (e.g. cue start time initialized // at 10.006677, but next call mediaTime is 10.003332 ) cue = findAdCue(track, mediaTime + segment.duration / 2); } if (cue) { if ('cueIn' in segment) { // Found a CUE-IN so end the cue cue.endTime = mediaTime; cue.adEndTime = mediaTime; mediaTime += segment.duration; cue = null; continue; } if (mediaTime < cue.endTime) { // Already processed this mediaTime for this cue mediaTime += segment.duration; continue; } // otherwise extend cue until a CUE-IN is found cue.endTime += segment.duration; } else { if ('cueOut' in segment) { cue = new _globalWindow2['default'].VTTCue(mediaTime, mediaTime + segment.duration, segment.cueOut); cue.adStartTime = mediaTime; // Assumes tag format to be // #EXT-X-CUE-OUT:30 cue.adEndTime = mediaTime + parseFloat(segment.cueOut); track.addCue(cue); } if ('cueOutCont' in segment) { // Entered into the middle of an ad cue var adOffset = undefined; var adTotal = undefined; // Assumes tag formate to be // #EXT-X-CUE-OUT-CONT:10/30 var _segment$cueOutCont$split$map = segment.cueOutCont.split('/').map(parseFloat); var _segment$cueOutCont$split$map2 = _slicedToArray(_segment$cueOutCont$split$map, 2); adOffset = _segment$cueOutCont$split$map2[0]; adTotal = _segment$cueOutCont$split$map2[1]; cue = new _globalWindow2['default'].VTTCue(mediaTime, mediaTime + segment.duration, ''); cue.adStartTime = mediaTime - adOffset; cue.adEndTime = cue.adStartTime + adTotal; track.addCue(cue); } } mediaTime += segment.duration; } }; exports['default'] = { updateAdCues: updateAdCues, findAdCue: findAdCue }; module.exports = exports['default']; },{"global/window":32}],2:[function(require,module,exports){ /** * @file bin-utils.js */ /** * convert a TimeRange to text * * @param {TimeRange} range the timerange to use for conversion * @param {Number} i the iterator on the range to convert */ 'use strict'; Object.defineProperty(exports, '__esModule', { value: true }); var textRange = function textRange(range, i) { return range.start(i) + '-' + range.end(i); }; /** * format a number as hex string * * @param {Number} e The number * @param {Number} i the iterator */ var formatHexString = function formatHexString(e, i) { var value = e.toString(16); return '00'.substring(0, 2 - value.length) + value + (i % 2 ? ' ' : ''); }; var formatAsciiString = function formatAsciiString(e) { if (e >= 0x20 && e < 0x7e) { return String.fromCharCode(e); } return '.'; }; /** * Creates an object for sending to a web worker modifying properties that are TypedArrays * into a new object with seperated properties for the buffer, byteOffset, and byteLength. * * @param {Object} message * Object of properties and values to send to the web worker * @return {Object} * Modified message with TypedArray values expanded * @function createTransferableMessage */ var createTransferableMessage = function createTransferableMessage(message) { var transferable = {}; Object.keys(message).forEach(function (key) { var value = message[key]; if (ArrayBuffer.isView(value)) { transferable[key] = { bytes: value.buffer, byteOffset: value.byteOffset, byteLength: value.byteLength }; } else { transferable[key] = value; } }); return transferable; }; /** * Returns a unique string identifier for a media initialization * segment. */ var initSegmentId = function initSegmentId(initSegment) { var byterange = initSegment.byterange || { length: Infinity, offset: 0 }; return [byterange.length, byterange.offset, initSegment.resolvedUri].join(','); }; /** * utils to help dump binary data to the console */ var utils = { hexDump: function hexDump(data) { var bytes = Array.prototype.slice.call(data); var step = 16; var result = ''; var hex = undefined; var ascii = undefined; for (var j = 0; j < bytes.length / step; j++) { hex = bytes.slice(j * step, j * step + step).map(formatHexString).join(''); ascii = bytes.slice(j * step, j * step + step).map(formatAsciiString).join(''); result += hex + ' ' + ascii + '\n'; } return result; }, tagDump: function tagDump(tag) { return utils.hexDump(tag.bytes); }, textRanges: function textRanges(ranges) { var result = ''; var i = undefined; for (i = 0; i < ranges.length; i++) { result += textRange(ranges, i) + ' '; } return result; }, createTransferableMessage: createTransferableMessage, initSegmentId: initSegmentId }; exports['default'] = utils; module.exports = exports['default']; },{}],3:[function(require,module,exports){ "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports["default"] = { GOAL_BUFFER_LENGTH: 30, MAX_GOAL_BUFFER_LENGTH: 60, GOAL_BUFFER_L