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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | 1x 1x 1x 1x 1x 1x 3x 476x 476x 476x 4692x 16x 460x 8x 8x 8x 8x | /**
* The copyright in this software is being made available under the BSD License,
* included below. This software may be subject to other third party and contributor
* rights, including patent rights, and no such rights are granted under this license.
*
* Copyright (c) 2013, Dash Industry Forum.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* * Neither the name of Dash Industry Forum nor the names of its
* contributors may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @classdesc matches and converts xs:duration to seconds
*/
import BaseMatcher from './BaseMatcher.js';
import Constants from '../../../streaming/constants/Constants.js';
import DashConstants from '../../constants/DashConstants.js';
const durationRegex = /^([-])?P(([\d.]*)Y)?(([\d.]*)M)?(([\d.]*)D)?T?(([\d.]*)H)?(([\d.]*)M)?(([\d.]*)S)?/;
const SECONDS_IN_YEAR = 365 * 24 * 60 * 60;
const SECONDS_IN_MONTH = 30 * 24 * 60 * 60;
const SECONDS_IN_DAY = 24 * 60 * 60;
const SECONDS_IN_HOUR = 60 * 60;
const SECONDS_IN_MIN = 60;
class DurationMatcher extends BaseMatcher {
constructor() {
super(
(tagName, attrName, value) => {
const attributeList = [
DashConstants.MIN_BUFFER_TIME, DashConstants.MEDIA_PRESENTATION_DURATION,
DashConstants.MINIMUM_UPDATE_PERIOD, DashConstants.TIMESHIFT_BUFFER_DEPTH, DashConstants.MAX_SEGMENT_DURATION,
DashConstants.MAX_SUBSEGMENT_DURATION, DashConstants.SUGGESTED_PRESENTATION_DELAY, DashConstants.START,
Constants.START_TIME, DashConstants.DURATION
];
const len = attributeList.length;
for (let i = 0; i < len; i++) {
if (attrName === attributeList[i]) {
return durationRegex.test(value);
}
}
return false;
},
str => {
//str = "P10Y10M10DT10H10M10.1S";
const match = durationRegex.exec(str);
let result = (parseFloat(match[3] || 0) * SECONDS_IN_YEAR +
parseFloat(match[5] || 0) * SECONDS_IN_MONTH +
parseFloat(match[7] || 0) * SECONDS_IN_DAY +
parseFloat(match[9] || 0) * SECONDS_IN_HOUR +
parseFloat(match[11] || 0) * SECONDS_IN_MIN +
parseFloat(match[13] || 0));
Iif (match[1] !== undefined) {
result = -result;
}
return result;
}
);
}
}
export default DurationMatcher;
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