rx-player
Version:
Canal+ HTML5 Video Player
111 lines (110 loc) • 3.62 kB
JavaScript
/**
* Copyright 2015 CANAL+ Group
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import log from "../../../../../../log";
import isNullOrUndefined from "../../../../../../utils/is_null_or_undefined";
/**
* Parse a given <S> element in the MPD under a parsed Node form into a JS
* Object.
* @param {Object} root
* @returns {Object}
*/
export function parseSElementNode(root) {
const parsedS = {};
for (const attributeName of Object.keys(root.attributes)) {
const attributeVal = root.attributes[attributeName];
if (isNullOrUndefined(attributeVal)) {
continue;
}
switch (attributeName) {
case "t": {
const start = parseInt(attributeVal, 10);
if (isNaN(start)) {
log.warn(`DASH: invalid t ("${attributeVal}")`);
}
else {
parsedS.start = start;
}
break;
}
case "d": {
const duration = parseInt(attributeVal, 10);
if (isNaN(duration)) {
log.warn(`DASH: invalid d ("${attributeVal}")`);
}
else {
parsedS.duration = duration;
}
break;
}
case "r": {
const repeatCount = parseInt(attributeVal, 10);
if (isNaN(repeatCount)) {
log.warn(`DASH: invalid r ("${attributeVal}")`);
}
else {
parsedS.repeatCount = repeatCount;
}
break;
}
}
}
return parsedS;
}
/**
* Parse a given <S> element in the MPD under an `Element` form into a JS
* Object.
* @param {Element} root
* @returns {Object}
*/
export function parseSHTMLElement(root) {
const parsedS = {};
for (let j = 0; j < root.attributes.length; j++) {
const attribute = root.attributes[j];
switch (attribute.name) {
case "t": {
const start = parseInt(attribute.value, 10);
if (isNaN(start)) {
log.warn(`DASH: invalid t ("${attribute.value}")`);
}
else {
parsedS.start = start;
}
break;
}
case "d": {
const duration = parseInt(attribute.value, 10);
if (isNaN(duration)) {
log.warn(`DASH: invalid d ("${attribute.value}")`);
}
else {
parsedS.duration = duration;
}
break;
}
case "r": {
const repeatCount = parseInt(attribute.value, 10);
if (isNaN(repeatCount)) {
log.warn(`DASH: invalid r ("${attribute.value}")`);
}
else {
parsedS.repeatCount = repeatCount;
}
break;
}
}
}
return parsedS;
}