rx-player
Version:
Canal+ HTML5 Video Player
243 lines (242 loc) • 10.1 kB
JavaScript
"use strict";
/**
* 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.
*/
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.createRepresentationIntermediateRepresentation = createRepresentationIntermediateRepresentation;
var is_null_or_undefined_1 = require("../../../../../utils/is_null_or_undefined");
var BaseURL_1 = require("./BaseURL");
var ContentProtection_1 = require("./ContentProtection");
var SegmentBase_1 = require("./SegmentBase");
var SegmentList_1 = require("./SegmentList");
var SegmentTemplate_1 = require("./SegmentTemplate");
var utils_1 = require("./utils");
/**
* @param {NodeList} representationChildren
* @returns {Object}
*/
function parseRepresentationChildren(representationChildren) {
var children = {
baseURLs: [],
};
var contentProtections = [];
var warnings = [];
for (var i = 0; i < representationChildren.length; i++) {
if (representationChildren[i].nodeType === Node.ELEMENT_NODE) {
var currentElement = representationChildren[i];
switch (currentElement.nodeName) {
case "BaseURL": {
var _a = __read((0, BaseURL_1.default)(currentElement), 2), baseURLObj = _a[0], baseURLWarnings = _a[1];
if (baseURLObj !== undefined) {
children.baseURLs.push(baseURLObj);
}
warnings = warnings.concat(baseURLWarnings);
break;
}
case "InbandEventStream":
if (children.inbandEventStreams === undefined) {
children.inbandEventStreams = [];
}
children.inbandEventStreams.push((0, utils_1.parseScheme)(currentElement));
break;
case "SegmentBase": {
var _b = __read((0, SegmentBase_1.default)(currentElement), 2), segmentBase = _b[0], segmentBaseWarnings = _b[1];
children.segmentBase = segmentBase;
if (segmentBaseWarnings.length > 0) {
warnings = warnings.concat(segmentBaseWarnings);
}
break;
}
case "SegmentList": {
var _c = __read((0, SegmentList_1.default)(currentElement), 2), segmentList = _c[0], segmentListWarnings = _c[1];
warnings = warnings.concat(segmentListWarnings);
children.segmentList = segmentList;
break;
}
case "SegmentTemplate": {
var _d = __read((0, SegmentTemplate_1.default)(currentElement), 2), segmentTemplate = _d[0], segmentTemplateWarnings = _d[1];
warnings = warnings.concat(segmentTemplateWarnings);
children.segmentTemplate = segmentTemplate;
break;
}
case "ContentProtection": {
var _e = __read((0, ContentProtection_1.default)(currentElement), 2), contentProtection = _e[0], contentProtectionWarnings = _e[1];
if (contentProtectionWarnings.length > 0) {
warnings = warnings.concat(contentProtectionWarnings);
}
if (contentProtection !== undefined) {
contentProtections.push(contentProtection);
}
break;
}
case "EssentialProperty":
if ((0, is_null_or_undefined_1.default)(children.essentialProperties)) {
children.essentialProperties = [(0, utils_1.parseScheme)(currentElement)];
}
else {
children.essentialProperties.push((0, utils_1.parseScheme)(currentElement));
}
break;
case "SupplementalProperty":
if ((0, is_null_or_undefined_1.default)(children.supplementalProperties)) {
children.supplementalProperties = [(0, utils_1.parseScheme)(currentElement)];
}
else {
children.supplementalProperties.push((0, utils_1.parseScheme)(currentElement));
}
break;
}
}
}
if (contentProtections.length > 0) {
children.contentProtections = contentProtections;
}
return [children, warnings];
}
/**
* @param {Element} representationElement
* @returns {Array}
*/
function parseRepresentationAttributes(representationElement) {
var attributes = {};
var warnings = [];
var parseValue = (0, utils_1.ValueParser)(attributes, warnings);
for (var i = 0; i < representationElement.attributes.length; i++) {
var attr = representationElement.attributes[i];
switch (attr.name) {
case "audioSamplingRate":
attributes.audioSamplingRate = attr.value;
break;
case "bandwidth":
parseValue(attr.value, {
asKey: "bitrate",
parser: utils_1.parseMPDInteger,
dashName: "bandwidth",
});
break;
case "codecs":
attributes.codecs = attr.value;
break;
case "codingDependency":
parseValue(attr.value, {
asKey: "codingDependency",
parser: utils_1.parseBoolean,
dashName: "codingDependency",
});
break;
case "frameRate":
parseValue(attr.value, {
asKey: "frameRate",
parser: utils_1.parseMaybeDividedNumber,
dashName: "frameRate",
});
break;
case "height":
parseValue(attr.value, {
asKey: "height",
parser: utils_1.parseMPDInteger,
dashName: "height",
});
break;
case "id":
attributes.id = attr.value;
break;
case "maxPlayoutRate":
parseValue(attr.value, {
asKey: "maxPlayoutRate",
parser: utils_1.parseMPDFloat,
dashName: "maxPlayoutRate",
});
break;
case "maximumSAPPeriod":
parseValue(attr.value, {
asKey: "maximumSAPPeriod",
parser: utils_1.parseMPDFloat,
dashName: "maximumSAPPeriod",
});
break;
case "mimeType":
attributes.mimeType = attr.value;
break;
case "profiles":
attributes.profiles = attr.value;
break;
case "qualityRanking":
parseValue(attr.value, {
asKey: "qualityRanking",
parser: utils_1.parseMPDInteger,
dashName: "qualityRanking",
});
break;
case "scte214:supplementalCodecs":
attributes.supplementalCodecs = attr.value;
break;
case "segmentProfiles":
attributes.segmentProfiles = attr.value;
break;
case "width":
parseValue(attr.value, {
asKey: "width",
parser: utils_1.parseMPDInteger,
dashName: "width",
});
break;
case "availabilityTimeOffset":
parseValue(attr.value, {
asKey: "availabilityTimeOffset",
parser: utils_1.parseMPDFloat,
dashName: "availabilityTimeOffset",
});
break;
case "availabilityTimeComplete":
parseValue(attr.value, {
asKey: "availabilityTimeComplete",
parser: utils_1.parseBoolean,
dashName: "availabilityTimeComplete",
});
break;
}
}
if (attributes.bitrate === undefined) {
warnings.push(new utils_1.MPDError("No bitrate found on a Representation"));
}
return [attributes, warnings];
}
/**
* @param {Element} representationElement
* @returns {Array}
*/
function createRepresentationIntermediateRepresentation(representationElement) {
var _a = __read(parseRepresentationChildren(representationElement.childNodes), 2), children = _a[0], childrenWarnings = _a[1];
var _b = __read(parseRepresentationAttributes(representationElement), 2), attributes = _b[0], attrsWarnings = _b[1];
var warnings = childrenWarnings.concat(attrsWarnings);
return [{ children: children, attributes: attributes }, warnings];
}