rx-player
Version:
Canal+ HTML5 Video Player
53 lines (52 loc) • 2.05 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 { parseString } from "../utils";
/**
* Generate "attribute parser" for an encountered `SegmentURL` opening
* tag.
* @param {Object} segmentUrlAttrs
* @param {WebAssembly.Memory} linearMemory
* @returns {Function}
*/
export function generateSegmentUrlAttrParser(segmentUrlAttrs, linearMemory) {
const textDecoder = new TextDecoder();
return function onSegmentUrlAttribute(attr, ptr, len) {
switch (attr) {
case 28 /* AttributeName.Index */:
segmentUrlAttrs.index = parseString(textDecoder, linearMemory.buffer, ptr, len);
break;
case 31 /* AttributeName.IndexRange */: {
const dataView = new DataView(linearMemory.buffer);
segmentUrlAttrs.indexRange = [
dataView.getFloat64(ptr, true),
dataView.getFloat64(ptr + 8, true),
];
break;
}
case 30 /* AttributeName.Media */:
segmentUrlAttrs.media = parseString(textDecoder, linearMemory.buffer, ptr, len);
break;
case 18 /* AttributeName.MediaRange */: {
const dataView = new DataView(linearMemory.buffer);
segmentUrlAttrs.mediaRange = [
dataView.getFloat64(ptr, true),
dataView.getFloat64(ptr + 8, true),
];
break;
}
}
};
}