rx-player
Version:
Canal+ HTML5 Video Player
49 lines (48 loc) • 1.46 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.
*/
/**
* Caching object used to cache initialization segments.
* This allow to have a faster representation switch and faster seeking.
* @class InitializationSegmentCache
*/
class InitializationSegmentCache {
constructor() {
this._cache = new WeakMap();
}
/**
* @param {Object} obj
* @param {*} response
*/
add({ representation, segment }, response) {
if (segment.isInit) {
this._cache.set(representation, response);
}
}
/**
* @param {Object} obj
* @returns {*} response
*/
get({ representation, segment, }) {
if (segment.isInit) {
const value = this._cache.get(representation);
if (value !== undefined) {
return value;
}
}
return null;
}
}
export default InitializationSegmentCache;