rx-player
Version:
Canal+ HTML5 Video Player
63 lines • 2.35 kB
TypeScript
/**
* 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 type { ISegment } from "../../manifest";
import type { IChunkTimeInfo } from "../types";
/** Information on future segments. */
export interface INextSegmentsInfos {
/**
* Difference between the latest and the earliest presentation time
* available in that segment. The unit is in the corresponding timescale (see
* `timescale` property).
*/
duration: number;
/**
* Earliest presentation time available in that segment.
* The unit is in the corresponding timescale (see `timescale` property).
*/
time: number;
/**
* Allow to convert `duration` and `time` into seconds by dividing them to
* that value.
* e.g.:
* timeInSeconds = time / timescale
* durationInSeconds = duration / timescale
*
* Expressing those values relative to a "timescale" allows a greater
* precision for the `time` and `duration` values.
*/
timescale: number;
}
/**
* Try to obtain time information from the given data.
* @param {Uint8Array} data
* @param {boolean} isChunked
* @param {Object} segment
* @param {boolean} isLive
* @returns {Object}
*/
export default function extractTimingsInfos(data: Uint8Array, isChunked: boolean, initTimescale: number, segment: ISegment, isLive: boolean): {
/** Possible information on segments after this one. */
nextSegments: INextSegmentsInfos[];
/** Time information on this segment */
chunkInfos: IChunkTimeInfo | null;
/**
* Start time of this segment in the same timescale than the
* initialization segment (so this segment can be patched with this
* precize information).
*/
scaledSegmentTime: number | undefined;
};
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