mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-14 15:56:38 +03:00
Percy Tse
f09616fb41
An async process handles the appending of partial segments for LL-DASH. This fixes the caller to wait on the results, so that partial segments are always appended in order. Fixes #3404
52 lines
1.5 KiB
JavaScript
52 lines
1.5 KiB
JavaScript
/*! @license
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* Shaka Player
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* Copyright 2016 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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goog.provide('shaka.util.Networking');
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goog.require('shaka.net.NetworkingEngine');
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/**
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* A collection of shared utilities that bridge the gap between our networking
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* code and the other parts of our code base. This is to allow
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* |shaka.net.NetworkingEngine| to remain general.
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*
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* @final
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*/
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shaka.util.Networking = class {
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/**
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* Create a request message for a segment. Providing |start| and |end|
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* will set the byte range. A non-zero start must be provided for |end| to
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* be used.
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*
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* @param {!Array.<string>} uris
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* @param {?number} start
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* @param {?number} end
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* @param {shaka.extern.RetryParameters} retryParameters
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* @param {?function(BufferSource):!Promise=} streamDataCallback
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* @return {shaka.extern.Request}
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*/
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static createSegmentRequest(uris, start, end, retryParameters,
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streamDataCallback) {
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const request = shaka.net.NetworkingEngine.makeRequest(
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uris, retryParameters, streamDataCallback);
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if (start == 0 && end == null) {
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// This is a request for the entire segment. The Range header is not
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// required. Note that some web servers don't accept Range headers, so
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// don't set one if it's not strictly required.
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} else {
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if (end) {
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request.headers['Range'] = 'bytes=' + start + '-' + end;
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} else {
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request.headers['Range'] = 'bytes=' + start + '-';
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}
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}
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return request;
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}
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};
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