rx-player
Version:
Canal+ HTML5 Video Player
136 lines (135 loc) • 5.78 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.
*/
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
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.default = initSegmentLoader;
var byte_parsing_1 = require("../../utils/byte_parsing");
var request_1 = require("../../utils/request");
var add_query_string_1 = require("../utils/add_query_string");
var byte_range_1 = require("../utils/byte_range");
/**
* Perform a request for an initialization segment, agnostic to the container.
* @param {string} initialUrl
* @param {Object} segment
* @param {Object} options
* @param {CancellationSignal} cancelSignal
* @param {Object} callbacks
* @returns {Promise}
*/
function initSegmentLoader(initialUrl, segment, options, cancelSignal, callbacks) {
var _a, _b;
var url = initialUrl;
if (((_a = options.cmcdPayload) === null || _a === void 0 ? void 0 : _a.type) === "query") {
url = (0, add_query_string_1.default)(url, options.cmcdPayload.value);
}
var cmcdHeaders = ((_b = options.cmcdPayload) === null || _b === void 0 ? void 0 : _b.type) === "headers" ? options.cmcdPayload.value : undefined;
if (segment.range === undefined) {
return (0, request_1.default)({
url: url,
responseType: "arraybuffer",
headers: cmcdHeaders,
timeout: options.timeout,
connectionTimeout: options.connectionTimeout,
cancelSignal: cancelSignal,
onProgress: callbacks.onProgress,
}).then(function (data) { return ({ resultType: "segment-loaded", resultData: data }); });
}
if (segment.indexRange === undefined) {
return (0, request_1.default)({
url: url,
headers: __assign(__assign({}, cmcdHeaders), { Range: (0, byte_range_1.default)(segment.range) }),
responseType: "arraybuffer",
timeout: options.timeout,
connectionTimeout: options.connectionTimeout,
cancelSignal: cancelSignal,
onProgress: callbacks.onProgress,
}).then(function (data) { return ({ resultType: "segment-loaded", resultData: data }); });
}
// range and indexRange are contiguous (99% of the cases)
if (segment.range[1] + 1 === segment.indexRange[0]) {
return (0, request_1.default)({
url: url,
headers: __assign(__assign({}, cmcdHeaders), { Range: (0, byte_range_1.default)([segment.range[0], segment.indexRange[1]]) }),
responseType: "arraybuffer",
timeout: options.timeout,
connectionTimeout: options.connectionTimeout,
cancelSignal: cancelSignal,
onProgress: callbacks.onProgress,
}).then(function (data) { return ({ resultType: "segment-loaded", resultData: data }); });
}
var rangeRequest$ = (0, request_1.default)({
url: url,
headers: __assign(__assign({}, cmcdHeaders), { Range: (0, byte_range_1.default)(segment.range) }),
responseType: "arraybuffer",
timeout: options.timeout,
connectionTimeout: options.connectionTimeout,
cancelSignal: cancelSignal,
onProgress: callbacks.onProgress,
});
var indexRequest$ = (0, request_1.default)({
url: url,
headers: __assign(__assign({}, cmcdHeaders), { Range: (0, byte_range_1.default)(segment.indexRange) }),
responseType: "arraybuffer",
timeout: options.timeout,
connectionTimeout: options.connectionTimeout,
cancelSignal: cancelSignal,
onProgress: callbacks.onProgress,
});
return Promise.all([rangeRequest$, indexRequest$]).then(function (_a) {
var _b = __read(_a, 2), initData = _b[0], indexData = _b[1];
var data = (0, byte_parsing_1.concat)(new Uint8Array(initData.responseData), new Uint8Array(indexData.responseData));
var sendingTime = Math.min(initData.sendingTime, indexData.sendingTime);
var receivedTime = Math.max(initData.receivedTime, indexData.receivedTime);
return {
resultType: "segment-loaded",
resultData: {
url: url,
responseData: data,
size: initData.size + indexData.size,
requestDuration: receivedTime - sendingTime,
sendingTime: sendingTime,
receivedTime: receivedTime,
},
};
});
}