rx-player
Version:
Canal+ HTML5 Video Player
78 lines (77 loc) • 2.77 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 eme from "../../../../compat/eme";
import isNullOrUndefined from "../../../../utils/is_null_or_undefined";
import { ProberStatus } from "../types";
/**
* @param {Object} config
* @returns {Promise}
*/
export default function probeHDCPPolicy(config) {
if (isNullOrUndefined(eme.requestMediaKeySystemAccess)) {
return Promise.reject("MediaCapabilitiesProber >>> API_CALL: " + "API not available");
}
if (isNullOrUndefined(config.hdcp)) {
return Promise.reject("MediaCapabilitiesProber >>> API_CALL: " +
"Missing policy argument for calling getStatusForPolicy.");
}
const hdcp = "hdcp-" + config.hdcp;
const policy = { minHdcpVersion: hdcp };
const keySystem = "org.w3.clearkey";
const drmConfig = {
initDataTypes: ["cenc"],
audioCapabilities: [
{
contentType: 'audio/mp4;codecs="mp4a.40.2"',
},
],
videoCapabilities: [
{
contentType: 'video/mp4;codecs="avc1.42E01E"',
},
],
};
return eme
.requestMediaKeySystemAccess(keySystem, [drmConfig])
.then((mediaKeysSystemAccess) => {
return mediaKeysSystemAccess
.createMediaKeys()
.then((mediaKeys) => {
if (!("getStatusForPolicy" in mediaKeys)) {
// do the check here, as mediaKeys can be either be native MediaKeys or
// custom MediaKeys from compat.
throw new Error("MediaCapabilitiesProber >>> API_CALL: " +
"getStatusForPolicy API not available");
}
return mediaKeys
.getStatusForPolicy(policy)
.then((result) => {
let status;
if (result === "usable") {
status = [ProberStatus.Supported];
}
else {
status = [ProberStatus.NotSupported];
}
return status;
});
})
.catch(() => {
const status = [ProberStatus.Unknown];
return status;
});
});
}