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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| /* | ||
| * Reference implementation of Channel Engine library | ||
| */ | ||
|
|
||
| import { ChannelEngine, ChannelEngineOpts, | ||
| IAssetManager, IChannelManager, | ||
| VodRequest, VodResponse, Channel, ChannelProfile, | ||
| AudioTracks | ||
| } from "./index"; | ||
|
|
||
| class RefAssetManager implements IAssetManager { | ||
| private assets; | ||
| private pos; | ||
| constructor(opts?) { | ||
| this.assets = { | ||
| 1: [ | ||
| { | ||
| id: 1, | ||
| title: "Sollevante", | ||
| uri: "https://testcontent.eyevinn.technology/dolby/index.m3u8", | ||
| } | ||
| ], | ||
| }; | ||
| this.pos = { | ||
| 1: 0, | ||
| }; | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| * @param {Object} vodRequest | ||
| * { | ||
| * sessionId, | ||
| * category, | ||
| * playlistId | ||
| * } | ||
| */ | ||
| getNextVod(vodRequest: VodRequest): Promise<VodResponse> { | ||
| console.log(this.assets); | ||
| return new Promise((resolve, reject) => { | ||
| const channelId = vodRequest.playlistId; | ||
| if (this.assets[channelId]) { | ||
| let vod = this.assets[channelId][this.pos[channelId]++]; | ||
| if (this.pos[channelId] > this.assets[channelId].length - 1) { | ||
| this.pos[channelId] = 0; | ||
| } | ||
| const vodResponse = { | ||
| id: vod.id, | ||
| title: vod.title, | ||
| uri: vod.uri, | ||
| }; | ||
| resolve(vodResponse); | ||
| } else { | ||
| reject("Invalid channelId provided"); | ||
| } | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| class RefChannelManager implements IChannelManager { | ||
| getChannels(): Channel[] { | ||
| //return [ { id: '1', profile: this._getProfile() }, { id: 'faulty', profile: this._getProfile() } ]; | ||
| return [{ | ||
| id: "1", | ||
| profile: this._getProfile(), | ||
| audioTracks: this._getAudioTracks(), | ||
| }]; | ||
| } | ||
|
|
||
| _getProfile(): ChannelProfile[] { | ||
| return [ | ||
| { resolution: [1280, 720], bw: 3725519, codecs: "avc1.64001F,mp4a.40.2" }, | ||
| { resolution: [1280, 720], bw: 5903428, codecs: "avc1.64001F,ac-3" } | ||
| ]; | ||
| } | ||
|
|
||
| _getAudioTracks(): AudioTracks[] { | ||
| return [ | ||
| { language: "ja", "name": "日本語", channels: 2, codecs: "mp4a.40.2", default: true }, | ||
| { language: "ja", "name": "日本語", channels: 6, codecs: "ac-3", default: true } | ||
| ]; | ||
| } | ||
| } | ||
|
|
||
| const refAssetManager = new RefAssetManager(); | ||
| const refChannelManager = new RefChannelManager(); | ||
|
|
||
| const engineOptions: ChannelEngineOpts = { | ||
| heartbeat: "/", | ||
| useDemuxedAudio: true, | ||
| averageSegmentDuration: 2000, | ||
| channelManager: refChannelManager, | ||
| slateRepetitions: 10, | ||
| redisUrl: process.env.REDIS_URL, | ||
| }; | ||
|
|
||
| const engine = new ChannelEngine(refAssetManager, engineOptions); | ||
| engine.start(); | ||
| engine.listen(process.env.PORT || 8000); |
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