]>
Commit | Line | Data |
---|---|---|
9597920e C |
1 | import { HybridLoaderSettings } from '@peertube/p2p-media-loader-core' |
2 | import { HlsJsEngineSettings } from '@peertube/p2p-media-loader-hlsjs' | |
42b40636 | 3 | import { logger } from '@root-helpers/logger' |
9597920e | 4 | import { LiveVideoLatencyMode } from '@shared/models' |
57d65032 C |
5 | import { getAverageBandwidthInStore } from '../../peertube-player-local-storage' |
6 | import { P2PMediaLoader, P2PMediaLoaderPluginOptions } from '../../types' | |
7 | import { PeertubePlayerManagerOptions } from '../../types/manager-options' | |
3545e72c | 8 | import { getRtcConfig, isSameOrigin } from '../common' |
9597920e C |
9 | import { RedundancyUrlManager } from '../p2p-media-loader/redundancy-url-manager' |
10 | import { segmentUrlBuilderFactory } from '../p2p-media-loader/segment-url-builder' | |
11 | import { segmentValidatorFactory } from '../p2p-media-loader/segment-validator' | |
9597920e C |
12 | |
13 | export class HLSOptionsBuilder { | |
14 | ||
15 | constructor ( | |
16 | private options: PeertubePlayerManagerOptions, | |
17 | private p2pMediaLoaderModule?: any | |
18 | ) { | |
19 | ||
20 | } | |
21 | ||
9866921c | 22 | async getPluginOptions () { |
9597920e C |
23 | const commonOptions = this.options.common |
24 | ||
25 | const redundancyUrlManager = new RedundancyUrlManager(this.options.p2pMediaLoader.redundancyBaseUrls) | |
26 | ||
9866921c | 27 | const p2pMediaLoaderConfig = await this.options.pluginsManager.runHook( |
28 | 'filter:internal.player.p2p-media-loader.options.result', | |
29 | this.getP2PMediaLoaderOptions(redundancyUrlManager) | |
30 | ) | |
9597920e C |
31 | const loader = new this.p2pMediaLoaderModule.Engine(p2pMediaLoaderConfig).createLoaderClass() as P2PMediaLoader |
32 | ||
33 | const p2pMediaLoader: P2PMediaLoaderPluginOptions = { | |
34 | redundancyUrlManager, | |
35 | type: 'application/x-mpegURL', | |
36 | startTime: commonOptions.startTime, | |
37 | src: this.options.p2pMediaLoader.playlistUrl, | |
38 | loader | |
39 | } | |
40 | ||
41 | const hlsjs = { | |
42 | levelLabelHandler: (level: { height: number, width: number }) => { | |
43 | const resolution = Math.min(level.height || 0, level.width || 0) | |
44 | ||
45 | const file = this.options.p2pMediaLoader.videoFiles.find(f => f.resolution.id === resolution) | |
46 | // We don't have files for live videos | |
47 | if (!file) return level.height | |
48 | ||
49 | let label = file.resolution.label | |
50 | if (file.fps >= 50) label += file.fps | |
51 | ||
52 | return label | |
9597920e C |
53 | } |
54 | } | |
55 | ||
e71e2d8a C |
56 | const html5 = { |
57 | hlsjsConfig: this.getHLSJSOptions(loader) | |
58 | } | |
59 | ||
60 | return { p2pMediaLoader, hlsjs, html5 } | |
9597920e C |
61 | } |
62 | ||
63 | // --------------------------------------------------------------------------- | |
64 | ||
65 | private getP2PMediaLoaderOptions (redundancyUrlManager: RedundancyUrlManager): HlsJsEngineSettings { | |
66 | let consumeOnly = false | |
67 | if ((navigator as any)?.connection?.type === 'cellular') { | |
42b40636 | 68 | logger.info('We are on a cellular connection: disabling seeding.') |
9597920e C |
69 | consumeOnly = true |
70 | } | |
71 | ||
72 | const trackerAnnounce = this.options.p2pMediaLoader.trackerAnnounce | |
73 | .filter(t => t.startsWith('ws')) | |
74 | ||
75 | const specificLiveOrVODOptions = this.options.common.isLive | |
76 | ? this.getP2PMediaLoaderLiveOptions() | |
77 | : this.getP2PMediaLoaderVODOptions() | |
78 | ||
79 | return { | |
80 | loader: { | |
9597920e C |
81 | trackerAnnounce, |
82 | rtcConfig: getRtcConfig(), | |
83 | ||
84 | simultaneousHttpDownloads: 1, | |
85 | httpFailedSegmentTimeout: 1000, | |
86 | ||
3545e72c C |
87 | xhrSetup: (xhr, url) => { |
88 | if (!this.options.common.requiresAuth) return | |
89 | if (!isSameOrigin(this.options.common.serverUrl, url)) return | |
90 | ||
91 | xhr.setRequestHeader('Authorization', this.options.common.authorizationHeader()) | |
92 | }, | |
93 | ||
94 | segmentValidator: segmentValidatorFactory({ | |
95 | segmentsSha256Url: this.options.p2pMediaLoader.segmentsSha256Url, | |
96 | isLive: this.options.common.isLive, | |
97 | authorizationHeader: this.options.common.authorizationHeader, | |
98 | requiresAuth: this.options.common.requiresAuth, | |
99 | serverUrl: this.options.common.serverUrl | |
100 | }), | |
101 | ||
a77c5ff3 | 102 | segmentUrlBuilder: segmentUrlBuilderFactory(redundancyUrlManager), |
9597920e C |
103 | |
104 | useP2P: this.options.common.p2pEnabled, | |
105 | consumeOnly, | |
106 | ||
107 | ...specificLiveOrVODOptions | |
108 | }, | |
109 | segments: { | |
110 | swarmId: this.options.p2pMediaLoader.playlistUrl, | |
023c3ca2 | 111 | forwardSegmentCount: specificLiveOrVODOptions.p2pDownloadMaxPriority ?? 20 |
9597920e C |
112 | } |
113 | } | |
114 | } | |
115 | ||
116 | private getP2PMediaLoaderLiveOptions (): Partial<HybridLoaderSettings> { | |
117 | const base = { | |
118 | requiredSegmentsPriority: 1 | |
119 | } | |
120 | ||
121 | const latencyMode = this.options.common.liveOptions.latencyMode | |
122 | ||
123 | switch (latencyMode) { | |
124 | case LiveVideoLatencyMode.SMALL_LATENCY: | |
125 | return { | |
126 | ...base, | |
127 | ||
128 | useP2P: false, | |
129 | httpDownloadProbability: 1 | |
130 | } | |
131 | ||
132 | case LiveVideoLatencyMode.HIGH_LATENCY: | |
133 | return base | |
134 | ||
135 | default: | |
136 | return base | |
137 | } | |
138 | } | |
139 | ||
140 | private getP2PMediaLoaderVODOptions (): Partial<HybridLoaderSettings> { | |
141 | return { | |
142 | requiredSegmentsPriority: 3, | |
a77c5ff3 | 143 | skipSegmentBuilderPriority: 1, |
9597920e C |
144 | |
145 | cachedSegmentExpiration: 86400000, | |
146 | cachedSegmentsCount: 100, | |
147 | ||
148 | httpDownloadMaxPriority: 9, | |
149 | httpDownloadProbability: 0.06, | |
150 | httpDownloadProbabilitySkipIfNoPeers: true, | |
151 | ||
152 | p2pDownloadMaxPriority: 50 | |
153 | } | |
154 | } | |
155 | ||
156 | // --------------------------------------------------------------------------- | |
157 | ||
158 | private getHLSJSOptions (loader: P2PMediaLoader) { | |
159 | const specificLiveOrVODOptions = this.options.common.isLive | |
160 | ? this.getHLSLiveOptions() | |
161 | : this.getHLSVODOptions() | |
162 | ||
163 | const base = { | |
164 | capLevelToPlayerSize: true, | |
165 | autoStartLoad: false, | |
166 | ||
167 | loader, | |
168 | ||
169 | ...specificLiveOrVODOptions | |
170 | } | |
171 | ||
172 | const averageBandwidth = getAverageBandwidthInStore() | |
173 | if (!averageBandwidth) return base | |
174 | ||
175 | return { | |
176 | ...base, | |
177 | ||
178 | abrEwmaDefaultEstimate: averageBandwidth * 8, // We want bit/s | |
a77c5ff3 | 179 | backBufferLength: 90, |
9597920e C |
180 | startLevel: -1, |
181 | testBandwidth: false, | |
182 | debug: false | |
183 | } | |
184 | } | |
185 | ||
186 | private getHLSLiveOptions () { | |
187 | const latencyMode = this.options.common.liveOptions.latencyMode | |
188 | ||
189 | switch (latencyMode) { | |
190 | case LiveVideoLatencyMode.SMALL_LATENCY: | |
191 | return { | |
192 | liveSyncDurationCount: 2 | |
193 | } | |
194 | ||
195 | case LiveVideoLatencyMode.HIGH_LATENCY: | |
196 | return { | |
197 | liveSyncDurationCount: 10 | |
198 | } | |
199 | ||
200 | default: | |
201 | return { | |
202 | liveSyncDurationCount: 5 | |
203 | } | |
204 | } | |
205 | } | |
206 | ||
207 | private getHLSVODOptions () { | |
208 | return { | |
209 | liveSyncDurationCount: 5 | |
210 | } | |
211 | } | |
212 | } |