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transcoding maxSeekBackTime more; json add lastUpdate

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svd 2021-10-26 09:38:09 +08:00
parent c5eafdfa8a
commit 8ffb4f88c9
1 changed files with 8 additions and 5 deletions
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13
server/objects/Stream.js
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@ -16,6 +16,7 @@ class Stream extends EventEmitter {
this.audiobook = audiobook this.audiobook = audiobook
this.segmentLength = 6 this.segmentLength = 6
this.maxSeekBackTime = 30
this.streamPath = Path.join(streamPath, this.id) this.streamPath = Path.join(streamPath, this.id)
this.concatFilesPath = Path.join(this.streamPath, 'files.txt') this.concatFilesPath = Path.join(this.streamPath, 'files.txt')
this.playlistPath = Path.join(this.streamPath, 'output.m3u8') this.playlistPath = Path.join(this.streamPath, 'output.m3u8')
@ -67,7 +68,7 @@ class Stream extends EventEmitter {
get segmentStartNumber() { get segmentStartNumber() {
if (!this.startTime) return 0 if (!this.startTime) return 0
return Math.floor(this.startTime / this.segmentLength) return Math.floor((this.startTime >= this.maxSeekBackTime ? (this.startTime - this.maxSeekBackTime) : 0) / this.segmentLength)
} }
get numSegments() { get numSegments() {
@ -104,7 +105,8 @@ class Stream extends EventEmitter {
clientCurrentTime: this.clientCurrentTime, clientCurrentTime: this.clientCurrentTime,
startTime: this.startTime, startTime: this.startTime,
segmentStartNumber: this.segmentStartNumber, segmentStartNumber: this.segmentStartNumber,
isTranscodeComplete: this.isTranscodeComplete isTranscodeComplete: this.isTranscodeComplete,
lastUpdate: this.client.user.audiobooks[this.audiobook.id].lastUpdate
} }
} }
@ -239,7 +241,8 @@ class Stream extends EventEmitter {
this.ffmpeg = Ffmpeg() this.ffmpeg = Ffmpeg()
var trackStartTime = await writeConcatFile(this.tracks, this.concatFilesPath, this.startTime) var timeStart = this.startTime >= this.maxSeekBackTime ? (this.startTime - this.maxSeekBackTime) : 0
var trackStartTime = await writeConcatFile(this.tracks, this.concatFilesPath, timeStart)
this.ffmpeg.addInput(this.concatFilesPath) this.ffmpeg.addInput(this.concatFilesPath)
// seek_timestamp : https://ffmpeg.org/ffmpeg.html // seek_timestamp : https://ffmpeg.org/ffmpeg.html
@ -250,8 +253,8 @@ class Stream extends EventEmitter {
this.ffmpeg.inputOption('-safe 0') this.ffmpeg.inputOption('-safe 0')
// this.ffmpeg.inputOption('-segment_time_metadata 1') // this.ffmpeg.inputOption('-segment_time_metadata 1')
if (this.startTime > 0) { if (timeStart > 0) {
const shiftedStartTime = this.startTime - trackStartTime const shiftedStartTime = timeStart - trackStartTime
// Issues using exact fractional seconds i.e. 29.49814 - changing to 29.5s // Issues using exact fractional seconds i.e. 29.49814 - changing to 29.5s
var startTimeS = Math.round(shiftedStartTime * 10) / 10 + 's' var startTimeS = Math.round(shiftedStartTime * 10) / 10 + 's'
Logger.info(`[STREAM] Starting Stream at startTime ${secondsToTimestamp(this.startTime)} and Segment #${this.segmentStartNumber}`) Logger.info(`[STREAM] Starting Stream at startTime ${secondsToTimestamp(this.startTime)} and Segment #${this.segmentStartNumber}`)