LaniakeaSupercluster/webrtc
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切歌时防止旧的分片加入

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觉 2023-10-04 10:43:06 +08:00
parent 11a402009b
commit b8b23f501c
1 changed files with 5 additions and 5 deletions
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6
public/music.js
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@ -158,14 +158,14 @@ export default class MusicList {
const chunkNumber = Math.ceil(item.size / 1024 / 64) // 64KB每片 const chunkNumber = Math.ceil(item.size / 1024 / 64) // 64KB每片
console.log({ index, chunkNumber, paused: this.audio.paused }) console.log({ index, chunkNumber, paused: this.audio.paused })
while (index < chunkNumber && !this.audio.paused) { while (index < chunkNumber && !this.audio.paused) {
console.log('加载中------------------------------------', index) console.log('播放器加载分片:', item.name, `${index}/${chunkNumber}`)
const 播放状态 = !this.audio.paused && this.playing === item const 播放状态 = !this.audio.paused && this.playing === item
const 加载状态 = item.arrayBufferChunks.length < chunkNumber const 加载状态 = item.arrayBufferChunks.length < chunkNumber
const 播放进度 = this.audio.currentTime / this.audio.duration const 播放进度 = this.audio.currentTime / this.audio.duration
const 加载进度 = index / chunkNumber const 加载进度 = index / chunkNumber
const 结束时间 = sourceBuffer.buffered.length && sourceBuffer.buffered.end(0) const 结束时间 = sourceBuffer.buffered.length && sourceBuffer.buffered.end(0)
const 缓冲时间 = 结束时间 - this.audio.currentTime const 缓冲时间 = 结束时间 - this.audio.currentTime
console.log({ 播放状态, 加载状态, 播放进度, 加载进度, 缓冲时间 }) //console.log({ 播放状态, 加载状态, 播放进度, 加载进度, 缓冲时间 })
if (!播放状态 && !加载状态) break // 播放停止且加载完毕则退出 if (!播放状态 && !加载状态) break // 播放停止且加载完毕则退出
if (缓冲时间 > 60) await new Promise(resolve => setTimeout(resolve, 30000)) // 缓冲超过60秒则等待30秒 if (缓冲时间 > 60) await new Promise(resolve => setTimeout(resolve, 30000)) // 缓冲超过60秒则等待30秒
if (播放进度 - 加载进度 > 0.5) await new Promise(resolve => setTimeout(resolve, 1000)) // 播放进度超过加载进度0.5则等待1秒 if (播放进度 - 加载进度 > 0.5) await new Promise(resolve => setTimeout(resolve, 1000)) // 播放进度超过加载进度0.5则等待1秒
@ -176,7 +176,7 @@ export default class MusicList {
await new Promise(resolve => setTimeout(resolve, 100)) await new Promise(resolve => setTimeout(resolve, 100))
} }
const chunk = item.arrayBufferChunks[index] // 顺序取出一个arrayBuffer分片 const chunk = item.arrayBufferChunks[index] // 顺序取出一个arrayBuffer分片
if (this.audio.paused) break // 播放停止则退出 if (this.audio.paused || this.playing !== item) break // 播放停止或已经切歌则退出
sourceBuffer.appendBuffer(chunk) // 添加到sourceBuffer sourceBuffer.appendBuffer(chunk) // 添加到sourceBuffer
index++ index++
} }