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优化升降调性能占用

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This commit is contained in:
lyswhut
2023-06-04 12:53:46 +08:00
parent 2a2fdc57bd
commit b7fd32067f
4 changed files with 181 additions and 101 deletions
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src/renderer/plugins/player/index.ts
+61 -30
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@@ -219,27 +219,33 @@ export const startPanner = () => {
}, pannerInfo.speed * 10)
}
const loadPitchShifterNode = () => {
pitchShifterNodeLoadStatus = 'loading'
initAdvancedAudioFeatures()
// source -> analyser -> biquadFilter -> audioWorklet(pitch shifter) -> [(convolver & convolverSource)->convolverDynamicsCompressor] -> panner -> gain
void audioContext.audioWorklet.addModule(new URL(
/* webpackChunkName: 'pitch_shifter.audioWorklet' */
'./pitch-shifter/phase-vocoder.js',
import.meta.url,
)).then(() => {
console.log('pitch shifter audio worklet loaded')
pitchShifterNode = new AudioWorkletNode(audioContext, 'phase-vocoder-processor')
let pitchFactorParam = pitchShifterNode.parameters.get('pitchFactor')
if (!pitchFactorParam) return
pitchShifterNodePitchFactor = pitchFactorParam
pitchShifterNodeLoadStatus = 'unconnect'
if (pitchShifterNodeTempValue == 1) return
connectPitchShifterNode()
})
let isConnected = true
const connectNode = () => {
if (isConnected) return
console.log('connect Node')
analyser?.connect(biquads.get(`hz${freqs[0]}`) as BiquadFilterNode)
isConnected = true
if (pitchShifterNodeTempValue == 1 && pitchShifterNodeLoadStatus == 'connected') {
disconnectPitchShifterNode()
}
}
const disconnectNode = () => {
if (!isConnected) return
console.log('disconnect Node')
analyser?.disconnect()
isConnected = false
if (pitchShifterNodeTempValue == 1 && pitchShifterNodeLoadStatus == 'connected') {
disconnectPitchShifterNode()
}
}
const connectPitchShifterNode = () => {
console.log('connect Pitch Shifter Node')
audio!.addEventListener('playing', connectNode)
audio!.addEventListener('pause', disconnectNode)
audio!.addEventListener('waiting', disconnectNode)
audio!.addEventListener('emptied', disconnectNode)
if (audio!.paused) disconnectNode()
const lastBiquadFilter = (biquads.get(`hz${freqs.at(-1) as Freqs}`) as BiquadFilterNode)
lastBiquadFilter.disconnect()
lastBiquadFilter.connect(pitchShifterNode)
@@ -252,20 +258,45 @@ const connectPitchShifterNode = () => {
pitchShifterNodeLoadStatus = 'connected'
pitchShifterNodePitchFactor.value = pitchShifterNodeTempValue
}
// const disconnectPitchShifterNode = () => {
// const lastBiquadFilter = (biquads.get(`hz${freqs.at(-1) as Freqs}`) as BiquadFilterNode)
// lastBiquadFilter.disconnect()
// lastBiquadFilter.connect(convolver)
// lastBiquadFilter.connect(convolverSourceGainNode)
// pitchShifterNodeLoadStatus = 'unconnect'
// }
const disconnectPitchShifterNode = () => {
console.log('disconnect Pitch Shifter Node')
const lastBiquadFilter = (biquads.get(`hz${freqs.at(-1) as Freqs}`) as BiquadFilterNode)
lastBiquadFilter.disconnect()
lastBiquadFilter.connect(convolver)
lastBiquadFilter.connect(convolverSourceGainNode)
pitchShifterNodeLoadStatus = 'unconnect'
audio!.removeEventListener('playing', connectNode)
audio!.removeEventListener('pause', disconnectNode)
audio!.removeEventListener('waiting', disconnectNode)
audio!.removeEventListener('emptied', disconnectNode)
connectNode()
}
const loadPitchShifterNode = () => {
pitchShifterNodeLoadStatus = 'loading'
initAdvancedAudioFeatures()
// source -> analyser -> biquadFilter -> audioWorklet(pitch shifter) -> [(convolver & convolverSource)->convolverDynamicsCompressor] -> panner -> gain
void audioContext.audioWorklet.addModule(new URL(
/* webpackChunkName: 'pitch_shifter.audioWorklet' */
'./pitch-shifter/phase-vocoder.js',
import.meta.url,
)).then(() => {
console.log('pitch shifter audio worklet loaded')
// https://github.com/olvb/phaze/issues/26#issuecomment-1574629971
pitchShifterNode = new AudioWorkletNode(audioContext, 'phase-vocoder-processor', { outputChannelCount: [2] })
let pitchFactorParam = pitchShifterNode.parameters.get('pitchFactor')
if (!pitchFactorParam) return
pitchShifterNodePitchFactor = pitchFactorParam
pitchShifterNodeLoadStatus = 'unconnect'
if (pitchShifterNodeTempValue == 1) return
connectPitchShifterNode()
})
}
export const setPitchShifter = (val: number) => {
// console.log('setPitchShifter', val)
pitchShifterNodeTempValue = val
// if (val == 1 && pitchShifterNodeLoadStatus == 'connected') {
// disconnectPitchShifterNode()
// return
// }
switch (pitchShifterNodeLoadStatus) {
case 'loading':
break