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Mindboost
376
archive/pages/experiments/AllGainPlayPauseSkip.vue
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376
archive/pages/experiments/AllGainPlayPauseSkip.vue
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<template>
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<div>
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<h2>Press Space to start, wait few seconds then the sound should start. You will hear the arifacts right after the music begins</h2>
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<h2>These file contain both patches, use Gainsliders of AudioElement to control volume and allow to skip. No AudioStore used</h2>
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<div class="rnboplayer">
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<div v-if="selectedAudioTitle">
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{{ selectedAudio.title }}
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<AudioElement
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:ref="selectedAudio.title"
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:key="selectedAudio.id"
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:src="selectedAudio.src"
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:title="selectedAudio.title"
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@update:playing="handlePlayingUpdate"
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@update:volume="changeMusicVolume"
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>
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<template #default="{}">
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<img style="width: 25px" src="~/assets/image/musicicon.svg">
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</template>
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</AudioElement>
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</div>
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<AudioElement
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:ref="noise.title"
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:key="noise.id"
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:src="noise.src"
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:title="noise.title"
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@update:volume="changeNoiseVolume"
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>
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<template #default="{}">
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<img style="width: 25px" src="~/assets/image/noiseicon.svg">
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</template>
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<!-- Slot content for AudioElement, if needed -->
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</AudioElement>
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<button @click="skip">
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Skip
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</button>
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</div>
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</div>
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</template>
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<script>
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import AudioElement from '@/components/experiments/AudioElement.vue'
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import importedMusicPatcher from '@/assets/patch/music_patch.export.json'
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import importedNoisePatcher from '@/assets/patch/noise_patch.export.json'
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import { createRNBODevice } from '@/lib/AudioFunctions'
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// import setupNodes from '@/components/Player/Nodes'
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// import { useAudioStore } from '~/stores/audio'
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export default {
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components: {
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AudioElement
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},
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data () {
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return {
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audioList: [
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{ id: 1, title: 'Lagoon', src: window.location.origin + '/sounds/lagoon.m4a' },
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{ id: 2, title: 'Forest', src: window.location.origin + '/sounds/forest.m4a' },
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{ id: 3, title: 'Meadow', src: window.location.origin + '/sounds/meadow.m4a' },
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{ id: 4, title: 'Tropics', src: window.location.origin + '/sounds/tropics.m4a' }
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],
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noise: { id: 5, title: 'Noise', src: window.location.origin + '/masking/noise.flac' },
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selectedAudioTitle: '',
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currentElement: {},
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createdNodes: {},
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musicPatch: importedMusicPatcher,
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noisePatch: importedNoisePatcher,
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audioContext: null,
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playState: false
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}
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},
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computed: {
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selectedAudio () {
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return this.audioList.find(audio => audio.title === this.selectedAudioTitle) || null
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},
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isPlaying () {
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return this.playState
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}
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},
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beforeUnmount () {
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this.disconnectNodes()
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if (this.audioContext) { this.audioContext.close() }
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this.audioContext = null
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},
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mounted () {
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this.audioContext = new AudioContext()
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// Example: Select 'Song Three' by default
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this.selectAudioByTitle(this.audioList[0].title)
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this.addUserNavigationHandling()
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this.musicPatch = importedMusicPatcher
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this.noisePatch = importedNoisePatcher
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},
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methods: {
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checkAudioContext () {
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// Check if there are any keys (node names) in the createdNodes object
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if (Object.keys(this.createdNodes).length === 0) {
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return false
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}
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// Check if the 'musicGain' node exists and has a context
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if (this.createdNodes.musicGain && this.createdNodes.musicGain.context) {
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const audioContextOfNodes = this.createdNodes.musicGain.context
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// Compare the contexts
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if (this.audioContext === audioContextOfNodes) {
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// useNuxtApp().$logger.log('Same context')
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return true
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} else {
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if (audioContextOfNodes.state === 'closed' || audioContextOfNodes.state === 'suspended') {
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// useNuxtApp().$logger.log('AudioContext of nodes is closed or suspended')
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return false
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} else {
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this.audioContext = audioContextOfNodes
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}
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return false
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}
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} else {
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// useNuxtApp().$logger.log('musicGain node does not exist or has no context')
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return false
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}
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},
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changeNoiseVolume (volume) {
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if (this.createdNodes.noiseGain) {
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this.createdNodes.noiseGain.gain.linearRampToValueAtTime(volume, this.createdNodes.noiseGain.context.currentTime + 0.30)
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this.noiseGain = this.createdNodes.noiseGain.gain.value
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}
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},
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changeMusicVolume (volume) {
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if (this.createdNodes.musicGain) {
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this.createdNodes.musicGain.gain.linearRampToValueAtTime(volume, this.createdNodes.musicGain.context.currentTime + 0.30)
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this.musicGain = this.createdNodes.musicGain.gain.value
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}
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},
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addUserNavigationHandling () {
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if ('mediaSession' in navigator) {
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// Set the handler for the next track action
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navigator.mediaSession.setActionHandler('nexttrack', () => {
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this.skip('next')
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})
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// Set the handler for the previous track action
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navigator.mediaSession.setActionHandler('previoustrack', () => {
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this.skip('previous')
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})
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}
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},
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getSong (currentTitle, direction) {
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const index = this.audioList.findIndex(song => song.title === currentTitle)
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let adjacentIndex = index + (direction === 'next' ? 1 : -1)
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// Loop back to the first song if 'next' goes beyond the last index
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if (adjacentIndex >= this.audioList.length) {
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adjacentIndex = 0
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} else if (adjacentIndex < 0) {
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adjacentIndex = this.audioList.length - 1
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}
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return this.audioList[adjacentIndex]
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},
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skip (direction) {
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const nextSong = this.getSong(this.selectedAudioTitle, direction)
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this.selectAudioByTitle(nextSong.title)
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},
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updateCurrentElement (title) {
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this.currentElement = this.audioList.find(e => e.title === title)
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},
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selectAudioByTitle (title) {
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this.selectedAudioTitle = title
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// const audioElement = this.audioList.find(e => e.title === this.selectedAudioTitle)
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this.currentElement = this.audioList[this.audioList.findIndex(e => e.title === title)]
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// useNuxtApp().$logger.log('currentElement: ', this.selectedAudioTitle)
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},
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areAllNodesAvailable () {
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// List of required node keys as you've named them in this.createdNodes
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const requiredNodes = [
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'musicSource', 'musicSplitter', 'microphoneSource',
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'musicDevice', 'outputSplitter', 'musicGain',
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'noiseSource', 'noiseSplitter', 'noiseDevice',
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'noiseGain', 'merger'
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]
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// Check if each required node exists and is not undefined in this.createdNodes
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return requiredNodes.every(nodeKey => this.createdNodes[nodeKey] !== undefined)
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},
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connectNodes () {
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// Destructure for easier access
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const {
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musicSource, musicSplitter, microphoneSource,
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musicDevice, outputSplitter, musicGain,
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noiseSource, noiseSplitter, noiseDevice,
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noiseGain, merger
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} = this.createdNodes
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// Assuming all nodes are created and references to them are correct
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// Connect music source to splitter (Stereo to 2 Channels)
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musicSource.connect(musicSplitter) // 2 channels: L, R
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// Connect microphone to musicDevice input 0 (Mono)
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microphoneSource.connect(musicDevice, 0, 0) // 1 channel: Microphone
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// Connect musicSplitter to musicDevice inputs 1 and 2 (Stereo)
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musicSplitter.connect(musicDevice, 0, 1) // 1 channel: Left
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musicSplitter.connect(musicDevice, 1, 2) // 1 channel: Right
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// Connect musicDevice to outputSplitter (Stereo out)
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musicDevice.connect(outputSplitter) // Assuming musicDevice outputs stereo
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// Optionally connect musicDevice to musicGain for additional gain control (Stereo)
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musicDevice.connect(musicGain) // Assuming musicDevice outputs stereo, connected to both channels of musicGain
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// Connect noise source to noiseSplitter (Stereo to 2 Channels)
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noiseSource.connect(noiseSplitter) // 2 channels: L, R
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// Connect microphone to noiseDevice input 0 (Mono)
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microphoneSource.connect(noiseDevice, 0, 0) // 1 channel: Microphone
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// Connect noiseSplitter to noiseDevice inputs 1 and 2 (Stereo)
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noiseSplitter.connect(noiseDevice, 0, 1) // 1 channel: Left
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noiseSplitter.connect(noiseDevice, 1, 2) // 1 channel: Right
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// Connect outputSplitter to noiseDevice inputs 3 and 4 (Stereo from musicDevice)
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outputSplitter.connect(noiseDevice, 0, 3) // 1 channel: Left from musicDevice
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outputSplitter.connect(noiseDevice, 1, 4) // 1 channel: Right from musicDevice
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// Assuming noiseDevice outputs stereo, connect to noiseGain (Stereo)
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noiseDevice.connect(noiseGain) // Assuming noiseDevice outputs stereo, connected to both channels of noiseGain
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// Assuming you want to merge and output both processed signals (Stereo from both musicGain and noiseGain)
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// Connect noiseGain to the first two inputs of the merger (Stereo)
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noiseGain.connect(merger, 0, 0) // 1 channel: Left
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noiseGain.connect(merger, 0, 1) // 1 channel: Right
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// Connect musicGain to the last two inputs of the merger (Stereo)
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musicGain.connect(merger, 0, 2) // 1 channel: Left
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musicGain.connect(merger, 0, 3) // 1 channel: Right
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// Finally, connect the merger to the audio context's destination (Stereo to output)
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merger.connect(merger.context.destination)
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},
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handlePlayingUpdate (isPlaying) {
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const ContextClass = (window.AudioContext || window.webkitAudioContext || window.mozAudioContext || window.oAudioContext || window.msAudioContext)
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const audioContext = this.audioContext ? this.audioContext : new ContextClass()
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let microphoneSource = null
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// useNuxtApp().$logger.log('Handling playing update = ' + isPlaying) // true when playing
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if (isPlaying) {
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// Web Audio API is available.
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// const musicAudioComponent = this.$refs[this.currentElement.title].audioElement
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if (this.areAllNodesAvailable() && this.checkAudioContext()) {
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this.disconnectNodes()
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const musicAudioElement = this.$refs[this.currentElement.title].$refs.audioElement
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const musicGainValue = this.createdNodes.musicGain.value
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const noiseGainValue = this.createdNodes.noiseGain.value
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// Prepare the audio elements (unmute)
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this.$refs[this.currentElement.title].$refs.audioElement.muted = false
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this.$refs.Noise.$refs.audioElement.muted = false
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// replace music node because all Nodes are there
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this.createdNodes.musicSource = null
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this.createdNodes.musicSource = audioContext.createMediaElementSource(musicAudioElement)
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this.connectNodes()
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if (musicGainValue > 0 && musicGainValue <= 1.0) {
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this.createdNodes.musicGain.gain.linearRampToValueAtTime(musicGainValue || 1.0, audioContext.currentTime + 2)
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}
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if (noiseGainValue > 0 && noiseGainValue <= 1.0) {
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this.createdNodes.noiseGain.gain.linearRampToValueAtTime(noiseGainValue || 1.0, audioContext.currentTime + 3)
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}
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} else {
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navigator.mediaDevices.getUserMedia({
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audio: {
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echoCancellation: false,
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noiseSuppression: false,
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autoGainControl: false
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},
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video: false
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})
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.then((micStream) => {
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microphoneSource = this.audioContext.createMediaStreamSource(micStream)
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this.createdNodes.microphoneSource ||= microphoneSource
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// Return both audioContext and microphoneSource to the next link in the chain
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return { audioContext, microphoneSource }
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})
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.then(({ audioContext, microphoneSource }) => {
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// First RNBO device creation
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return createRNBODevice(audioContext, this.noisePatch).then((noiseRNBODevice) => {
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this.createdNodes.noiseRNBODevice ||= noiseRNBODevice
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// Return al.then(() => {hen(() => necessary objects for the next step
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return { audioContext, microphoneSource, noiseRNBODevice }
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})
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})
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.then(({ audioContext, microphoneSource, noiseRNBODevice }) => {
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// Second RNBO device creation
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return createRNBODevice(audioContext, this.musicPatch).then((musicRNBODevice) => {
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// Return all necessary objects for the final setup
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this.createdNodes.musicRNBODevice ||= musicRNBODevice
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return { audioContext, microphoneSource, noiseRNBODevice, musicRNBODevice }
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})
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}).then(({ audioContext, microphoneSource, noiseRNBODevice, musicRNBODevice }) => {
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const musicElement = this.$refs[this.currentElement.title]
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const musicAudioElement = musicElement.$refs.audioElement
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// Ensure this.createdNodes is initialized
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this.createdNodes ||= {}
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// Assign nodes if they don't exist
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this.createdNodes.microphoneSource ||= microphoneSource
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this.createdNodes.musicDevice ||= musicRNBODevice.node
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this.createdNodes.noiseDevice ||= noiseRNBODevice.node
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this.createdNodes.noiseSource ||= audioContext.createMediaElementSource(this.$refs.Noise.$refs.audioElement)
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this.createdNodes.musicSource ||= audioContext.createMediaElementSource(musicAudioElement)
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this.createdNodes.musicSplitter ||= audioContext.createChannelSplitter(2)
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this.createdNodes.noiseSplitter ||= audioContext.createChannelSplitter(2)
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this.createdNodes.outputSplitter ||= audioContext.createChannelSplitter(2)
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this.createdNodes.musicGain ||= audioContext.createGain()
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this.createdNodes.noiseGain ||= audioContext.createGain()
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this.createdNodes.merger ||= audioContext.createChannelMerger(4)
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musicAudioElement.muted = false
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this.$refs.Noise.$refs.audioElement.muted = false
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this.createdNodes.musicGain.gain.value = 0.0001
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this.createdNodes.noiseGain.gain.value = 0.0001 // macht nichts
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this.connectNodes()
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setTimeout(() => {
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this.playState = true
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this.createdNodes.musicGain.gain.exponentialRampToValueAtTime(1, audioContext.currentTime + 3)
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this.createdNodes.noiseGain.gain.exponentialRampToValueAtTime(1, audioContext.currentTime + 4)
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}, 150)
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})
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.catch((_error) => {
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this.disconnectNodes()
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if (this.audioContext) {
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this.audioContext.destination.disconnect()
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// audioContext.destination = null
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}
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// useNuxtApp().$logger.error('Error setting up audio:', error)
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})
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}
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} else {
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this.disconnectNodes()
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const newAudioContext = new AudioContext()
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this.audioContext.close()
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this.audioContext = newAudioContext
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}
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},
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disconnectNodes () {
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// Ensure this.createdNodes is defined and is an object
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if (typeof this.createdNodes === 'object' && this.createdNodes !== null) {
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Object.values(this.createdNodes).forEach((node) => {
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// Check if the node exists and has a disconnect method
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if (node && typeof node.disconnect === 'function') {
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node.disconnect()
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}
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// Additional handling for specific types of nodes, if necessary
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// For example, stopping an OscillatorNode
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if (node instanceof OscillatorNode) {
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node.stop()
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}
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})
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this.playState = false
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}
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}
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}
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}
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</script>
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<style scoped>
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.rnboplayer {
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position: fixed;
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width: 220px; /* Or specify a fixed width like 220px if you prefer */
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max-width: 220px; /* This line might be redundant depending on your width strategy */
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height: 100px;
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display: inline-grid;
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z-index: 2;
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bottom: 11%;
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left: 0;
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right: 0;
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margin-left: auto;
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margin-right: auto;
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}
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</style>
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Reference in New Issue
Block a user