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173
components/experiments/TotalGainController.vue
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173
components/experiments/TotalGainController.vue
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<template>
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<div>
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<div v-if="error" class="error-message">
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{{ error }}
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</div>
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<AudioFileSelector @file-selected="onFileSelected" />
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<button @click="startAll">Start all Noises</button>
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<!-- Ramp Time Control -->
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</div>
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<div class="gain-controller">
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<div v-for="frequency in frequencies" :key="frequency" class="frequency-control">
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<RNBOControlValue
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:v-if="!isNaN(frequency)"
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:center-frequency="frequency"
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:status="audioSources[frequency] != null"
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@control-value-change="(value) => handleValueChange(value.frequency, value.value)"
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/>
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<div :v-if="audioSources[frequency] != undefined && audioSources[frequency] != ''">
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<AudioTagWebAudio
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:ref="el => { if (el) audioElements[frequency] = el as any}"
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:src="audioSources[frequency] || ''"
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:volume="Number(currentVolumes[frequency])"
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/>
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</div>
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<div>
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Frequency: {{ frequency }}Hz
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<br>Gain Value (dB): {{ gainValuesDB[frequency] }}
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<br>Normalized: {{ normalizedVolumes[frequency] }}
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<br>Volume: {{ currentVolumes[frequency] }}
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</div>
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</div>
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</div>
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</template>
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<script lang="ts">
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import { defineComponent, ref, onUnmounted, reactive } from 'vue'
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import AudioFileSelector from '../AudioFileSelector.vue'
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import AudioTagWebAudio from './AudioTagWebAudio.vue'
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import RNBOControlValue from './tests/ControlValues/RNBOControlValue.vue'
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import { calculateNormalizedVolume } from '~/lib/AudioFunctions'
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import { useAudioStore } from '~/stores/audio'
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import tracksConfig from '~/tracks.config'
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export default defineComponent({
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name: 'GainController',
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components: {
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RNBOControlValue,
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AudioTagWebAudio,
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AudioFileSelector
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},
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setup () {
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const logger = useNuxtApp().$logger as any
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logger.info('GainController setup')
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const audioStore = useAudioStore()
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logger.info('Got audioStore', audioStore)
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const audioSrc = ref(window.location.origin + '/sounds/lagoon.ogg')
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const rampTime = ref(25000)
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logger.info('Set rampTime', 25000)
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const frequencies = ref([63, 125, 250, 500, 1000, 2000, 4000, 8000, 16000])
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logger.info('Set frequencies', { frequencies })
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const error = ref<string | null>(null)
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const gainValuesDB = reactive<Record<number, number>>({})
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const currentVolumes = reactive<Record<number, number>>({})
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const audioSources = reactive<Record<number, string>>({})
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const normalizedVolumes = reactive<Record<number, number>>({})
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const audioElements = reactive<Record<number, InstanceType<typeof AudioTagWebAudio>>>({})
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const rampIntervals: Record<number, ReturnType<typeof setInterval> | null> = {}
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const onFileSelected = (file: string) => {
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const fullPath = new URL(file, window.location.origin).toString()
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audioSrc.value = fullPath
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logger.info('User hat ein File ausgewählt ' + file)
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useNuxtApp().$logger.log({ audioElements })
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setTimeout(() => {
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audioStore.setPlaying(true)
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}, 250)
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}
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const startAll = () => {
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const audioPaths = [tracksConfig['63_src'], tracksConfig['125_src'], tracksConfig['250_src'], tracksConfig['500_src'],
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tracksConfig['1000_src'], tracksConfig['2000_src'], tracksConfig['4000_src'], tracksConfig['8000_src'], tracksConfig['16000_src']]
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const recordsCount = Object.keys(audioElements).length
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if (recordsCount > 0) {
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for (let recordsCounter = 0; recordsCounter < recordsCount; recordsCounter++) {
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const audioElement = audioElements[frequencies.value[recordsCounter]]
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audioSources[frequencies.value[recordsCounter]] = `${window.location.origin}${encodeURI(audioPaths[recordsCounter])}`
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}
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useNuxtApp().$logger.log(audioSources[63])
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}
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}
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const rampVolume = (frequency: number, targetVolume: number, duration: number) => {
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const startVolume = currentVolumes[frequency] || 1
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const startTime = Date.now()
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const endTime = startTime + duration
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if (rampIntervals[frequency]) {
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clearInterval(rampIntervals[frequency]!)
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}
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rampIntervals[frequency] = setInterval(() => {
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const now = Date.now()
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if (now >= endTime) {
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currentVolumes[frequency] = targetVolume
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clearInterval(rampIntervals[frequency]!)
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rampIntervals[frequency] = null
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return
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}
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const progress = (now - startTime) / duration
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currentVolumes[frequency] = startVolume + (targetVolume - startVolume) * progress
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}, 50)
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}
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const handleValueChange = (frequency: number, value: number) => {
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if (!isNaN(value)) {
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gainValuesDB[frequency] = value
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normalizedVolumes[frequency] = calculateNormalizedVolume(value)
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currentVolumes[frequency] = normalizedVolumes[frequency]
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} else {
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logger.warn('value is not a number, skip...', { value })
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}
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}
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onUnmounted(() => {
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Object.values(rampIntervals).forEach((interval) => {
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if (interval) { clearInterval(interval) }
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})
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})
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return {
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frequencies,
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gainValuesDB,
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currentVolumes,
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normalizedVolumes,
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audioElements,
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handleValueChange,
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error,
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onFileSelected,
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audioSrc,
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rampTime,
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startAll,
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audioSources
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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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.error-message {
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color: red;
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font-weight: bold;
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padding: 10px;
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border: 1px solid red;
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border-radius: 5px;
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margin-bottom: 10px;
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}
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.ramp-time-control {
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margin-top: 20px;
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}
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.ramp-time-control input {
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width: 300px;
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margin: 0 10px;
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}
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.frequency-control {
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margin-bottom: 20px;
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padding: 10px;
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border: 1px solid #ccc;
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border-radius: 5px;
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}
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</style>
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