62 lines
1.8 KiB
JavaScript
62 lines
1.8 KiB
JavaScript
import Speech from 'speak-tts'
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import { useSpeakStore } from '@/store/speak'
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let speechInstance = null
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let lastVoice = ''
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export async function speakText(text) {
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if (!text) return
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const speakStore = useSpeakStore()
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if (!speechInstance) {
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speechInstance = new Speech()
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if (!speechInstance.hasBrowserSupport()) {
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console.warn('当前浏览器不支持语音合成')
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return
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}
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await speechInstance.init({
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lang: 'zh-CN',
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volume: speakStore.ttsVolume,
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rate: speakStore.ttsRate,
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pitch: speakStore.ttsPitch,
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splitSentences: true,
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voice: speakStore.ttsVoice || undefined
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})
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lastVoice = speakStore.ttsVoice || ''
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}
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// 切换voice或参数时重新init
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if ((speakStore.ttsVoice || '') !== lastVoice
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|| speechInstance._volume !== speakStore.ttsVolume
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|| speechInstance._rate !== speakStore.ttsRate
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|| speechInstance._pitch !== speakStore.ttsPitch) {
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await speechInstance.init({
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lang: 'zh-CN',
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volume: speakStore.ttsVolume,
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rate: speakStore.ttsRate,
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pitch: speakStore.ttsPitch,
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splitSentences: true,
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voice: speakStore.ttsVoice || undefined
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})
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lastVoice = speakStore.ttsVoice || ''
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}
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speakStore.setTTSStatus('playing')
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speechInstance.speak({
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text,
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onend: () => speakStore.setTTSStatus('idle'),
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onerror: () => speakStore.setTTSStatus('idle')
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})
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}
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export async function getTTSVoices() {
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// 兼容speak-tts 2.x，使用浏览器原生API
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return new Promise((resolve) => {
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let voices = window.speechSynthesis.getVoices();
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if (voices.length) {
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resolve(voices);
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} else {
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window.speechSynthesis.onvoiceschanged = () => {
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voices = window.speechSynthesis.getVoices();
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resolve(voices);
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};
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}
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});
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} |