48 lines
1.8 KiB
JavaScript
48 lines
1.8 KiB
JavaScript
// Copyright (c) 2024 Xiaomi Corporation
|
||
const sherpa_onnx = require('sherpa-onnx-node');
|
||
|
||
// please download model files from
|
||
// https://github.com/k2-fsa/sherpa-onnx/releases/tag/tts-models
|
||
function createOfflineTts() {
|
||
const config = {
|
||
model: {
|
||
vits: {
|
||
model: './sherpa-onnx-vits-zh-ll/model.onnx',
|
||
tokens: './sherpa-onnx-vits-zh-ll/tokens.txt',
|
||
lexicon: './sherpa-onnx-vits-zh-ll/lexicon.txt',
|
||
dictDir: './sherpa-onnx-vits-zh-ll/dict',
|
||
},
|
||
debug: true,
|
||
numThreads: 1,
|
||
provider: 'cpu',
|
||
},
|
||
maxNumSentences: 1,
|
||
ruleFsts:
|
||
'./sherpa-onnx-vits-zh-ll/date.fst,./sherpa-onnx-vits-zh-ll/phone.fst,./sherpa-onnx-vits-zh-ll/number.fst',
|
||
};
|
||
return new sherpa_onnx.OfflineTts(config);
|
||
}
|
||
|
||
const tts = createOfflineTts();
|
||
|
||
const text =
|
||
'当夜幕降临，星光点点，伴随着微风拂面，我在静谧中感受着时光的流转，思念如涟漪荡漾，梦境如画卷展开，我与自然融为一体，沉静在这片宁静的美丽之中，感受着生命的奇迹与温柔。2024年5月13号，拨打110或者18920240513。123456块钱。'
|
||
|
||
let start = Date.now();
|
||
const audio = tts.generate({text: text, sid: 2, speed: 1.0});
|
||
let stop = Date.now();
|
||
const elapsed_seconds = (stop - start) / 1000;
|
||
const duration = audio.samples.length / audio.sampleRate;
|
||
const real_time_factor = elapsed_seconds / duration;
|
||
console.log('Wave duration', duration.toFixed(3), 'seconds')
|
||
console.log('Elapsed', elapsed_seconds.toFixed(3), 'seconds')
|
||
console.log(
|
||
`RTF = ${elapsed_seconds.toFixed(3)}/${duration.toFixed(3)} =`,
|
||
real_time_factor.toFixed(3))
|
||
|
||
const filename = 'test-zh-ll.wav';
|
||
sherpa_onnx.writeWave(
|
||
filename, {samples: audio.samples, sampleRate: audio.sampleRate});
|
||
|
||
console.log(`Saved to ${filename}`);
|