Add WebAssembly for NodeJS. (#628)

nodejs-examples/test-offline-tts-zh.js

@@ -3,25 +3,37 @@
 const sherpa_onnx = require('sherpa-onnx');
 
 function createOfflineTts() {
-  const vits = new sherpa_onnx.OfflineTtsVitsModelConfig();
-  vits.model = './vits-zh-aishell3/vits-aishell3.onnx';
-  vits.lexicon = './vits-zh-aishell3/lexicon.txt';
-  vits.tokens = './vits-zh-aishell3/tokens.txt';
+  let offlineTtsVitsModelConfig = {
+    model: './vits-zh-aishell3/vits-aishell3.onnx',
+    lexicon: './vits-zh-aishell3/lexicon.txt',
+    tokens: './vits-zh-aishell3/tokens.txt',
+    dataDir: '',
+    noiseScale: 0.667,
+    noiseScaleW: 0.8,
+    lengthScale: 1.0,
+  };
+  let offlineTtsModelConfig = {
+    offlineTtsVitsModelConfig: offlineTtsVitsModelConfig,
+    numThreads: 1,
+    debug: 1,
+    provider: 'cpu',
+  };
 
-  const modelConfig = new sherpa_onnx.OfflineTtsModelConfig();
-  modelConfig.vits = vits;
+  let offlineTtsConfig = {
+    offlineTtsModelConfig: offlineTtsModelConfig,
+    ruleFsts: './vits-zh-aishell3/rule.fst',
+    maxNumSentences: 1,
+  };
 
-  const config = new sherpa_onnx.OfflineTtsConfig();
-  config.model = modelConfig;
-  config.ruleFsts = './vits-zh-aishell3/rule.fst';
-
-  return new sherpa_onnx.OfflineTts(config);
+  return sherpa_onnx.createOfflineTts(offlineTtsConfig);
 }
 
+
 const tts = createOfflineTts();
 const speakerId = 66;
 const speed = 1.0;
-const audio = tts.generate('3年前中国总人口是1411778724人', speakerId, speed);
-audio.save('./test-zh.wav');
+const audio = tts.generate(
+    {text: '3年前中国总人口是1411778724人', sid: speakerId, speed: speed});
+tts.save('./test-zh.wav', audio);
 console.log('Saved to test-zh.wav successfully.');
 tts.free();