Add JavaScript API (WebAssembly) for FireRedAsr model. (#1874)

nodejs-examples/test-offline-fire-red-asr.js

@@ -0,0 +1,37 @@
+// Copyright (c)  2025  Xiaomi Corporation (authors: Fangjun Kuang)
+//
+const sherpa_onnx = require('sherpa-onnx');
+
+function createOfflineRecognizer() {
+  let modelConfig = {
+    fireRedAsr: {
+      encoder:
+          './sherpa-onnx-fire-red-asr-large-zh_en-2025-02-16/encoder.int8.onnx',
+      decoder:
+          './sherpa-onnx-fire-red-asr-large-zh_en-2025-02-16/decoder.int8.onnx',
+    },
+    tokens: './sherpa-onnx-fire-red-asr-large-zh_en-2025-02-16/tokens.txt',
+    debug: 1,
+  };
+
+  let config = {
+    modelConfig: modelConfig,
+  };
+
+  return sherpa_onnx.createOfflineRecognizer(config);
+}
+
+recognizer = createOfflineRecognizer();
+stream = recognizer.createStream();
+
+const waveFilename =
+    './sherpa-onnx-fire-red-asr-large-zh_en-2025-02-16/test_wavs/0.wav';
+const wave = sherpa_onnx.readWave(waveFilename);
+stream.acceptWaveform(wave.sampleRate, wave.samples);
+
+recognizer.decode(stream);
+const text = recognizer.getResult(stream).text;
+console.log(text);
+
+stream.free();
+recognizer.free();