45 lines
1.6 KiB
HTML
45 lines
1.6 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<script src="../Vosklet.js" async defer></script>
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<script>
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async function start() {
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// All data is collected and transfered to the main thread so the AudioContext won't output anything. Set sinkId type to none to save power
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let ctx = new AudioContext({ sinkId: { type: "none" } });
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// Setup microphone
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let micNode = ctx.createMediaStreamSource(await navigator.mediaDevices.getUserMedia({
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video: false,
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audio: {
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echoCancellation: true,
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noiseSuppression: true,
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channelCount: 1
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},
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}));
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// Load Vosklet module, model and recognizer
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let module = await loadVosklet();
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let model = await module.createModel("https://ccoreilly.github.io/vosk-browser/models/vosk-model-small-en-us-0.15.tar.gz", "English", "vosk-model-small-en-us-0.15");
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let recognizer = await module.createRecognizer(model, ctx.sampleRate);
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// Listen for result and partial result
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recognizer.addEventListener("result", ev => console.log("Result: ", ev.detail));
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recognizer.addEventListener("partialResult", ev => console.log("Partial result: ", ev.detail));
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// Create a transferer node to get audio data on the main thread
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let transferer = await module.createTransferer(ctx, 128 * 150);
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// Recognize data on arrival
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transferer.port.onmessage = ev => recognizer.acceptWaveform(ev.data);
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// Connect transferer to microphone
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micNode.connect(transferer);
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}
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</script>
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<!-- Start and create audio context only as a result of user's action -->
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<button onclick="start()">Start</button>
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</head>
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</html> |