index.html
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<html lang="en">
<!--
The UI code is modified from
https://huggingface.co/spaces/Banafo/Kroko-Streaming-ASR-Wasm
-->
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width" />
<title>Next-gen Kaldi WebAssembly with sherpa-onnx for speech enhancement</title>
<style>
h1,div {
text-align: center;
}
textarea {
width:100%;
}
.loading {
display: none !important;
}
</style>
</head>
<body>
<h1>
Next-gen Kaldi + WebAssembly<br/>
Speech Enhancement with <a href="https://github.com/k2-fsa/sherpa-onnx">sherpa-onnx</a><br/>
using <a href="https://github.com/Xiaobin-Rong/gtcrn">GTCRN</a>
</h1>
<div id="status">Loading...</div>
<div id="singleAudioContent" class="tab-content loading">
<div style="display: flex; gap: 1.5rem;">
<!-- Input Section -->
<div style="flex: 1; display: flex; flex-direction: column; gap: 1rem;">
<div style="font-size: 1rem; font-weight: bold; padding: 0.5rem 1rem; background-color: #f8f9fa; border-radius: 8px; display: flex; align-items: center; gap: 0.5rem; color: #6c757d;">
<span style="line-height: 1;">🎵</span> Input
</div>
<!-- Drag and Drop / File Upload -->
<div id="dropzone" style="border: 2px dashed #ced4da; border-radius: 8px; padding: 2rem; text-align: center; color: #6c757d; cursor: pointer; background-color: #f8f9fa; transition: background-color 0.3s, border-color 0.3s; position: relative;">
<input type="file" id="fileInput" accept=".wav" style="position: absolute; top: 0; left: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer;" />
<p style="margin: 0;">Drop Audio Here (*.wav)<br>- or -<br>Click to Upload</p>
</div>
<audio id="inAudioPlayback" controls style="display: none; margin-top: 1rem; width: 100%;"></audio>
</div>
</div>
<div style="display: flex; gap: 1.5rem;">
<!-- Output Section -->
<div style="flex: 1; display: flex; flex-direction: column; gap: 1rem;">
<div style="font-size: 1rem; font-weight: bold; padding: 0.5rem 1rem; background-color: #f8f9fa; border-radius: 8px; display: flex; align-items: center; gap: 0.5rem; color: #6c757d;">
<span style="line-height: 1;">🎵</span> Output
</div>
<audio id="outAudioPlayback" controls style="display: none; margin-top: 1rem; width: 100%;"></audio>
</div>
</div>
<!-- Footer Section -->
<div style="width: 100%; max-width: 900px; margin-top: 1.5rem; background: #fff; padding: 1.5rem; border-radius: 8px; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1); text-align: left; font-size: 0.9rem; color: #6c757d;">
<h3>Description</h3>
<ul>
<li>Everything is <strong>open-sourced.</strong> <a href="https://github.com/k2-fsa/sherpa-onnx">code</a></li>
<li>The model is from <a href="https://github.com/Xiaobin-Rong/gtcrn">GTCRN</a></li>
<li>Please upload .wav files</li>
<ul>
<li>You can download noisy test wave files from <a href="https://htmlpreview.github.io/?https://github.com/Xiaobin-Rong/gtcrn_demo/blob/main/index.html">https://htmlpreview.github.io/?https://github.com/Xiaobin-Rong/gtcrn_demo/blob/main/index.html</a></li>
</ul>
<li>If you have any issues, please either <a href="https://github.com/k2-fsa/sherpa-onnx/issues">file a ticket</a> or contact us via</li>
<ul>
<li><a href="https://k2-fsa.github.io/sherpa/social-groups.html#wechat">WeChat group</a></li>
<li><a href="https://k2-fsa.github.io/sherpa/social-groups.html#qq">QQ group</a></li>
<li><a href="https://k2-fsa.github.io/sherpa/social-groups.html#bilibili-b">Bilibili</a></li>
</ul>
</ul>
<h3>About This Demo</h3>
<ul>
<li><strong>Private and Secure:</strong> All processing is done locally on your device (CPU) within your browser with a single thread. No server is involved, ensuring privacy and security. You can disconnect from the Internet once this page is loaded.</li>
<li><strong>Efficient Resource Usage:</strong> No GPU is required, leaving system resources available for webLLM analysis.</li>
</ul>
<h3>Latest Update</h3>
<ul>
<li>First working version.</li>
</ul>
<h3>Acknowledgement</h3>
<ul>
<li>We refer to <a href="https://huggingface.co/spaces/Banafo/Kroko-Streaming-ASR-Wasm">https://huggingface.co/spaces/Banafo/Kroko-Streaming-ASR-Wasm</a> for the UI part.</li>
</ul>
</div>
<script src="app-speech-enhancement.js"></script>
<script src="sherpa-onnx-wave.js"></script>
<script src="sherpa-onnx-speech-enhancement.js"></script>
<script src="sherpa-onnx-wasm-main-speech-enhancement.js"></script>
</body>