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| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <title>LiveKit Object Detection</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0" /> | |
| <style> | |
| body { | |
| font-family: system-ui, -apple-system, sans-serif; | |
| background: linear-gradient(135deg, #2d2b52 0%, #191731 100%); | |
| color: white; | |
| margin: 0; | |
| padding: 20px; | |
| height: 100vh; | |
| box-sizing: border-box; | |
| display: flex; | |
| flex-direction: column; | |
| align-items: center; | |
| justify-content: center; | |
| } | |
| .container { | |
| max-width: 800px; | |
| text-align: center; | |
| display: flex; | |
| flex-direction: column; | |
| align-items: center; | |
| } | |
| .video-container { | |
| max-width: 500px; | |
| aspect-ratio: 1/1; | |
| background: rgba(255, 255, 255, 0.1); | |
| border-radius: 12px; | |
| overflow: hidden; | |
| box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2); | |
| margin: 10px 0; | |
| } | |
| video { | |
| width: 100%; | |
| height: 100%; | |
| object-fit: cover; | |
| } | |
| button { | |
| background: white; | |
| color: #2d2b52; | |
| border: none; | |
| padding: 12px 32px; | |
| border-radius: 24px; | |
| font-size: 16px; | |
| font-weight: 600; | |
| cursor: pointer; | |
| transition: all 0.3s ease; | |
| box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); | |
| } | |
| button:hover { | |
| transform: translateY(-2px); | |
| box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2); | |
| } | |
| .slider-container { | |
| max-width: 300px; | |
| margin-top: 16px; | |
| } | |
| input[type="range"] { | |
| width: 100%; | |
| } | |
| label { | |
| font-size: 14px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <h1>LiveKit Object Detection</h1> | |
| <p>Stream webcam feed and detect objects using YOLOv10</p> | |
| <div class="video-container"> | |
| <video id="video" autoplay muted playsinline></video> | |
| </div> | |
| <div class="slider-container"> | |
| <label>Confidence Threshold: <span id="conf-value">0.3</span></label> | |
| <input type="range" id="conf-threshold" min="0" max="1" step="0.01" value="0.3"> | |
| </div> | |
| <button id="start-button">Start Streaming</button> | |
| </div> | |
| <script type="module"> | |
| import { connect } from "https://cdn.jsdelivr.net/npm/livekit-client/dist/livekit-client.esm.js"; | |
| const startBtn = document.getElementById("start-button"); | |
| const video = document.getElementById("video"); | |
| const confSlider = document.getElementById("conf-threshold"); | |
| const confVal = document.getElementById("conf-value"); | |
| let room; | |
| let intervalId; | |
| confSlider.addEventListener("input", () => { | |
| confVal.textContent = confSlider.value; | |
| }); | |
| async function startStream() { | |
| const livekitURL = "wss://myvoiceassistant-h4f2cbzj.livekit.cloud"; // Replace this | |
| const token = "APIVcbcyNpkNcsL"; // Replace this | |
| room = await connect(livekitURL, token, { | |
| video: true, | |
| audio: false, | |
| }); | |
| const pubTrack = room.localParticipant.getTrackPublications().find((pub) => pub.kind === "video"); | |
| const stream = new MediaStream([pubTrack.track.mediaStreamTrack]); | |
| video.srcObject = stream; | |
| // Send image frames to backend every 1 second | |
| intervalId = setInterval(() => { | |
| const canvas = document.createElement("canvas"); | |
| canvas.width = video.videoWidth; | |
| canvas.height = video.videoHeight; | |
| const ctx = canvas.getContext("2d"); | |
| ctx.drawImage(video, 0, 0); | |
| const imageData = canvas.toDataURL("image/jpeg"); | |
| fetch("http://localhost:8000/detect", { | |
| method: "POST", | |
| headers: { "Content-Type": "application/json" }, | |
| body: JSON.stringify({ | |
| image: imageData, | |
| conf_threshold: parseFloat(confSlider.value) | |
| }) | |
| }); | |
| }, 1000); | |
| } | |
| startBtn.addEventListener("click", async () => { | |
| if (startBtn.textContent === "Start Streaming") { | |
| await startStream(); | |
| startBtn.textContent = "Stop Streaming"; | |
| } else { | |
| if (room) room.disconnect(); | |
| if (intervalId) clearInterval(intervalId); | |
| video.srcObject = null; | |
| startBtn.textContent = "Start Streaming"; | |
| } | |
| }); | |
| </script> | |
| </body> | |
| </html> | |