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Paradise151 commited on Oct 18, 2025

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Create index.html

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+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>GrechnikNet — Snapshot Detection</title>
+  <style>
+    body { background:#111; color:#eee; font-family:sans-serif; margin:0; text-align:center; }
+    header { padding:16px; }
+    video, img { width: min(100vw, 720px); height:auto; border:1px solid #333; border-radius:8px; margin:10px 0; }
+    .controls { display:flex; gap:16px; flex-wrap:wrap; justify-content:center; margin:16px 0; }
+    .control { background:#1b1b1b; padding:10px 12px; border-radius:8px; }
+    label { display:block; font-size:14px; margin-bottom:6px; }
+    input[type="range"] { width:200px; }
+    button { padding:10px 16px; border:none; border-radius:6px; background:#3a6df0; color:#fff; cursor:pointer; }
+    button:disabled { background:#555; cursor:not-allowed; }
+    pre { text-align:left; background:#0e0e0e; padding:12px; border-radius:8px; width:min(100vw,720px); margin:10px auto; }
+  </style>
+</head>
+<body>
+  <header>
+    <h2>GrechnikNet — Snapshot Detection</h2>
+    <p>Сверху поток с камеры, снизу результат последнего снимка</p>
+  </header>
+  <!-- Панель управления -->
+  <div class="controls">
+    <div class="control">
+      <label>Камера:</label>
+      <select id="cameraSelect"></select>
+    </div>
+    <div class="control">
+      <label>Confidence: <span id="confVal">0.25</span></label>
+      <input type="range" id="confSlider" min="0" max="1" step="0.05" value="0.25">
+    </div>
+    <div class="control">
+      <label>IoU: <span id="iouVal">0.45</span></label>
+      <input type="range" id="iouSlider" min="0" max="1" step="0.05" value="0.45">
+    </div>
+    <div class="control">
+      <label>Режим ответа:</label>
+      <select id="modeSelect">
+        <option value="image">Аннотированное изображение</option>
+        <option value="json">Только боксы (JSON)</option>
+      </select>
+    </div>
+    <div class="control">
+      <button id="snapBtn">Сделать фото</button>
+    </div>
+  </div>
+  <!-- Верхнее окно: поток -->
+  <video id="video" autoplay playsinline muted></video>
+  <!-- Нижнее окно: результат -->
+  <img id="resultImg" alt="Результат появится здесь">
+  <pre id="jsonOut" style="display:none;"></pre>
+  <script>
+    const video = document.getElementById('video');
+    const resultImg = document.getElementById('resultImg');
+    const jsonOut = document.getElementById('jsonOut');
+    const snapBtn = document.getElementById('snapBtn');
+    const cameraSelect = document.getElementById('cameraSelect');
+    const confSlider = document.getElementById('confSlider');
+    const iouSlider = document.getElementById('iouSlider');
+    const confVal = document.getElementById('confVal');
+    const iouVal = document.getElementById('iouVal');
+    const modeSelect = document.getElementById('modeSelect');
+    let stream = null;
+    let currentDeviceId = null;
+    confSlider.oninput = () => confVal.textContent = confSlider.value;
+    iouSlider.oninput = () => iouVal.textContent = iouSlider.value;
+    async function enumerateCameras() {
+      const devices = await navigator.mediaDevices.enumerateDevices();
+      cameraSelect.innerHTML = '';
+      const cams = devices.filter(d => d.kind === 'videoinput');
+      cams.forEach((cam, i) => {
+        const opt = document.createElement('option');
+        opt.value = cam.deviceId || i;
+        opt.textContent = cam.label || `Камера ${i+1}`;
+        cameraSelect.appendChild(opt);
+      });
+      if (cams.length > 0) currentDeviceId = cams[0].deviceId;
+    }
+    async function startCamera(deviceId) {
+      if (stream) stopCamera();
+      const constraints = {
+        video: {
+          deviceId: deviceId ? { exact: deviceId } : undefined,
+          facingMode: 'environment',
+          width: { ideal: 720 },
+          height: { ideal: 720 }
+        },
+        audio: false
+      };
+      stream = await navigator.mediaDevices.getUserMedia(constraints);
+      video.srcObject = stream;
+      await video.play();
+    }
+    function stopCamera() {
+      if (stream) {
+        stream.getTracks().forEach(t => t.stop());
+        stream = null;
+      }
+    }
+    cameraSelect.onchange = async () => {
+      currentDeviceId = cameraSelect.value;
+      await startCamera(currentDeviceId);
+    };
+    async function takePhoto() {
+      if (!video.srcObject) return;
+      const canvas = document.createElement('canvas');
+      const w = Math.min(720, video.videoWidth || 640);
+      const h = Math.floor(w * (video.videoHeight / video.videoWidth));
+      canvas.width = w;
+      canvas.height = h;
+      const ctx = canvas.getContext('2d');
+      ctx.drawImage(video, 0, 0, w, h);
+      const blob = await new Promise(resolve => canvas.toBlob(resolve, 'image/jpeg', 0.9));
+      const formData = new FormData();
+      formData.append('file', blob, 'frame.jpg');
+      formData.append('conf', confSlider.value);
+      formData.append('iou', iouSlider.value);
+      const returnImage = (modeSelect.value === 'image') ? 1 : 0;
+      formData.append('return_image', returnImage.toString());
+      const resp = await fetch('/predict', { method: 'POST', body: formData });
+      if (returnImage === 1) {
+        const arrBuf = await resp.arrayBuffer();
+        const blobRes = new Blob([arrBuf], { type: 'image/jpeg' });
+        resultImg.src = URL.createObjectURL(blobRes);
+        resultImg.style.display = 'block';
+        jsonOut.style.display = 'none';
+      } else {
+        const data = await resp.json();
+        jsonOut.textContent = JSON.stringify(data, null, 2);
+        jsonOut.style.display = 'block';
+        resultImg.style.display = 'none';
+      }
+    }
+    snapBtn.onclick = takePhoto;
+    // Автозапуск камеры при загрузке
+    (async () => {
+      await enumerateCameras();
+      await startCamera(currentDeviceId);
+    })();
+  </script>
+</body>
+</html>