Alaaharoun's picture
Add dexterous hand sample: bulk_9_videos_933d5ad5 (9112 merged rows, wrist-relative fields + motion_intelligence)
acaf5f4 verified
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>Pose Viewer (local)</title>
<style>
:root { --bg:#000; --fg:#fff; --muted:#a3a3a3; --gold:#D4AF37; --card: rgba(255,255,255,.05); --border: rgba(212,175,55,.25); }
html, body { height: 100%; }
body { margin:0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; background: radial-gradient(1200px 400px at 50% 0%, rgba(212,175,55,.08), transparent 60%), var(--bg); color: var(--fg); }
.wrap { max-width: 980px; margin: 0 auto; padding: 28px 16px 40px; }
.top { display:flex; flex-wrap:wrap; gap:12px; align-items:center; justify-content:space-between; }
.title { font-weight: 700; letter-spacing: .2px; }
.title small { display:block; color: var(--muted); font-weight: 500; margin-top:4px; }
.card { border: 1px solid rgba(255,255,255,.12); background: var(--card); border-radius: 14px; padding: 12px; }
.row { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.btn { cursor:pointer; border:1px solid var(--border); background: rgba(212,175,55,.12); color: var(--fg); padding: 9px 12px; border-radius: 10px; font-weight: 650; }
.btn:disabled { opacity: .45; cursor:not-allowed; }
input[type="file"] { color: var(--muted); }
input[type="range"] { width: min(520px, 100%); accent-color: var(--gold); }
.muted { color: var(--muted); font-size: 12px; }
canvas { width: 100%; height: auto; background:#0a0a0a; border-radius: 12px; border:1px solid rgba(212,175,55,.2); }
.grid { display:grid; grid-template-columns: 1fr; gap:12px; margin-top:14px; }
@media (min-width: 900px) { .grid { grid-template-columns: 2fr 1fr; } }
.kv { display:grid; grid-template-columns: 120px 1fr; gap:8px 10px; font-size: 12px; color: var(--muted); }
.kv b { color: var(--fg); font-weight: 650; }
code { color: var(--gold); }
</style>
</head>
<body>
<div class="wrap">
<div class="top">
<div class="title">
Pose Viewer (local)
<small>Load <code>data.jsonl</code> and preview keypoints locally (no server).</small>
</div>
<div class="row">
<input id="file" type="file" accept=".jsonl,.json" />
<button id="prev" class="btn" disabled>Prev</button>
<button id="next" class="btn" disabled>Next</button>
</div>
</div>
<div class="card" style="margin-top:12px;">
<div class="row" style="justify-content:space-between;">
<div class="row">
<button id="reset" class="btn" disabled>Reset view</button>
<span id="status" class="muted">Load a JSONL file to begin.</span>
</div>
<input id="slider" type="range" min="0" max="0" value="0" disabled />
</div>
<div style="margin-top:12px;">
<canvas id="c" width="960" height="540"></canvas>
</div>
</div>
<div class="grid">
<div class="card">
<div class="kv">
<div>Frame</div><div><b id="frameLabel"></b></div>
<div>Source</div><div><b id="srcLabel"></b></div>
<div>timestamp_ms</div><div><b id="tsLabel"></b></div>
</div>
<p class="muted" style="margin:10px 0 0;">
Controls: drag to pan, mouse wheel to zoom, slider to navigate frames.
</p>
</div>
<div class="card">
<p class="muted" style="margin:0 0 8px;">
Tip: For a richer in-app viewer, visit <code>/viewer</code> on the website.
</p>
<p class="muted" style="margin:0;">
This file is intentionally small and easy to modify.
</p>
</div>
</div>
</div>
<script>
const POSE_EDGES = [
["left_shoulder","right_shoulder"],
["left_shoulder","left_elbow"],["left_elbow","left_wrist"],
["right_shoulder","right_elbow"],["right_elbow","right_wrist"],
["left_shoulder","left_hip"],["right_shoulder","right_hip"],
["left_hip","right_hip"],
["left_hip","left_knee"],["left_knee","left_ankle"],
["right_hip","right_knee"],["right_knee","right_ankle"],
];
const HAND_EDGES = [
["wrist","thumb_cmc"],["thumb_cmc","thumb_mcp"],["thumb_mcp","thumb_ip"],["thumb_ip","thumb_tip"],
["wrist","index_finger_mcp"],["index_finger_mcp","index_finger_pip"],["index_finger_pip","index_finger_dip"],["index_finger_dip","index_finger_tip"],
["wrist","middle_finger_mcp"],["middle_finger_mcp","middle_finger_pip"],["middle_finger_pip","middle_finger_dip"],["middle_finger_dip","middle_finger_tip"],
["wrist","ring_finger_mcp"],["ring_finger_mcp","ring_finger_pip"],["ring_finger_pip","ring_finger_dip"],["ring_finger_dip","ring_finger_tip"],
["wrist","pinky_mcp"],["pinky_mcp","pinky_pip"],["pinky_pip","pinky_dip"],["pinky_dip","pinky_tip"],
];
const fileEl = document.getElementById('file');
const slider = document.getElementById('slider');
const statusEl = document.getElementById('status');
const prevBtn = document.getElementById('prev');
const nextBtn = document.getElementById('next');
const resetBtn = document.getElementById('reset');
const frameLabel = document.getElementById('frameLabel');
const srcLabel = document.getElementById('srcLabel');
const tsLabel = document.getElementById('tsLabel');
const c = document.getElementById('c');
const ctx = c.getContext('2d');
let rows = [];
let idx = 0;
// pan/zoom
let scale = 1.0;
let offX = 0, offY = 0;
let dragging = false;
let lastX = 0, lastY = 0;
function resetView() { scale = 1.0; offX = 0; offY = 0; draw(); }
function clamp(v, a, b) { return Math.max(a, Math.min(b, v)); }
function draw() {
ctx.setTransform(1,0,0,1,0,0);
ctx.clearRect(0,0,c.width,c.height);
ctx.fillStyle = '#0a0a0a';
ctx.fillRect(0,0,c.width,c.height);
const r = rows[idx];
if (!r || !r.keypoints) return;
// labels
frameLabel.textContent = `${idx+1} / ${rows.length} (frame_id=${r.frame_id ?? '?'})`;
srcLabel.textContent = (r.original_filename ?? '—');
tsLabel.textContent = (typeof r.timestamp_ms === 'number' ? r.timestamp_ms.toFixed(2) : (r.timestamp_ms ?? '—'));
// apply view transform (pan/zoom around center)
const cx = c.width/2, cy = c.height/2;
ctx.translate(cx + offX, cy + offY);
ctx.scale(scale, scale);
ctx.translate(-cx, -cy);
const W = c.width, H = c.height;
ctx.lineWidth = 2;
ctx.strokeStyle = '#D4AF37';
const edges = (r.keypoint_model === 'mediapipe_hands' || ('thumb_tip' in r.keypoints)) ? HAND_EDGES : POSE_EDGES;
for (const [a,b] of edges) {
const pa = r.keypoints[a], pb = r.keypoints[b];
if (!pa || !pb) continue;
const ax = (pa.x ?? 0) * W, ay = (pa.y ?? 0) * H;
const bx = (pb.x ?? 0) * W, by = (pb.y ?? 0) * H;
ctx.beginPath(); ctx.moveTo(ax,ay); ctx.lineTo(bx,by); ctx.stroke();
}
ctx.fillStyle = '#F4E4BC';
for (const k in r.keypoints) {
const p = r.keypoints[k];
const x = (p.x ?? 0) * W, y = (p.y ?? 0) * H;
ctx.beginPath(); ctx.arc(x,y,3,0,Math.PI*2); ctx.fill();
}
}
function setIndex(i) {
if (!rows.length) return;
idx = clamp(i, 0, rows.length - 1);
slider.value = String(idx);
draw();
}
fileEl.addEventListener('change', async (e) => {
const f = e.target.files && e.target.files[0];
if (!f) return;
const text = await f.text();
const lines = text.split(/\r?\n/).filter(l => l.trim().length);
rows = [];
for (const line of lines) {
try { rows.push(JSON.parse(line)); } catch {}
}
idx = 0;
slider.max = String(Math.max(0, rows.length - 1));
slider.value = '0';
slider.disabled = rows.length === 0;
prevBtn.disabled = rows.length === 0;
nextBtn.disabled = rows.length === 0;
resetBtn.disabled = rows.length === 0;
statusEl.textContent = rows.length ? `Loaded ${rows.length} rows.` : 'No rows parsed.';
resetView();
});
slider.addEventListener('input', (e) => setIndex(Number(e.target.value)));
prevBtn.addEventListener('click', () => setIndex(idx - 1));
nextBtn.addEventListener('click', () => setIndex(idx + 1));
resetBtn.addEventListener('click', () => resetView());
c.addEventListener('mousedown', (e) => { dragging = true; lastX = e.clientX; lastY = e.clientY; });
window.addEventListener('mouseup', () => dragging = false);
window.addEventListener('mousemove', (e) => {
if (!dragging) return;
offX += (e.clientX - lastX);
offY += (e.clientY - lastY);
lastX = e.clientX; lastY = e.clientY;
draw();
});
c.addEventListener('wheel', (e) => {
e.preventDefault();
const delta = Math.sign(e.deltaY);
const factor = delta > 0 ? 0.92 : 1.08;
scale = clamp(scale * factor, 0.4, 6.0);
draw();
}, { passive: false });
</script>
</body>
</html>