Add AI face capability demos

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yankun
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# demo-ai-face-detector
CUTOS 4.0 Vue 3/Vite LWA demonstrating local browser-side face detection with `@cutos/ai-face-detector`.
No Device Provider or Gateway service is required. The LWA needs camera permission and packages the MediaPipe model/WASM resources for offline use.
## Behaviour
- Starts the user-facing camera automatically.
- Uses the source camera ratio in landscape and a centre-cropped 1:1 preview in portrait.
- Guides the user with a circular capture area and a moving confidence box.
- Requires one face, confidence ≥ 0.90, face size ≥ 12%, and horizontal centering.
- Requires the accepted face position and size to remain stable for about two seconds.
- Locks the stable face image and stops inference while keeping the camera preview visible.
- Restarts detection automatically after ten seconds, or immediately when `Detect again` is selected.
- Displays the locked face in the lower-right corner and keeps Detection Result and Activity in two equal cards.
## Development with the sibling SDK
```sh
cd ../sdk
npm install
npm run build
cd ../demo-ai-face-detector
npm install
npm run dev
```
Both `dev` and the CUTOS build copy version-matched model assets through the SDK's asset command.
## Build and package
```sh
npx cutos lwa build
```
The generated package is:
```text
release/demo-ai-face-detector-v<version>.lwa
```
The LWA version comes from `public/config.json`; `package.json` intentionally remains `0.0.0`.
## Upload and publish
```sh
npx cutos login --username office
npx cutos lwa upload
npx cutos lwa list demo-ai-face-detector
npx cutos lwa publish --lwa <content-id> --device <device-id>
```
For a release build, depend on the published npm SDK rather than `file:../sdk`.
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>CUTOS AI Face Detector</title>
</head>
<body>
<div id="app"></div>
<script type="module" src="/src/main.ts"></script>
</body>
</html>
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{
"name": "demo-ai-face-detector",
"private": true,
"version": "0.0.0",
"type": "module",
"scripts": {
"assets": "cutos-ai-face-detector-assets public/cutos-ai-face-detector",
"dev": "npm run assets && vite",
"build": "cutos lwa build",
"build:app": "npm run assets && vue-tsc --noEmit && vite build",
"package": "cutos lwa package",
"validate": "cutos lwa validate",
"preview": "vite preview"
},
"dependencies": {
"@cutos/ai-face-detector": "^4.0.1",
"@cutos/core": "^4.0.8",
"vue": "^3.4.31"
},
"devDependencies": {
"@vitejs/plugin-vue": "^5.0.5",
"autoprefixer": "^10.4.20",
"postcss": "^8.4.40",
"postcss-import": "^16.1.0",
"prettier": "^3.3.3",
"prettier-plugin-tailwindcss": "^0.6.5",
"tailwindcss": "^3.4.7",
"typescript": "^5.5.4",
"unplugin-auto-import": "^0.18.0",
"vite": "^5.3.4",
"vue-tsc": "^2.0.26"
}
}
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export default {
plugins: {
'postcss-import': {},
tailwindcss: {},
autoprefixer: {}
}
}
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{
"name": "demo-ai-face-detector",
"version": "0.2.6",
"description": "CUTOS 4.0 browser-side AI face detector demo",
"params": {
"title": "CUTOS AI Face Detector",
"host": "localhost"
}
}
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<script setup lang="ts">
import { computed, nextTick, onMounted, onUnmounted, ref } from 'vue'
import { CoreAPI } from '@cutos/core'
import { FaceDetector, type FaceDetectionResult, type FaceDetectorDiagnostics } from '@cutos/ai-face-detector'
import CutosTopbar from '@/components/CutosTopbar.vue'
import { loadConfig } from '@/utils/config'
interface ActivityItem { id: number; time: string; message: string }
const video = ref<HTMLVideoElement | null>(null)
const title = ref('CUTOS AI Face Detector')
const host = ref('localhost')
const lwaName = ref('')
const lwaVersion = ref('')
const coreVersion = ref('')
const runtimeConnected = ref(false)
const detectorReady = ref(false)
const cameraActive = ref(false)
const busy = ref('')
const errorText = ref('')
const diagnostics = ref<FaceDetectorDiagnostics | null>(null)
const result = ref<FaceDetectionResult | null>(null)
const detectedFace = ref('')
const activity = ref<ActivityItem[]>([])
const portraitLayout = ref(false)
const detectionLocked = ref(false)
const stabilityProgress = ref(0)
const restartCountdown = ref(10)
let detector: FaceDetector | null = null
let stream: MediaStream | null = null
let animationFrame = 0
let inferenceRunning = false
let lastResultTimestamp = 0
let lastQualityState = ''
let stableSince = 0
let stableBox: FaceDetectionResult['primary'] = null
let restartTimer = 0
const STABILITY_DURATION_MS = 2000
const guideCircle = computed(() => {
const frame = result.value?.frame
if (!frame) return null
const guideAspectRatio = portraitLayout.value ? 1 : frame.width / frame.height
const sourceAspectRatio = frame.width / frame.height
const visibleWidth = sourceAspectRatio > guideAspectRatio ? frame.height * guideAspectRatio : frame.width
const visibleHeight = sourceAspectRatio > guideAspectRatio ? frame.height : frame.width / guideAspectRatio
return {
viewBox: `0 0 ${frame.width} ${frame.height}`,
cx: frame.width / 2,
cy: frame.height / 2,
radius: Math.min(visibleWidth, visibleHeight) * 0.38
}
})
const qualityMessage = computed(() => {
const current = result.value
if (!current?.primary) return 'No face detected'
if (detectionLocked.value) return `Face locked · restart in ${restartCountdown.value}s`
if (current.quality.accepted) return `Hold still · ${Math.round(stabilityProgress.value * 100)}%`
return current.quality.reasons.map(reason => ({
'multiple-faces': 'Keep only one face in view',
'low-confidence': 'Improve lighting and face the camera',
'face-too-small': 'Move closer to the camera',
'face-off-center': 'Move your face towards the centre',
'no-face': 'No face detected'
})[reason]).join(' · ')
})
const resultSummary = computed(() => result.value ? {
timestamp: new Date(result.value.timestamp).toLocaleTimeString(),
frame: result.value.frame,
faceCount: result.value.faceCount,
score: result.value.primary?.score,
box: result.value.primary?.box,
quality: result.value.quality
} : null)
function format(value: unknown) {
return value == null ? 'No data' : JSON.stringify(value, null, 2)
}
function log(message: string) {
activity.value.unshift({ id: Date.now() + Math.random(), time: new Date().toLocaleTimeString(), message })
activity.value = activity.value.slice(0, 20)
}
async function run(name: string, action: () => Promise<void>) {
busy.value = name
errorText.value = ''
try { await action() } catch (error) {
errorText.value = error instanceof Error ? error.message : String(error)
log(errorText.value)
} finally { busy.value = '' }
}
async function initializeDetector() {
if (detector) return
await run('initialize', async () => {
detector = await FaceDetector.create({
assetBaseUrl: new URL('cutos-ai-face-detector', window.location.href).toString(),
preferredDelegate: 'gpu',
allowCpuFallback: true,
minIntervalMs: 200,
minDetectionConfidence: 0.9,
minFaceSizeRatio: 0.12,
maxCenterOffsetRatio: 0.38,
maxHorizontalCenterOffsetRatio: 0.16,
guideAspectRatio: portraitLayout.value ? 1 : 0
})
diagnostics.value = detector.getDiagnostics()
detectorReady.value = true
log(`Detector initialized with ${diagnostics.value.delegate}`)
})
}
async function initializeRuntime() {
try {
await CoreAPI.init(host.value)
runtimeConnected.value = CoreAPI.connected()
coreVersion.value = CoreAPI.getVersion()
} catch (error) {
log(`CUTOS Runtime unavailable: ${error instanceof Error ? error.message : String(error)}`)
}
}
async function startCamera() {
if (cameraActive.value) return
await run('camera', async () => {
await initializeDetector()
stream = await navigator.mediaDevices.getUserMedia({
video: portraitLayout.value
? { width: { ideal: 720 }, height: { ideal: 720 }, aspectRatio: { ideal: 1 }, facingMode: 'user' }
: { width: { ideal: 1280 }, height: { ideal: 720 }, aspectRatio: { ideal: 16 / 9 }, facingMode: 'user' },
audio: false
})
detectionLocked.value = false
resetStability()
cameraActive.value = true
await nextTick()
if (!video.value) throw new Error('Video element is unavailable')
video.value.srcObject = stream
await video.value.play()
log(`Camera started at ${video.value.videoWidth}×${video.value.videoHeight}`)
scheduleDetection()
})
}
function stopCamera() {
clearRestartCountdown()
cancelAnimationFrame(animationFrame)
animationFrame = 0
stream?.getTracks().forEach(track => track.stop())
stream = null
if (video.value) video.value.srcObject = null
cameraActive.value = false
detectionLocked.value = false
resetStability()
result.value = null
log('Camera stopped')
}
function scheduleDetection() {
if (detectionLocked.value) return
cancelAnimationFrame(animationFrame)
animationFrame = requestAnimationFrame(detectionLoop)
}
async function detectionLoop() {
if (!cameraActive.value || !video.value || !detector || detectionLocked.value) return
if (!inferenceRunning) {
inferenceRunning = true
try {
const next = await detector.detect(video.value)
result.value = next
if (next.timestamp !== lastResultTimestamp) {
lastResultTimestamp = next.timestamp
if (next.primary && next.primary.score >= 0.9) detectedFace.value = next.primary.image
const state = next.quality.accepted ? 'accepted' : next.quality.reasons.join(',')
if (state !== lastQualityState) { log(`Detection: ${state || 'waiting'}`); lastQualityState = state }
updateStability(next)
}
} catch (error) {
errorText.value = error instanceof Error ? error.message : String(error)
} finally {
inferenceRunning = false
}
}
if (!detectionLocked.value) scheduleDetection()
}
function resetStability() {
stableSince = 0
stableBox = null
stabilityProgress.value = 0
}
function updateStability(next: FaceDetectionResult) {
const face = next.primary
if (!next.quality.accepted || !face) {
resetStability()
return
}
const previous = stableBox?.box
const current = face.box
const stable = previous &&
Math.hypot(
current.normalized.x + current.normalized.width / 2 - previous.normalized.x - previous.normalized.width / 2,
current.normalized.y + current.normalized.height / 2 - previous.normalized.y - previous.normalized.height / 2
) <= 0.035 &&
Math.abs(current.normalized.width - previous.normalized.width) <= 0.04 &&
Math.abs(current.normalized.height - previous.normalized.height) <= 0.04
if (!stable) {
stableSince = performance.now()
stableBox = face
stabilityProgress.value = 0
return
}
const elapsed = performance.now() - stableSince
stabilityProgress.value = Math.min(1, elapsed / STABILITY_DURATION_MS)
if (elapsed >= STABILITY_DURATION_MS) {
detectedFace.value = face.image
detectionLocked.value = true
stabilityProgress.value = 1
log('Stable face locked after 2 seconds')
startRestartCountdown()
}
}
function clearRestartCountdown() {
if (restartTimer) window.clearInterval(restartTimer)
restartTimer = 0
restartCountdown.value = 10
}
function startRestartCountdown() {
clearRestartCountdown()
restartTimer = window.setInterval(() => {
restartCountdown.value -= 1
if (restartCountdown.value <= 0) detectAgain()
}, 1000)
}
function detectAgain() {
if (!cameraActive.value || !detector) return
clearRestartCountdown()
detectionLocked.value = false
detectedFace.value = ''
result.value = null
resetStability()
lastQualityState = ''
log('Detection restarted')
scheduleDetection()
}
function disposeDetector() {
stopCamera()
detector?.dispose()
detector = null
detectorReady.value = false
diagnostics.value = null
log('Detector disposed')
}
onMounted(async () => {
portraitLayout.value = window.matchMedia('(orientation: portrait)').matches
const config = await loadConfig()
title.value = String(config.params.title || title.value)
host.value = import.meta.env.VITE_CUTOS_BROKER_URL || String(config.params.host || 'localhost')
lwaName.value = config.name
lwaVersion.value = config.version
void initializeRuntime()
await startCamera()
})
onUnmounted(() => {
clearRestartCountdown()
cancelAnimationFrame(animationFrame)
stream?.getTracks().forEach(track => track.stop())
detector?.dispose()
})
</script>
<template>
<div class="app-shell">
<CutosTopbar :title="title" subtitle="Browser AI · CUTOS 4.0" :core-version="coreVersion" :lwa-name="lwaName" :lwa-version="lwaVersion" :connected="runtimeConnected" />
<main>
<section v-if="errorText" class="error-banner"><strong>Operation failed</strong><span>{{ errorText }}</span></section>
<section class="section-heading">
<div><span class="eyebrow">{{ host }}</span><h2>Local face detection</h2></div>
<span class="dependency-tag">SDK: <strong>@cutos/ai-face-detector 4.0.0</strong></span>
</section>
<section class="result-grid">
<article class="result-card camera-card">
<div class="result-header method-header"><div><h3>Camera preview</h3><code>FaceDetector.detect(video)</code></div><span class="state-tag" :class="{ online: result?.quality.accepted }">{{ qualityMessage }}</span></div>
<div class="camera-stage" :class="{ empty: !cameraActive, portrait: portraitLayout }">
<video ref="video" autoplay muted playsinline></video>
<svg v-if="guideCircle" class="face-guide" :viewBox="guideCircle.viewBox" :preserveAspectRatio="portraitLayout ? 'xMidYMid slice' : 'none'" aria-hidden="true">
<defs>
<mask id="face-guide-mask">
<rect width="100%" height="100%" fill="white" />
<circle :cx="guideCircle.cx" :cy="guideCircle.cy" :r="guideCircle.radius" fill="black" />
</mask>
</defs>
<rect width="100%" height="100%" class="guide-shade" mask="url(#face-guide-mask)" />
<circle :cx="guideCircle.cx" :cy="guideCircle.cy" :r="guideCircle.radius" class="guide-ring" :class="{ accepted: result?.quality.accepted }" />
<g v-if="result?.primary" class="face-marker" :class="{ accepted: result.quality.accepted }">
<rect :x="result.primary.box.x" :y="result.primary.box.y" :width="result.primary.box.width" :height="result.primary.box.height" />
<rect class="confidence-bg" :x="result.primary.box.x" :y="Math.max(0, result.primary.box.y - 34)" width="76" height="30" rx="4" />
<text class="confidence-text" :x="result.primary.box.x + 8" :y="Math.max(22, result.primary.box.y - 12)">{{ Math.round(result.primary.score * 100) }}%</text>
</g>
</svg>
<div class="video-status">
<section class="video-panel detector-panel">
<header><strong>Detector</strong><b :class="{ pass: detectorReady }">{{ detectorReady ? 'READY' : 'OFF' }}</b></header>
<dl>
<div><dt>Initialized</dt><dd>{{ diagnostics?.initialized ? 'true' : 'false' }}</dd></div>
<div><dt>Delegate</dt><dd>{{ diagnostics?.delegate || '—' }}</dd></div>
<div><dt>Interval</dt><dd>{{ diagnostics?.minIntervalMs || 0 }} ms</dd></div>
</dl>
</section>
<section class="video-panel gate-panel">
<header><strong>Quality gate</strong><b :class="{ pass: detectionLocked }">{{ detectionLocked ? 'LOCKED' : result?.quality.accepted ? 'STABILIZING' : 'WAIT' }}</b></header>
<dl>
<div><dt>Single face</dt><dd :class="{ pass: result?.quality.singleFace }">{{ result?.quality.singleFace ? 'PASS' : 'WAIT' }}</dd></div>
<div><dt>Confidence 0.90</dt><dd :class="{ pass: result?.quality.confident }">{{ result?.quality.confident ? 'PASS' : 'WAIT' }}</dd></div>
<div><dt>Face size 12%</dt><dd :class="{ pass: result?.quality.largeEnough }">{{ result?.quality.largeEnough ? 'PASS' : 'WAIT' }}</dd></div>
<div><dt>Face horizontally centred</dt><dd :class="{ pass: result?.quality.centered }">{{ result?.quality.centered ? 'PASS' : 'WAIT' }}</dd></div>
<div><dt>Stable for 2 seconds</dt><dd :class="{ pass: detectionLocked }">{{ Math.round(stabilityProgress * 100) }}%</dd></div>
</dl>
</section>
</div>
<figure v-if="detectionLocked && detectedFace" class="locked-face">
<img :src="detectedFace" alt="Locked detected face">
<figcaption>Locked face</figcaption>
</figure>
<div v-if="!cameraActive" class="camera-empty">Camera is stopped</div>
</div>
<div class="card-body button-row"><button class="button primary" :disabled="cameraActive || !!busy" @click="startCamera">Start camera</button><button class="button primary" :disabled="!cameraActive || !detectionLocked" @click="detectAgain">{{ detectionLocked ? `Detect again (${restartCountdown}s)` : 'Detect again' }}</button><button class="button secondary" :disabled="!cameraActive" @click="stopCamera">Stop camera</button></div>
</article>
<article class="result-card detection-result-card">
<div class="result-header"><h3>Detection result</h3><code>FaceDetectionResult</code></div>
<pre>{{ format(resultSummary) }}</pre>
</article>
<article class="result-card activity-card">
<div class="result-header"><h3>Activity</h3><code>Detector lifecycle and quality changes</code></div>
<div class="activity-list"><div v-for="item in activity" :key="item.id"><time>{{ item.time }}</time><span>{{ item.message }}</span></div><p v-if="!activity.length">No activity</p></div>
</article>
</section>
</main>
</div>
</template>
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<script setup lang="ts">
import cutosLogo from '@/assets/cutos.png'
withDefaults(defineProps<{
title: string
subtitle?: string
coreVersion?: string
lwaName?: string
lwaVersion?: string
connected: boolean
}>(), {
subtitle: 'CUTOS 4.0 LWA',
coreVersion: '',
lwaName: '',
lwaVersion: ''
})
</script>
<template>
<header class="topbar">
<div class="brand">
<img :src="cutosLogo" alt="CUTOS" />
<div><h1>{{ title }}</h1><p>{{ subtitle }}</p></div>
</div>
<div class="status-cluster">
<span class="version-tag">Core {{ coreVersion || '—' }}</span>
<span class="version-tag">LWA {{ lwaName }} {{ lwaVersion || '—' }}</span>
<span class="connection" :class="{ online: connected }"><i></i>{{ connected ? 'Connected' : 'Disconnected' }}</span>
</div>
</header>
</template>
<style scoped>
.topbar{min-height:82px;padding:14px clamp(18px,4vw,52px);display:flex;align-items:center;justify-content:space-between;gap:24px;color:#f8fafb;background:#20262c;border-bottom:4px solid #16a394}.brand{display:flex;align-items:center;gap:15px;min-width:0}.brand img{width:42px;height:42px;object-fit:contain}.brand h1{margin:0;font-size:20px;line-height:1.2;font-weight:700}.brand p{margin:4px 0 0;font-size:12px;color:#aeb8bf}.status-cluster{display:flex;align-items:center;justify-content:flex-end;gap:9px;flex-wrap:wrap}.version-tag,.connection{height:30px;display:inline-flex;align-items:center;padding:0 10px;font-size:12px;white-space:nowrap;border:1px solid #4b555d;border-radius:4px;background:#2b3339}.connection i{width:8px;height:8px;margin-right:7px;border-radius:50%;background:#e06b65}.connection.online i{background:#42c6a8;box-shadow:0 0 0 3px rgba(66,198,168,.14)}@media(max-width:640px){.topbar{align-items:flex-start;flex-direction:column;gap:12px}.status-cluster{justify-content:flex-start}}
</style>
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import { createApp } from 'vue'
import './style.css'
import App from './App.vue'
createApp(App).mount('#app')
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@tailwind base;
@tailwind components;
@tailwind utilities;
:root{font-family:Inter,"Segoe UI",Arial,sans-serif;color:#20262c;background:#eef1f3;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}.app-shell{min-height:100vh;background:#eef1f3}main{width:100%;padding:28px clamp(18px,2vw,36px) 32px}.error-banner{display:flex;gap:12px;margin-bottom:20px;padding:12px 16px;color:#7e2420;background:#fff0ef;border-left:4px solid #d54d47}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:15px}.section-heading h2{margin:3px 0 0;font-size:18px}.eyebrow{color:#64717a;font:11px "Cascadia Code",Consolas,monospace}.dependency-tag{padding:6px 9px;color:#5d6870;background:#f8fafb;border:1px solid #cbd3d8;border-radius:4px;font:11px "Cascadia Code",Consolas,monospace}.dependency-tag strong{color:#253038}.result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.result-card{min-width:0;min-height:260px;background:#fff;border:1px solid #d8dee2;border-radius:6px;overflow:hidden}.camera-card,.full-row{grid-column:span 2}.camera-card{min-height:0}.compact-card{min-height:220px}.detector-card pre{max-height:105px}.result-header{min-height:66px;padding:13px 15px;border-bottom:1px solid #e4e8eb;background:#f8fafb}.result-header h3{margin:0 0 6px;font-size:14px}.result-header code{display:block;color:#68757d;font-size:11px;overflow-wrap:anywhere}.method-header{display:flex;align-items:center;justify-content:space-between;gap:14px}.state-tag{max-width:55%;padding:5px 8px;color:#8b3c37;background:#fff0ef;border-radius:3px;font:10px "Cascadia Code",Consolas,monospace;text-align:right}.state-tag.online{color:#087b71;background:#e8f7f4}.camera-stage{position:relative;width:min(100%,960px);margin:0 auto;background:#111820;line-height:0;overflow:hidden}.camera-stage.empty{min-height:280px}.camera-stage video{display:block;width:100%;height:auto}.face-guide{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.guide-shade{fill:rgba(7,12,17,.48)}.guide-ring{fill:none;stroke:#fff;stroke-width:3;stroke-dasharray:12 8;vector-effect:non-scaling-stroke;filter:drop-shadow(0 1px 2px rgba(0,0,0,.6))}.guide-ring.accepted{stroke:#42c6a8;stroke-dasharray:none}.camera-empty{position:absolute;inset:0;display:grid;place-items:center;color:#9da8ae;font-size:13px;line-height:1.4}.face-box{position:absolute;border:2px solid #e06b65;box-shadow:0 0 0 1px rgba(0,0,0,.25)}.face-box.accepted{border-color:#42c6a8}.face-box span{position:absolute;left:-2px;bottom:100%;padding:3px 6px;color:#fff;background:#e06b65;font:10px "Cascadia Code",Consolas,monospace;line-height:1.4}.face-box.accepted span{background:#138b80}.card-body{padding:15px}.button-row{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.button{min-height:34px;padding:7px 13px;border:1px solid transparent;border-radius:4px;font-weight:650;font-size:12px}.button.primary{color:#fff;background:#138b80;border-color:#138b80}.button.secondary{color:#2d373d;background:#fff;border-color:#bfc8cd}pre{margin:0;padding:15px;max-height:280px;font:12px/1.55 "Cascadia Code",Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;overflow:auto}.quality-list{padding:8px 15px}.quality-list div{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid #edf0f2;font-size:12px}.quality-list div:last-child{border:0}.quality-list b{color:#8b3c37;font:10px "Cascadia Code",Consolas,monospace}.quality-list b.pass{color:#087b71}.face-preview{height:250px;display:grid;place-items:center;padding:15px;color:#77838b;font-size:12px;background:#f5f7f8}.face-preview img{max-width:100%;max-height:220px;object-fit:contain;border:1px solid #d8dee2}.activity-list{max-height:280px;overflow:auto}.activity-list div{display:grid;grid-template-columns:78px minmax(0,1fr);gap:10px;padding:9px 13px;border-bottom:1px solid #edf0f2;font-size:12px}.activity-list time{color:#77838b;font-size:11px}.activity-list p{padding:8px 15px;color:#77838b;font-size:12px}@media(max-width:700px){.section-heading{align-items:flex-start;flex-direction:column}.result-grid{grid-template-columns:1fr}.camera-card,.full-row{grid-column:auto}.camera-stage.empty{min-height:200px}.state-tag{max-width:50%}}
.face-marker rect{fill:none;stroke:#e06b65;stroke-width:2;vector-effect:non-scaling-stroke}.face-marker.accepted rect{stroke:#42c6a8}.score-badge{position:absolute;top:10px;left:10px;padding:4px 7px;color:#fff;background:#e06b65;border-radius:3px;font:11px/1.4 "Cascadia Code",Consolas,monospace}.score-badge.accepted{background:#138b80}@media(orientation:portrait){.camera-stage.portrait{width:min(100%,calc(100vh - 300px));min-width:280px;aspect-ratio:1}.camera-stage.portrait video{width:100%;height:100%;object-fit:cover}.camera-stage.portrait.empty{min-height:0}}
.face-marker .confidence-bg{fill:#e06b65;stroke:none}.face-marker.accepted .confidence-bg{fill:#138b80;stroke:none}.confidence-text{fill:#fff;font:600 20px "Cascadia Code",Consolas,monospace}.video-status{position:absolute;z-index:2;top:12px;left:12px;right:12px;display:grid;grid-template-columns:minmax(150px,220px) minmax(260px,360px);justify-content:space-between;gap:10px;pointer-events:none}.video-panel{padding:9px 11px;color:#f7fafb;background:rgba(16,23,28,.72);border:1px solid rgba(255,255,255,.22);border-radius:5px;backdrop-filter:blur(4px);font-size:11px;line-height:1.35}.video-panel header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:6px}.video-panel strong{font-size:12px}.video-panel b{color:#f29a94;font:10px "Cascadia Code",Consolas,monospace}.video-panel b.pass{color:#55d8ba}.detector-panel>span{color:#c9d1d6;font:10px "Cascadia Code",Consolas,monospace}.gate-panel>div{display:grid;grid-template-columns:repeat(4,1fr);gap:5px}.gate-panel>div span{padding:3px 4px;color:#d99a96;text-align:center;background:rgba(196,71,64,.18);border-radius:3px;font:9px "Cascadia Code",Consolas,monospace}.gate-panel>div span.pass{color:#76dfc8;background:rgba(19,139,128,.24)}@media(max-width:700px){.video-status{grid-template-columns:1fr 1.5fr;top:8px;left:8px;right:8px;gap:6px}.video-panel{padding:7px 8px}.gate-panel>div{gap:3px}.gate-panel>div span{padding:3px 2px;font-size:8px}}
.video-status{grid-template-columns:minmax(220px,310px) minmax(260px,360px)}.video-panel{background:rgba(16,23,28,.42);border-color:rgba(255,255,255,.3);text-shadow:0 1px 2px rgba(0,0,0,.8)}.video-panel dl{margin:0}.video-panel dl div{display:grid;grid-template-columns:minmax(82px,.8fr) minmax(0,1.5fr);gap:8px;padding:3px 0;border-top:1px solid rgba(255,255,255,.14)}.video-panel dt,.video-panel dd{margin:0;padding:0;border:0}.video-panel dt{color:#d5dde1}.video-panel dd{min-width:0;color:#fff;font:10px/1.35 "Cascadia Code",Consolas,monospace;overflow-wrap:anywhere;text-align:right}.video-panel dd.pass{color:#70e0c6}.gate-panel dl div{grid-template-columns:minmax(0,1fr) 42px}@media(max-width:700px){.video-status{grid-template-columns:1fr 1fr}.video-panel dl div{grid-template-columns:1fr;padding:2px 0}.video-panel dd{text-align:left}.gate-panel dl div{grid-template-columns:minmax(0,1fr) 38px}.gate-panel dl dd{text-align:right}}
.compact-face-card{min-height:0}.compact-face-card+.detection-result-card{min-height:0}.compact-face-card{grid-column:1}.detection-result-card{grid-column:2}.face-preview{height:auto;min-height:0;padding:10px}.face-preview img{display:block;width:100%;height:auto;max-height:190px;object-fit:contain}.activity-card{min-height:0}.activity-card .result-header{min-height:56px;padding-top:10px;padding-bottom:10px}.activity-list{max-height:140px}.activity-list div{padding-top:6px;padding-bottom:6px}@media(min-width:701px){.result-grid{grid-template-columns:minmax(220px,32%) minmax(0,68%)}}@media(max-width:700px){.compact-face-card,.detection-result-card{grid-column:auto}.face-preview img{width:auto;max-width:100%;max-height:170px}.activity-list{max-height:110px}}
.video-panel{padding:6px 9px}.video-panel header{margin-bottom:3px}.video-panel dl div{padding:1px 0}.locked-face{position:absolute;z-index:3;right:12px;bottom:12px;margin:0;padding:5px;background:rgba(16,23,28,.46);border:1px solid rgba(255,255,255,.42);border-radius:5px;box-shadow:0 3px 12px rgba(0,0,0,.35)}.locked-face img{display:block;width:auto;height:auto;max-width:150px;max-height:180px;object-fit:contain}.locked-face figcaption{padding:4px 2px 0;color:#fff;font:9px/1.3 "Cascadia Code",Consolas,monospace;text-align:center}.detection-result-card,.activity-card{grid-column:auto;min-height:0}.detection-result-card pre,.activity-list{max-height:180px}@media(min-width:701px){.result-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.locked-face{right:8px;bottom:8px}.locked-face img{max-width:105px;max-height:130px}.detection-result-card pre,.activity-list{max-height:120px}}
.gate-panel dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 10px}.gate-panel dl div{grid-template-columns:minmax(0,1fr) 38px}.video-panel dt{font-size:9px}.video-panel dd{font-size:9px}@media(max-width:700px){.gate-panel dl{grid-template-columns:1fr 1fr;gap:0 5px}.gate-panel dl div{grid-template-columns:1fr}.gate-panel dl dd{text-align:left}}
@@ -0,0 +1,38 @@
export interface LwaConfig {
name: string
version: string
description?: string
params: {
title: string
host: string
[key: string]: unknown
}
}
const fallback: LwaConfig = {
name: 'demo-ai-face-detector',
version: '0.2.4',
params: { title: 'CUTOS AI Face Detector', host: 'localhost' }
}
function mergeQueryParams(config: LwaConfig) {
const params = new URL(window.location.href).searchParams.get('params')
if (!params) return config
try {
config.params = { ...config.params, ...JSON.parse(params) }
} catch (error) {
console.error('Invalid LWA params', error)
}
return config
}
export async function loadConfig(): Promise<LwaConfig> {
try {
const response = await fetch(new URL('config.json', window.location.href), { cache: 'no-cache' })
if (!response.ok) throw new Error(`Failed to load config.json: ${response.status}`)
return mergeQueryParams(await response.json() as LwaConfig)
} catch (error) {
console.error(error)
return mergeQueryParams({ ...fallback, params: { ...fallback.params } })
}
}
@@ -0,0 +1 @@
/// <reference types="vite/client" />
@@ -0,0 +1,6 @@
/** @type {import('tailwindcss').Config} */
export default {
content: ['./index.html', './src/**/*.{vue,js,ts,jsx,tsx}'],
theme: { extend: {} },
plugins: []
}
@@ -0,0 +1,20 @@
{
"compilerOptions": {
"target": "ES2020",
"useDefineForClassFields": true,
"module": "ESNext",
"baseUrl": ".",
"paths": { "@/*": ["src/*"] },
"lib": ["ES2020", "DOM", "DOM.Iterable"],
"skipLibCheck": true,
"moduleResolution": "Bundler",
"allowImportingTsExtensions": true,
"resolveJsonModule": true,
"isolatedModules": true,
"noEmit": true,
"strict": true,
"jsx": "preserve",
"types": ["vite/client"]
},
"include": ["src/**/*.ts", "src/**/*.vue"]
}
@@ -0,0 +1,27 @@
import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import AutoImport from 'unplugin-auto-import/vite'
export default defineConfig({
base: './',
publicDir: 'public',
build: { target: ['chrome74'] },
resolve: { alias: { '@': '/src' } },
plugins: [
vue(),
AutoImport({
include: [/\.[tj]sx?$/, /\.vue$/, /\.vue\?vue/],
imports: ['vue'],
vueTemplate: true,
cache: true,
dts: false
})
],
optimizeDeps: {
esbuildOptions: {
define: { global: 'globalThis' },
target: 'es2015',
supported: { bigint: true }
}
}
})