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from './VisionCameraFeed' import type { CalibrationGrid } from '@/types/vision' export type CameraSource = 'local' | 'phone' export interface CameraCaptureProps { /** Initial camera source (default: 'local') */ initialSource?: CameraSource /** Called when a frame is captured (either from local video or phone, or rectified canvas) */ onCapture?: (element: HTMLImageElement | HTMLVideoElement | HTMLCanvasElement) => void /** Called when camera source changes */ onSourceChange?: (source: CameraSource) => void /** Called when phone connection status changes */ onPhoneConnected?: (connected: boolean) => void /** Show source selector tabs (default: true) */ showSourceSelector?: boolean /** Compact mode - smaller QR code, less padding */ compact?: boolean /** Enable ArUco marker detection for auto-calibration (default: false) */ enableMarkerDetection?: boolean /** Number of columns for the abacus (used for calibration grid) */ columnCount?: number /** Called when calibration is updated from marker detection */ onCalibrationChange?: (calibration: CalibrationGrid | null) => void /** Called on each detection frame with current marker visibility (true = all 4 markers found) */ onMarkersVisible?: (visible: boolean) => void /** Show rectified (perspective-corrected) view when calibrated (default: false) */ showRectifiedView?: boolean /** * Force phone to send raw (uncropped) frames instead of auto-cropping. * Use this for boundary detector training where you need the full frame with markers visible. * When true, the phone won't auto-switch to cropped mode when it detects markers. * (default: false) */ forceRawMode?: boolean } /** * CameraCapture - Reusable component for capturing frames from local or phone camera * * Provides: * - Camera source tabs (local/phone) * - Local camera feed with device selection * - Phone camera via QR code connection * - Access to current frame for capture * * Used by: * - TrainingDataCapture (vision training wizard) * - AbacusVisionBridge (practice sessions) - uses separate implementation for calibration */ export function CameraCapture({ initialSource = 'local', onCapture, onSourceChange, onPhoneConnected, showSourceSelector = true, compact = false, enableMarkerDetection = false, columnCount = 4, onCalibrationChange, onMarkersVisible, showRectifiedView = false, forceRawMode = false, }: CameraCaptureProps) { const [cameraSource, setCameraSource] = useState<CameraSource>(initialSource) // Local camera const camera = useDeskViewCamera() const videoRef = useRef<HTMLVideoElement | null>(null) const rectifiedCanvasRef = useRef<HTMLCanvasElement | null>(null) // Track video element in state so hook can react to it // (refs don't trigger re-renders, so we need state for the hook) const [videoElement, setVideoElement] = useState<HTMLVideoElement | null>(null) // ArUco marker detection for LOCAL camera (using shared hook) const { markersFound: localMarkersFound, calibration: localCalibration, isCalibrated: localIsCalibrated, } = useMarkerDetection({ enabled: enableMarkerDetection && cameraSource === 'local', videoElement, columnCount, onCalibrationChange, }) // Phone camera marker detection state (runs separately from hook) const [phoneMarkersFound, setPhoneMarkersFound] = useState(0) const [phoneCalibration, setPhoneCalibration] = useState<CalibrationGrid | null>(null) const [arucoReadyForPhone, setArucoReadyForPhone] = useState(false) const lastPhoneCalibrationRef = useRef<CalibrationGrid | null>(null) // Unified marker detection state based on camera source const markersFound = cameraSource === 'local' ? localMarkersFound : phoneMarkersFound const calibration = cameraSource === 'local' ? localCalibration : phoneCalibration const isCalibrated = cameraSource === 'local' ? localIsCalibrated : phoneCalibration !== null // Load ArUco when phone camera is active and marker detection is enabled useEffect(() => { if (cameraSource !== 'phone' || !enableMarkerDetection) { setArucoReadyForPhone(false) return } let cancelled = false const initAruco = async () => { try { await loadAruco() if (cancelled) return if (isArucoAvailable()) { initArucoDetector() setArucoReadyForPhone(true) } } catch (err) { console.error('[CameraCapture] Failed to load ArUco for phone:', err) } } initAruco() return () => { cancelled = true } }, [cameraSource, enableMarkerDetection]) // Notify marker visibility changes (all 4 markers = visible) useEffect(() => { onMarkersVisible?.(markersFound === 4) }, [markersFound, onMarkersVisible]) // Phone camera canvas (for unified capture path) const phoneCanvasRef = useRef<HTMLCanvasElement | null>(null) // Phone camera const { isPhoneConnected, latestFrame, frameRate, currentSessionId, subscribe, unsubscribe, getPersistedSessionId, clearSession, setPhoneFrameMode, // Note: We use latestFrame.detectedCorners directly instead of phoneDetectedCorners state // to ensure corners are always in sync with the frame they came from } = useRemoteCameraDesktop() const [sessionId, setSessionId] = useState<string | null>(null) // Notify phone connection changes useEffect(() => { if (cameraSource === 'phone') { onPhoneConnected?.(isPhoneConnected) } }, [cameraSource, isPhoneConnected, onPhoneConnected]) // Request raw mode from phone when forceRawMode is enabled // This tells the phone not to auto-crop when it detects markers useEffect(() => { if (cameraSource === 'phone' && isPhoneConnected && forceRawMode) { setPhoneFrameMode('raw') } }, [cameraSource, isPhoneConnected, forceRawMode, setPhoneFrameMode]) // Start local camera when source is local useEffect(() => { if (cameraSource === 'local') { camera.requestCamera() } return () => { if (cameraSource === 'local') { camera.stopCamera() } } // eslint-disable-next-line react-hooks/exhaustive-deps }, [cameraSource]) // Handle camera source change const handleSourceChange = useCallback( (source: CameraSource) => { if (source === cameraSource) return setCameraSource(source) onSourceChange?.(source) if (source === 'local') { // Stop phone camera, start local if (currentSessionId) { unsubscribe() } camera.requestCamera() } else { // Stop local camera camera.stopCamera() // Check for persisted session const persistedSessionId = getPersistedSessionId() if (persistedSessionId) { setSessionId(persistedSessionId) } } }, [cameraSource, currentSessionId, unsubscribe, camera, getPersistedSessionId, onSourceChange] ) // Handle session created by QR code const handleSessionCreated = useCallback( (newSessionId: string) => { setSessionId(newSessionId) subscribe(newSessionId) }, [subscribe] ) // Subscribe when session is set and source is phone useEffect(() => { if (sessionId && cameraSource === 'phone' && !currentSessionId) { subscribe(sessionId) } }, [sessionId, cameraSource, currentSessionId, subscribe]) // Cleanup on unmount useEffect(() => { return () => { if (currentSessionId) { unsubscribe() } } }, [currentSessionId, unsubscribe]) // Start fresh phone session const handleStartFreshSession = useCallback(() => { clearSession() setSessionId(null) }, [clearSession]) // Track rectified canvas element in state for onCapture updates const [rectifiedCanvasElement, setRectifiedCanvasElement] = useState<HTMLCanvasElement | null>( null ) // Video ref callback for VisionCameraFeed - also calls onCapture // Only call onCapture with video if NOT showing rectified view const handleVideoRef = useCallback( (el: HTMLVideoElement | null) => { videoRef.current = el setVideoElement(el) // Update state so marker detection hook can react // Only pass video to onCapture if we're NOT in rectified view mode // When rectified view is active, we'll pass the canvas instead if (el && onCapture && !showRectifiedView) { onCapture(el) } }, [onCapture, showRectifiedView] ) // Rectified canvas ref callback - call onCapture with canvas when in rectified mode const handleRectifiedCanvasRef = useCallback( (el: HTMLCanvasElement | null) => { rectifiedCanvasRef.current = el setRectifiedCanvasElement(el) if (el && onCapture && showRectifiedView) { onCapture(el) } }, [onCapture, showRectifiedView] ) // When switching to rectified view, update onCapture with the canvas useEffect(() => { if (showRectifiedView && isCalibrated && rectifiedCanvasElement && onCapture) { onCapture(rectifiedCanvasElement) } else if (!showRectifiedView && videoRef.current && onCapture) { onCapture(videoRef.current) } }, [showRectifiedView, isCalibrated, rectifiedCanvasElement, onCapture]) // Phone canvas ref callback - stores ref and calls onCapture const handlePhoneCanvasRef = useCallback( (el: HTMLCanvasElement | null) => { phoneCanvasRef.current = el if (el && onCapture && cameraSource === 'phone') { onCapture(el) } }, [onCapture, cameraSource] ) // Draw phone frames to canvas when they arrive // Use phone's detected corners instead of re-detecting locally useEffect(() => { if (cameraSource !== 'phone' || !isPhoneConnected || !latestFrame) { return } const canvas = phoneCanvasRef.current if (!canvas) return // Create an image from the frame data and draw to canvas const img = new Image() img.onload = () => { // Set canvas size to match image (only if changed) if (canvas.width !== img.width || canvas.height !== img.height) { canvas.width = img.width canvas.height = img.height } const ctx = canvas.getContext('2d') if (ctx) { ctx.drawImage(img, 0, 0) // Update onCapture with the canvas after drawing if (onCapture) { onCapture(canvas) } // Use phone's detected corners instead of re-detecting locally // This is more reliable because phone detects on high-quality video, // not compressed JPEG frames if (enableMarkerDetection) { // Use corners from frame data directly to avoid stale closure issues const frameCorners = latestFrame.detectedCorners console.log( '[CAMERA-CAPTURE] enableMarkerDetection=true, frameCorners:', frameCorners ? 'has corners' : 'null/undefined' ) if (frameCorners) { // Phone detected all 4 markers - use its corners console.log( '[CAMERA-CAPTURE] Setting phoneMarkersFound=4, corners:', JSON.stringify(frameCorners) ) setPhoneMarkersFound(4) const grid: CalibrationGrid = { roi: { x: Math.min(frameCorners.topLeft.x, frameCorners.bottomLeft.x), y: Math.min(frameCorners.topLeft.y, frameCorners.topRight.y), width: Math.max(frameCorners.topRight.x, frameCorners.bottomRight.x) - Math.min(frameCorners.topLeft.x, frameCorners.bottomLeft.x), height: Math.max(frameCorners.bottomLeft.y, frameCorners.bottomRight.y) - Math.min(frameCorners.topLeft.y, frameCorners.topRight.y), }, corners: frameCorners, columnCount, columnDividers: Array.from( { length: columnCount - 1 }, (_, i) => (i + 1) / columnCount ), rotation: 0, } // Only update if changed to avoid infinite loops const prev = lastPhoneCalibrationRef.current const changed = prev === null || JSON.stringify(prev.corners) !== JSON.stringify(grid.corners) if (changed) { console.log('[CAMERA-CAPTURE] Calibration changed, calling onCalibrationChange') lastPhoneCalibrationRef.current = grid setPhoneCalibration(grid) onCalibrationChange?.(grid) } } else { // Phone didn't detect all markers console.log('[CAMERA-CAPTURE] No frameCorners, setting phoneMarkersFound=0') setPhoneMarkersFound(0) } } } } img.src = `data:image/jpeg;base64,${latestFrame.imageData}` }, [ cameraSource, isPhoneConnected, latestFrame, onCapture, enableMarkerDetection, // Note: We use latestFrame.detectedCorners directly instead of phoneDetectedCorners state // to ensure corners are always in sync with the frame they came from columnCount, onCalibrationChange, ]) // Determine if we have a usable frame const hasFrame = cameraSource === 'local' ? camera.videoStream !== null : isPhoneConnected && latestFrame !== null return ( <div data-component="camera-capture" data-source={cameraSource} className={css({ display: 'flex', flexDirection: 'column', gap: compact ? 2 : 3, height: '100%', minHeight: 0, })} > {/* Camera feed - contains the source selector overlay */} <div data-element="camera-feed" className={css({ position: 'relative', borderRadius: 'lg', overflow: 'hidden', bg: 'gray.800', flex: 1, minHeight: 0, display: 'flex', })} > {/* Source selector - absolutely positioned so it doesn't affect width */} {showSourceSelector && ( <div data-element="source-selector" className={css({ position: 'absolute', top: 2, left: 2, right: 2, zIndex: 10, display: 'flex', gap: 0, bg: 'gray.800/90', backdropFilter: 'blur(4px)', borderRadius: 'lg', p: 1, })} > <button type="button" data-source="local" data-active={cameraSource === 'local' ? 'true' : 'false'} onClick={() => handleSourceChange('local')} className={css({ flex: 1, minWidth: 0, display: 'flex', alignItems: 'center', justifyContent: 'center', gap: 1.5, py: 1.5, px: 2, bg: cameraSource === 'local' ? 'gray.700' : 'transparent', color: cameraSource === 'local' ? 'white' : 'gray.400', border: 'none', borderRadius: 'md', cursor: 'pointer', fontSize: 'xs', fontWeight: cameraSource === 'local' ? 'medium' : 'normal', transition: 'all 0.15s', _hover: { color: 'white', bg: cameraSource === 'local' ? 'gray.700' : 'gray.750', }, })} > <span>💻</span> <span>Local</span> </button> <button type="button" data-source="phone" data-active={cameraSource === 'phone' ? 'true' : 'false'} onClick={() => handleSourceChange('phone')} className={css({ flex: 1, minWidth: 0, display: 'flex', alignItems: 'center', justifyContent: 'center', gap: 1.5, py: 1.5, px: 2, bg: cameraSource === 'phone' ? 'gray.700' : 'transparent', color: cameraSource === 'phone' ? 'white' : 'gray.400', border: 'none', borderRadius: 'md', cursor: 'pointer', fontSize: 'xs', fontWeight: cameraSource === 'phone' ? 'medium' : 'normal', transition: 'all 0.15s', _hover: { color: 'white', bg: cameraSource === 'phone' ? 'gray.700' : 'gray.750', }, })} > <span>📱</span> <span>Phone</span> </button> </div> )} {cameraSource === 'local' ? ( /* Local camera feed */ <> <VisionCameraFeed videoStream={camera.videoStream} isLoading={camera.isLoading} videoRef={handleVideoRef} calibration={enableMarkerDetection ? calibration : undefined} showRectifiedView={showRectifiedView && isCalibrated} rectifiedCanvasRef={handleRectifiedCanvasRef} columnCount={columnCount} /> {/* Local camera toolbar */} {camera.videoStream && ( <div data-element="feed-toolbar" className={css({ position: 'absolute', bottom: 0, left: 0, right: 0, display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 2, p: 2, bg: 'rgba(0, 0, 0, 0.6)', backdropFilter: 'blur(4px)', })} > {/* Marker status indicator (when marker detection is enabled) */} {enableMarkerDetection && ( <div data-element="marker-status" className={css({ display: 'flex', alignItems: 'center', gap: 1.5, fontSize: 'xs', color: isCalibrated ? 'green.400' : 'gray.400', })} > <div className={css({ display: 'flex', gap: 0.5, })} > {[0, 1, 2, 3].map((i) => ( <div key={i} className={css({ width: '6px', height: '6px', borderRadius: 'full', bg: i < markersFound ? 'green.500' : 'gray.600', transition: 'background 0.15s', })} /> ))} </div> <span> {isCalibrated ? 'Calibrated' : markersFound > 0 ? `${markersFound}/4` : 'No markers'} </span> </div> )} {/* Camera selector */} {camera.availableDevices.length > 0 && ( <select data-element="camera-selector" value={camera.currentDevice?.deviceId ?? ''} onChange={(e) => camera.requestCamera(e.target.value)} className={css({ flex: 1, py: 1.5, px: 2, bg: 'rgba(255, 255, 255, 0.1)', color: 'white', border: '1px solid', borderColor: 'rgba(255, 255, 255, 0.2)', borderRadius: 'md', fontSize: 'xs', maxWidth: '180px', cursor: 'pointer', })} > {camera.availableDevices.map((device) => ( <option key={device.deviceId} value={device.deviceId}> {device.label || `Camera ${device.deviceId.slice(0, 8)}`} </option> ))} </select> )} {/* Toolbar buttons */} <div className={css({ display: 'flex', gap: 1 })}> {camera.availableDevices.length > 1 && ( <button type="button" onClick={() => camera.flipCamera()} data-action="flip-camera" className={css({ display: 'flex', alignItems: 'center', justifyContent: 'center', width: '32px', height: '32px', bg: 'rgba(255, 255, 255, 0.15)', color: 'white', border: 'none', borderRadius: 'md', cursor: 'pointer', fontSize: 'sm', _hover: { bg: 'rgba(255, 255, 255, 0.25)' }, })} title="Switch camera" > 🔄 </button> )} {camera.isTorchAvailable && ( <button type="button" onClick={() => camera.toggleTorch()} data-action="toggle-torch" className={css({ display: 'flex', alignItems: 'center', justifyContent: 'center', width: '32px', height: '32px', bg: camera.isTorchOn ? 'yellow.600' : 'rgba(255, 255, 255, 0.15)', color: 'white', border: 'none', borderRadius: 'md', cursor: 'pointer', fontSize: 'sm', _hover: { bg: camera.isTorchOn ? 'yellow.500' : 'rgba(255, 255, 255, 0.25)', }, })} title={camera.isTorchOn ? 'Turn off flash' : 'Turn on flash'} > {camera.isTorchOn ? '🔦' : '💡'} </button> )} </div> </div> )} {/* Camera error */} {camera.error && ( <div className={css({ position: 'absolute', inset: 0, display: 'flex', alignItems: 'center', justifyContent: 'center', p: 4, bg: 'red.900/80', color: 'red.200', fontSize: 'sm', textAlign: 'center', })} > {camera.error} </div> )} </> ) : /* Phone camera feed */ !sessionId ? ( /* Show QR code to connect phone */ <div className={css({ display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', p: compact ? 4 : 6, })} > <RemoteCameraQRCode onSessionCreated={handleSessionCreated} size={compact ? 140 : 180} /> <p className={css({ color: 'gray.400', fontSize: 'sm', textAlign: 'center', mt: 3, })} > Scan with your phone to connect </p> </div> ) : !isPhoneConnected ? ( /* Waiting for phone */ <div className={css({ aspectRatio: '4/3', display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', gap: 3, p: 4, })} > <RemoteCameraQRCode onSessionCreated={handleSessionCreated} existingSessionId={sessionId} size={compact ? 120 : 150} /> <div className={css({ display: 'flex', alignItems: 'center', gap: 1.5, color: 'gray.400', fontSize: 'xs', })} > <span className={css({ width: 1.5, height: 1.5, borderRadius: 'full', bg: 'gray.500', animation: 'pulse 1.5s infinite', })} /> Waiting for phone <span className={css({ color: 'gray.600' })}>·</span> <button type="button" onClick={handleStartFreshSession} className={css({ color: 'gray.500', bg: 'transparent', border: 'none', cursor: 'pointer', fontSize: 'xs', textDecoration: 'underline', _hover: { color: 'gray.300' }, })} > new session </button> <style>{`@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }`}</style> </div> </div> ) : ( /* Show camera frames on canvas (unified capture path) */ <div className={css({ position: 'relative', flex: 1, minHeight: 0, display: 'flex', })} > <canvas ref={handlePhoneCanvasRef} data-element="phone-camera-canvas" className={css({ width: '100%', height: '100%', objectFit: 'contain', display: latestFrame ? 'block' : 'none', })} /> {!latestFrame && ( <div className={css({ width: '100%', aspectRatio: '4/3', display: 'flex', alignItems: 'center', justifyContent: 'center', color: 'gray.400', fontSize: 'sm', })} > Waiting for frames... </div> )} {/* Phone camera toolbar */} <div data-element="feed-toolbar" className={css({ position: 'absolute', bottom: 0, left: 0, right: 0, display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 2, p: 2, bg: 'rgba(0, 0, 0, 0.6)', backdropFilter: 'blur(4px)', })} > {/* Marker status indicator (when marker detection is enabled) */} {enableMarkerDetection && ( <div data-element="marker-status" className={css({ display: 'flex', alignItems: 'center', gap: 1.5, fontSize: 'xs', color: isCalibrated ? 'green.400' : 'gray.400', })} > <div className={css({ display: 'flex', gap: 0.5, })} > {[0, 1, 2, 3].map((i) => ( <div key={i} className={css({ width: '6px', height: '6px', borderRadius: 'full', bg: i < phoneMarkersFound ? 'green.500' : 'gray.600', transition: 'background 0.15s', })} /> ))} </div> <span> {isCalibrated ? 'Calibrated' : phoneMarkersFound > 0 ? `${phoneMarkersFound}/4` : 'No markers'} </span> </div> )} <div className={css({ display: 'flex', alignItems: 'center', gap: 2, fontSize: 'xs', color: 'white', ml: enableMarkerDetection ? 'auto' : undefined, })} > <span className={css({ width: 2, height: 2, borderRadius: 'full', bg: 'green.500', })} /> {frameRate} fps </div> </div> </div> )} </div> </div> ) } |