Linked Camera captures high-quality photos and securely links them to your workflow with optional automatic upload to Nextcloud. Perfect for field researchers, surveyors, inspectors, and anyone collecting data in the field. Built upon the excellent Open Camera by Mark Harman, Linked Camera extends functionality with seamless Nextcloud integration and field-optimized features while maintaining the same commitment to privacy and open source principles. Why Linked Camera? - 🌐 Nextcloud Integration: Automatic upload to your own cloud storage - 📡 Works Offline: Queue photos when WiFi is unavailable, auto-upload when reconnected - 🔒 Privacy First: No external data transmission except to your configured server - 📸 Full Camera Control: Manual ISO, shutter speed, focus, white balance - 🗺️ Geotagging: Embed GPS coordinates and compass direction in photos - 🎯 Field Ready: Designed for real-world data collection workflows - 🔓 Open Source: GPL v3 licensed, code available for review and contribution Features 🌐 Nextcloud Auto-Upload The standout feature for field data collection workflows. - ✅ Automatic Upload: Photos upload immediately after capture (when WiFi is available) - ✅ WiFi-Only Mode: Queue photos when offline, auto-upload when WiFi reconnects - ✅ Queue Management: Manual control to process pending uploads - ✅ Auto-Delete: Optionally delete local photos after successful upload to save storage - ✅ Password Protection: Support for password-protected Nextcloud public shares - ✅ Background Service: Uploads happen in the background without interrupting workflow - ✅ Upload Notifications: Real-time feedback on upload status and queue size 📸 Professional Camera Controls - Manual Modes: Full control over ISO, shutter speed, focus distance, white balance - Advanced Photo Modes: - HDR (High Dynamic Range) - Panorama (wide-angle stitching) - Exposure Bracketing (multiple exposures for HDR processing) - Focus Bracketing (focus stacking for macro photography) - Noise Reduction (multi-shot noise reduction) - Fast Burst (rapid continuous shooting) - RAW Support: Capture DNG (RAW) images alongside JPEG for maximum editing flexibility - Image Formats: JPEG, WebP, PNG, Ultra HDR JPEG 🎥 Video Recording - Multiple resolutions including 4K UHD support - Configurable bitrate and frame rate - Digital video stabilization - Slow motion video support - Video picture profiles (Log, Gamma, REC709, sRGB) - Audio recording with multiple source options (camcorder, external mic, unprocessed) - Maximum duration and file size limits - Video subtitles with GPS and timestamp data 🎛️ Advanced Controls - Bluetooth LE Remote: Support for Bluetooth remote shutter devices (Kraken) - Audio Triggers: Take photos via voice command ("cheese") or loud noise detection - Timer & Repeat Mode: Automated time-lapse photography - Volume Keys: Use volume buttons to take photos, zoom, or other functions - Touch to Capture: Tap or double-tap preview to take photo 🎨 User Interface Customization - Immersive Mode: Hide system UI for distraction-free shooting - UI Placement: Left-handed or right-handed interface layouts - On-Screen Information: Customizable display of zoom, ISO, battery, time, angle, GPS, etc. - Grid & Guides: Rule of thirds, golden ratio, crop guides - Histogram: RGB or luminance histogram overlay - Zebra Stripes: Overexposure warning stripes - Focus Peaking: Highlight in-focus edges for manual focus