Smart GreenScreen

Smart GreenScreen – App Description
Smart GreenScreen is a cross‑platform app for Chroma Key (greenscreen) with tracking markers. It replaces a chosen background color (e.g. green) with another color and can show markers for camera tracking.
Core Features
Greenscreen / Chroma Key
• Replaces a background color (e.g. green) with another color
• Adjustable RGB and brightness for background and markers
• 25 color presets for quick selection
• “Slider for marker” toggle: sliders control either background or marker color
Tracking Markers
• 4 marker types:
1 Cross – simple crosshair
1 Triangle – target symbol with triangle, circles, and plus
1 Checkerboard – circle with 4 quadrants
1 Circle+Cross – circle with cross in the center
• Up to 12 markers at once
• Adjustable size (3–25% of screen)
• Stroke width for cross markers (2–12)
• Invert colors for better visibility
• Move, add, and delete markers
Controls
Opening the menu
• macOS: Shift+Click or ⌘M
• iOS: 3‑finger tap, triple tap (tap 3 times), or 6‑second long press
Keyboard
• Tab: Toggle greenscreen on/off
• ESC (macOS): Exit fullscreen
Settings
• Settings are saved automatically
• Reset button restores all values to defaults
Platforms
• macOS – Window and fullscreen modes
• iOS – Fullscreen, status bar hidden, layout adapted for notch
Technical Details
• SwiftUI
• Localization (DE, EN, ES, FR, IT, JA, PT, RU, ZH)
• Settings stored as JSON in Application Support
Target Audience
• Video production
• Livestreaming
• Video conferencing
• Camera tracking with greenscreen backgrounds