Microscope Video Viewer 1.0
A modern, minimalistic desktop application built with Python, OpenCV, and CustomTkinter to display live video streams from USB microscopes or webcams. Created by Jan Pultin.

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✅ Features

• 📷 Camera Selection: Index-based listing of all connected cameras.
• 🔄 Refresh Cameras: Quickly rescan attached devices with a responsive loading screen.
• 🖥️ Monitor Selection: Choose which monitor to display the video on.
• 🎛️ Dynamic Settings Grid: 2×2 layout for Resolution, FPS, Codec, and Refresh Camera Max Settings button.
• 🖼️ Resolution Presets: Auto-detected common resolutions (4K, 1440p, 1080p, 720p, etc.) per device.
• ⏱️ Adjustable FPS: Test and select supported frame rates (15, 30, 60).
• 🎨 Codec Detection: Live identification of compatible FOURCC codecs (MJPG, YUY2, NV12, RGB3) with loading indicator.
• Ⓜ️ Fullscreen Toggle: Enter/exit fullscreen via button or F11.
• 📸 Screenshot Capture: Take and save current frame in user‑chosen folder.
• 🖱️ Live Zoom: Mouse wheel support within the video window.
• 🌓 Dark Theme: Modern dark‑blue color scheme by CustomTkinter.

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📸 Screenshot

🚀 Installation

1. Prerequisites:

   • Python 3.10 or higher
   • Git (optional, for cloning)

2. Clone Repository:

   git clone https://github.com/janptn/microscope-viewer.git
   cd microscope-viewer

3. Install Dependencies:

   pip install -r requirements.txt

   Example requirements.txt:

   opencv-python
   customtkinter
   screeninfo
   numpy
   

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▶️ Usage

Run the application:

python main.py

Controls:

• Select Camera, Monitor, Resolution, FPS, and Codec from dropdowns.
• Click Refresh Cameras to rescan devices.
• Use Refresh Camera Max Settings to detect supported resolution, FPS, and codec for the selected camera (with clear loading screen).
• Start Camera to begin live preview.
• Fullscreen button or F11 to toggle fullscreen view.
• Screenshot to capture current frame.
• Set Save Folder to choose directory for screenshots.
• Mouse wheel for zoom within the video output window.

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🧠 Future Improvements

• Device Name Display: Integrate with FFmpeg or DirectShow for real device names.
• Video Recording: Add start/stop recording to file.
• Advanced Filters: Real‑time image processing (edge detection, contrast).
• Preferences: Save user settings across sessions.

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👤 Author

Jan Pultin – Built for laboratory imaging, educational demonstrations, and research.

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📄 License

This project is licensed under the MIT License.