A Qt/C++ GUI application that allows users to compare two photos with an interactive mouse-over reveal effect.

• Image Selection: Select two images using file dialogs
• Direction Control: Choose between "Left to Right"/"Right to Left" or "Top to Bottom"/"Bottom to Top" comparison modes
• Interactive Reveal: Mouse over the images to reveal the second image in the selected direction
• Smooth Scaling: Images are automatically scaled to fit while maintaining aspect ratio

• Qt6 (Core and Widgets modules)
• CMake 3.16 or higher
• C++17 compatible compiler
• Linux/Unix system (tested on Linux, but should work on the BSDs)

• use cmake

1. Run the application:
2. Click "Select First Image" to choose your base image
3. Click "Select Second Image" to choose the comparison image
4. Select your preferred comparison direction:
   • Left to Right: Move mouse horizontally from left to reveal the second image
   • Right to Left: Move mouse horizontally from right to reveal the second image
   • Top to Bottom: Move mouse vertically from top to reveal the second image
   • Bottom to Top: Move mouse vertically from bottom to reveal the second image
5. Move your mouse over the image area to see the comparison effect

• PNG (.png)
• JPEG (.jpg, .jpeg)
• BMP (.bmp)
• GIF (.gif)
• TIFF (.tiff)

MIT