Available Filters:
- Grayscale: Convert image to shades of gray
- Sepia: Apply warm brown tone for vintage look
- Invert: Invert all colors in the image
- Vintage: Apply retro vintage effect with reduced saturation
- Black & White: Convert to pure black and white (high contrast)
- Sharpen: Enhance image sharpness and detail
Tip: Adjust the intensity slider to control how strong the filter effect is applied. You can apply filters multiple times for different effects.