app.py

import gradio as gr
from PIL import Image, ImageEnhance

def enhance_image(image, 
                 vibrancy=1.0, 
                 sharpness=1.0, 
                 yellow_reduce=0.0, 
                 magenta_reduce=0.0, 
                 brightness=0.0):
    
    # Convert to RGB
    image = image.convert("RGB")
    
    # Yellow reduction matrix (targets red/green channels)
    yellow_matrix = (
        1.0 - yellow_reduce*0.4, 0, 0, 0,
        0, 1.0 - yellow_reduce*0.6, 0, 0,
        0, 0, 1.0 + yellow_reduce*0.2, 0  # Compensate with slight blue
    )
    image = image.convert("RGB", yellow_matrix)
    
    # Magenta reduction matrix (targets red/blue channels)
    magenta_matrix = (
        1.0 - magenta_reduce*0.3, 0, 0, 0,
        0, 1.0 + magenta_reduce*0.4, 0, 0,
        0, 0, 1.0 - magenta_reduce*0.3, 0
    )
    image = image.convert("RGB", magenta_matrix)
    
    # Apply brightness boost
    if brightness > 0:
        image = ImageEnhance.Brightness(image).enhance(1.0 + brightness)
    
    # Apply vibrancy enhancements
    image = ImageEnhance.Color(image).enhance(vibrancy)
    image = ImageEnhance.Contrast(image).enhance(1.0 + (vibrancy-1)*0.15)
    
    # Apply sharpness last
    image = ImageEnhance.Sharpness(image).enhance(sharpness)
    
    return image

iface = gr.Interface(
    fn=enhance_image,
    inputs=[
        gr.Image(type="pil", label="Original Image"),
        gr.Slider(0.5, 2.0, 1.0, step=0.1, label="Vibrancy"),
        gr.Slider(0.5, 3.0, 1.0, step=0.1, label="Sharpness"),
        gr.Slider(0.0, 0.5, 0.0, step=0.05, label="Yellow Reduction"),
        gr.Slider(0.0, 0.5, 0.0, step=0.05, label="Magenta Reduction"),
        gr.Slider(0.0, 0.5, 0.0, step=0.05, label="Brightness Boost")
    ],
    outputs=gr.Image(type="pil", label="Enhanced Image", format="jpeg"),
    title="Professional Image Corrector",
    description="Independent controls for yellow/magenta reduction with brightness preservation"
)

if __name__ == "__main__":
    iface.launch()