from PIL import Image, ImageFilter, ImageOps
import gradio as gr

def apply_blur(image):
    return image.filter(ImageFilter.BLUR)

def apply_invert(image):
    return ImageOps.invert(image.convert("RGB"))

def apply_sharpen(image):
    return image.filter(ImageFilter.SHARPEN)

def apply_black_white(image):
    return image.convert("L")  # Convert to grayscale (black & white)

def apply_filter(image, filter_type):
    if filter_type == 'blur':
        return apply_blur(image)
    elif filter_type == 'invert':
        return apply_invert(image)
    elif filter_type == 'sharpen':
        return apply_sharpen(image)
    elif filter_type == 'black & white':
        return apply_black_white(image)
    else:
        return image

def run_interface():
    filter_choices = ['blur', 'invert', 'sharpen', 'black & white']

    interface = gr.Interface(
        fn=apply_filter,
        inputs=[gr.Image(type='pil'),
                gr.Dropdown(filter_choices, label='Select Filter')],
        outputs=gr.Image(type='pil')
    )
    return interface

iface = run_interface()
iface.launch()