import gradio as gr
from transformers import Pix2StructProcessor, Pix2StructForConditionalGeneration
from PIL import Image

# Load model and processor
model = Pix2StructForConditionalGeneration.from_pretrained("google/pix2struct-screen2words-large")
processor = Pix2StructProcessor.from_pretrained("google/pix2struct-screen2words-large")

# Define the function
def describe_ui(image):
    inputs = processor(images=image, return_tensors="pt")
    outputs = model.generate(**inputs)
    return processor.decode(outputs[0], skip_special_tokens=True)

# Launch the Gradio interface
gr.Interface(
    fn=describe_ui,
    inputs=gr.Image(type="pil"),
    outputs="text",
    title="UI Screen Describer (Pix2Struct)",
    description="Upload a screenshot or UI image and get an automatic description powered by Google’s Pix2Struct model."
).launch()