import gradio as gr
import numpy as np
from tensorflow.keras.preprocessing.image import load_img, img_to_array
from tensorflow.keras.models import load_model
from PIL import Image

inputs = gr.inputs.Image()
o1 = gr.outputs.Image()
o2 = gr.outputs.Image()
gen_model = load_model('generator_model.h5')

def colorify(inp):
  
  pixels = load_img(inp, target_size=(512, 512))
  pixels = img_to_array(pixels)
  pixels = (pixels - 127.5) / 127.5
  pixels = np.expand_dims(pixels, 0)
  gen_image = gen_model.predict(pixels)
  gen_image = (gen_image + 1) / 1.5
  
  return Image.fromarray(gen_image[0]*255)
  
title = "Colorify"
description = "Recolor your images using this lite version of PIX2PIX GAN"
examples=[['example1.png'],['example2.jpg']]
article = "<p style='text-align: center'>"

gr.Interface(fn=colorify, inputs=inputs, outputs=[o1, o2], title=title, description=description, article=article, examples=examples, enable_queue=True).launch()