import os
os.system("git clone https://github.com/google-research/frame-interpolation")
import sys
sys.path.append("frame-interpolation")
import numpy as np
import tensorflow as tf
import mediapy
from PIL import Image
from eval import interpolator, util
import tensorflow as tf
import gradio as gr

from huggingface_hub import snapshot_download

from PIL import PngImagePlugin

from image_tools.sizes import resize_and_crop

LARGE_ENOUGH_NUMBER = 100
PngImagePlugin.MAX_TEXT_CHUNK = LARGE_ENOUGH_NUMBER * (1024**2)


model = snapshot_download(repo_id="akhaliq/frame-interpolation-film-style")

interpolator = interpolator.Interpolator(model, None)

def resize(width,img):
  basewidth = width
  img = Image.open(img)
  wpercent = (basewidth/float(img.size[0]))
  hsize = int((float(img.size[1])*float(wpercent)))
  img = img.resize((basewidth,hsize), Image.ANTIALIAS)
  return img
  

def resize_img(img1,img2):
 img_target_size = Image.open(img1)
 img_to_resize = resize_and_crop(
     img2, 
     (img_origin_size.size[0],img_origin_size.size[1]), #set width and height to match img1
     crop_origin="middle"
     )
 img_to_resize.save('resized_img2.png')
    
def predict(frame1, frame2, times_to_interpolate):
   
    frame1 = resize(512,frame1)
    frame2 = resize(512,frame2)

    frame1.save("test1.png")
    frame2.save("test2.png")

    resize_img("test1.png","test2.png")
    input_frames = ["test1.png", "resized_img2.png"]

    frames = list(
        util.interpolate_recursively_from_files(
            input_frames, times_to_interpolate, interpolator))
    ffmpeg_path = util.get_ffmpeg_path()
    mediapy.set_ffmpeg(ffmpeg_path)
    out_path =  "out.mp4"
    mediapy.write_video(str(out_path), frames, fps=30)
    return out_path

title="frame-interpolation"
description="Gradio demo for FILM: Frame Interpolation for Large Scene Motion. To use it, simply upload your images and add the times to interpolate number or click on one of the examples to load them. Read more at the links below."
article = "<p style='text-align: center'><a href='https://film-net.github.io/' target='_blank'>FILM: Frame Interpolation for Large Motion</a> | <a href='https://github.com/google-research/frame-interpolation' target='_blank'>Github Repo</a></p>"
examples=[['cat3.jpeg','cat4.jpeg',2]]
gr.Interface(predict,[gr.inputs.Image(type='filepath'),gr.inputs.Image(type='filepath'),gr.inputs.Slider(minimum=2,maximum=8,step=1)],"playable_video",title=title,description=description,article=article,examples=examples).launch(enable_queue=True)