process_fur.py

import os
import zipfile
import re


def extract_and_rename(zip_path, output_folder):
    if not os.path.exists(output_folder):
        os.makedirs(output_folder)

    with zipfile.ZipFile(zip_path, 'r') as zip_ref:
        for file in zip_ref.namelist():
            match = re.search(r'images/with_ground_truth/(.+)/(HighQualityRender\d{4}\.png)', file)
            if match:
                scene_lights_movements = match.group(1).replace('/', '_').replace(' ', '_')
                png_filename = match.group(2)
                new_filename = f"{scene_lights_movements}_{png_filename[-8:]}"

                # Extract and rename the file
                extracted_path = os.path.join(output_folder, new_filename)
                with zip_ref.open(file) as src, open(extracted_path, 'wb') as dst:
                    dst.write(src.read())

                # Create corresponding .txt file
                txt_filename = os.path.splitext(new_filename)[0] + ".txt"
                txt_path = os.path.join(output_folder, txt_filename)
                keywords = scene_lights_movements.replace("_", ",")
                with open(txt_path, 'w') as txt_file:
                    txt_file.write(f"realistic fur, {keywords}")

                print(f"Extracted: {new_filename}, Created: {txt_filename}")


# Example usage
zip_file_path = "synthetic_fur_images.zip"  # Update with actual zip file path
output_directory = "synthetic_fur_groundtruth"  # Update with desired output folder
extract_and_rename(zip_file_path, output_directory)