HCEIC-to-PNG-CONVERTER.py

import os
import io
from PIL import Image
import pyheif
import whatimage


def decode_image(bytes_io):
    """Decodes the image from bytes and returns a PIL image."""
    fmt = whatimage.identify_image(bytes_io)
    if fmt in ['heic', 'avif']:
        heif_file = pyheif.read_heif(bytes_io)
        return Image.frombytes(mode=heif_file.mode, size=heif_file.size, data=heif_file.data)
    else:
        raise ValueError("Unsupported image format")


def convert_heic_to_png(folder_path):
    """Converts all HEIC images in the specified folder to PNG format."""
    for root, dirs, files in os.walk(folder_path):
        for file in files:
            if file.lower().endswith('.heic'):
                file_path = os.path.join(root, file)
                # Open the HEIC file in binary mode
                with open(file_path, 'rb') as f:
                    bytes_io = f.read()

                try:
                    img = decode_image(bytes_io)
                    # Define the output path with the PNG extension
                    output_path = os.path.splitext(file_path)[0] + '.png'
                    img.save(output_path, format="PNG")
                    print(f"Converted {file} to PNG.")
                except ValueError as e:
                    print(f"Skipping {file}: {e}")

# Example usage:
# convert_heic_to_png("/path/to/your/folder")