#!/usr/bin/env python3

import sys
from PIL import Image



if __name__ == "__main__":
    if (len(sys.argv) != 3):
        print(f"Usage: python {sys.argv[0]} input_path output_path")
        sys.exit(1)

    asset_input = sys.argv[1]
    asset_output = sys.argv[2]

    source_asset = None
    final_asset = None

    try:
        source_asset = Image.open(asset_input)
        converted_asset = source_asset.convert("RGBA")
        final_asset = open(asset_output, "wb")
        final_asset.write(converted_asset.tobytes())
    except FileNotFoundError:
        print(f"Couldn't open file \"{asset_input}\"")
        sys.exit(2)
    except Exception as e:
        print(e)
        sys.exit(3)
    finally:
        if (source_asset):
            source_asset.close()
        if (final_asset):
            final_asset.close()