pensieve/memos/read_metadata.py

53 lines
1.6 KiB
Python

import piexif
import json
import argparse
from PIL import Image, PngImagePlugin
def read_metadata(image_path):
try:
img = Image.open(image_path)
exif_data = img.info.get("exif")
png_info = img.info if isinstance(img, PngImagePlugin.PngImageFile) else None
if not exif_data and not png_info:
print("No EXIF or PNG metadata found.")
return None
metadata = {}
if exif_data:
exif_dict = piexif.load(exif_data)
metadata_json = exif_dict["0th"].get(piexif.ImageIFD.ImageDescription)
if metadata_json:
metadata = json.loads(metadata_json.decode())
print("EXIF Metadata:", json.dumps(metadata, indent=4))
else:
print("No metadata found in the ImageDescription field of EXIF.")
if png_info:
metadata_json = png_info.get("Description")
if metadata_json:
metadata = json.loads(metadata_json)
print("PNG Metadata:", json.dumps(metadata, indent=4))
else:
print("No metadata found in the Description field of PNG.")
return metadata if metadata else None
except Exception as e:
print(f"An error occurred: {str(e)}")
return None
def main():
parser = argparse.ArgumentParser(description="Read metadata from a screenshot")
parser.add_argument("image_path", type=str, help="Path to the screenshot image")
args = parser.parse_args()
read_metadata(args.image_path)
if __name__ == "__main__":
main()