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import os
import io
import base64
import uuid
from PIL import Image
# Helper functions for image processing
def encode_image(image_path: str) -> str:
"""Convert an image file to base64 string."""
with open(image_path, "rb") as image_file:
return base64.b64encode(image_file.read()).decode("utf-8")
def decode_image(base64_string: str) -> Image.Image:
"""Convert a base64 string to a PIL Image."""
image_data = base64.b64decode(base64_string)
return Image.open(io.BytesIO(image_data))
def save_image(image: Image.Image, directory: str = "image_outputs") -> str:
"""Save a PIL Image to disk and return the path."""
os.makedirs(directory, exist_ok=True)
image_id = str(uuid.uuid4())
image_path = os.path.join(directory, f"{image_id}.png")
image.save(image_path)
return image_path
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