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import os
import tempfile
from collections import namedtuple
import gradio as gr
from PIL import PngImagePlugin
from modules import shared
Savedfile = namedtuple("Savedfile", ["name"])
def save_pil_to_file(pil_image, dir=None):
already_saved_as = getattr(pil_image, 'already_saved_as', None)
if already_saved_as and os.path.isfile(already_saved_as):
shared.demo.temp_dirs = shared.demo.temp_dirs | {os.path.abspath(os.path.dirname(already_saved_as))}
file_obj = Savedfile(already_saved_as)
return file_obj
if shared.opts.temp_dir != "":
dir = shared.opts.temp_dir
use_metadata = False
metadata = PngImagePlugin.PngInfo()
for key, value in pil_image.info.items():
if isinstance(key, str) and isinstance(value, str):
metadata.add_text(key, value)
use_metadata = True
file_obj = tempfile.NamedTemporaryFile(delete=False, suffix=".png", dir=dir)
pil_image.save(file_obj, pnginfo=(metadata if use_metadata else None))
return file_obj
# override save to file function so that it also writes PNG info
gr.processing_utils.save_pil_to_file = save_pil_to_file
def on_tmpdir_changed():
if shared.opts.temp_dir == "" or shared.demo is None:
return
os.makedirs(shared.opts.temp_dir, exist_ok=True)
shared.demo.temp_dirs = shared.demo.temp_dirs | {os.path.abspath(shared.opts.temp_dir)}
def cleanup_tmpdr():
temp_dir = shared.opts.temp_dir
if temp_dir == "" or not os.path.isdir(temp_dir):
return
for root, dirs, files in os.walk(temp_dir, topdown=False):
for name in files:
_, extension = os.path.splitext(name)
if extension != ".png":
continue
filename = os.path.join(root, name)
os.remove(filename)
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