Files

92 lines
3.0 KiB
Python

import hashlib
import os
import folder_paths
import node_helpers
import numpy as np
import torch
from PIL import Image, ImageOps, ImageSequence
class SupersideLoadImageNode:
"""
Superside Load Image: in-house replacement for the core ComfyUI
LoadImage node, so this package has no dependency on core node
behavior beyond ComfyUI's own APIs (folder_paths). Same upload-combo
UX and the same IMAGE/MASK output contract (mask = 1 - alpha, i.e. the
"hole", not the opacity).
"""
@classmethod
def INPUT_TYPES(cls):
input_dir = folder_paths.get_input_directory()
files = [
f for f in os.listdir(input_dir)
if os.path.isfile(os.path.join(input_dir, f))
]
files = folder_paths.filter_files_content_types(files, ["image"])
return {"required": {"image": (sorted(files), {"image_upload": True})}}
CATEGORY = "Superside"
RETURN_TYPES = ("IMAGE", "MASK")
FUNCTION = "load_image"
DESCRIPTION = "Load an image (with upload button) - in-house equivalent of core LoadImage."
def load_image(self, image):
image_path = folder_paths.get_annotated_filepath(image)
img = node_helpers.pillow(Image.open, image_path)
output_images = []
output_masks = []
w, h = None, None
excluded_formats = ["MPO"]
for i in ImageSequence.Iterator(img):
i = node_helpers.pillow(ImageOps.exif_transpose, i)
if i.mode == "I":
i = i.point(lambda p: p * (1 / 255))
image = i.convert("RGB")
if len(output_images) == 0:
w = image.size[0]
h = image.size[1]
if image.size[0] != w or image.size[1] != h:
continue
image = np.array(image).astype(np.float32) / 255.0
image = torch.from_numpy(image)[None,]
if "A" in i.getbands():
mask = np.array(i.getchannel("A")).astype(np.float32) / 255.0
mask = 1.0 - torch.from_numpy(mask)
else:
mask = torch.zeros((64, 64), dtype=torch.float32, device="cpu")
output_images.append(image)
output_masks.append(mask.unsqueeze(0))
if len(output_images) > 1 and img.format not in excluded_formats:
output_image = torch.cat(output_images, dim=0)
output_mask = torch.cat(output_masks, dim=0)
else:
output_image = output_images[0]
output_mask = output_masks[0]
return (output_image, output_mask)
@classmethod
def IS_CHANGED(cls, image):
image_path = folder_paths.get_annotated_filepath(image)
m = hashlib.sha256()
with open(image_path, "rb") as f:
m.update(f.read())
return m.digest().hex()
@classmethod
def VALIDATE_INPUTS(cls, image):
if not folder_paths.exists_annotated_filepath(image):
return "Invalid image file: {}".format(image)
return True