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nodes_morphology.py
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nodes_morphology.py
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import torch
import comfy.model_management
from kornia.morphology import dilation, erosion, opening, closing, gradient, top_hat, bottom_hat
class Morphology:
@classmethod
def INPUT_TYPES(s):
return {"required": {"image": ("IMAGE",),
"operation": (["erode", "dilate", "open", "close", "gradient", "bottom_hat", "top_hat"],),
"kernel_size": ("INT", {"default": 3, "min": 3, "max": 999, "step": 1}),
}}
RETURN_TYPES = ("IMAGE",)
FUNCTION = "process"
CATEGORY = "image/postprocessing"
def process(self, image, operation, kernel_size):
device = comfy.model_management.get_torch_device()
kernel = torch.ones(kernel_size, kernel_size, device=device)
image_k = image.to(device).movedim(-1, 1)
if operation == "erode":
output = erosion(image_k, kernel)
elif operation == "dilate":
output = dilation(image_k, kernel)
elif operation == "open":
output = opening(image_k, kernel)
elif operation == "close":
output = closing(image_k, kernel)
elif operation == "gradient":
output = gradient(image_k, kernel)
elif operation == "top_hat":
output = top_hat(image_k, kernel)
elif operation == "bottom_hat":
output = bottom_hat(image_k, kernel)
else:
raise ValueError(f"Invalid operation {operation} for morphology. Must be one of 'erode', 'dilate', 'open', 'close', 'gradient', 'tophat', 'bottomhat'")
img_out = output.to(comfy.model_management.intermediate_device()).movedim(1, -1)
return (img_out,)
NODE_CLASS_MAPPINGS = {
"Morphology": Morphology,
}
NODE_DISPLAY_NAME_MAPPINGS = {
"Morphology": "ImageMorphology",
}