Files
Bjornulf_custom_nodes/resize_image.py
2024-07-10 16:00:39 +02:00

44 lines
1.4 KiB
Python

import numpy as np
import torch
from PIL import Image
class ResizeImage:
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"image": ("IMAGE", {}),
"width": ("INT", {"default": 256}),
"height": ("INT", {"default": 256}),
}
}
FUNCTION = "resize_image"
RETURN_TYPES = ("IMAGE",)
OUTPUT_NODE = True
CATEGORY = "Bjornulf"
def resize_image(self, image, width=256, height=256):
# Convert the image from ComfyUI format to PIL Image
i = 255. * image.cpu().numpy()
# Reshape the image if it's not in the expected format, remove any leading dimensions of size 1
if i.ndim > 3:
i = np.squeeze(i)
# Ensure the image is 3D (height, width, channels)
if i.ndim == 2:
i = i[:, :, np.newaxis] # Add a channel dimension if it's missing
img = Image.fromarray(np.clip(i, 0, 255).astype(np.uint8))
# Resize the image
img_resized = img.resize((width, height), Image.LANCZOS)
# Convert the PIL image back to numpy array
img_resized_np = np.array(img_resized).astype(np.float32) / 255.0
# Assuming ComfyUI format needs the image back in tensor format, convert it back
img_resized_tensor = torch.tensor(img_resized_np)
return (img_resized_tensor, )