Files
2025-06-07 16:33:45 +08:00

85 lines
2.4 KiB
Python

from PIL import Image, ImageOps
from PIL.PngImagePlugin import PngInfo
import requests
import torch
import numpy as np
class LoadImgFromUrl:
"""Load an image from the given URL"""
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"url": (
"STRING",
{
"default": "http://swqqsa5wv.hb-bkt.clouddn.com/admin/comfyui_b46dcb7133234c549218bf957a6334ed.png"
},
),
}
}
RETURN_TYPES = ("IMAGE",)
RETURN_NAMES = ("image",)
FUNCTION = "load"
CATEGORY = "云服务"
def load(self, url):
response = requests.get(url, stream=True, timeout=10)
response.raise_for_status()
image = Image.open(response.raw)
image = ImageOps.exif_transpose(image)
np_image = np.array(image).astype(np.float32) / 255.0
if np_image.ndim == 2: # 灰度图
np_image = np.expand_dims(np_image, axis=-1)
# 保证输出为 (1, H, W, C)
tensor = torch.from_numpy(np_image).unsqueeze(0)
return (tensor,)
class LoadGifFromLocal:
"""从本地路径加载GIF图片(返回所有帧的张量)"""
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"path": (
"STRING",
{
"default": "your_local_gif_path.gif"
},
),
}
}
RETURN_TYPES = ("IMAGE",)
RETURN_NAMES = ("images",)
FUNCTION = "load"
CATEGORY = "本地文件"
def load(self, path):
images = []
with Image.open(path) as im:
for frame in range(im.n_frames):
im.seek(frame)
frame_img = ImageOps.exif_transpose(im.convert("RGBA"))
np_image = np.array(frame_img).astype(np.float32) / 255.0
if np_image.ndim == 2: # 灰度图
np_image = np.expand_dims(np_image, axis=-1)
images.append(torch.from_numpy(np_image))
# 输出为 (帧数, H, W, C)
tensor = torch.stack(images, dim=0)
return (tensor,)
NODE_CLASS_MAPPINGS = {
"LoadImgFromUrl": LoadImgFromUrl,
"LoadGifFromLocal": LoadGifFromLocal
}
NODE_DISPLAY_NAME_MAPPINGS = {
"LoadImgFromUrl": "☁️ 加载图片",
"LoadGifFromLocal": "📂 加载本地GIF"
}