95 lines
3.1 KiB
Python
95 lines
3.1 KiB
Python
"""保存图像节点 - 支持 PNG/JPEG/WebP 格式输出"""
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import os
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import json
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import numpy as np
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from PIL import Image
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from PIL.PngImagePlugin import PngInfo
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import folder_paths
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from comfy.cli_args import args
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class SaveImageFormat:
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"""保存图像，支持 PNG / JPEG / WebP 三种格式"""
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FORMATS = ["PNG", "JPEG", "WebP"]
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def __init__(self):
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self.output_dir = folder_paths.get_output_directory()
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self.type = "output"
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self.compress_level = 4
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@classmethod
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def INPUT_TYPES(cls):
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return {
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"required": {
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"图像": ("IMAGE",),
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"文件名前缀": ("STRING", {"default": "ComfyUI"}),
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"输出格式": (cls.FORMATS, {"default": "PNG"}),
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},
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"optional": {},
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"hidden": {
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"prompt": "PROMPT",
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"extra_pnginfo": "EXTRA_PNGINFO",
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},
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}
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RETURN_TYPES = ()
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FUNCTION = "save_images"
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OUTPUT_NODE = True
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CATEGORY = "image"
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DESCRIPTION = "保存图像，支持 PNG / JPEG / WebP 格式输出。"
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_EXT_MAP = {"PNG": ".png", "JPEG": ".jpg", "WebP": ".webp"}
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def save_images(self, 图像=None, 文件名前缀="ComfyUI", 输出格式="PNG",
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prompt=None, extra_pnginfo=None):
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images = 图像
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filename_prefix = 文件名前缀
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format = 输出格式
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full_output_folder, filename, counter, subfolder, filename_prefix = \
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folder_paths.get_save_image_path(
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filename_prefix, self.output_dir,
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images[0].shape[1], images[0].shape[0]
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)
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ext = self._EXT_MAP.get(format, ".png")
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results = []
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for batch_number, image in enumerate(images):
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i = 255.0 * image.cpu().numpy()
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img = Image.fromarray(np.clip(i, 0, 255).astype(np.uint8))
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filename_with_batch_num = filename.replace("%batch_num%", str(batch_number))
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file = f"{filename_with_batch_num}_{counter:05}_{ext}"
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filepath = os.path.join(full_output_folder, file)
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if format == "PNG":
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metadata = None
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if not args.disable_metadata:
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metadata = PngInfo()
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if prompt is not None:
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metadata.add_text("prompt", json.dumps(prompt))
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if extra_pnginfo is not None:
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for x in extra_pnginfo:
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metadata.add_text(x, json.dumps(extra_pnginfo[x]))
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img.save(filepath, pnginfo=metadata,
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compress_level=self.compress_level)
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elif format == "JPEG":
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if img.mode == "RGBA":
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img = img.convert("RGB")
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img.save(filepath, quality=100, optimize=True)
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elif format == "WebP":
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img.save(filepath, lossless=True)
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results.append({
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"filename": file,
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"subfolder": subfolder,
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"type": self.type,
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})
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counter += 1
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return {"ui": {"images": results}}
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