166 lines
6.6 KiB
Python
166 lines
6.6 KiB
Python
import os
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import json
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import re
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import numpy as np
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from datetime import datetime
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import folder_paths
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from PIL import Image
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from PIL.PngImagePlugin import PngInfo
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from comfy.cli_args import args
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def _create_webp_metadata(img, prompt, extra_pnginfo):
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"""Creates EXIF metadata for WebP images. Reference: WAS_Node_Suite.py:7452-7464"""
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exif_data = img.getexif()
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if prompt is not None:
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exif_data[0x010f] = "Prompt:" + json.dumps(prompt) # EXIF 0x010f = Make
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if extra_pnginfo is not None:
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workflow_metadata = ''
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for key, value in extra_pnginfo.items():
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workflow_metadata += json.dumps(value)
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exif_data[0x010e] = "Workflow:" + workflow_metadata # EXIF 0x010e = ImageDescription
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return exif_data.tobytes()
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class SaveImageAsSDWebUI:
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"""Save images in SD WebUI style with date-based subfolders and workflow metadata.
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Prefix rules (output_dir = ComfyUI/output):
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"txt2img/" -> output/txt2img/{date}/00001-seed.ext
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"abc" -> output/{date}/abc00001-seed.ext
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"imgEdit/qwen" -> output/imgEdit/{date}/qwen00001-seed.ext
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"" -> output/{date}/00001-seed.ext
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"abc/def/" -> output/abc/def/{date}/00001-seed.ext
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"abc/def/114514" -> output/abc/def/{date}/11451400001-seed.ext
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{date} = yyyy-mm-dd, always the direct parent folder of the file.
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Slash at end = directory only, no filename prefix.
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No slash = filename prefix only, no subdirectory.
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Middle slash(s) = nested directories above date folder.
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"""
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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(s):
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return {
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"required": {
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"images": ("IMAGE", {"tooltip": "The images to save."}),
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"seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff, "tooltip": "Seed value used in the filename."}),
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"filename_prefix": ("STRING", {"default": "ComfyUI", "tooltip": (
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"Filename prefix and/or output subdirectory.\n"
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"A date folder (yyyy-mm-dd) is always created as the direct parent.\n\n"
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"Examples (output dir = ComfyUI/output):\n"
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" 'txt2img/' -> output/txt2img/{date}/00001-seed.ext\n"
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" 'abc' -> output/{date}/abc00001-seed.ext\n"
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" 'imgEdit/qwen' -> output/imgEdit/{date}/qwen00001-seed.ext\n"
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" '' -> output/{date}/00001-seed.ext\n"
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" 'abc/def/' -> output/abc/def/{date}/00001-seed.ext\n"
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" 'abc/def/114514' -> output/abc/def/{date}/11451400001-seed.ext"
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)}),
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"image_format": (["png", "jpg", "webp"], {"default": "png", "tooltip": "Image save format."}),
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"quality": ("INT", {"default": 100, "min": 0, "max": 100, "tooltip": "Save quality for JPG/WebP formats (0-100). Ignored for PNG."}),
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},
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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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def save_images(self, images, seed, filename_prefix="ComfyUI", image_format="png", quality=100, prompt=None, extra_pnginfo=None):
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# Split prefix: "dir/name" -> dir="dir", name="name"
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# "dir/" -> dir="dir", name=""
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# "name" -> dir="", name="name"
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prefix = filename_prefix
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if '/' in prefix or '\\' in prefix:
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prefix = prefix.replace('\\', '/')
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last_sep = prefix.rfind('/')
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folder_parts = prefix[:last_sep].split('/')
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name_part = prefix[last_sep + 1:]
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else:
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folder_parts = []
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name_part = prefix
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date_str = datetime.now().strftime("%Y-%m-%d")
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output_folder = os.path.join(self.output_dir, *folder_parts, date_str)
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os.makedirs(output_folder, exist_ok=True)
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# Safety check: prevent path traversal
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if os.path.commonpath((self.output_dir, os.path.abspath(output_folder))) != self.output_dir:
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raise Exception("Saving outside the output folder is not allowed.")
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# Scan for max counter
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if name_part:
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pattern = re.compile(r'^' + re.escape(name_part) + r'(\d{5})-\d+\.\w+$')
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else:
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pattern = re.compile(r'^(\d{5})-\d+\.\w+$')
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max_counter = 0
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for f in os.listdir(output_folder):
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m = pattern.match(f)
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if m:
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max_counter = max(max_counter, int(m.group(1)))
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counter = max_counter + 1
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subfolder = os.path.join(*folder_parts, date_str) if folder_parts else date_str
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results = []
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for (batch_number, image) in enumerate(images):
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i = 255. * image.cpu().numpy()
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img = Image.fromarray(np.clip(i, 0, 255).astype(np.uint8))
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metadata = None
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if not args.disable_metadata:
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if image_format == "png":
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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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elif image_format == "webp":
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metadata = _create_webp_metadata(img, prompt, extra_pnginfo)
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file = f"{name_part}{counter:05d}-{seed}.{image_format}"
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filepath = os.path.join(output_folder, file)
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save_kwargs = {}
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if image_format == "png":
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save_kwargs["pnginfo"] = metadata
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save_kwargs["compress_level"] = self.compress_level
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elif image_format == "webp":
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save_kwargs["exif"] = metadata
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save_kwargs["quality"] = quality
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if img.mode == "RGBA":
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img = img.convert("RGB")
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elif image_format == "jpg":
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save_kwargs["quality"] = quality
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if img.mode == "RGBA":
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img = img.convert("RGB")
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img.save(filepath, **save_kwargs)
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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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NODE_CLASS_MAPPINGS = {
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"SaveImageAsSDWebUI": SaveImageAsSDWebUI,
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}
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NODE_DISPLAY_NAME_MAPPINGS = {
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"SaveImageAsSDWebUI": "Save Image (SD WebUI Style)",
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}
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