191 lines
7.0 KiB
Python
191 lines
7.0 KiB
Python
import os
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from typing import Sequence, Mapping, Any, Union
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import sys
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sys.path.append('../')
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args = None
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def import_custom_nodes() -> None:
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"""Find all custom nodes in the custom_nodes folder and add those node objects to NODE_CLASS_MAPPINGS
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This function sets up a new asyncio event loop, initializes the PromptServer,
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creates a PromptQueue, and initializes the custom nodes.
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"""
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import asyncio
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import execution
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from nodes import init_custom_nodes
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import server
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# Creating a new event loop and setting it as the default loop
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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# Creating an instance of PromptServer with the loop
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server_instance = server.PromptServer(loop)
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execution.PromptQueue(server_instance)
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# Initializing custom nodes
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init_custom_nodes()
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def find_path(name: str, path: str = None) -> str:
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"""
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Recursively looks at parent folders starting from the given path until it finds the given name.
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Returns the path as a Path object if found, or None otherwise.
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"""
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# If no path is given, use the current working directory
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if path is None:
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if args is None or args.comfyui_directory is None:
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path = os.getcwd()
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else:
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path = args.comfyui_directory
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# Check if the current directory contains the name
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if name in os.listdir(path):
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path_name = os.path.join(path, name)
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print(f"{name} found: {path_name}")
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return path_name
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# Get the parent directory
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parent_directory = os.path.dirname(path)
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# If the parent directory is the same as the current directory, we've reached the root and stop the search
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if parent_directory == path:
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return None
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# Recursively call the function with the parent directory
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return find_path(name, parent_directory)
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def add_comfyui_directory_to_sys_path() -> None:
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"""
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Add 'ComfyUI' to the sys.path
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"""
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comfyui_path = find_path('ComfyUI')
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if comfyui_path is not None and os.path.isdir(comfyui_path):
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sys.path.append(comfyui_path)
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print(f"'{comfyui_path}' added to sys.path")
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def add_extra_model_paths() -> None:
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"""
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Parse the optional extra_model_paths.yaml file and add the parsed paths to the sys.path.
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"""
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from main import load_extra_path_config
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extra_model_paths = find_path("extra_model_paths.yaml")
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if extra_model_paths is not None:
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load_extra_path_config(extra_model_paths)
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else:
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print("Could not find the extra_model_paths config file.")
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def get_value_at_index(obj: Union[Sequence, Mapping], index: int) -> Any:
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"""Returns the value at the given index of a sequence or mapping.
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If the object is a sequence (like list or string), returns the value at the given index.
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If the object is a mapping (like a dictionary), returns the value at the index-th key.
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Some return a dictionary, in these cases, we look for the "results" key
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Args:
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obj (Union[Sequence, Mapping]): The object to retrieve the value from.
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index (int): The index of the value to retrieve.
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Returns:
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Any: The value at the given index.
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Raises:
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IndexError: If the index is out of bounds for the object and the object is not a mapping.
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"""
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try:
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return obj[index]
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except KeyError:
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return obj['result'][index]
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def parse_arg(s: str):
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""" Parses a JSON string, returning it unchanged if the parsing fails. """
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try:
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return json.loads(s)
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except json.JSONDecodeError:
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return s
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def save_image_wrapper(cls):
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if args.output is None: return cls
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from PIL import Image, ImageOps, ImageSequence
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from PIL.PngImagePlugin import PngInfo
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import numpy as np
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class WrappedSaveImage(cls):
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counter = 0
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def save_images(self, images, filename_prefix="ComfyUI", prompt=None, extra_pnginfo=None):
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if args.output is None:
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return super().save_images(images, filename_prefix, prompt, extra_pnginfo)
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else:
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if len(images) > 1 and args.output == "-":
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raise ValueError("Cannot save multiple images to stdout")
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filename_prefix += self.prefix_append
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results = list()
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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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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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if args.output == "-":
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img.save(sys.stdout.buffer, format="png", pnginfo=metadata, compress_level=self.compress_level)
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else:
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subfolder = ""
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if len(images) == 1:
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if os.path.isdir(args.output):
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subfolder = args.output
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file = "output.png"
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else:
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subfolder, file = os.path.split(args.output)
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if subfolder == "":
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subfolder = os.getcwd()
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else:
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if os.path.isdir(args.output):
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subfolder = args.output
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file = "output"
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elif os.pathsep in args.output:
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subfolder, file = os.path.split(args.output)
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else:
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file = args.output
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if subfolder == "":
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subfolder = os.getcwd()
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files = os.listdir(subfolder)
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file_pattern = file
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while True:
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filename_with_batch_num = file_pattern.replace("%batch_num%", str(batch_number))
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file = f"{filename_with_batch_num}_{self.counter:05}_.png"
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self.counter += 1
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if file not in files:
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break
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img.save(os.path.join(subfolder, file), pnginfo=metadata, compress_level=self.compress_level)
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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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return {"ui": {"images": results}}
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return WrappedSaveImage
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