572 lines
21 KiB
Python
572 lines
21 KiB
Python
import torch
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import os
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import sys
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import json
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import hashlib
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import copy
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from PIL import Image
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from PIL.PngImagePlugin import PngInfo
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import numpy as np
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sys.path.insert(0, os.path.join(sys.path[0], "comfy"))
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import comfy.samplers
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import comfy.sd
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import model_management
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supported_ckpt_extensions = ['.ckpt']
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supported_pt_extensions = ['.ckpt', '.pt', '.bin']
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try:
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import safetensors.torch
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supported_ckpt_extensions += ['.safetensors']
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supported_pt_extensions += ['.safetensors']
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except:
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print("Could not import safetensors, safetensors support disabled.")
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def filter_files_extensions(files, extensions):
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return sorted(list(filter(lambda a: os.path.splitext(a)[-1].lower() in extensions, files)))
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class CLIPTextEncode:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": {"text": ("STRING", {"multiline": True}), "clip": ("CLIP", )}}
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RETURN_TYPES = ("CONDITIONING",)
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FUNCTION = "encode"
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CATEGORY = "conditioning"
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def encode(self, clip, text):
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return ([[clip.encode(text), {}]], )
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class ConditioningCombine:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": {"conditioning_1": ("CONDITIONING", ), "conditioning_2": ("CONDITIONING", )}}
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RETURN_TYPES = ("CONDITIONING",)
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FUNCTION = "combine"
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CATEGORY = "conditioning"
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def combine(self, conditioning_1, conditioning_2):
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return (conditioning_1 + conditioning_2, )
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class ConditioningSetArea:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": {"conditioning": ("CONDITIONING", ),
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"width": ("INT", {"default": 64, "min": 64, "max": 4096, "step": 64}),
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"height": ("INT", {"default": 64, "min": 64, "max": 4096, "step": 64}),
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"x": ("INT", {"default": 0, "min": 0, "max": 4096, "step": 64}),
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"y": ("INT", {"default": 0, "min": 0, "max": 4096, "step": 64}),
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"strength": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 10.0, "step": 0.01}),
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}}
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RETURN_TYPES = ("CONDITIONING",)
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FUNCTION = "append"
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CATEGORY = "conditioning"
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def append(self, conditioning, width, height, x, y, strength, min_sigma=0.0, max_sigma=99.0):
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c = copy.deepcopy(conditioning)
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for t in c:
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t[1]['area'] = (height // 8, width // 8, y // 8, x // 8)
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t[1]['strength'] = strength
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t[1]['min_sigma'] = min_sigma
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t[1]['max_sigma'] = max_sigma
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return (c, )
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class VAEDecode:
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def __init__(self, device="cpu"):
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self.device = device
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "samples": ("LATENT", ), "vae": ("VAE", )}}
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RETURN_TYPES = ("IMAGE",)
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FUNCTION = "decode"
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CATEGORY = "latent"
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def decode(self, vae, samples):
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return (vae.decode(samples), )
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class VAEEncode:
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def __init__(self, device="cpu"):
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self.device = device
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "pixels": ("IMAGE", ), "vae": ("VAE", )}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "encode"
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CATEGORY = "latent"
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def encode(self, vae, pixels):
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x = (pixels.shape[1] // 64) * 64
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y = (pixels.shape[2] // 64) * 64
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if pixels.shape[1] != x or pixels.shape[2] != y:
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pixels = pixels[:,:x,:y,:]
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return (vae.encode(pixels), )
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class CheckpointLoader:
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models_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "models")
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config_dir = os.path.join(models_dir, "configs")
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ckpt_dir = os.path.join(models_dir, "checkpoints")
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embedding_directory = os.path.join(models_dir, "embeddings")
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "config_name": (filter_files_extensions(os.listdir(s.config_dir), '.yaml'), ),
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"ckpt_name": (filter_files_extensions(os.listdir(s.ckpt_dir), supported_ckpt_extensions), )}}
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RETURN_TYPES = ("MODEL", "CLIP", "VAE")
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FUNCTION = "load_checkpoint"
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CATEGORY = "loaders"
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def load_checkpoint(self, config_name, ckpt_name, output_vae=True, output_clip=True):
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config_path = os.path.join(self.config_dir, config_name)
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ckpt_path = os.path.join(self.ckpt_dir, ckpt_name)
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return comfy.sd.load_checkpoint(config_path, ckpt_path, output_vae=True, output_clip=True, embedding_directory=self.embedding_directory)
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class LoraLoader:
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models_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "models")
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lora_dir = os.path.join(models_dir, "loras")
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "model": ("MODEL",),
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"clip": ("CLIP", ),
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"lora_name": (filter_files_extensions(os.listdir(s.lora_dir), supported_pt_extensions), ),
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"strength_model": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 10.0, "step": 0.01}),
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"strength_clip": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 10.0, "step": 0.01}),
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}}
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RETURN_TYPES = ("MODEL", "CLIP")
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FUNCTION = "load_lora"
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CATEGORY = "loaders"
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def load_lora(self, model, clip, lora_name, strength_model, strength_clip):
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lora_path = os.path.join(self.lora_dir, lora_name)
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model_lora, clip_lora = comfy.sd.load_lora_for_models(model, clip, lora_path, strength_model, strength_clip)
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return (model_lora, clip_lora)
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class VAELoader:
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models_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "models")
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vae_dir = os.path.join(models_dir, "vae")
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "vae_name": (filter_files_extensions(os.listdir(s.vae_dir), supported_pt_extensions), )}}
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RETURN_TYPES = ("VAE",)
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FUNCTION = "load_vae"
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CATEGORY = "loaders"
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#TODO: scale factor?
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def load_vae(self, vae_name):
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vae_path = os.path.join(self.vae_dir, vae_name)
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vae = comfy.sd.VAE(ckpt_path=vae_path)
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return (vae,)
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class CLIPLoader:
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models_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "models")
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clip_dir = os.path.join(models_dir, "clip")
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "clip_name": (filter_files_extensions(os.listdir(s.clip_dir), supported_pt_extensions), ),
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"stop_at_clip_layer": ("INT", {"default": -1, "min": -24, "max": -1, "step": 1}),
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}}
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RETURN_TYPES = ("CLIP",)
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FUNCTION = "load_clip"
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CATEGORY = "loaders"
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def load_clip(self, clip_name, stop_at_clip_layer):
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clip_path = os.path.join(self.clip_dir, clip_name)
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clip = comfy.sd.load_clip(ckpt_path=clip_path, embedding_directory=CheckpointLoader.embedding_directory)
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clip.clip_layer(stop_at_clip_layer)
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return (clip,)
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class EmptyLatentImage:
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def __init__(self, device="cpu"):
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self.device = device
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "width": ("INT", {"default": 512, "min": 64, "max": 4096, "step": 64}),
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"height": ("INT", {"default": 512, "min": 64, "max": 4096, "step": 64}),
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"batch_size": ("INT", {"default": 1, "min": 1, "max": 64})}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "generate"
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CATEGORY = "latent"
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def generate(self, width, height, batch_size=1):
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latent = torch.zeros([batch_size, 4, height // 8, width // 8])
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return (latent, )
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def common_upscale(samples, width, height, upscale_method, crop):
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if crop == "center":
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old_width = samples.shape[3]
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old_height = samples.shape[2]
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old_aspect = old_width / old_height
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new_aspect = width / height
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x = 0
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y = 0
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if old_aspect > new_aspect:
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x = round((old_width - old_width * (new_aspect / old_aspect)) / 2)
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elif old_aspect < new_aspect:
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y = round((old_height - old_height * (old_aspect / new_aspect)) / 2)
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s = samples[:,:,y:old_height-y,x:old_width-x]
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else:
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s = samples
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return torch.nn.functional.interpolate(s, size=(height, width), mode=upscale_method)
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class LatentUpscale:
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upscale_methods = ["nearest-exact", "bilinear", "area"]
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crop_methods = ["disabled", "center"]
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "samples": ("LATENT",), "upscale_method": (s.upscale_methods,),
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"width": ("INT", {"default": 512, "min": 64, "max": 4096, "step": 64}),
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"height": ("INT", {"default": 512, "min": 64, "max": 4096, "step": 64}),
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"crop": (s.crop_methods,)}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "upscale"
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CATEGORY = "latent"
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def upscale(self, samples, upscale_method, width, height, crop):
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s = common_upscale(samples, width // 8, height // 8, upscale_method, crop)
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return (s,)
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class LatentRotate:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "samples": ("LATENT",),
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"rotation": (["none", "90 degrees", "180 degrees", "270 degrees"],),
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}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "rotate"
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CATEGORY = "latent"
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def rotate(self, samples, rotation):
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rotate_by = 0
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if rotation.startswith("90"):
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rotate_by = 1
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elif rotation.startswith("180"):
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rotate_by = 2
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elif rotation.startswith("270"):
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rotate_by = 3
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s = torch.rot90(samples, k=rotate_by, dims=[3, 2])
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return (s,)
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class LatentFlip:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "samples": ("LATENT",),
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"flip_method": (["x-axis: vertically", "y-axis: horizontally"],),
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}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "flip"
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CATEGORY = "latent"
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def flip(self, samples, flip_method):
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if flip_method.startswith("x"):
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s = torch.flip(samples, dims=[2])
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elif flip_method.startswith("y"):
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s = torch.flip(samples, dims=[3])
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else:
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s = samples
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return (s,)
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class LatentComposite:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "samples_to": ("LATENT",),
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"samples_from": ("LATENT",),
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"x": ("INT", {"default": 0, "min": 0, "max": 4096, "step": 8}),
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"y": ("INT", {"default": 0, "min": 0, "max": 4096, "step": 8}),
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}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "composite"
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CATEGORY = "latent"
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def composite(self, samples_to, samples_from, x, y, composite_method="normal"):
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x = x // 8
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y = y // 8
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s = samples_to.clone()
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s[:,:,y:y+samples_from.shape[2],x:x+samples_from.shape[3]] = samples_from[:,:,:samples_to.shape[2] - y, :samples_to.shape[3] - x]
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return (s,)
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class LatentCrop:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": { "samples": ("LATENT",),
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"width": ("INT", {"default": 512, "min": 64, "max": 4096, "step": 64}),
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"height": ("INT", {"default": 512, "min": 64, "max": 4096, "step": 64}),
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"x": ("INT", {"default": 0, "min": 0, "max": 4096, "step": 8}),
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"y": ("INT", {"default": 0, "min": 0, "max": 4096, "step": 8}),
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}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "crop"
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CATEGORY = "latent"
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def crop(self, samples, width, height, x, y):
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x = x // 8
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y = y // 8
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#enfonce minimum size of 64
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if x > (samples.shape[3] - 8):
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x = samples.shape[3] - 8
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if y > (samples.shape[2] - 8):
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y = samples.shape[2] - 8
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new_height = height // 8
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new_width = width // 8
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to_x = new_width + x
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to_y = new_height + y
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def enforce_image_dim(d, to_d, max_d):
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if to_d > max_d:
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leftover = (to_d - max_d) % 8
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to_d = max_d
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d -= leftover
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return (d, to_d)
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#make sure size is always multiple of 64
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x, to_x = enforce_image_dim(x, to_x, samples.shape[3])
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y, to_y = enforce_image_dim(y, to_y, samples.shape[2])
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s = samples[:,:,y:to_y, x:to_x]
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return (s,)
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def common_ksampler(device, model, seed, steps, cfg, sampler_name, scheduler, positive, negative, latent_image, denoise=1.0, disable_noise=False, start_step=None, last_step=None, force_full_denoise=False):
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if disable_noise:
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noise = torch.zeros(latent_image.size(), dtype=latent_image.dtype, layout=latent_image.layout, device="cpu")
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else:
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noise = torch.randn(latent_image.size(), dtype=latent_image.dtype, layout=latent_image.layout, generator=torch.manual_seed(seed), device="cpu")
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real_model = None
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if device != "cpu":
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model_management.load_model_gpu(model)
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real_model = model.model
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else:
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#TODO: cpu support
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real_model = model.patch_model()
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noise = noise.to(device)
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latent_image = latent_image.to(device)
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positive_copy = []
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negative_copy = []
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for p in positive:
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t = p[0]
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if t.shape[0] < noise.shape[0]:
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t = torch.cat([t] * noise.shape[0])
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t = t.to(device)
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positive_copy += [[t] + p[1:]]
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for n in negative:
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t = n[0]
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if t.shape[0] < noise.shape[0]:
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t = torch.cat([t] * noise.shape[0])
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t = t.to(device)
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negative_copy += [[t] + n[1:]]
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if sampler_name in comfy.samplers.KSampler.SAMPLERS:
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sampler = comfy.samplers.KSampler(real_model, steps=steps, device=device, sampler=sampler_name, scheduler=scheduler, denoise=denoise)
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else:
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#other samplers
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pass
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samples = sampler.sample(noise, positive_copy, negative_copy, cfg=cfg, latent_image=latent_image, start_step=start_step, last_step=last_step, force_full_denoise=force_full_denoise)
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samples = samples.cpu()
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return (samples, )
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class KSampler:
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def __init__(self, device="cuda"):
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self.device = device
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"model": ("MODEL",),
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"seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
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"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"cfg": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0}),
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"sampler_name": (comfy.samplers.KSampler.SAMPLERS, ),
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"scheduler": (comfy.samplers.KSampler.SCHEDULERS, ),
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"positive": ("CONDITIONING", ),
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"negative": ("CONDITIONING", ),
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"latent_image": ("LATENT", ),
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"denoise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01}),
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}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "sample"
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CATEGORY = "sampling"
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def sample(self, model, seed, steps, cfg, sampler_name, scheduler, positive, negative, latent_image, denoise=1.0):
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return common_ksampler(self.device, model, seed, steps, cfg, sampler_name, scheduler, positive, negative, latent_image, denoise=denoise)
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class KSamplerAdvanced:
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def __init__(self, device="cuda"):
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self.device = device
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@classmethod
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def INPUT_TYPES(s):
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return {"required":
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{"model": ("MODEL",),
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"add_noise": (["enable", "disable"], ),
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"noise_seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
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"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"cfg": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0}),
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"sampler_name": (comfy.samplers.KSampler.SAMPLERS, ),
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"scheduler": (comfy.samplers.KSampler.SCHEDULERS, ),
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"positive": ("CONDITIONING", ),
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"negative": ("CONDITIONING", ),
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"latent_image": ("LATENT", ),
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"start_at_step": ("INT", {"default": 0, "min": 0, "max": 10000}),
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"end_at_step": ("INT", {"default": 10000, "min": 0, "max": 10000}),
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"return_with_leftover_noise": (["disable", "enable"], ),
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}}
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RETURN_TYPES = ("LATENT",)
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FUNCTION = "sample"
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CATEGORY = "sampling"
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|
def sample(self, model, add_noise, noise_seed, steps, cfg, sampler_name, scheduler, positive, negative, latent_image, start_at_step, end_at_step, return_with_leftover_noise, denoise=1.0):
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force_full_denoise = True
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if return_with_leftover_noise == "enable":
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force_full_denoise = False
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|
disable_noise = False
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if add_noise == "disable":
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|
disable_noise = True
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|
return common_ksampler(self.device, model, noise_seed, steps, cfg, sampler_name, scheduler, positive, negative, latent_image, denoise=denoise, disable_noise=disable_noise, start_step=start_at_step, last_step=end_at_step, force_full_denoise=force_full_denoise)
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|
|
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class SaveImage:
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|
def __init__(self):
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|
self.output_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "output")
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|
|
|
@classmethod
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|
def INPUT_TYPES(s):
|
|
return {"required":
|
|
{"images": ("IMAGE", ),
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|
"filename_prefix": ("STRING", {"default": "ComfyUI"})},
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|
"hidden": {"prompt": "PROMPT", "extra_pnginfo": "EXTRA_PNGINFO"},
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|
}
|
|
|
|
RETURN_TYPES = ()
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|
FUNCTION = "save_images"
|
|
|
|
OUTPUT_NODE = True
|
|
|
|
CATEGORY = "image"
|
|
|
|
def save_images(self, images, filename_prefix="ComfyUI", prompt=None, extra_pnginfo=None):
|
|
def map_filename(filename):
|
|
prefix_len = len(filename_prefix)
|
|
prefix = filename[:prefix_len + 1]
|
|
try:
|
|
digits = int(filename[prefix_len + 1:].split('_')[0])
|
|
except:
|
|
digits = 0
|
|
return (digits, prefix)
|
|
try:
|
|
counter = max(filter(lambda a: a[1][:-1] == filename_prefix and a[1][-1] == "_", map(map_filename, os.listdir(self.output_dir))))[0] + 1
|
|
except ValueError:
|
|
counter = 1
|
|
for image in images:
|
|
i = 255. * image.cpu().numpy()
|
|
img = Image.fromarray(i.astype(np.uint8))
|
|
metadata = PngInfo()
|
|
if prompt is not None:
|
|
metadata.add_text("prompt", json.dumps(prompt))
|
|
if extra_pnginfo is not None:
|
|
for x in extra_pnginfo:
|
|
metadata.add_text(x, json.dumps(extra_pnginfo[x]))
|
|
img.save(f"output/{filename_prefix}_{counter:05}_.png", pnginfo=metadata, optimize=True)
|
|
counter += 1
|
|
|
|
class LoadImage:
|
|
input_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "input")
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required":
|
|
{"image": (os.listdir(s.input_dir), )},
|
|
}
|
|
|
|
CATEGORY = "image"
|
|
|
|
RETURN_TYPES = ("IMAGE",)
|
|
FUNCTION = "load_image"
|
|
def load_image(self, image):
|
|
image_path = os.path.join(self.input_dir, image)
|
|
image = Image.open(image_path).convert("RGB")
|
|
image = np.array(image).astype(np.float32) / 255.0
|
|
image = torch.from_numpy(image[None])[None,]
|
|
return image
|
|
|
|
@classmethod
|
|
def IS_CHANGED(s, image):
|
|
image_path = os.path.join(s.input_dir, image)
|
|
m = hashlib.sha256()
|
|
with open(image_path, 'rb') as f:
|
|
m.update(f.read())
|
|
return m.digest().hex()
|
|
|
|
class ImageScale:
|
|
upscale_methods = ["nearest-exact", "bilinear", "area"]
|
|
crop_methods = ["disabled", "center"]
|
|
|
|
@classmethod
|
|
def INPUT_TYPES(s):
|
|
return {"required": { "image": ("IMAGE",), "upscale_method": (s.upscale_methods,),
|
|
"width": ("INT", {"default": 512, "min": 1, "max": 4096, "step": 1}),
|
|
"height": ("INT", {"default": 512, "min": 1, "max": 4096, "step": 1}),
|
|
"crop": (s.crop_methods,)}}
|
|
RETURN_TYPES = ("IMAGE",)
|
|
FUNCTION = "upscale"
|
|
|
|
CATEGORY = "image"
|
|
|
|
def upscale(self, image, upscale_method, width, height, crop):
|
|
samples = image.movedim(-1,1)
|
|
s = common_upscale(samples, width, height, upscale_method, crop)
|
|
s = s.movedim(1,-1)
|
|
return (s,)
|
|
|
|
NODE_CLASS_MAPPINGS = {
|
|
"KSampler": KSampler,
|
|
"CheckpointLoader": CheckpointLoader,
|
|
"CLIPTextEncode": CLIPTextEncode,
|
|
"VAEDecode": VAEDecode,
|
|
"VAEEncode": VAEEncode,
|
|
"VAELoader": VAELoader,
|
|
"EmptyLatentImage": EmptyLatentImage,
|
|
"LatentUpscale": LatentUpscale,
|
|
"SaveImage": SaveImage,
|
|
"LoadImage": LoadImage,
|
|
"ImageScale": ImageScale,
|
|
"ConditioningCombine": ConditioningCombine,
|
|
"ConditioningSetArea": ConditioningSetArea,
|
|
"KSamplerAdvanced": KSamplerAdvanced,
|
|
"LatentComposite": LatentComposite,
|
|
"LatentRotate": LatentRotate,
|
|
"LatentFlip": LatentFlip,
|
|
"LatentCrop": LatentCrop,
|
|
"LoraLoader": LoraLoader,
|
|
"CLIPLoader": CLIPLoader,
|
|
}
|
|
|
|
|