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import torch
import folder_paths
import nodes as comfy_nodes
from comfy.model_patcher import ModelPatcher
from comfy.sd import load_checkpoint_guess_config
from .logger import logger
from .utils_model import BetaSchedules
from .model_injection import get_vanilla_model_patcher
class AnimateDiffUnload:
def __init__(self) -> None:
pass
@classmethod
def INPUT_TYPES(s):
return {"required": {"model": ("MODEL",)}}
RETURN_TYPES = ("MODEL",)
CATEGORY = "Animate Diff 🎭🅐🅓/extras"
FUNCTION = "unload_motion_modules"
def unload_motion_modules(self, model: ModelPatcher):
# return model clone with ejected params
#model = eject_params_from_model(model)
model = get_vanilla_model_patcher(model)
return (model.clone(),)
class CheckpointLoaderSimpleWithNoiseSelect:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"ckpt_name": (folder_paths.get_filename_list("checkpoints"), ),
"beta_schedule": (BetaSchedules.ALIAS_LIST, {"default": BetaSchedules.USE_EXISTING}, )
},
"optional": {
"use_custom_scale_factor": ("BOOLEAN", {"default": False}),
"scale_factor": ("FLOAT", {"default": 0.18215, "min": 0.0, "max": 1.0, "step": 0.00001})
}
}
RETURN_TYPES = ("MODEL", "CLIP", "VAE")
FUNCTION = "load_checkpoint"
CATEGORY = "Animate Diff 🎭🅐🅓/extras"
def load_checkpoint(self, ckpt_name, beta_schedule, output_vae=True, output_clip=True, use_custom_scale_factor=False, scale_factor=0.18215):
ckpt_path = folder_paths.get_full_path("checkpoints", ckpt_name)
out = load_checkpoint_guess_config(ckpt_path, output_vae=True, output_clip=True, embedding_directory=folder_paths.get_folder_paths("embeddings"))
# register chosen beta schedule on model - convert to beta_schedule name recognized by ComfyUI
new_model_sampling = BetaSchedules.to_model_sampling(beta_schedule, out[0])
if new_model_sampling is not None:
out[0].model.model_sampling = new_model_sampling
if use_custom_scale_factor:
out[0].model.latent_format.scale_factor = scale_factor
return out
class EmptyLatentImageLarge:
def __init__(self, device="cpu"):
self.device = device
@classmethod
def INPUT_TYPES(s):
return {"required": { "width": ("INT", {"default": 512, "min": 64, "max": comfy_nodes.MAX_RESOLUTION, "step": 8}),
"height": ("INT", {"default": 512, "min": 64, "max": comfy_nodes.MAX_RESOLUTION, "step": 8}),
"batch_size": ("INT", {"default": 1, "min": 1, "max": 262144})}}
RETURN_TYPES = ("LATENT",)
FUNCTION = "generate"
CATEGORY = "Animate Diff 🎭🅐🅓/extras"
def generate(self, width, height, batch_size=1):
latent = torch.zeros([batch_size, 4, height // 8, width // 8])
return ({"samples":latent}, )
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