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aigc-apps-VideoX-Fun/comfyui/wan2_2_fun/nodes.py
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48 KiB
Python
Executable File

"""Modified from https://github.com/kijai/ComfyUI-EasyAnimateWrapper/blob/main/nodes.py
"""
import copy
import gc
import json
import os
import comfy.model_management as mm
import cv2
import folder_paths
import numpy as np
import torch
from comfy.utils import ProgressBar, load_torch_file
from diffusers import FlowMatchEulerDiscreteScheduler
from einops import rearrange
from omegaconf import OmegaConf
from PIL import Image
from ...videox_fun.data import (ASPECT_RATIO_512, get_closest_ratio,
process_pose_params)
from ...videox_fun.models import (AutoencoderKLWan, AutoencoderKLWan3_8,
AutoTokenizer, CLIPModel,
Wan2_2Transformer3DModel, WanT5EncoderModel)
from ...videox_fun.models.cache_utils import get_teacache_coefficients
from ...videox_fun.pipeline import (Wan2_2FunControlPipeline,
Wan2_2FunInpaintPipeline,
Wan2_2FunPipeline)
from ...videox_fun.ui.controller import all_cheduler_dict
from ...videox_fun.utils.fp8_optimization import (
convert_model_weight_to_float8, convert_weight_dtype_wrapper,
replace_parameters_by_name, undo_convert_weight_dtype_wrapper)
from ...videox_fun.utils.lora_utils import merge_lora, unmerge_lora
from ...videox_fun.utils.utils import (filter_kwargs, get_image_latent,
get_image_to_video_latent,
get_video_to_video_latent,
save_videos_grid)
from ..comfyui_utils import (eas_cache_dir, script_directory,
search_model_in_possible_folders, to_pil)
from ..wan2_1.nodes import get_wan_scheduler
# Used in lora cache
transformer_cpu_cache = {}
transformer_high_cpu_cache = {}
# lora path before
lora_path_before = ""
lora_high_path_before = ""
class LoadWan2_2FunModel:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"model": (
[
'Wan2.2-Fun-A14B-InP',
'Wan2.2-Fun-A14B-Control',
'Wan2.2-Fun-A14B-Control-Camera',
'Wan2.2-Fun-5B-InP',
'Wan2.2-Fun-5B-Control',
'Wan2.2-Fun-5B-Control-Camera',
],
{
"default": 'Wan2.2-Fun-A14B-InP',
}
),
"model_type": (
["Inpaint", "Control"],
{
"default": "Inpaint",
}
),
"GPU_memory_mode":(
["model_full_load", "model_full_load_and_qfloat8","model_cpu_offload", "model_cpu_offload_and_qfloat8", "sequential_cpu_offload"],
{
"default": "model_cpu_offload",
}
),
"config": (
[
"wan2.2/wan_civitai_i2v.yaml",
"wan2.2/wan_civitai_5b.yaml",
],
{
"default": "wan2.2/wan_civitai_i2v.yaml",
}
),
"precision": (
['fp16', 'bf16'],
{
"default": 'fp16'
}
),
},
}
RETURN_TYPES = ("FunModels",)
RETURN_NAMES = ("funmodels",)
FUNCTION = "loadmodel"
CATEGORY = "CogVideoXFUNWrapper"
def loadmodel(self, GPU_memory_mode, model_type, model, precision, config):
# Init weight_dtype and device
device = mm.get_torch_device()
offload_device = mm.unet_offload_device()
weight_dtype = {"bf16": torch.bfloat16, "fp16": torch.float16, "fp32": torch.float32}[precision]
mm.unload_all_models()
mm.cleanup_models_gc()
mm.soft_empty_cache()
# Init processbar
pbar = ProgressBar(5)
# Load config
config_path = f"{script_directory}/config/{config}"
config = OmegaConf.load(config_path)
# Detect model is existing or not
possible_folders = ["CogVideoX_Fun", "Fun_Models", "VideoX_Fun", "Wan-AI"] + \
[os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))), "models/Diffusion_Transformer")] # Possible folder names to check
# Initialize model_name as None
model_name = search_model_in_possible_folders(possible_folders, model)
Chosen_AutoencoderKL = {
"AutoencoderKLWan": AutoencoderKLWan,
"AutoencoderKLWan3_8": AutoencoderKLWan3_8
}[config['vae_kwargs'].get('vae_type', 'AutoencoderKLWan')]
vae = Chosen_AutoencoderKL.from_pretrained(
os.path.join(model_name, config['vae_kwargs'].get('vae_subpath', 'vae')),
additional_kwargs=OmegaConf.to_container(config['vae_kwargs']),
).to(weight_dtype)
# Update pbar
pbar.update(1)
# Load Sampler
print("Load Sampler.")
scheduler = FlowMatchEulerDiscreteScheduler(
**filter_kwargs(FlowMatchEulerDiscreteScheduler, OmegaConf.to_container(config['scheduler_kwargs']))
)
# Update pbar
pbar.update(1)
# Get Transformer
transformer = Wan2_2Transformer3DModel.from_pretrained(
os.path.join(model_name, config['transformer_additional_kwargs'].get('transformer_low_noise_model_subpath', 'transformer')),
transformer_additional_kwargs=OmegaConf.to_container(config['transformer_additional_kwargs']),
low_cpu_mem_usage=True,
torch_dtype=weight_dtype,
)
if config['transformer_additional_kwargs'].get('transformer_combination_type', 'single') == "moe":
transformer_2 = Wan2_2Transformer3DModel.from_pretrained(
os.path.join(model_name, config['transformer_additional_kwargs'].get('transformer_high_noise_model_subpath', 'transformer')),
transformer_additional_kwargs=OmegaConf.to_container(config['transformer_additional_kwargs']),
low_cpu_mem_usage=True,
torch_dtype=weight_dtype,
)
else:
transformer_2 = None
# Update pbar
pbar.update(1)
# Get tokenizer and text_encoder
tokenizer = AutoTokenizer.from_pretrained(
os.path.join(model_name, config['text_encoder_kwargs'].get('tokenizer_subpath', 'tokenizer')),
)
pbar.update(1)
text_encoder = WanT5EncoderModel.from_pretrained(
os.path.join(model_name, config['text_encoder_kwargs'].get('text_encoder_subpath', 'text_encoder')),
additional_kwargs=OmegaConf.to_container(config['text_encoder_kwargs']),
low_cpu_mem_usage=True,
torch_dtype=weight_dtype,
)
pbar.update(1)
# Get pipeline
if model_type == "Inpaint":
if transformer.config.in_channels != vae.config.latent_channels:
pipeline = Wan2_2FunInpaintPipeline(
vae=vae,
tokenizer=tokenizer,
text_encoder=text_encoder,
transformer=transformer,
transformer_2=transformer_2,
scheduler=scheduler,
)
else:
pipeline = Wan2_2FunPipeline(
vae=vae,
tokenizer=tokenizer,
text_encoder=text_encoder,
transformer=transformer,
transformer_2=transformer_2,
scheduler=scheduler,
)
else:
pipeline = Wan2_2FunControlPipeline(
vae=vae,
tokenizer=tokenizer,
text_encoder=text_encoder,
transformer=transformer,
transformer_2=transformer_2,
scheduler=scheduler,
)
pipeline.remove_all_hooks()
undo_convert_weight_dtype_wrapper(transformer)
if GPU_memory_mode == "sequential_cpu_offload":
replace_parameters_by_name(transformer, ["modulation",], device=device)
transformer.freqs = transformer.freqs.to(device=device)
if transformer_2 is not None:
replace_parameters_by_name(transformer_2, ["modulation",], device=device)
transformer_2.freqs = transformer_2.freqs.to(device=device)
pipeline.enable_sequential_cpu_offload(device=device)
elif GPU_memory_mode == "model_cpu_offload_and_qfloat8":
convert_model_weight_to_float8(transformer, exclude_module_name=["modulation",], device=device)
convert_weight_dtype_wrapper(transformer, weight_dtype)
if transformer_2 is not None:
convert_model_weight_to_float8(transformer_2, exclude_module_name=["modulation",], device=device)
convert_weight_dtype_wrapper(transformer_2, weight_dtype)
pipeline.enable_model_cpu_offload(device=device)
elif GPU_memory_mode == "model_cpu_offload":
pipeline.enable_model_cpu_offload(device=device)
elif GPU_memory_mode == "model_full_load_and_qfloat8":
convert_model_weight_to_float8(transformer, exclude_module_name=["modulation",], device=device)
convert_weight_dtype_wrapper(transformer, weight_dtype)
if transformer_2 is not None:
convert_model_weight_to_float8(transformer_2, exclude_module_name=["modulation",], device=device)
convert_weight_dtype_wrapper(transformer_2, weight_dtype)
pipeline.to(device=device)
else:
pipeline.to(device=device)
funmodels = {
'pipeline': pipeline,
'dtype': weight_dtype,
'model_name': model_name,
'model_type': model_type,
'loras': [],
'strength_model': [],
'config': config,
}
return (funmodels,)
class LoadWan2_2FunLora:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"funmodels": ("FunModels",),
"lora_name": (folder_paths.get_filename_list("loras"), {"default": None,}),
"lora_high_name": (folder_paths.get_filename_list("loras"), {"default": None,}),
"strength_model": ("FLOAT", {"default": 1.0, "min": -100.0, "max": 100.0, "step": 0.01}),
"lora_cache":([False, True], {"default": False,}),
}
}
RETURN_TYPES = ("FunModels",)
RETURN_NAMES = ("funmodels",)
FUNCTION = "load_lora"
CATEGORY = "CogVideoXFUNWrapper"
def load_lora(self, funmodels, lora_name, lora_high_name, strength_model, lora_cache):
new_funmodels = dict(funmodels)
if lora_name is not None:
loras = list(new_funmodels.get("loras", [])) + [folder_paths.get_full_path("loras", lora_name)]
loras_high = list(new_funmodels.get("loras_high", [])) + [folder_paths.get_full_path("loras", lora_high_name)]
strength_models = list(new_funmodels.get("strength_model", [])) + [strength_model]
new_funmodels['loras'] = loras
new_funmodels['loras_high'] = loras_high
new_funmodels['strength_model'] = strength_models
new_funmodels['lora_cache'] = lora_cache
return (new_funmodels,)
class Wan2_2FunT2VSampler:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"funmodels": (
"FunModels",
),
"prompt": (
"STRING_PROMPT",
),
"negative_prompt": (
"STRING_PROMPT",
),
"video_length": (
"INT", {"default": 81, "min": 5, "max": 161, "step": 4}
),
"width": (
"INT", {"default": 832, "min": 64, "max": 2048, "step": 16}
),
"height": (
"INT", {"default": 480, "min": 64, "max": 2048, "step": 16}
),
"is_image":(
[
False,
True
],
{
"default": False,
}
),
"seed": (
"INT", {"default": 43, "min": 0, "max": 0xffffffffffffffff}
),
"steps": (
"INT", {"default": 50, "min": 1, "max": 200, "step": 1}
),
"cfg": (
"FLOAT", {"default": 6.0, "min": 1.0, "max": 20.0, "step": 0.01}
),
"scheduler": (
["Flow", "Flow_Unipc", "Flow_DPM++"],
{
"default": 'Flow'
}
),
"shift": (
"INT", {"default": 5, "min": 1, "max": 100, "step": 1}
),
"boundary": (
"FLOAT", {"default": 0.875, "min": 0.00, "max": 1.00, "step": 0.001}
),
"teacache_threshold": (
"FLOAT", {"default": 0.10, "min": 0.00, "max": 1.00, "step": 0.005}
),
"enable_teacache":(
[False, True], {"default": True,}
),
"num_skip_start_steps": (
"INT", {"default": 5, "min": 0, "max": 50, "step": 1}
),
"teacache_offload":(
[False, True], {"default": True,}
),
"cfg_skip_ratio":(
"FLOAT", {"default": 0, "min": 0, "max": 1, "step": 0.01}
),
},
"optional": {
"riflex_k": ("RIFLEXT_ARGS",),
},
}
RETURN_TYPES = ("IMAGE",)
RETURN_NAMES =("images",)
FUNCTION = "process"
CATEGORY = "CogVideoXFUNWrapper"
def process(self, funmodels, prompt, negative_prompt, video_length, width, height, is_image, seed, steps, cfg, scheduler, shift, boundary, teacache_threshold, enable_teacache, num_skip_start_steps, teacache_offload, cfg_skip_ratio, riflex_k=0):
global transformer_cpu_cache
global transformer_high_cpu_cache
global lora_path_before
global lora_high_path_before
device = mm.get_torch_device()
offload_device = mm.unet_offload_device()
mm.soft_empty_cache()
gc.collect()
# Get Pipeline
pipeline = funmodels['pipeline']
model_name = funmodels['model_name']
weight_dtype = funmodels['dtype']
# Load Sampler
pipeline.scheduler = get_wan_scheduler(scheduler, shift)
coefficients = get_teacache_coefficients(model_name) if enable_teacache else None
if coefficients is not None:
print(f"Enable TeaCache with threshold {teacache_threshold} and skip the first {num_skip_start_steps} steps.")
pipeline.transformer.enable_teacache(
coefficients, steps, teacache_threshold, num_skip_start_steps=num_skip_start_steps, offload=teacache_offload
)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.share_teacache(transformer=pipeline.transformer)
else:
pipeline.transformer.disable_teacache()
if pipeline.transformer_2 is not None:
pipeline.transformer_2.disable_teacache()
if cfg_skip_ratio is not None:
print(f"Enable cfg_skip_ratio {cfg_skip_ratio}.")
pipeline.transformer.enable_cfg_skip(cfg_skip_ratio, steps)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.share_cfg_skip(transformer=pipeline.transformer)
generator= torch.Generator(device).manual_seed(seed)
video_length = 1 if is_image else video_length
with torch.no_grad():
video_length = int((video_length - 1) // pipeline.vae.config.temporal_compression_ratio * pipeline.vae.config.temporal_compression_ratio) + 1 if video_length != 1 else 1
if riflex_k > 0:
latent_frames = (video_length - 1) // pipeline.vae.config.temporal_compression_ratio + 1
pipeline.transformer.enable_riflex(k = riflex_k, L_test = latent_frames)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.enable_riflex(k = riflex_k, L_test = latent_frames)
input_video, input_video_mask, clip_image = get_image_to_video_latent(None, None, video_length=video_length, sample_size=(height, width))
# Apply lora
if funmodels.get("lora_cache", False):
if len(funmodels.get("loras", [])) != 0:
# Save the original weights to cpu
if len(transformer_cpu_cache) == 0:
print('Save transformer state_dict to cpu memory')
transformer_state_dict = pipeline.transformer.state_dict()
for key in transformer_state_dict:
transformer_cpu_cache[key] = transformer_state_dict[key].clone().cpu()
lora_path_now = str(funmodels.get("loras", []) + funmodels.get("strength_model", []))
if lora_path_now != lora_path_before:
print('Merge Lora with Cache')
lora_path_before = copy.deepcopy(lora_path_now)
pipeline.transformer.load_state_dict(transformer_cpu_cache)
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
if pipeline.transformer_2 is not None:
# Save the original weights to cpu
if len(transformer_high_cpu_cache) == 0:
print('Save transformer high state_dict to cpu memory')
transformer_high_state_dict = pipeline.transformer_2.state_dict()
for key in transformer_high_state_dict:
transformer_high_cpu_cache[key] = transformer_high_state_dict[key].clone().cpu()
lora_high_path_now = str(funmodels.get("loras_high", []) + funmodels.get("strength_model", []))
if lora_high_path_now != lora_high_path_before:
print('Merge Lora High with Cache')
lora_high_path_before = copy.deepcopy(lora_high_path_now)
pipeline.transformer_2.load_state_dict(transformer_cpu_cache)
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
else:
print('Merge Lora')
# Clear lora when switch from lora_cache=True to lora_cache=False.
if len(transformer_cpu_cache) != 0:
pipeline.transformer.load_state_dict(transformer_cpu_cache)
transformer_cpu_cache = {}
lora_path_before = ""
gc.collect()
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
# Clear lora when switch from lora_cache=True to lora_cache=False.
if pipeline.transformer_2 is not None:
if len(transformer_high_cpu_cache) != 0:
pipeline.transformer_2.load_state_dict(transformer_high_cpu_cache)
transformer_high_cpu_cache = {}
lora_high_path_before = ""
gc.collect()
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
sample = pipeline(
prompt,
num_frames = video_length,
negative_prompt = negative_prompt,
height = height,
width = width,
generator = generator,
guidance_scale = cfg,
num_inference_steps = steps,
video = input_video,
mask_video = input_video_mask,
boundary = boundary,
comfyui_progressbar = True,
).videos
videos = rearrange(sample, "b c t h w -> (b t) h w c")
if not funmodels.get("lora_cache", False):
print('Unmerge Lora')
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = unmerge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
if pipeline.transformer_2 is not None:
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = unmerge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
return (videos,)
class Wan2_2FunInpaintSampler:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"funmodels": (
"FunModels",
),
"prompt": (
"STRING_PROMPT",
),
"negative_prompt": (
"STRING_PROMPT",
),
"video_length": (
"INT", {"default": 81, "min": 5, "max": 161, "step": 4}
),
"base_resolution": (
[
512,
640,
768,
896,
960,
1024,
], {"default": 640}
),
"seed": (
"INT", {"default": 43, "min": 0, "max": 0xffffffffffffffff}
),
"steps": (
"INT", {"default": 50, "min": 1, "max": 200, "step": 1}
),
"cfg": (
"FLOAT", {"default": 6.0, "min": 1.0, "max": 20.0, "step": 0.01}
),
"scheduler": (
["Flow", "Flow_Unipc", "Flow_DPM++"],
{
"default": 'Flow'
}
),
"shift": (
"INT", {"default": 5, "min": 1, "max": 100, "step": 1}
),
"boundary": (
"FLOAT", {"default": 0.900, "min": 0.00, "max": 1.00, "step": 0.001}
),
"teacache_threshold": (
"FLOAT", {"default": 0.10, "min": 0.00, "max": 1.00, "step": 0.005}
),
"enable_teacache":(
[False, True], {"default": True,}
),
"num_skip_start_steps": (
"INT", {"default": 5, "min": 0, "max": 50, "step": 1}
),
"teacache_offload":(
[False, True], {"default": True,}
),
"cfg_skip_ratio":(
"FLOAT", {"default": 0, "min": 0, "max": 1, "step": 0.01}
),
},
"optional": {
"start_img": ("IMAGE",),
"end_img": ("IMAGE",),
"riflex_k": ("RIFLEXT_ARGS",),
},
}
RETURN_TYPES = ("IMAGE",)
RETURN_NAMES =("images",)
FUNCTION = "process"
CATEGORY = "CogVideoXFUNWrapper"
def process(self, funmodels, prompt, negative_prompt, video_length, base_resolution, seed, steps, cfg, scheduler, shift, boundary, teacache_threshold, enable_teacache, num_skip_start_steps, teacache_offload, cfg_skip_ratio, start_img=None, end_img=None, riflex_k=0):
global transformer_cpu_cache
global transformer_high_cpu_cache
global lora_path_before
global lora_high_path_before
device = mm.get_torch_device()
offload_device = mm.unet_offload_device()
mm.soft_empty_cache()
gc.collect()
# Get Pipeline
pipeline = funmodels['pipeline']
model_name = funmodels['model_name']
weight_dtype = funmodels['dtype']
start_img = [to_pil(_start_img) for _start_img in start_img] if start_img is not None else None
end_img = [to_pil(_end_img) for _end_img in end_img] if end_img is not None else None
# Count most suitable height and width
aspect_ratio_sample_size = {key : [x / 512 * base_resolution for x in ASPECT_RATIO_512[key]] for key in ASPECT_RATIO_512.keys()}
original_width, original_height = start_img[0].size if type(start_img) is list else Image.open(start_img).size
closest_size, closest_ratio = get_closest_ratio(original_height, original_width, ratios=aspect_ratio_sample_size)
height, width = [int(x / 16) * 16 for x in closest_size]
# Load Sampler
pipeline.scheduler = get_wan_scheduler(scheduler, shift)
coefficients = get_teacache_coefficients(model_name) if enable_teacache else None
if coefficients is not None:
print(f"Enable TeaCache with threshold {teacache_threshold} and skip the first {num_skip_start_steps} steps.")
pipeline.transformer.enable_teacache(
coefficients, steps, teacache_threshold, num_skip_start_steps=num_skip_start_steps, offload=teacache_offload
)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.share_teacache(transformer=pipeline.transformer)
else:
pipeline.transformer.disable_teacache()
if pipeline.transformer_2 is not None:
pipeline.transformer_2.disable_teacache()
if cfg_skip_ratio is not None:
print(f"Enable cfg_skip_ratio {cfg_skip_ratio}.")
pipeline.transformer.enable_cfg_skip(cfg_skip_ratio, steps)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.share_cfg_skip(transformer=pipeline.transformer)
generator= torch.Generator(device).manual_seed(seed)
with torch.no_grad():
video_length = int((video_length - 1) // pipeline.vae.config.temporal_compression_ratio * pipeline.vae.config.temporal_compression_ratio) + 1 if video_length != 1 else 1
if riflex_k > 0:
latent_frames = (video_length - 1) // pipeline.vae.config.temporal_compression_ratio + 1
pipeline.transformer.enable_riflex(k = riflex_k, L_test = latent_frames)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.enable_riflex(k = riflex_k, L_test = latent_frames)
input_video, input_video_mask, clip_image = get_image_to_video_latent(start_img, end_img, video_length=video_length, sample_size=(height, width))
# Apply lora
if funmodels.get("lora_cache", False):
if len(funmodels.get("loras", [])) != 0:
# Save the original weights to cpu
if len(transformer_cpu_cache) == 0:
print('Save transformer state_dict to cpu memory')
transformer_state_dict = pipeline.transformer.state_dict()
for key in transformer_state_dict:
transformer_cpu_cache[key] = transformer_state_dict[key].clone().cpu()
lora_path_now = str(funmodels.get("loras", []) + funmodels.get("strength_model", []))
if lora_path_now != lora_path_before:
print('Merge Lora with Cache')
lora_path_before = copy.deepcopy(lora_path_now)
pipeline.transformer.load_state_dict(transformer_cpu_cache)
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
if pipeline.transformer_2 is not None:
# Save the original weights to cpu
if len(transformer_high_cpu_cache) == 0:
print('Save transformer high state_dict to cpu memory')
transformer_high_state_dict = pipeline.transformer_2.state_dict()
for key in transformer_high_state_dict:
transformer_high_cpu_cache[key] = transformer_high_state_dict[key].clone().cpu()
lora_high_path_now = str(funmodels.get("loras_high", []) + funmodels.get("strength_model", []))
if lora_high_path_now != lora_high_path_before:
print('Merge Lora High with Cache')
lora_high_path_before = copy.deepcopy(lora_high_path_now)
pipeline.transformer_2.load_state_dict(transformer_cpu_cache)
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
else:
print('Merge Lora')
# Clear lora when switch from lora_cache=True to lora_cache=False.
if len(transformer_cpu_cache) != 0:
pipeline.transformer.load_state_dict(transformer_cpu_cache)
transformer_cpu_cache = {}
lora_path_before = ""
gc.collect()
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
# Clear lora when switch from lora_cache=True to lora_cache=False.
if pipeline.transformer_2 is not None:
if len(transformer_high_cpu_cache) != 0:
pipeline.transformer_2.load_state_dict(transformer_high_cpu_cache)
transformer_high_cpu_cache = {}
lora_high_path_before = ""
gc.collect()
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
sample = pipeline(
prompt,
num_frames = video_length,
negative_prompt = negative_prompt,
height = height,
width = width,
generator = generator,
guidance_scale = cfg,
num_inference_steps = steps,
video = input_video,
mask_video = input_video_mask,
boundary = boundary,
comfyui_progressbar = True,
).videos
videos = rearrange(sample, "b c t h w -> (b t) h w c")
if not funmodels.get("lora_cache", False):
print('Unmerge Lora')
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = unmerge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
if pipeline.transformer_2 is not None:
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = unmerge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
return (videos,)
class Wan2_2FunV2VSampler:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"funmodels": (
"FunModels",
),
"prompt": (
"STRING_PROMPT",
),
"negative_prompt": (
"STRING_PROMPT",
),
"video_length": (
"INT", {"default": 81, "min": 1, "max": 161, "step": 4}
),
"base_resolution": (
[
512,
640,
768,
896,
960,
1024,
], {"default": 640}
),
"seed": (
"INT", {"default": 43, "min": 0, "max": 0xffffffffffffffff}
),
"steps": (
"INT", {"default": 50, "min": 1, "max": 200, "step": 1}
),
"cfg": (
"FLOAT", {"default": 6.0, "min": 1.0, "max": 20.0, "step": 0.01}
),
"denoise_strength": (
"FLOAT", {"default": 1.00, "min": 0.05, "max": 1.00, "step": 0.01}
),
"scheduler": (
["Flow", "Flow_Unipc", "Flow_DPM++"],
{
"default": 'Flow'
}
),
"shift": (
"INT", {"default": 5, "min": 1, "max": 100, "step": 1}
),
"boundary": (
"FLOAT", {"default": 0.900, "min": 0.00, "max": 1.00, "step": 0.001}
),
"teacache_threshold": (
"FLOAT", {"default": 0.10, "min": 0.00, "max": 1.00, "step": 0.005}
),
"enable_teacache":(
[False, True], {"default": True,}
),
"num_skip_start_steps": (
"INT", {"default": 5, "min": 0, "max": 50, "step": 1}
),
"teacache_offload":(
[False, True], {"default": True,}
),
"cfg_skip_ratio":(
"FLOAT", {"default": 0, "min": 0, "max": 1, "step": 0.01}
),
},
"optional": {
"validation_video": ("IMAGE",),
"control_video": ("IMAGE",),
"start_image": ("IMAGE",),
"end_image": ("IMAGE",),
"ref_image": ("IMAGE",),
"camera_conditions": ("STRING", {"forceInput": True}),
"riflex_k": ("RIFLEXT_ARGS",),
},
}
RETURN_TYPES = ("IMAGE",)
RETURN_NAMES =("images",)
FUNCTION = "process"
CATEGORY = "CogVideoXFUNWrapper"
def process(self, funmodels, prompt, negative_prompt, video_length, base_resolution, seed, steps, cfg, denoise_strength, scheduler, shift, boundary, teacache_threshold, enable_teacache, num_skip_start_steps, teacache_offload, cfg_skip_ratio, validation_video=None, control_video=None, start_image=None, end_image=None, ref_image=None, camera_conditions=None, riflex_k=0):
global transformer_cpu_cache
global transformer_high_cpu_cache
global lora_path_before
global lora_high_path_before
device = mm.get_torch_device()
offload_device = mm.unet_offload_device()
mm.soft_empty_cache()
gc.collect()
# Get Pipeline
pipeline = funmodels['pipeline']
model_name = funmodels['model_name']
weight_dtype = funmodels['dtype']
model_type = funmodels['model_type']
# Count most suitable height and width
aspect_ratio_sample_size = {key : [x / 512 * base_resolution for x in ASPECT_RATIO_512[key]] for key in ASPECT_RATIO_512.keys()}
if model_type == "Inpaint":
if type(validation_video) is str:
original_width, original_height = Image.fromarray(cv2.VideoCapture(validation_video).read()[1]).size
else:
validation_video = np.array(validation_video.cpu().numpy() * 255, np.uint8)
original_width, original_height = Image.fromarray(validation_video[0]).size
else:
if control_video is not None and type(control_video) is str:
original_width, original_height = Image.fromarray(cv2.VideoCapture(control_video).read()[1]).size
elif control_video is not None:
control_video = np.array(control_video.cpu().numpy() * 255, np.uint8)
original_width, original_height = Image.fromarray(control_video[0]).size
else:
original_width, original_height = 384 / 512 * base_resolution, 672 / 512 * base_resolution
if ref_image is not None:
ref_image = [to_pil(_ref_image) for _ref_image in ref_image]
original_width, original_height = ref_image[0].size if type(ref_image) is list else Image.open(ref_image).size
if start_image is not None:
start_image = [to_pil(_start_image) for _start_image in start_image]
original_width, original_height = start_image[0].size if type(start_image) is list else Image.open(start_image).size
if end_image is not None:
end_image = [to_pil(_end_image) for _end_image in end_image]
closest_size, closest_ratio = get_closest_ratio(original_height, original_width, ratios=aspect_ratio_sample_size)
height, width = [int(x / 16) * 16 for x in closest_size]
# Load Sampler
pipeline.scheduler = get_wan_scheduler(scheduler, shift)
coefficients = get_teacache_coefficients(model_name) if enable_teacache else None
if coefficients is not None:
print(f"Enable TeaCache with threshold {teacache_threshold} and skip the first {num_skip_start_steps} steps.")
pipeline.transformer.enable_teacache(
coefficients, steps, teacache_threshold, num_skip_start_steps=num_skip_start_steps, offload=teacache_offload
)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.share_teacache(transformer=pipeline.transformer)
else:
pipeline.transformer.disable_teacache()
if pipeline.transformer_2 is not None:
pipeline.transformer_2.disable_teacache()
if cfg_skip_ratio is not None:
print(f"Enable cfg_skip_ratio {cfg_skip_ratio}.")
pipeline.transformer.enable_cfg_skip(cfg_skip_ratio, steps)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.share_cfg_skip(transformer=pipeline.transformer)
generator= torch.Generator(device).manual_seed(seed)
with torch.no_grad():
video_length = int((video_length - 1) // pipeline.vae.config.temporal_compression_ratio * pipeline.vae.config.temporal_compression_ratio) + 1 if video_length != 1 else 1
if riflex_k > 0:
latent_frames = (video_length - 1) // pipeline.vae.config.temporal_compression_ratio + 1
pipeline.transformer.enable_riflex(k = riflex_k, L_test = latent_frames)
if pipeline.transformer_2 is not None:
pipeline.transformer_2.enable_riflex(k = riflex_k, L_test = latent_frames)
if model_type == "Inpaint":
input_video, input_video_mask, ref_image, clip_image = get_video_to_video_latent(validation_video, video_length=video_length, sample_size=(height, width), fps=16, ref_image=ref_image[0] if ref_image is not None else ref_image)
else:
if ref_image is not None:
clip_image = ref_image[0].convert("RGB")
elif start_image is not None:
clip_image = start_image[0].convert("RGB")
else:
clip_image = None
inpaint_video, inpaint_video_mask, clip_image = get_image_to_video_latent(start_image, end_image, video_length=video_length, sample_size=(height, width))
if ref_image is not None:
ref_image = get_image_latent(ref_image[0] if ref_image is not None else ref_image, sample_size=(height, width))
if camera_conditions is not None and len(camera_conditions) > 0:
poses = json.loads(camera_conditions)
cam_params = np.array([[float(x) for x in pose] for pose in poses])
cam_params = np.concatenate([np.zeros_like(cam_params[:, :1]), cam_params], 1)
control_camera_video = process_pose_params(cam_params, width=width, height=height)
control_camera_video = control_camera_video[:video_length].permute([3, 0, 1, 2]).unsqueeze(0)
input_video, input_video_mask = None, None
else:
control_camera_video = None
input_video, input_video_mask, _, _ = get_video_to_video_latent(control_video, video_length=video_length, sample_size=(height, width), fps=16, ref_image=None)
# Apply lora
if funmodels.get("lora_cache", False):
if len(funmodels.get("loras", [])) != 0:
# Save the original weights to cpu
if len(transformer_cpu_cache) == 0:
print('Save transformer state_dict to cpu memory')
transformer_state_dict = pipeline.transformer.state_dict()
for key in transformer_state_dict:
transformer_cpu_cache[key] = transformer_state_dict[key].clone().cpu()
lora_path_now = str(funmodels.get("loras", []) + funmodels.get("strength_model", []))
if lora_path_now != lora_path_before:
print('Merge Lora with Cache')
lora_path_before = copy.deepcopy(lora_path_now)
pipeline.transformer.load_state_dict(transformer_cpu_cache)
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
if pipeline.transformer_2 is not None:
# Save the original weights to cpu
if len(transformer_high_cpu_cache) == 0:
print('Save transformer high state_dict to cpu memory')
transformer_high_state_dict = pipeline.transformer_2.state_dict()
for key in transformer_high_state_dict:
transformer_high_cpu_cache[key] = transformer_high_state_dict[key].clone().cpu()
lora_high_path_now = str(funmodels.get("loras_high", []) + funmodels.get("strength_model", []))
if lora_high_path_now != lora_high_path_before:
print('Merge Lora High with Cache')
lora_high_path_before = copy.deepcopy(lora_high_path_now)
pipeline.transformer_2.load_state_dict(transformer_cpu_cache)
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
else:
print('Merge Lora')
# Clear lora when switch from lora_cache=True to lora_cache=False.
if len(transformer_cpu_cache) != 0:
pipeline.transformer.load_state_dict(transformer_cpu_cache)
transformer_cpu_cache = {}
lora_path_before = ""
gc.collect()
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
# Clear lora when switch from lora_cache=True to lora_cache=False.
if pipeline.transformer_2 is not None:
if len(transformer_high_cpu_cache) != 0:
pipeline.transformer_2.load_state_dict(transformer_high_cpu_cache)
transformer_high_cpu_cache = {}
lora_high_path_before = ""
gc.collect()
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = merge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
if model_type == "Inpaint":
sample = pipeline(
prompt,
num_frames = video_length,
negative_prompt = negative_prompt,
height = height,
width = width,
generator = generator,
guidance_scale = cfg,
num_inference_steps = steps,
video = input_video,
mask_video = input_video_mask,
clip_image = clip_image,
strength = float(denoise_strength),
comfyui_progressbar = True,
).videos
else:
sample = pipeline(
prompt,
num_frames = video_length,
negative_prompt = negative_prompt,
height = height,
width = width,
generator = generator,
guidance_scale = cfg,
num_inference_steps = steps,
video = inpaint_video,
mask_video = inpaint_video_mask,
control_video = input_video,
control_camera_video = control_camera_video,
ref_image = ref_image,
boundary = boundary,
comfyui_progressbar = True,
).videos
videos = rearrange(sample, "b c t h w -> (b t) h w c")
if not funmodels.get("lora_cache", False):
print('Unmerge Lora')
for _lora_path, _lora_weight in zip(funmodels.get("loras", []), funmodels.get("strength_model", [])):
pipeline = unmerge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype)
if pipeline.transformer_2 is not None:
for _lora_path, _lora_weight in zip(funmodels.get("loras_high", []), funmodels.get("strength_model", [])):
pipeline = unmerge_lora(pipeline, _lora_path, _lora_weight, device=device, dtype=weight_dtype, sub_transformer_name="transformer_2")
return (videos,)