Merge branch 'comfyanonymous:master' into connect-primitives-to-reroutes

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ssitu 2023-06-27 15:22:09 -04:00 committed by GitHub
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31 changed files with 554 additions and 348 deletions

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@ -11,7 +11,7 @@ This ui will let you design and execute advanced stable diffusion pipelines usin
## Features
- Nodes/graph/flowchart interface to experiment and create complex Stable Diffusion workflows without needing to code anything.
- Fully supports SD1.x and SD2.x
- Fully supports SD1.x, SD2.x and SDXL
- Asynchronous Queue system
- Many optimizations: Only re-executes the parts of the workflow that changes between executions.
- Command line option: ```--lowvram``` to make it work on GPUs with less than 3GB vram (enabled automatically on GPUs with low vram)
@ -154,11 +154,13 @@ And then you can use that terminal to run ComfyUI without installing any depende
```python main.py```
### For AMD 6700, 6600 and maybe others
### For AMD cards not officially supported by ROCm
Try running it with this command if you have issues:
```HSA_OVERRIDE_GFX_VERSION=10.3.0 python main.py```
For 6700, 6600 and maybe other RDNA2 or older: ```HSA_OVERRIDE_GFX_VERSION=10.3.0 python main.py```
For AMD 7600 and maybe other RDNA3 cards: ```HSA_OVERRIDE_GFX_VERSION=11.0.0 python main.py```
# Notes
@ -191,7 +193,7 @@ You can set this command line setting to disable the upcasting to fp32 in some c
Use ```--preview-method auto``` to enable previews.
The default installation includes a fast latent preview method that's low-resolution. To enable higher-quality previews with [TAESD](https://github.com/madebyollin/taesd), download the [taesd_encoder.pth](https://github.com/madebyollin/taesd/raw/main/taesd_encoder.pth) and [taesd_decoder.pth](https://github.com/madebyollin/taesd/raw/main/taesd_decoder.pth) models and place them in the `models/vae_approx` folder. Once they're installed, restart ComfyUI to enable high-quality previews.
The default installation includes a fast latent preview method that's low-resolution. To enable higher-quality previews with [TAESD](https://github.com/madebyollin/taesd), download the [taesd_decoder.pth](https://github.com/madebyollin/taesd/raw/main/taesd_decoder.pth) (for SD1.x and SD2.x) and [taesdxl_decoder.pth](https://github.com/madebyollin/taesd/raw/main/taesdxl_decoder.pth) (for SDXL) models and place them in the `models/vae_approx` folder. Once they're installed, restart ComfyUI to enable high-quality previews.
## Support and dev channel

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@ -53,7 +53,8 @@ class LatentPreviewMethod(enum.Enum):
parser.add_argument("--preview-method", type=LatentPreviewMethod, default=LatentPreviewMethod.NoPreviews, help="Default preview method for sampler nodes.", action=EnumAction)
attn_group = parser.add_mutually_exclusive_group()
attn_group.add_argument("--use-split-cross-attention", action="store_true", help="Use the split cross attention optimization instead of the sub-quadratic one. Ignored when xformers is used.")
attn_group.add_argument("--use-split-cross-attention", action="store_true", help="Use the split cross attention optimization. Ignored when xformers is used.")
attn_group.add_argument("--use-quad-cross-attention", action="store_true", help="Use the sub-quadratic cross attention optimization . Ignored when xformers is used.")
attn_group.add_argument("--use-pytorch-cross-attention", action="store_true", help="Use the new pytorch 2.0 cross attention function.")
parser.add_argument("--disable-xformers", action="store_true", help="Disable xformers.")

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@ -52,8 +52,9 @@ def convert_to_transformers(sd, prefix):
sd = transformers_convert(sd, prefix, "vision_model.", 32)
return sd
def load_clipvision_from_sd(sd, prefix):
sd = convert_to_transformers(sd, prefix)
def load_clipvision_from_sd(sd, prefix="", convert_keys=False):
if convert_keys:
sd = convert_to_transformers(sd, prefix)
if "vision_model.encoder.layers.30.layer_norm1.weight" in sd:
json_config = os.path.join(os.path.dirname(os.path.realpath(__file__)), "clip_vision_config_h.json")
else:

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@ -202,11 +202,13 @@ textenc_pattern = re.compile("|".join(protected.keys()))
code2idx = {"q": 0, "k": 1, "v": 2}
def convert_text_enc_state_dict_v20(text_enc_dict):
def convert_text_enc_state_dict_v20(text_enc_dict, prefix=""):
new_state_dict = {}
capture_qkv_weight = {}
capture_qkv_bias = {}
for k, v in text_enc_dict.items():
if not k.startswith(prefix):
continue
if (
k.endswith(".self_attn.q_proj.weight")
or k.endswith(".self_attn.k_proj.weight")

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@ -77,7 +77,7 @@ class BatchedBrownianTree:
except TypeError:
seed = [seed]
self.batched = False
self.trees = [torchsde.BrownianTree(t0, w0, t1, entropy=s, **kwargs) for s in seed]
self.trees = [torchsde.BrownianTree(t0.cpu(), w0.cpu(), t1.cpu(), entropy=s, **kwargs) for s in seed]
@staticmethod
def sort(a, b):
@ -85,7 +85,7 @@ class BatchedBrownianTree:
def __call__(self, t0, t1):
t0, t1, sign = self.sort(t0, t1)
w = torch.stack([tree(t0, t1) for tree in self.trees]) * (self.sign * sign)
w = torch.stack([tree(t0.cpu().float(), t1.cpu().float()).to(t0.dtype).to(t0.device) for tree in self.trees]) * (self.sign * sign)
return w if self.batched else w[0]
@ -543,7 +543,8 @@ def sample_dpmpp_2s_ancestral(model, x, sigmas, extra_args=None, callback=None,
def sample_dpmpp_sde(model, x, sigmas, extra_args=None, callback=None, disable=None, eta=1., s_noise=1., noise_sampler=None, r=1 / 2):
"""DPM-Solver++ (stochastic)."""
sigma_min, sigma_max = sigmas[sigmas > 0].min(), sigmas.max()
noise_sampler = BrownianTreeNoiseSampler(x, sigma_min, sigma_max) if noise_sampler is None else noise_sampler
seed = extra_args.get("seed", None)
noise_sampler = BrownianTreeNoiseSampler(x, sigma_min, sigma_max, seed=seed) if noise_sampler is None else noise_sampler
extra_args = {} if extra_args is None else extra_args
s_in = x.new_ones([x.shape[0]])
sigma_fn = lambda t: t.neg().exp()
@ -613,8 +614,9 @@ def sample_dpmpp_2m_sde(model, x, sigmas, extra_args=None, callback=None, disabl
if solver_type not in {'heun', 'midpoint'}:
raise ValueError('solver_type must be \'heun\' or \'midpoint\'')
seed = extra_args.get("seed", None)
sigma_min, sigma_max = sigmas[sigmas > 0].min(), sigmas.max()
noise_sampler = BrownianTreeNoiseSampler(x, sigma_min, sigma_max) if noise_sampler is None else noise_sampler
noise_sampler = BrownianTreeNoiseSampler(x, sigma_min, sigma_max, seed=seed) if noise_sampler is None else noise_sampler
extra_args = {} if extra_args is None else extra_args
s_in = x.new_ones([x.shape[0]])

31
comfy/latent_formats.py Normal file
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@ -0,0 +1,31 @@
class LatentFormat:
def process_in(self, latent):
return latent * self.scale_factor
def process_out(self, latent):
return latent / self.scale_factor
class SD15(LatentFormat):
def __init__(self, scale_factor=0.18215):
self.scale_factor = scale_factor
self.latent_rgb_factors = [
# R G B
[0.298, 0.207, 0.208], # L1
[0.187, 0.286, 0.173], # L2
[-0.158, 0.189, 0.264], # L3
[-0.184, -0.271, -0.473], # L4
]
self.taesd_decoder_name = "taesd_decoder.pth"
class SDXL(LatentFormat):
def __init__(self):
self.scale_factor = 0.13025
self.latent_rgb_factors = [ #TODO: these are the factors for SD1.5, need to estimate new ones for SDXL
# R G B
[0.298, 0.207, 0.208], # L1
[0.187, 0.286, 0.173], # L2
[-0.158, 0.189, 0.264], # L3
[-0.184, -0.271, -0.473], # L4
]
self.taesd_decoder_name = "taesdxl_decoder.pth"

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@ -180,6 +180,12 @@ class DDIMSampler(object):
)
return samples, intermediates
def q_sample(self, x_start, t, noise=None):
if noise is None:
noise = torch.randn_like(x_start)
return (extract_into_tensor(self.sqrt_alphas_cumprod, t, x_start.shape) * x_start +
extract_into_tensor(self.sqrt_one_minus_alphas_cumprod, t, x_start.shape) * noise)
@torch.no_grad()
def ddim_sampling(self, cond, shape,
x_T=None, ddim_use_original_steps=False,
@ -214,7 +220,7 @@ class DDIMSampler(object):
if mask is not None:
assert x0 is not None
img_orig = self.model.q_sample(x0, ts) # TODO: deterministic forward pass?
img_orig = self.q_sample(x0, ts) # TODO: deterministic forward pass?
img = img_orig * mask + (1. - mask) * img
if ucg_schedule is not None:

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@ -12,8 +12,6 @@ from .sub_quadratic_attention import efficient_dot_product_attention
from comfy import model_management
import comfy.ops
from . import tomesd
if model_management.xformers_enabled():
import xformers
import xformers.ops
@ -519,23 +517,39 @@ class BasicTransformerBlock(nn.Module):
self.norm2 = nn.LayerNorm(dim, dtype=dtype)
self.norm3 = nn.LayerNorm(dim, dtype=dtype)
self.checkpoint = checkpoint
self.n_heads = n_heads
self.d_head = d_head
def forward(self, x, context=None, transformer_options={}):
return checkpoint(self._forward, (x, context, transformer_options), self.parameters(), self.checkpoint)
def _forward(self, x, context=None, transformer_options={}):
extra_options = {}
block = None
block_index = 0
if "current_index" in transformer_options:
extra_options["transformer_index"] = transformer_options["current_index"]
if "block_index" in transformer_options:
extra_options["block_index"] = transformer_options["block_index"]
block_index = transformer_options["block_index"]
extra_options["block_index"] = block_index
if "original_shape" in transformer_options:
extra_options["original_shape"] = transformer_options["original_shape"]
if "block" in transformer_options:
block = transformer_options["block"]
extra_options["block"] = block
if "patches" in transformer_options:
transformer_patches = transformer_options["patches"]
else:
transformer_patches = {}
extra_options["n_heads"] = self.n_heads
extra_options["dim_head"] = self.d_head
if "patches_replace" in transformer_options:
transformer_patches_replace = transformer_options["patches_replace"]
else:
transformer_patches_replace = {}
n = self.norm1(x)
if self.disable_self_attn:
context_attn1 = context
@ -551,12 +565,32 @@ class BasicTransformerBlock(nn.Module):
for p in patch:
n, context_attn1, value_attn1 = p(n, context_attn1, value_attn1, extra_options)
if "tomesd" in transformer_options:
m, u = tomesd.get_functions(x, transformer_options["tomesd"]["ratio"], transformer_options["original_shape"])
n = u(self.attn1(m(n), context=context_attn1, value=value_attn1))
if block is not None:
transformer_block = (block[0], block[1], block_index)
else:
transformer_block = None
attn1_replace_patch = transformer_patches_replace.get("attn1", {})
block_attn1 = transformer_block
if block_attn1 not in attn1_replace_patch:
block_attn1 = block
if block_attn1 in attn1_replace_patch:
if context_attn1 is None:
context_attn1 = n
value_attn1 = n
n = self.attn1.to_q(n)
context_attn1 = self.attn1.to_k(context_attn1)
value_attn1 = self.attn1.to_v(value_attn1)
n = attn1_replace_patch[block_attn1](n, context_attn1, value_attn1, extra_options)
n = self.attn1.to_out(n)
else:
n = self.attn1(n, context=context_attn1, value=value_attn1)
if "attn1_output_patch" in transformer_patches:
patch = transformer_patches["attn1_output_patch"]
for p in patch:
n = p(n, extra_options)
x += n
if "middle_patch" in transformer_patches:
patch = transformer_patches["middle_patch"]
@ -573,7 +607,21 @@ class BasicTransformerBlock(nn.Module):
for p in patch:
n, context_attn2, value_attn2 = p(n, context_attn2, value_attn2, extra_options)
n = self.attn2(n, context=context_attn2, value=value_attn2)
attn2_replace_patch = transformer_patches_replace.get("attn2", {})
block_attn2 = transformer_block
if block_attn2 not in attn2_replace_patch:
block_attn2 = block
if block_attn2 in attn2_replace_patch:
if value_attn2 is None:
value_attn2 = context_attn2
n = self.attn2.to_q(n)
context_attn2 = self.attn2.to_k(context_attn2)
value_attn2 = self.attn2.to_v(value_attn2)
n = attn2_replace_patch[block_attn2](n, context_attn2, value_attn2, extra_options)
n = self.attn2.to_out(n)
else:
n = self.attn2(n, context=context_attn2, value=value_attn2)
if "attn2_output_patch" in transformer_patches:
patch = transformer_patches["attn2_output_patch"]

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@ -735,203 +735,3 @@ class Decoder(nn.Module):
if self.tanh_out:
h = torch.tanh(h)
return h
class SimpleDecoder(nn.Module):
def __init__(self, in_channels, out_channels, *args, **kwargs):
super().__init__()
self.model = nn.ModuleList([nn.Conv2d(in_channels, in_channels, 1),
ResnetBlock(in_channels=in_channels,
out_channels=2 * in_channels,
temb_channels=0, dropout=0.0),
ResnetBlock(in_channels=2 * in_channels,
out_channels=4 * in_channels,
temb_channels=0, dropout=0.0),
ResnetBlock(in_channels=4 * in_channels,
out_channels=2 * in_channels,
temb_channels=0, dropout=0.0),
nn.Conv2d(2*in_channels, in_channels, 1),
Upsample(in_channels, with_conv=True)])
# end
self.norm_out = Normalize(in_channels)
self.conv_out = torch.nn.Conv2d(in_channels,
out_channels,
kernel_size=3,
stride=1,
padding=1)
def forward(self, x):
for i, layer in enumerate(self.model):
if i in [1,2,3]:
x = layer(x, None)
else:
x = layer(x)
h = self.norm_out(x)
h = nonlinearity(h)
x = self.conv_out(h)
return x
class UpsampleDecoder(nn.Module):
def __init__(self, in_channels, out_channels, ch, num_res_blocks, resolution,
ch_mult=(2,2), dropout=0.0):
super().__init__()
# upsampling
self.temb_ch = 0
self.num_resolutions = len(ch_mult)
self.num_res_blocks = num_res_blocks
block_in = in_channels
curr_res = resolution // 2 ** (self.num_resolutions - 1)
self.res_blocks = nn.ModuleList()
self.upsample_blocks = nn.ModuleList()
for i_level in range(self.num_resolutions):
res_block = []
block_out = ch * ch_mult[i_level]
for i_block in range(self.num_res_blocks + 1):
res_block.append(ResnetBlock(in_channels=block_in,
out_channels=block_out,
temb_channels=self.temb_ch,
dropout=dropout))
block_in = block_out
self.res_blocks.append(nn.ModuleList(res_block))
if i_level != self.num_resolutions - 1:
self.upsample_blocks.append(Upsample(block_in, True))
curr_res = curr_res * 2
# end
self.norm_out = Normalize(block_in)
self.conv_out = torch.nn.Conv2d(block_in,
out_channels,
kernel_size=3,
stride=1,
padding=1)
def forward(self, x):
# upsampling
h = x
for k, i_level in enumerate(range(self.num_resolutions)):
for i_block in range(self.num_res_blocks + 1):
h = self.res_blocks[i_level][i_block](h, None)
if i_level != self.num_resolutions - 1:
h = self.upsample_blocks[k](h)
h = self.norm_out(h)
h = nonlinearity(h)
h = self.conv_out(h)
return h
class LatentRescaler(nn.Module):
def __init__(self, factor, in_channels, mid_channels, out_channels, depth=2):
super().__init__()
# residual block, interpolate, residual block
self.factor = factor
self.conv_in = nn.Conv2d(in_channels,
mid_channels,
kernel_size=3,
stride=1,
padding=1)
self.res_block1 = nn.ModuleList([ResnetBlock(in_channels=mid_channels,
out_channels=mid_channels,
temb_channels=0,
dropout=0.0) for _ in range(depth)])
self.attn = AttnBlock(mid_channels)
self.res_block2 = nn.ModuleList([ResnetBlock(in_channels=mid_channels,
out_channels=mid_channels,
temb_channels=0,
dropout=0.0) for _ in range(depth)])
self.conv_out = nn.Conv2d(mid_channels,
out_channels,
kernel_size=1,
)
def forward(self, x):
x = self.conv_in(x)
for block in self.res_block1:
x = block(x, None)
x = torch.nn.functional.interpolate(x, size=(int(round(x.shape[2]*self.factor)), int(round(x.shape[3]*self.factor))))
x = self.attn(x)
for block in self.res_block2:
x = block(x, None)
x = self.conv_out(x)
return x
class MergedRescaleEncoder(nn.Module):
def __init__(self, in_channels, ch, resolution, out_ch, num_res_blocks,
attn_resolutions, dropout=0.0, resamp_with_conv=True,
ch_mult=(1,2,4,8), rescale_factor=1.0, rescale_module_depth=1):
super().__init__()
intermediate_chn = ch * ch_mult[-1]
self.encoder = Encoder(in_channels=in_channels, num_res_blocks=num_res_blocks, ch=ch, ch_mult=ch_mult,
z_channels=intermediate_chn, double_z=False, resolution=resolution,
attn_resolutions=attn_resolutions, dropout=dropout, resamp_with_conv=resamp_with_conv,
out_ch=None)
self.rescaler = LatentRescaler(factor=rescale_factor, in_channels=intermediate_chn,
mid_channels=intermediate_chn, out_channels=out_ch, depth=rescale_module_depth)
def forward(self, x):
x = self.encoder(x)
x = self.rescaler(x)
return x
class MergedRescaleDecoder(nn.Module):
def __init__(self, z_channels, out_ch, resolution, num_res_blocks, attn_resolutions, ch, ch_mult=(1,2,4,8),
dropout=0.0, resamp_with_conv=True, rescale_factor=1.0, rescale_module_depth=1):
super().__init__()
tmp_chn = z_channels*ch_mult[-1]
self.decoder = Decoder(out_ch=out_ch, z_channels=tmp_chn, attn_resolutions=attn_resolutions, dropout=dropout,
resamp_with_conv=resamp_with_conv, in_channels=None, num_res_blocks=num_res_blocks,
ch_mult=ch_mult, resolution=resolution, ch=ch)
self.rescaler = LatentRescaler(factor=rescale_factor, in_channels=z_channels, mid_channels=tmp_chn,
out_channels=tmp_chn, depth=rescale_module_depth)
def forward(self, x):
x = self.rescaler(x)
x = self.decoder(x)
return x
class Upsampler(nn.Module):
def __init__(self, in_size, out_size, in_channels, out_channels, ch_mult=2):
super().__init__()
assert out_size >= in_size
num_blocks = int(np.log2(out_size//in_size))+1
factor_up = 1.+ (out_size % in_size)
print(f"Building {self.__class__.__name__} with in_size: {in_size} --> out_size {out_size} and factor {factor_up}")
self.rescaler = LatentRescaler(factor=factor_up, in_channels=in_channels, mid_channels=2*in_channels,
out_channels=in_channels)
self.decoder = Decoder(out_ch=out_channels, resolution=out_size, z_channels=in_channels, num_res_blocks=2,
attn_resolutions=[], in_channels=None, ch=in_channels,
ch_mult=[ch_mult for _ in range(num_blocks)])
def forward(self, x):
x = self.rescaler(x)
x = self.decoder(x)
return x
class Resize(nn.Module):
def __init__(self, in_channels=None, learned=False, mode="bilinear"):
super().__init__()
self.with_conv = learned
self.mode = mode
if self.with_conv:
print(f"Note: {self.__class__.__name} uses learned downsampling and will ignore the fixed {mode} mode")
raise NotImplementedError()
assert in_channels is not None
# no asymmetric padding in torch conv, must do it ourselves
self.conv = torch.nn.Conv2d(in_channels,
in_channels,
kernel_size=4,
stride=2,
padding=1)
def forward(self, x, scale_factor=1.0):
if scale_factor==1.0:
return x
else:
x = torch.nn.functional.interpolate(x, mode=self.mode, align_corners=False, scale_factor=scale_factor)
return x

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@ -830,17 +830,20 @@ class UNetModel(nn.Module):
h = x.type(self.dtype)
for id, module in enumerate(self.input_blocks):
transformer_options["block"] = ("input", id)
h = forward_timestep_embed(module, h, emb, context, transformer_options)
if control is not None and 'input' in control and len(control['input']) > 0:
ctrl = control['input'].pop()
if ctrl is not None:
h += ctrl
hs.append(h)
transformer_options["block"] = ("middle", 0)
h = forward_timestep_embed(self.middle_block, h, emb, context, transformer_options)
if control is not None and 'middle' in control and len(control['middle']) > 0:
h += control['middle'].pop()
for module in self.output_blocks:
for id, module in enumerate(self.output_blocks):
transformer_options["block"] = ("output", id)
hsp = hs.pop()
if control is not None and 'output' in control and len(control['output']) > 0:
ctrl = control['output'].pop()

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@ -4,11 +4,15 @@ from comfy.ldm.modules.encoders.noise_aug_modules import CLIPEmbeddingNoiseAugme
from comfy.ldm.modules.diffusionmodules.util import make_beta_schedule
from comfy.ldm.modules.diffusionmodules.openaimodel import Timestep
import numpy as np
from . import utils
class BaseModel(torch.nn.Module):
def __init__(self, unet_config, v_prediction=False):
def __init__(self, model_config, v_prediction=False):
super().__init__()
unet_config = model_config.unet_config
self.latent_format = model_config.latent_format
self.model_config = model_config
self.register_schedule(given_betas=None, beta_schedule="linear", timesteps=1000, linear_start=0.00085, linear_end=0.012, cosine_s=8e-3)
self.diffusion_model = UNetModel(**unet_config)
self.v_prediction = v_prediction
@ -75,9 +79,26 @@ class BaseModel(torch.nn.Module):
del to_load
return self
def process_latent_in(self, latent):
return self.latent_format.process_in(latent)
def process_latent_out(self, latent):
return self.latent_format.process_out(latent)
def state_dict_for_saving(self, clip_state_dict, vae_state_dict):
clip_state_dict = self.model_config.process_clip_state_dict_for_saving(clip_state_dict)
unet_state_dict = self.diffusion_model.state_dict()
unet_state_dict = self.model_config.process_unet_state_dict_for_saving(unet_state_dict)
vae_state_dict = self.model_config.process_vae_state_dict_for_saving(vae_state_dict)
if self.get_dtype() == torch.float16:
clip_state_dict = utils.convert_sd_to(clip_state_dict, torch.float16)
vae_state_dict = utils.convert_sd_to(vae_state_dict, torch.float16)
return {**unet_state_dict, **vae_state_dict, **clip_state_dict}
class SD21UNCLIP(BaseModel):
def __init__(self, unet_config, noise_aug_config, v_prediction=True):
super().__init__(unet_config, v_prediction)
def __init__(self, model_config, noise_aug_config, v_prediction=True):
super().__init__(model_config, v_prediction)
self.noise_augmentor = CLIPEmbeddingNoiseAugmentation(**noise_aug_config)
def encode_adm(self, **kwargs):
@ -112,13 +133,13 @@ class SD21UNCLIP(BaseModel):
return adm_out
class SDInpaint(BaseModel):
def __init__(self, unet_config, v_prediction=False):
super().__init__(unet_config, v_prediction)
def __init__(self, model_config, v_prediction=False):
super().__init__(model_config, v_prediction)
self.concat_keys = ("mask", "masked_image")
class SDXLRefiner(BaseModel):
def __init__(self, unet_config, v_prediction=False):
super().__init__(unet_config, v_prediction)
def __init__(self, model_config, v_prediction=False):
super().__init__(model_config, v_prediction)
self.embedder = Timestep(256)
def encode_adm(self, **kwargs):
@ -144,8 +165,8 @@ class SDXLRefiner(BaseModel):
return torch.cat((clip_pooled.to(flat.device), flat), dim=1)
class SDXL(BaseModel):
def __init__(self, unet_config, v_prediction=False):
super().__init__(unet_config, v_prediction)
def __init__(self, model_config, v_prediction=False):
super().__init__(model_config, v_prediction)
self.embedder = Timestep(256)
def encode_adm(self, **kwargs):

View File

@ -139,7 +139,23 @@ else:
except:
XFORMERS_IS_AVAILABLE = False
def is_nvidia():
global cpu_state
if cpu_state == CPUState.GPU:
if torch.version.cuda:
return True
ENABLE_PYTORCH_ATTENTION = args.use_pytorch_cross_attention
if ENABLE_PYTORCH_ATTENTION == False and XFORMERS_IS_AVAILABLE == False and args.use_split_cross_attention == False and args.use_quad_cross_attention == False:
try:
if is_nvidia():
torch_version = torch.version.__version__
if int(torch_version[0]) >= 2:
ENABLE_PYTORCH_ATTENTION = True
except:
pass
if ENABLE_PYTORCH_ATTENTION:
torch.backends.cuda.enable_math_sdp(True)
torch.backends.cuda.enable_flash_sdp(True)
@ -347,7 +363,7 @@ def pytorch_attention_flash_attention():
global ENABLE_PYTORCH_ATTENTION
if ENABLE_PYTORCH_ATTENTION:
#TODO: more reliable way of checking for flash attention?
if torch.version.cuda: #pytorch flash attention only works on Nvidia
if is_nvidia(): #pytorch flash attention only works on Nvidia
return True
return False
@ -438,7 +454,7 @@ def soft_empty_cache():
elif xpu_available:
torch.xpu.empty_cache()
elif torch.cuda.is_available():
if torch.version.cuda: #This seems to make things worse on ROCm so I only do it for cuda
if is_nvidia(): #This seems to make things worse on ROCm so I only do it for cuda
torch.cuda.empty_cache()
torch.cuda.ipc_collect()

View File

@ -65,7 +65,7 @@ def cleanup_additional_models(models):
for m in models:
m.cleanup()
def sample(model, noise, 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, noise_mask=None, sigmas=None, callback=None, disable_pbar=False):
def sample(model, noise, 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, noise_mask=None, sigmas=None, callback=None, disable_pbar=False, seed=None):
device = comfy.model_management.get_torch_device()
if noise_mask is not None:
@ -85,7 +85,7 @@ def sample(model, noise, steps, cfg, sampler_name, scheduler, positive, negative
sampler = comfy.samplers.KSampler(real_model, steps=steps, device=device, sampler=sampler_name, scheduler=scheduler, denoise=denoise, model_options=model.model_options)
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, denoise_mask=noise_mask, sigmas=sigmas, callback=callback, disable_pbar=disable_pbar)
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, denoise_mask=noise_mask, sigmas=sigmas, callback=callback, disable_pbar=disable_pbar, seed=seed)
samples = samples.cpu()
cleanup_additional_models(models)

View File

@ -13,7 +13,7 @@ def lcm(a, b): #TODO: eventually replace by math.lcm (added in python3.9)
#The main sampling function shared by all the samplers
#Returns predicted noise
def sampling_function(model_function, x, timestep, uncond, cond, cond_scale, cond_concat=None, model_options={}):
def sampling_function(model_function, x, timestep, uncond, cond, cond_scale, cond_concat=None, model_options={}, seed=None):
def get_area_and_mult(cond, x_in, cond_concat_in, timestep_in):
area = (x_in.shape[2], x_in.shape[3], 0, 0)
strength = 1.0
@ -292,8 +292,8 @@ class CFGNoisePredictor(torch.nn.Module):
super().__init__()
self.inner_model = model
self.alphas_cumprod = model.alphas_cumprod
def apply_model(self, x, timestep, cond, uncond, cond_scale, cond_concat=None, model_options={}):
out = sampling_function(self.inner_model.apply_model, x, timestep, uncond, cond, cond_scale, cond_concat, model_options=model_options)
def apply_model(self, x, timestep, cond, uncond, cond_scale, cond_concat=None, model_options={}, seed=None):
out = sampling_function(self.inner_model.apply_model, x, timestep, uncond, cond, cond_scale, cond_concat, model_options=model_options, seed=seed)
return out
@ -301,11 +301,11 @@ class KSamplerX0Inpaint(torch.nn.Module):
def __init__(self, model):
super().__init__()
self.inner_model = model
def forward(self, x, sigma, uncond, cond, cond_scale, denoise_mask, cond_concat=None, model_options={}):
def forward(self, x, sigma, uncond, cond, cond_scale, denoise_mask, cond_concat=None, model_options={}, seed=None):
if denoise_mask is not None:
latent_mask = 1. - denoise_mask
x = x * denoise_mask + (self.latent_image + self.noise * sigma.reshape([sigma.shape[0]] + [1] * (len(self.noise.shape) - 1))) * latent_mask
out = self.inner_model(x, sigma, cond=cond, uncond=uncond, cond_scale=cond_scale, cond_concat=cond_concat, model_options=model_options)
out = self.inner_model(x, sigma, cond=cond, uncond=uncond, cond_scale=cond_scale, cond_concat=cond_concat, model_options=model_options, seed=seed)
if denoise_mask is not None:
out *= denoise_mask
@ -542,7 +542,7 @@ class KSampler:
sigmas = self.calculate_sigmas(new_steps).to(self.device)
self.sigmas = sigmas[-(steps + 1):]
def sample(self, noise, positive, negative, cfg, latent_image=None, start_step=None, last_step=None, force_full_denoise=False, denoise_mask=None, sigmas=None, callback=None, disable_pbar=False):
def sample(self, noise, positive, negative, cfg, latent_image=None, start_step=None, last_step=None, force_full_denoise=False, denoise_mask=None, sigmas=None, callback=None, disable_pbar=False, seed=None):
if sigmas is None:
sigmas = self.sigmas
sigma_min = self.sigma_min
@ -586,7 +586,10 @@ class KSampler:
positive = encode_adm(self.model, positive, noise.shape[0], noise.shape[3], noise.shape[2], self.device, "positive")
negative = encode_adm(self.model, negative, noise.shape[0], noise.shape[3], noise.shape[2], self.device, "negative")
extra_args = {"cond":positive, "uncond":negative, "cond_scale": cfg, "model_options": self.model_options}
if latent_image is not None:
latent_image = self.model.process_latent_in(latent_image)
extra_args = {"cond":positive, "uncond":negative, "cond_scale": cfg, "model_options": self.model_options, "seed":seed}
cond_concat = None
if hasattr(self.model, 'concat_keys'): #inpaint
@ -672,4 +675,4 @@ class KSampler:
else:
samples = getattr(k_diffusion_sampling, "sample_{}".format(self.sampler))(self.model_k, noise, sigmas, extra_args=extra_args, callback=k_callback, disable=disable_pbar)
return samples.to(torch.float32)
return self.model.process_latent_out(samples.to(torch.float32))

View File

@ -19,6 +19,7 @@ from . import model_detection
from . import sd1_clip
from . import sd2_clip
from . import sdxl_clip
def load_model_weights(model, sd):
m, u = model.load_state_dict(sd, strict=False)
@ -284,6 +285,11 @@ def model_lora_keys(model, key_map={}):
if key_in:
counter += 1
for k in sdk:
if k.startswith("diffusion_model.") and k.endswith(".weight"):
key_lora = k[len("diffusion_model."):-len(".weight")].replace(".", "_")
key_map["lora_unet_{}".format(key_lora)] = k
return key_map
@ -315,9 +321,6 @@ class ModelPatcher:
n.model_keys = self.model_keys
return n
def set_model_tomesd(self, ratio):
self.model_options["transformer_options"]["tomesd"] = {"ratio": ratio}
def set_model_sampler_cfg_function(self, sampler_cfg_function):
if len(inspect.signature(sampler_cfg_function).parameters) == 3:
self.model_options["sampler_cfg_function"] = lambda args: sampler_cfg_function(args["cond"], args["uncond"], args["cond_scale"]) #Old way
@ -330,12 +333,29 @@ class ModelPatcher:
to["patches"] = {}
to["patches"][name] = to["patches"].get(name, []) + [patch]
def set_model_patch_replace(self, patch, name, block_name, number):
to = self.model_options["transformer_options"]
if "patches_replace" not in to:
to["patches_replace"] = {}
if name not in to["patches_replace"]:
to["patches_replace"][name] = {}
to["patches_replace"][name][(block_name, number)] = patch
def set_model_attn1_patch(self, patch):
self.set_model_patch(patch, "attn1_patch")
def set_model_attn2_patch(self, patch):
self.set_model_patch(patch, "attn2_patch")
def set_model_attn1_replace(self, patch, block_name, number):
self.set_model_patch_replace(patch, "attn1", block_name, number)
def set_model_attn2_replace(self, patch, block_name, number):
self.set_model_patch_replace(patch, "attn2", block_name, number)
def set_model_attn1_output_patch(self, patch):
self.set_model_patch(patch, "attn1_output_patch")
def set_model_attn2_output_patch(self, patch):
self.set_model_patch(patch, "attn2_output_patch")
@ -348,6 +368,13 @@ class ModelPatcher:
for i in range(len(patch_list)):
if hasattr(patch_list[i], "to"):
patch_list[i] = patch_list[i].to(device)
if "patches_replace" in to:
patches = to["patches_replace"]
for name in patches:
patch_list = patches[name]
for k in patch_list:
if hasattr(patch_list[k], "to"):
patch_list[k] = patch_list[k].to(device)
def model_dtype(self):
return self.model.get_dtype()
@ -390,7 +417,11 @@ class ModelPatcher:
weight *= strength_model
if len(v) == 1:
weight += alpha * (v[0]).type(weight.dtype).to(weight.device)
w1 = v[0]
if w1.shape != weight.shape:
print("WARNING SHAPE MISMATCH {} WEIGHT NOT MERGED {} != {}".format(key, w1.shape, weight.shape))
else:
weight += alpha * w1.type(weight.dtype).to(weight.device)
elif len(v) == 4: #lora/locon
mat1 = v[0]
mat2 = v[1]
@ -499,7 +530,7 @@ class CLIP:
return n
def load_from_state_dict(self, sd):
self.cond_stage_model.transformer.load_state_dict(sd, strict=False)
self.cond_stage_model.load_sd(sd)
def add_patches(self, patches, strength=1.0):
return self.patcher.add_patches(patches, strength)
@ -514,11 +545,11 @@ class CLIP:
if self.layer_idx is not None:
self.cond_stage_model.clip_layer(self.layer_idx)
try:
self.patcher.patch_model()
self.patch_model()
cond, pooled = self.cond_stage_model.encode_token_weights(tokens)
self.patcher.unpatch_model()
self.unpatch_model()
except Exception as e:
self.patcher.unpatch_model()
self.unpatch_model()
raise e
cond_out = cond
@ -530,9 +561,20 @@ class CLIP:
tokens = self.tokenize(text)
return self.encode_from_tokens(tokens)
def load_sd(self, sd):
return self.cond_stage_model.load_sd(sd)
def get_sd(self):
return self.cond_stage_model.state_dict()
def patch_model(self):
self.patcher.patch_model()
def unpatch_model(self):
self.patcher.unpatch_model()
class VAE:
def __init__(self, ckpt_path=None, scale_factor=0.18215, device=None, config=None):
def __init__(self, ckpt_path=None, device=None, config=None):
if config is None:
#default SD1.x/SD2.x VAE parameters
ddconfig = {'double_z': True, 'z_channels': 4, 'resolution': 256, 'in_channels': 3, 'out_ch': 3, 'ch': 128, 'ch_mult': [1, 2, 4, 4], 'num_res_blocks': 2, 'attn_resolutions': [], 'dropout': 0.0}
@ -546,7 +588,6 @@ class VAE:
sd = diffusers_convert.convert_vae_state_dict(sd)
self.first_stage_model.load_state_dict(sd, strict=False)
self.scale_factor = scale_factor
if device is None:
device = model_management.get_torch_device()
self.device = device
@ -557,7 +598,7 @@ class VAE:
steps += samples.shape[0] * utils.get_tiled_scale_steps(samples.shape[3], samples.shape[2], tile_x * 2, tile_y // 2, overlap)
pbar = utils.ProgressBar(steps)
decode_fn = lambda a: (self.first_stage_model.decode(1. / self.scale_factor * a.to(self.device)) + 1.0)
decode_fn = lambda a: (self.first_stage_model.decode(a.to(self.device)) + 1.0)
output = torch.clamp((
(utils.tiled_scale(samples, decode_fn, tile_x // 2, tile_y * 2, overlap, upscale_amount = 8, pbar = pbar) +
utils.tiled_scale(samples, decode_fn, tile_x * 2, tile_y // 2, overlap, upscale_amount = 8, pbar = pbar) +
@ -571,7 +612,7 @@ class VAE:
steps += pixel_samples.shape[0] * utils.get_tiled_scale_steps(pixel_samples.shape[3], pixel_samples.shape[2], tile_x * 2, tile_y // 2, overlap)
pbar = utils.ProgressBar(steps)
encode_fn = lambda a: self.first_stage_model.encode(2. * a.to(self.device) - 1.).sample() * self.scale_factor
encode_fn = lambda a: self.first_stage_model.encode(2. * a.to(self.device) - 1.).sample()
samples = utils.tiled_scale(pixel_samples, encode_fn, tile_x, tile_y, overlap, upscale_amount = (1/8), out_channels=4, pbar=pbar)
samples += utils.tiled_scale(pixel_samples, encode_fn, tile_x * 2, tile_y // 2, overlap, upscale_amount = (1/8), out_channels=4, pbar=pbar)
samples += utils.tiled_scale(pixel_samples, encode_fn, tile_x // 2, tile_y * 2, overlap, upscale_amount = (1/8), out_channels=4, pbar=pbar)
@ -589,7 +630,7 @@ class VAE:
pixel_samples = torch.empty((samples_in.shape[0], 3, round(samples_in.shape[2] * 8), round(samples_in.shape[3] * 8)), device="cpu")
for x in range(0, samples_in.shape[0], batch_number):
samples = samples_in[x:x+batch_number].to(self.device)
pixel_samples[x:x+batch_number] = torch.clamp((self.first_stage_model.decode(1. / self.scale_factor * samples) + 1.0) / 2.0, min=0.0, max=1.0).cpu()
pixel_samples[x:x+batch_number] = torch.clamp((self.first_stage_model.decode(samples) + 1.0) / 2.0, min=0.0, max=1.0).cpu()
except model_management.OOM_EXCEPTION as e:
print("Warning: Ran out of memory when regular VAE decoding, retrying with tiled VAE decoding.")
pixel_samples = self.decode_tiled_(samples_in)
@ -616,7 +657,7 @@ class VAE:
samples = torch.empty((pixel_samples.shape[0], 4, round(pixel_samples.shape[2] // 8), round(pixel_samples.shape[3] // 8)), device="cpu")
for x in range(0, pixel_samples.shape[0], batch_number):
pixels_in = (2. * pixel_samples[x:x+batch_number] - 1.).to(self.device)
samples[x:x+batch_number] = self.first_stage_model.encode(pixels_in).sample().cpu() * self.scale_factor
samples[x:x+batch_number] = self.first_stage_model.encode(pixels_in).sample().cpu()
except model_management.OOM_EXCEPTION as e:
print("Warning: Ran out of memory when regular VAE encoding, retrying with tiled VAE encoding.")
@ -633,6 +674,10 @@ class VAE:
self.first_stage_model = self.first_stage_model.cpu()
return samples
def get_sd(self):
return self.first_stage_model.state_dict()
def broadcast_image_to(tensor, target_batch_size, batched_number):
current_batch_size = tensor.shape[0]
#print(current_batch_size, target_batch_size)
@ -935,15 +980,42 @@ def load_style_model(ckpt_path):
return StyleModel(model)
def load_clip(ckpt_path, embedding_directory=None):
clip_data = utils.load_torch_file(ckpt_path, safe_load=True)
config = {}
if "text_model.encoder.layers.22.mlp.fc1.weight" in clip_data:
config['target'] = 'comfy.ldm.modules.encoders.modules.FrozenOpenCLIPEmbedder'
def load_clip(ckpt_paths, embedding_directory=None):
clip_data = []
for p in ckpt_paths:
clip_data.append(utils.load_torch_file(p, safe_load=True))
class EmptyClass:
pass
for i in range(len(clip_data)):
if "transformer.resblocks.0.ln_1.weight" in clip_data[i]:
clip_data[i] = utils.transformers_convert(clip_data[i], "", "text_model.", 32)
clip_target = EmptyClass()
clip_target.params = {}
if len(clip_data) == 1:
if "text_model.encoder.layers.30.mlp.fc1.weight" in clip_data[0]:
clip_target.clip = sdxl_clip.SDXLRefinerClipModel
clip_target.tokenizer = sdxl_clip.SDXLTokenizer
elif "text_model.encoder.layers.22.mlp.fc1.weight" in clip_data[0]:
clip_target.clip = sd2_clip.SD2ClipModel
clip_target.tokenizer = sd2_clip.SD2Tokenizer
else:
clip_target.clip = sd1_clip.SD1ClipModel
clip_target.tokenizer = sd1_clip.SD1Tokenizer
else:
config['target'] = 'comfy.ldm.modules.encoders.modules.FrozenCLIPEmbedder'
clip = CLIP(config=config, embedding_directory=embedding_directory)
clip.load_from_state_dict(clip_data)
clip_target.clip = sdxl_clip.SDXLClipModel
clip_target.tokenizer = sdxl_clip.SDXLTokenizer
clip = CLIP(clip_target, embedding_directory=embedding_directory)
for c in clip_data:
m, u = clip.load_sd(c)
if len(m) > 0:
print("clip missing:", m)
if len(u) > 0:
print("clip unexpected:", u)
return clip
def load_gligen(ckpt_path):
@ -954,6 +1026,7 @@ def load_gligen(ckpt_path):
return model
def load_checkpoint(config_path=None, ckpt_path=None, output_vae=True, output_clip=True, embedding_directory=None, state_dict=None, config=None):
#TODO: this function is a mess and should be removed eventually
if config is None:
with open(config_path, 'r') as stream:
config = yaml.safe_load(stream)
@ -988,12 +1061,20 @@ def load_checkpoint(config_path=None, ckpt_path=None, output_vae=True, output_cl
if state_dict is None:
state_dict = utils.load_torch_file(ckpt_path)
class EmptyClass:
pass
model_config = EmptyClass()
model_config.unet_config = unet_config
from . import latent_formats
model_config.latent_format = latent_formats.SD15(scale_factor=scale_factor)
if config['model']["target"].endswith("LatentInpaintDiffusion"):
model = model_base.SDInpaint(unet_config, v_prediction=v_prediction)
model = model_base.SDInpaint(model_config, v_prediction=v_prediction)
elif config['model']["target"].endswith("ImageEmbeddingConditionedLatentDiffusion"):
model = model_base.SD21UNCLIP(unet_config, noise_aug_config["params"], v_prediction=v_prediction)
model = model_base.SD21UNCLIP(model_config, noise_aug_config["params"], v_prediction=v_prediction)
else:
model = model_base.BaseModel(unet_config, v_prediction=v_prediction)
model = model_base.BaseModel(model_config, v_prediction=v_prediction)
if fp16:
model = model.half()
@ -1002,16 +1083,14 @@ def load_checkpoint(config_path=None, ckpt_path=None, output_vae=True, output_cl
if output_vae:
w = WeightsLoader()
vae = VAE(scale_factor=scale_factor, config=vae_config)
vae = VAE(config=vae_config)
w.first_stage_model = vae.first_stage_model
load_model_weights(w, state_dict)
if output_clip:
w = WeightsLoader()
class EmptyClass:
pass
clip_target = EmptyClass()
clip_target.params = clip_config["params"]
clip_target.params = clip_config.get("params", {})
if clip_config["target"].endswith("FrozenOpenCLIPEmbedder"):
clip_target.clip = sd2_clip.SD2ClipModel
clip_target.tokenizer = sd2_clip.SD2Tokenizer
@ -1045,13 +1124,13 @@ def load_checkpoint_guess_config(ckpt_path, output_vae=True, output_clip=True, o
if model_config.clip_vision_prefix is not None:
if output_clipvision:
clipvision = clip_vision.load_clipvision_from_sd(sd, model_config.clip_vision_prefix)
clipvision = clip_vision.load_clipvision_from_sd(sd, model_config.clip_vision_prefix, True)
model = model_config.get_model(sd)
model.load_model_weights(sd, "model.diffusion_model.")
if output_vae:
vae = VAE(scale_factor=model_config.vae_scale_factor)
vae = VAE()
w = WeightsLoader()
w.first_stage_model = vae.first_stage_model
load_model_weights(w, sd)
@ -1069,3 +1148,16 @@ def load_checkpoint_guess_config(ckpt_path, output_vae=True, output_clip=True, o
print("left over keys:", left_over)
return (ModelPatcher(model), clip, vae, clipvision)
def save_checkpoint(output_path, model, clip, vae, metadata=None):
try:
model.patch_model()
clip.patch_model()
sd = model.model.state_dict_for_saving(clip.get_sd(), vae.get_sd())
utils.save_torch_file(sd, output_path, metadata=metadata)
model.unpatch_model()
clip.unpatch_model()
except Exception as e:
model.unpatch_model()
clip.unpatch_model()
raise e

View File

@ -128,6 +128,9 @@ class SD1ClipModel(torch.nn.Module, ClipTokenWeightEncoder):
def encode(self, tokens):
return self(tokens)
def load_sd(self, sd):
return self.transformer.load_state_dict(sd, strict=False)
def parse_parentheses(string):
result = []
current_item = ""

View File

@ -31,6 +31,11 @@ class SDXLClipG(sd1_clip.SD1ClipModel):
self.layer = "hidden"
self.layer_idx = layer_idx
def load_sd(self, sd):
if "text_projection" in sd:
self.text_projection[:] = sd.pop("text_projection")
return super().load_sd(sd)
class SDXLClipGTokenizer(sd1_clip.SD1Tokenizer):
def __init__(self, tokenizer_path=None, embedding_directory=None):
super().__init__(tokenizer_path, pad_with_end=False, embedding_directory=embedding_directory, embedding_size=1280)
@ -68,6 +73,12 @@ class SDXLClipModel(torch.nn.Module):
l_out, l_pooled = self.clip_l.encode_token_weights(token_weight_pairs_l)
return torch.cat([l_out, g_out], dim=-1), g_pooled
def load_sd(self, sd):
if "text_model.encoder.layers.30.mlp.fc1.weight" in sd:
return self.clip_g.load_sd(sd)
else:
return self.clip_l.load_sd(sd)
class SDXLRefinerClipModel(torch.nn.Module):
def __init__(self, device="cpu"):
super().__init__()
@ -81,3 +92,5 @@ class SDXLRefinerClipModel(torch.nn.Module):
g_out, g_pooled = self.clip_g.encode_token_weights(token_weight_pairs_g)
return g_out, g_pooled
def load_sd(self, sd):
return self.clip_g.load_sd(sd)

View File

@ -7,6 +7,9 @@ from . import sd2_clip
from . import sdxl_clip
from . import supported_models_base
from . import latent_formats
from . import diffusers_convert
class SD15(supported_models_base.BASE):
unet_config = {
@ -21,7 +24,7 @@ class SD15(supported_models_base.BASE):
"num_head_channels": -1,
}
vae_scale_factor = 0.18215
latent_format = latent_formats.SD15
def process_clip_state_dict(self, state_dict):
k = list(state_dict.keys())
@ -48,7 +51,7 @@ class SD20(supported_models_base.BASE):
"adm_in_channels": None,
}
vae_scale_factor = 0.18215
latent_format = latent_formats.SD15
def v_prediction(self, state_dict):
if self.unet_config["in_channels"] == 4: #SD2.0 inpainting models are not v prediction
@ -62,6 +65,13 @@ class SD20(supported_models_base.BASE):
state_dict = utils.transformers_convert(state_dict, "cond_stage_model.model.", "cond_stage_model.transformer.text_model.", 24)
return state_dict
def process_clip_state_dict_for_saving(self, state_dict):
replace_prefix = {}
replace_prefix[""] = "cond_stage_model.model."
state_dict = supported_models_base.state_dict_prefix_replace(state_dict, replace_prefix)
state_dict = diffusers_convert.convert_text_enc_state_dict_v20(state_dict)
return state_dict
def clip_target(self):
return supported_models_base.ClipTarget(sd2_clip.SD2Tokenizer, sd2_clip.SD2ClipModel)
@ -97,10 +107,10 @@ class SDXLRefiner(supported_models_base.BASE):
"transformer_depth": [0, 4, 4, 0],
}
vae_scale_factor = 0.13025
latent_format = latent_formats.SDXL
def get_model(self, state_dict):
return model_base.SDXLRefiner(self.unet_config)
return model_base.SDXLRefiner(self)
def process_clip_state_dict(self, state_dict):
keys_to_replace = {}
@ -112,6 +122,13 @@ class SDXLRefiner(supported_models_base.BASE):
state_dict = supported_models_base.state_dict_key_replace(state_dict, keys_to_replace)
return state_dict
def process_clip_state_dict_for_saving(self, state_dict):
replace_prefix = {}
state_dict_g = diffusers_convert.convert_text_enc_state_dict_v20(state_dict, "clip_g")
replace_prefix["clip_g"] = "conditioner.embedders.0.model"
state_dict_g = supported_models_base.state_dict_prefix_replace(state_dict_g, replace_prefix)
return state_dict_g
def clip_target(self):
return supported_models_base.ClipTarget(sdxl_clip.SDXLTokenizer, sdxl_clip.SDXLRefinerClipModel)
@ -124,10 +141,10 @@ class SDXL(supported_models_base.BASE):
"adm_in_channels": 2816
}
vae_scale_factor = 0.13025
latent_format = latent_formats.SDXL
def get_model(self, state_dict):
return model_base.SDXL(self.unet_config)
return model_base.SDXL(self)
def process_clip_state_dict(self, state_dict):
keys_to_replace = {}
@ -141,6 +158,19 @@ class SDXL(supported_models_base.BASE):
state_dict = supported_models_base.state_dict_key_replace(state_dict, keys_to_replace)
return state_dict
def process_clip_state_dict_for_saving(self, state_dict):
replace_prefix = {}
keys_to_replace = {}
state_dict_g = diffusers_convert.convert_text_enc_state_dict_v20(state_dict, "clip_g")
for k in state_dict:
if k.startswith("clip_l"):
state_dict_g[k] = state_dict[k]
replace_prefix["clip_g"] = "conditioner.embedders.1.model"
replace_prefix["clip_l"] = "conditioner.embedders.0"
state_dict_g = supported_models_base.state_dict_prefix_replace(state_dict_g, replace_prefix)
return state_dict_g
def clip_target(self):
return supported_models_base.ClipTarget(sdxl_clip.SDXLTokenizer, sdxl_clip.SDXLClipModel)

View File

@ -49,17 +49,30 @@ class BASE:
def __init__(self, unet_config):
self.unet_config = unet_config
self.latent_format = self.latent_format()
for x in self.unet_extra_config:
self.unet_config[x] = self.unet_extra_config[x]
def get_model(self, state_dict):
if self.inpaint_model():
return model_base.SDInpaint(self.unet_config, v_prediction=self.v_prediction(state_dict))
return model_base.SDInpaint(self, v_prediction=self.v_prediction(state_dict))
elif self.noise_aug_config is not None:
return model_base.SD21UNCLIP(self.unet_config, self.noise_aug_config, v_prediction=self.v_prediction(state_dict))
return model_base.SD21UNCLIP(self, self.noise_aug_config, v_prediction=self.v_prediction(state_dict))
else:
return model_base.BaseModel(self.unet_config, v_prediction=self.v_prediction(state_dict))
return model_base.BaseModel(self, v_prediction=self.v_prediction(state_dict))
def process_clip_state_dict(self, state_dict):
return state_dict
def process_clip_state_dict_for_saving(self, state_dict):
replace_prefix = {"": "cond_stage_model."}
return state_dict_prefix_replace(state_dict, replace_prefix)
def process_unet_state_dict_for_saving(self, state_dict):
replace_prefix = {"": "model.diffusion_model."}
return state_dict_prefix_replace(state_dict, replace_prefix)
def process_vae_state_dict_for_saving(self, state_dict):
replace_prefix = {"": "first_stage_model."}
return state_dict_prefix_replace(state_dict, replace_prefix)

View File

@ -2,10 +2,10 @@ import torch
import math
import struct
import comfy.checkpoint_pickle
import safetensors.torch
def load_torch_file(ckpt, safe_load=False):
if ckpt.lower().endswith(".safetensors"):
import safetensors.torch
sd = safetensors.torch.load_file(ckpt, device="cpu")
else:
if safe_load:
@ -24,6 +24,12 @@ def load_torch_file(ckpt, safe_load=False):
sd = pl_sd
return sd
def save_torch_file(sd, ckpt, metadata=None):
if metadata is not None:
safetensors.torch.save_file(sd, ckpt, metadata=metadata)
else:
safetensors.torch.save_file(sd, ckpt)
def transformers_convert(sd, prefix_from, prefix_to, number):
keys_to_replace = {
"{}positional_embedding": "{}embeddings.position_embedding.weight",
@ -64,6 +70,12 @@ def transformers_convert(sd, prefix_from, prefix_to, number):
sd[k_to] = weights[shape_from*x:shape_from*(x + 1)]
return sd
def convert_sd_to(state_dict, dtype):
keys = list(state_dict.keys())
for k in keys:
state_dict[k] = state_dict[k].to(dtype)
return state_dict
def safetensors_header(safetensors_path, max_size=100*1024*1024):
with open(safetensors_path, "rb") as f:
header = f.read(8)

View File

@ -1,4 +1,8 @@
import comfy.sd
import comfy.utils
import folder_paths
import json
import os
class ModelMergeSimple:
@classmethod
@ -49,7 +53,43 @@ class ModelMergeBlocks:
m.add_patches({k: (sd[k], )}, 1.0 - ratio, ratio)
return (m, )
class CheckpointSave:
def __init__(self):
self.output_dir = folder_paths.get_output_directory()
@classmethod
def INPUT_TYPES(s):
return {"required": { "model": ("MODEL",),
"clip": ("CLIP",),
"vae": ("VAE",),
"filename_prefix": ("STRING", {"default": "checkpoints/ComfyUI"}),},
"hidden": {"prompt": "PROMPT", "extra_pnginfo": "EXTRA_PNGINFO"},}
RETURN_TYPES = ()
FUNCTION = "save"
OUTPUT_NODE = True
CATEGORY = "_for_testing/model_merging"
def save(self, model, clip, vae, filename_prefix, prompt=None, extra_pnginfo=None):
full_output_folder, filename, counter, subfolder, filename_prefix = folder_paths.get_save_image_path(filename_prefix, self.output_dir)
prompt_info = ""
if prompt is not None:
prompt_info = json.dumps(prompt)
metadata = {"prompt": prompt_info}
if extra_pnginfo is not None:
for x in extra_pnginfo:
metadata[x] = json.dumps(extra_pnginfo[x])
output_checkpoint = f"{filename}_{counter:05}_.safetensors"
output_checkpoint = os.path.join(full_output_folder, output_checkpoint)
comfy.sd.save_checkpoint(output_checkpoint, model, clip, vae, metadata=metadata)
return {}
NODE_CLASS_MAPPINGS = {
"ModelMergeSimple": ModelMergeSimple,
"ModelMergeBlocks": ModelMergeBlocks
"ModelMergeBlocks": ModelMergeBlocks,
"CheckpointSave": CheckpointSave,
}

View File

@ -142,3 +142,36 @@ def get_functions(x, ratio, original_shape):
nothing = lambda y: y
return nothing, nothing
class TomePatchModel:
@classmethod
def INPUT_TYPES(s):
return {"required": { "model": ("MODEL",),
"ratio": ("FLOAT", {"default": 0.3, "min": 0.0, "max": 1.0, "step": 0.01}),
}}
RETURN_TYPES = ("MODEL",)
FUNCTION = "patch"
CATEGORY = "_for_testing"
def patch(self, model, ratio):
self.u = None
def tomesd_m(q, k, v, extra_options):
#NOTE: In the reference code get_functions takes x (input of the transformer block) as the argument instead of q
#however from my basic testing it seems that using q instead gives better results
m, self.u = get_functions(q, ratio, extra_options["original_shape"])
return m(q), k, v
def tomesd_u(n, extra_options):
return self.u(n)
m = model.clone()
m.set_model_attn1_patch(tomesd_m)
m.set_model_attn1_output_patch(tomesd_u)
return (m, )
NODE_CLASS_MAPPINGS = {
"TomePatchModel": TomePatchModel,
}

View File

@ -8,7 +8,9 @@ a111:
checkpoints: models/Stable-diffusion
configs: models/Stable-diffusion
vae: models/VAE
loras: models/Lora
loras: |
models/Lora
models/LyCORIS
upscale_models: |
models/ESRGAN
models/SwinIR
@ -21,5 +23,3 @@ a111:
# checkpoints: models/checkpoints
# gligen: models/gligen
# custom_nodes: path/custom_nodes

View File

@ -49,14 +49,8 @@ class TAESDPreviewerImpl(LatentPreviewer):
class Latent2RGBPreviewer(LatentPreviewer):
def __init__(self):
self.latent_rgb_factors = torch.tensor([
# R G B
[0.298, 0.207, 0.208], # L1
[0.187, 0.286, 0.173], # L2
[-0.158, 0.189, 0.264], # L3
[-0.184, -0.271, -0.473], # L4
], device="cpu")
def __init__(self, latent_rgb_factors):
self.latent_rgb_factors = torch.tensor(latent_rgb_factors, device="cpu")
def decode_latent_to_preview(self, x0):
latent_image = x0[0].permute(1, 2, 0).cpu() @ self.latent_rgb_factors
@ -69,12 +63,12 @@ class Latent2RGBPreviewer(LatentPreviewer):
return Image.fromarray(latents_ubyte.numpy())
def get_previewer(device):
def get_previewer(device, latent_format):
previewer = None
method = args.preview_method
if method != LatentPreviewMethod.NoPreviews:
# TODO previewer methods
taesd_decoder_path = folder_paths.get_full_path("vae_approx", "taesd_decoder.pth")
taesd_decoder_path = folder_paths.get_full_path("vae_approx", latent_format.taesd_decoder_name)
if method == LatentPreviewMethod.Auto:
method = LatentPreviewMethod.Latent2RGB
@ -86,10 +80,10 @@ def get_previewer(device):
taesd = TAESD(None, taesd_decoder_path).to(device)
previewer = TAESDPreviewerImpl(taesd)
else:
print("Warning: TAESD previews enabled, but could not find models/vae_approx/taesd_decoder.pth")
print("Warning: TAESD previews enabled, but could not find models/vae_approx/{}".format(latent_format.taesd_decoder_name))
if previewer is None:
previewer = Latent2RGBPreviewer()
previewer = Latent2RGBPreviewer(latent_format.latent_rgb_factors)
return previewer

View File

@ -284,9 +284,9 @@ class SaveLatent:
output = {}
output["latent_tensor"] = samples["samples"]
output["latent_format_version_0"] = torch.tensor([])
safetensors.torch.save_file(output, file, metadata=metadata)
comfy.utils.save_torch_file(output, file, metadata=metadata)
return {}
@ -305,7 +305,10 @@ class LoadLatent:
def load(self, latent):
latent_path = folder_paths.get_annotated_filepath(latent)
latent = safetensors.torch.load_file(latent_path, device="cpu")
samples = {"samples": latent["latent_tensor"].float()}
multiplier = 1.0
if "latent_format_version_0" not in latent:
multiplier = 1.0 / 0.18215
samples = {"samples": latent["latent_tensor"].float() * multiplier}
return (samples, )
@classmethod
@ -433,22 +436,6 @@ class LoraLoader:
model_lora, clip_lora = comfy.sd.load_lora_for_models(model, clip, lora_path, strength_model, strength_clip)
return (model_lora, clip_lora)
class TomePatchModel:
@classmethod
def INPUT_TYPES(s):
return {"required": { "model": ("MODEL",),
"ratio": ("FLOAT", {"default": 0.3, "min": 0.0, "max": 1.0, "step": 0.01}),
}}
RETURN_TYPES = ("MODEL",)
FUNCTION = "patch"
CATEGORY = "_for_testing"
def patch(self, model, ratio):
m = model.clone()
m.set_model_tomesd(ratio)
return (m, )
class VAELoader:
@classmethod
def INPUT_TYPES(s):
@ -532,11 +519,27 @@ class CLIPLoader:
RETURN_TYPES = ("CLIP",)
FUNCTION = "load_clip"
CATEGORY = "loaders"
CATEGORY = "advanced/loaders"
def load_clip(self, clip_name):
clip_path = folder_paths.get_full_path("clip", clip_name)
clip = comfy.sd.load_clip(ckpt_path=clip_path, embedding_directory=folder_paths.get_folder_paths("embeddings"))
clip = comfy.sd.load_clip(ckpt_paths=[clip_path], embedding_directory=folder_paths.get_folder_paths("embeddings"))
return (clip,)
class DualCLIPLoader:
@classmethod
def INPUT_TYPES(s):
return {"required": { "clip_name1": (folder_paths.get_filename_list("clip"), ), "clip_name2": (folder_paths.get_filename_list("clip"), ),
}}
RETURN_TYPES = ("CLIP",)
FUNCTION = "load_clip"
CATEGORY = "advanced/loaders"
def load_clip(self, clip_name1, clip_name2):
clip_path1 = folder_paths.get_full_path("clip", clip_name1)
clip_path2 = folder_paths.get_full_path("clip", clip_name2)
clip = comfy.sd.load_clip(ckpt_paths=[clip_path1, clip_path2], embedding_directory=folder_paths.get_folder_paths("embeddings"))
return (clip,)
class CLIPVisionLoader:
@ -950,7 +953,7 @@ def common_ksampler(model, seed, steps, cfg, sampler_name, scheduler, positive,
if preview_format not in ["JPEG", "PNG"]:
preview_format = "JPEG"
previewer = latent_preview.get_previewer(device)
previewer = latent_preview.get_previewer(device, model.model.latent_format)
pbar = comfy.utils.ProgressBar(steps)
def callback(step, x0, x, total_steps):
@ -961,7 +964,7 @@ def common_ksampler(model, seed, steps, cfg, sampler_name, scheduler, positive,
samples = comfy.sample.sample(model, noise, steps, cfg, sampler_name, scheduler, positive, negative, latent_image,
denoise=denoise, disable_noise=disable_noise, start_step=start_step, last_step=last_step,
force_full_denoise=force_full_denoise, noise_mask=noise_mask, callback=callback)
force_full_denoise=force_full_denoise, noise_mask=noise_mask, callback=callback, seed=seed)
out = latent.copy()
out["samples"] = samples
return (out, )
@ -1327,6 +1330,7 @@ NODE_CLASS_MAPPINGS = {
"LatentCrop": LatentCrop,
"LoraLoader": LoraLoader,
"CLIPLoader": CLIPLoader,
"DualCLIPLoader": DualCLIPLoader,
"CLIPVisionEncode": CLIPVisionEncode,
"StyleModelApply": StyleModelApply,
"unCLIPConditioning": unCLIPConditioning,
@ -1337,7 +1341,6 @@ NODE_CLASS_MAPPINGS = {
"CLIPVisionLoader": CLIPVisionLoader,
"VAEDecodeTiled": VAEDecodeTiled,
"VAEEncodeTiled": VAEEncodeTiled,
"TomePatchModel": TomePatchModel,
"unCLIPCheckpointLoader": unCLIPCheckpointLoader,
"GLIGENLoader": GLIGENLoader,
"GLIGENTextBoxApply": GLIGENTextBoxApply,
@ -1462,4 +1465,5 @@ def init_custom_nodes():
load_custom_node(os.path.join(os.path.join(os.path.dirname(os.path.realpath(__file__)), "comfy_extras"), "nodes_mask.py"))
load_custom_node(os.path.join(os.path.join(os.path.dirname(os.path.realpath(__file__)), "comfy_extras"), "nodes_rebatch.py"))
load_custom_node(os.path.join(os.path.join(os.path.dirname(os.path.realpath(__file__)), "comfy_extras"), "nodes_model_merging.py"))
load_custom_node(os.path.join(os.path.join(os.path.dirname(os.path.realpath(__file__)), "comfy_extras"), "nodes_tomesd.py"))
load_custom_nodes()

View File

@ -144,6 +144,7 @@
"\n",
"\n",
"# ESRGAN upscale model\n",
"#!wget -c https://github.com/xinntao/Real-ESRGAN/releases/download/v0.1.0/RealESRGAN_x4plus.pth -P ./models/upscale_models/\n",
"#!wget -c https://huggingface.co/sberbank-ai/Real-ESRGAN/resolve/main/RealESRGAN_x2.pth -P ./models/upscale_models/\n",
"#!wget -c https://huggingface.co/sberbank-ai/Real-ESRGAN/resolve/main/RealESRGAN_x4.pth -P ./models/upscale_models/\n",
"\n",

View File

@ -64,7 +64,7 @@ class PromptServer():
def __init__(self, loop):
PromptServer.instance = self
mimetypes.init();
mimetypes.init()
mimetypes.types_map['.js'] = 'application/javascript; charset=utf-8'
self.prompt_queue = None
self.loop = loop
@ -186,18 +186,43 @@ class PromptServer():
post = await request.post()
return image_upload(post)
@routes.post("/upload/mask")
async def upload_mask(request):
post = await request.post()
def image_save_function(image, post, filepath):
original_pil = Image.open(post.get("original_image").file).convert('RGBA')
mask_pil = Image.open(image.file).convert('RGBA')
original_ref = json.loads(post.get("original_ref"))
filename, output_dir = folder_paths.annotated_filepath(original_ref['filename'])
# alpha copy
new_alpha = mask_pil.getchannel('A')
original_pil.putalpha(new_alpha)
original_pil.save(filepath, compress_level=4)
# validation for security: prevent accessing arbitrary path
if filename[0] == '/' or '..' in filename:
return web.Response(status=400)
if output_dir is None:
type = original_ref.get("type", "output")
output_dir = folder_paths.get_directory_by_type(type)
if output_dir is None:
return web.Response(status=400)
if original_ref.get("subfolder", "") != "":
full_output_dir = os.path.join(output_dir, original_ref["subfolder"])
if os.path.commonpath((os.path.abspath(full_output_dir), output_dir)) != output_dir:
return web.Response(status=403)
output_dir = full_output_dir
file = os.path.join(output_dir, filename)
if os.path.isfile(file):
with Image.open(file) as original_pil:
original_pil = original_pil.convert('RGBA')
mask_pil = Image.open(image.file).convert('RGBA')
# alpha copy
new_alpha = mask_pil.getchannel('A')
original_pil.putalpha(new_alpha)
original_pil.save(filepath, compress_level=4)
return image_upload(post, image_save_function)
@ -231,9 +256,8 @@ class PromptServer():
if 'preview' in request.rel_url.query:
with Image.open(file) as img:
preview_info = request.rel_url.query['preview'].split(';')
image_format = preview_info[0]
if image_format not in ['webp', 'jpeg']:
if image_format not in ['webp', 'jpeg'] or 'a' in request.rel_url.query.get('channel', ''):
image_format = 'webp'
quality = 90
@ -241,7 +265,7 @@ class PromptServer():
quality = int(preview_info[-1])
buffer = BytesIO()
if image_format in ['jpeg']:
if image_format in ['jpeg'] or request.rel_url.query.get('channel', '') == 'rgb':
img = img.convert("RGB")
img.save(buffer, format=image_format, quality=quality)
buffer.seek(0)

View File

@ -346,7 +346,6 @@ class MaskEditorDialog extends ComfyDialog {
const rgb_url = new URL(ComfyApp.clipspace.imgs[ComfyApp.clipspace['selectedIndex']].src);
rgb_url.searchParams.delete('channel');
rgb_url.searchParams.delete('preview');
rgb_url.searchParams.set('channel', 'rgb');
orig_image.src = rgb_url;
this.image = orig_image;
@ -618,10 +617,20 @@ class MaskEditorDialog extends ComfyDialog {
const dataURL = this.backupCanvas.toDataURL();
const blob = dataURLToBlob(dataURL);
const original_blob = loadedImageToBlob(this.image);
let original_url = new URL(this.image.src);
const original_ref = { filename: original_url.searchParams.get('filename') };
let original_subfolder = original_url.searchParams.get("subfolder");
if(original_subfolder)
original_ref.subfolder = original_subfolder;
let original_type = original_url.searchParams.get("type");
if(original_type)
original_ref.type = original_type;
formData.append('image', blob, filename);
formData.append('original_image', original_blob);
formData.append('original_ref', JSON.stringify(original_ref));
formData.append('type', "input");
formData.append('subfolder', "clipspace");

View File

@ -159,14 +159,19 @@ export class ComfyApp {
const clip_image = ComfyApp.clipspace.images[ComfyApp.clipspace['selectedIndex']];
const index = node.widgets.findIndex(obj => obj.name === 'image');
if(index >= 0) {
node.widgets[index].value = clip_image;
if(node.widgets[index].type != 'image' && typeof node.widgets[index].value == "string" && clip_image.filename) {
node.widgets[index].value = (clip_image.subfolder?clip_image.subfolder+'/':'') + clip_image.filename + (clip_image.type?` [${clip_image.type}]`:'');
}
else {
node.widgets[index].value = clip_image;
}
}
}
if(ComfyApp.clipspace.widgets) {
ComfyApp.clipspace.widgets.forEach(({ type, name, value }) => {
const prop = Object.values(node.widgets).find(obj => obj.type === type && obj.name === name);
if (prop && prop.type != 'image') {
if(typeof prop.value == "string" && value.filename) {
if (prop && prop.type != 'button') {
if(prop.type != 'image' && typeof prop.value == "string" && value.filename) {
prop.value = (value.subfolder?value.subfolder+'/':'') + value.filename + (value.type?` [${value.type}]`:'');
}
else {
@ -174,10 +179,6 @@ export class ComfyApp {
prop.callback(value);
}
}
else if (prop && prop.type != 'button') {
prop.value = value;
prop.callback(value);
}
});
}
}
@ -1467,7 +1468,7 @@ export class ComfyApp {
this.loadGraphData(JSON.parse(reader.result));
};
reader.readAsText(file);
} else if (file.name?.endsWith(".latent")) {
} else if (file.name?.endsWith(".latent") || file.name?.endsWith(".safetensors")) {
const info = await getLatentMetadata(file);
if (info.workflow) {
this.loadGraphData(JSON.parse(info.workflow));

View File

@ -55,11 +55,12 @@ export function getLatentMetadata(file) {
const dataView = new DataView(safetensorsData.buffer);
let header_size = dataView.getUint32(0, true);
let offset = 8;
let header = JSON.parse(String.fromCharCode(...safetensorsData.slice(offset, offset + header_size)));
let header = JSON.parse(new TextDecoder().decode(safetensorsData.slice(offset, offset + header_size)));
r(header.__metadata__);
};
reader.readAsArrayBuffer(file);
var slice = file.slice(0, 1024 * 1024 * 4);
reader.readAsArrayBuffer(slice);
});
}

View File

@ -545,7 +545,7 @@ export class ComfyUI {
const fileInput = $el("input", {
id: "comfy-file-input",
type: "file",
accept: ".json,image/png,.latent",
accept: ".json,image/png,.latent,.safetensors",
style: {display: "none"},
parent: document.body,
onchange: () => {