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Faster model loading, autodownload node, optimizations

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kijai
2024-06-27 14:47:22 +03:00
parent a09e249ead
commit 8e1239fcc3
8 changed files with 195 additions and 117 deletions
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empty_text_embed.pt
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ldm/modules/attention.py
+27 -24
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@@ -9,6 +9,9 @@ from typing import Optional, Any
from ...ldm.modules.diffusionmodules.util import checkpoint from ...ldm.modules.diffusionmodules.util import checkpoint
from ...ldm import xformers_state from ...ldm import xformers_state
import comfy.ops
ops = comfy.ops.manual_cast
# try: # try:
# import xformers # import xformers
# import xformers.ops # import xformers.ops
@@ -49,7 +52,7 @@ def init_(tensor):
class GEGLU(nn.Module): class GEGLU(nn.Module):
def __init__(self, dim_in, dim_out): def __init__(self, dim_in, dim_out):
super().__init__() super().__init__()
self.proj = nn.Linear(dim_in, dim_out * 2) self.proj = ops.Linear(dim_in, dim_out * 2)
def forward(self, x): def forward(self, x):
x, gate = self.proj(x).chunk(2, dim=-1) x, gate = self.proj(x).chunk(2, dim=-1)
@@ -62,14 +65,14 @@ class FeedForward(nn.Module):
inner_dim = int(dim * mult) inner_dim = int(dim * mult)
dim_out = default(dim_out, dim) dim_out = default(dim_out, dim)
project_in = nn.Sequential( project_in = nn.Sequential(
nn.Linear(dim, inner_dim), ops.Linear(dim, inner_dim),
nn.GELU() nn.GELU()
) if not glu else GEGLU(dim, inner_dim) ) if not glu else GEGLU(dim, inner_dim)
self.net = nn.Sequential( self.net = nn.Sequential(
project_in, project_in,
nn.Dropout(dropout), nn.Dropout(dropout),
nn.Linear(inner_dim, dim_out) ops.Linear(inner_dim, dim_out)
) )
def forward(self, x): def forward(self, x):
@@ -95,22 +98,22 @@ class SpatialSelfAttention(nn.Module):
self.in_channels = in_channels self.in_channels = in_channels
self.norm = Normalize(in_channels) self.norm = Normalize(in_channels)
self.q = torch.nn.Conv2d(in_channels, self.q = torch.ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.k = torch.nn.Conv2d(in_channels, self.k = torch.ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.v = torch.nn.Conv2d(in_channels, self.v = torch.ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.proj_out = torch.nn.Conv2d(in_channels, self.proj_out = torch.ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
@@ -151,12 +154,12 @@ class CrossAttention(nn.Module):
self.scale = dim_head ** -0.5 self.scale = dim_head ** -0.5
self.heads = heads self.heads = heads
self.to_q = nn.Linear(query_dim, inner_dim, bias=False) self.to_q = ops.Linear(query_dim, inner_dim, bias=False)
self.to_k = nn.Linear(context_dim, inner_dim, bias=False) self.to_k = ops.Linear(context_dim, inner_dim, bias=False)
self.to_v = nn.Linear(context_dim, inner_dim, bias=False) self.to_v = ops.Linear(context_dim, inner_dim, bias=False)
self.to_out = nn.Sequential( self.to_out = nn.Sequential(
nn.Linear(inner_dim, query_dim), ops.Linear(inner_dim, query_dim),
nn.Dropout(dropout) nn.Dropout(dropout)
) )
@@ -199,19 +202,19 @@ class MemoryEfficientCrossAttention(nn.Module):
# https://github.com/MatthieuTPHR/diffusers/blob/d80b531ff8060ec1ea982b65a1b8df70f73aa67c/src/diffusers/models/attention.py#L223 # https://github.com/MatthieuTPHR/diffusers/blob/d80b531ff8060ec1ea982b65a1b8df70f73aa67c/src/diffusers/models/attention.py#L223
def __init__(self, query_dim, context_dim=None, heads=8, dim_head=64, dropout=0.0): def __init__(self, query_dim, context_dim=None, heads=8, dim_head=64, dropout=0.0):
super().__init__() super().__init__()
print(f"Setting up {self.__class__.__name__}. Query dim is {query_dim}, context_dim is {context_dim} and using " #print(f"Setting up {self.__class__.__name__}. Query dim is {query_dim}, context_dim is {context_dim} and using "
f"{heads} heads.") # f"{heads} heads.")
inner_dim = dim_head * heads inner_dim = dim_head * heads
context_dim = default(context_dim, query_dim) context_dim = default(context_dim, query_dim)
self.heads = heads self.heads = heads
self.dim_head = dim_head self.dim_head = dim_head
self.to_q = nn.Linear(query_dim, inner_dim, bias=False) self.to_q = ops.Linear(query_dim, inner_dim, bias=False)
self.to_k = nn.Linear(context_dim, inner_dim, bias=False) self.to_k = ops.Linear(context_dim, inner_dim, bias=False)
self.to_v = nn.Linear(context_dim, inner_dim, bias=False) self.to_v = ops.Linear(context_dim, inner_dim, bias=False)
self.to_out = nn.Sequential(nn.Linear(inner_dim, query_dim), nn.Dropout(dropout)) self.to_out = nn.Sequential(ops.Linear(inner_dim, query_dim), nn.Dropout(dropout))
self.attention_op: Optional[Any] = None self.attention_op: Optional[Any] = None
def forward(self, x, context=None, mask=None): def forward(self, x, context=None, mask=None):
@@ -262,9 +265,9 @@ class BasicTransformerBlock(nn.Module):
self.ff = FeedForward(dim, dropout=dropout, glu=gated_ff) self.ff = FeedForward(dim, dropout=dropout, glu=gated_ff)
self.attn2 = attn_cls(query_dim=dim, context_dim=context_dim, self.attn2 = attn_cls(query_dim=dim, context_dim=context_dim,
heads=n_heads, dim_head=d_head, dropout=dropout) # is self-attn if context is none heads=n_heads, dim_head=d_head, dropout=dropout) # is self-attn if context is none
self.norm1 = nn.LayerNorm(dim) self.norm1 = ops.LayerNorm(dim)
self.norm2 = nn.LayerNorm(dim) self.norm2 = ops.LayerNorm(dim)
self.norm3 = nn.LayerNorm(dim) self.norm3 = ops.LayerNorm(dim)
self.checkpoint = checkpoint self.checkpoint = checkpoint
def forward(self, x, context=None): def forward(self, x, context=None):
@@ -297,13 +300,13 @@ class SpatialTransformer(nn.Module):
inner_dim = n_heads * d_head inner_dim = n_heads * d_head
self.norm = Normalize(in_channels) self.norm = Normalize(in_channels)
if not use_linear: if not use_linear:
self.proj_in = nn.Conv2d(in_channels, self.proj_in = ops.Conv2d(in_channels,
inner_dim, inner_dim,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
else: else:
self.proj_in = nn.Linear(in_channels, inner_dim) self.proj_in = ops.Linear(in_channels, inner_dim)
self.transformer_blocks = nn.ModuleList( self.transformer_blocks = nn.ModuleList(
[BasicTransformerBlock(inner_dim, n_heads, d_head, dropout=dropout, context_dim=context_dim[d], [BasicTransformerBlock(inner_dim, n_heads, d_head, dropout=dropout, context_dim=context_dim[d],
@@ -311,13 +314,13 @@ class SpatialTransformer(nn.Module):
for d in range(depth)] for d in range(depth)]
) )
if not use_linear: if not use_linear:
self.proj_out = zero_module(nn.Conv2d(inner_dim, self.proj_out = zero_module(ops.Conv2d(inner_dim,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0)) padding=0))
else: else:
self.proj_out = zero_module(nn.Linear(in_channels, inner_dim)) self.proj_out = zero_module(ops.Linear(in_channels, inner_dim))
self.use_linear = use_linear self.use_linear = use_linear
def forward(self, x, context=None): def forward(self, x, context=None):
ldm/modules/diffusionmodules/model.py
+32 -31
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@@ -8,7 +8,8 @@ from typing import Optional, Any
from ldm.modules.attention import MemoryEfficientCrossAttention from ldm.modules.attention import MemoryEfficientCrossAttention
from ldm import xformers_state from ldm import xformers_state
import comfy.ops
ops = comfy.ops.manual_cast
# try: # try:
# import xformers # import xformers
@@ -54,7 +55,7 @@ class Upsample(nn.Module):
super().__init__() super().__init__()
self.with_conv = with_conv self.with_conv = with_conv
if self.with_conv: if self.with_conv:
self.conv = torch.nn.Conv2d(in_channels, self.conv = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -73,7 +74,7 @@ class Downsample(nn.Module):
self.with_conv = with_conv self.with_conv = with_conv
if self.with_conv: if self.with_conv:
# no asymmetric padding in torch conv, must do it ourselves # no asymmetric padding in torch conv, must do it ourselves
self.conv = torch.nn.Conv2d(in_channels, self.conv = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=3, kernel_size=3,
stride=2, stride=2,
@@ -99,30 +100,30 @@ class ResnetBlock(nn.Module):
self.use_conv_shortcut = conv_shortcut self.use_conv_shortcut = conv_shortcut
self.norm1 = Normalize(in_channels) self.norm1 = Normalize(in_channels)
self.conv1 = torch.nn.Conv2d(in_channels, self.conv1 = ops.Conv2d(in_channels,
out_channels, out_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
padding=1) padding=1)
if temb_channels > 0: if temb_channels > 0:
self.temb_proj = torch.nn.Linear(temb_channels, self.temb_proj = ops.Linear(temb_channels,
out_channels) out_channels)
self.norm2 = Normalize(out_channels) self.norm2 = Normalize(out_channels)
self.dropout = torch.nn.Dropout(dropout) self.dropout = torch.nn.Dropout(dropout)
self.conv2 = torch.nn.Conv2d(out_channels, self.conv2 = ops.Conv2d(out_channels,
out_channels, out_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
padding=1) padding=1)
if self.in_channels != self.out_channels: if self.in_channels != self.out_channels:
if self.use_conv_shortcut: if self.use_conv_shortcut:
self.conv_shortcut = torch.nn.Conv2d(in_channels, self.conv_shortcut = ops.Conv2d(in_channels,
out_channels, out_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
padding=1) padding=1)
else: else:
self.nin_shortcut = torch.nn.Conv2d(in_channels, self.nin_shortcut = ops.Conv2d(in_channels,
out_channels, out_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
@@ -157,22 +158,22 @@ class AttnBlock(nn.Module):
self.in_channels = in_channels self.in_channels = in_channels
self.norm = Normalize(in_channels) self.norm = Normalize(in_channels)
self.q = torch.nn.Conv2d(in_channels, self.q = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.k = torch.nn.Conv2d(in_channels, self.k = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.v = torch.nn.Conv2d(in_channels, self.v = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.proj_out = torch.nn.Conv2d(in_channels, self.proj_out = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
@@ -216,22 +217,22 @@ class MemoryEfficientAttnBlock(nn.Module):
self.in_channels = in_channels self.in_channels = in_channels
self.norm = Normalize(in_channels) self.norm = Normalize(in_channels)
self.q = torch.nn.Conv2d(in_channels, self.q = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.k = torch.nn.Conv2d(in_channels, self.k = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.v = torch.nn.Conv2d(in_channels, self.v = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
padding=0) padding=0)
self.proj_out = torch.nn.Conv2d(in_channels, self.proj_out = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=1, kernel_size=1,
stride=1, stride=1,
@@ -318,14 +319,14 @@ class Model(nn.Module):
# timestep embedding # timestep embedding
self.temb = nn.Module() self.temb = nn.Module()
self.temb.dense = nn.ModuleList([ self.temb.dense = nn.ModuleList([
torch.nn.Linear(self.ch, ops.Linear(self.ch,
self.temb_ch), self.temb_ch),
torch.nn.Linear(self.temb_ch, ops.Linear(self.temb_ch,
self.temb_ch), self.temb_ch),
]) ])
# downsampling # downsampling
self.conv_in = torch.nn.Conv2d(in_channels, self.conv_in = ops.Conv2d(in_channels,
self.ch, self.ch,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -394,7 +395,7 @@ class Model(nn.Module):
# end # end
self.norm_out = Normalize(block_in) self.norm_out = Normalize(block_in)
self.conv_out = torch.nn.Conv2d(block_in, self.conv_out = ops.Conv2d(block_in,
out_ch, out_ch,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -467,7 +468,7 @@ class Encoder(nn.Module):
self.in_channels = in_channels self.in_channels = in_channels
# downsampling # downsampling
self.conv_in = torch.nn.Conv2d(in_channels, self.conv_in = ops.Conv2d(in_channels,
self.ch, self.ch,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -512,7 +513,7 @@ class Encoder(nn.Module):
# end # end
self.norm_out = Normalize(block_in) self.norm_out = Normalize(block_in)
self.conv_out = torch.nn.Conv2d(block_in, self.conv_out = ops.Conv2d(block_in,
2*z_channels if double_z else z_channels, 2*z_channels if double_z else z_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -571,7 +572,7 @@ class Decoder(nn.Module):
self.z_shape, np.prod(self.z_shape))) self.z_shape, np.prod(self.z_shape)))
# z to block_in # z to block_in
self.conv_in = torch.nn.Conv2d(z_channels, self.conv_in = ops.Conv2d(z_channels,
block_in, block_in,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -613,7 +614,7 @@ class Decoder(nn.Module):
# end # end
self.norm_out = Normalize(block_in) self.norm_out = Normalize(block_in)
self.conv_out = torch.nn.Conv2d(block_in, self.conv_out = ops.Conv2d(block_in,
out_ch, out_ch,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -658,7 +659,7 @@ class Decoder(nn.Module):
class SimpleDecoder(nn.Module): class SimpleDecoder(nn.Module):
def __init__(self, in_channels, out_channels, *args, **kwargs): def __init__(self, in_channels, out_channels, *args, **kwargs):
super().__init__() super().__init__()
self.model = nn.ModuleList([nn.Conv2d(in_channels, in_channels, 1), self.model = nn.ModuleList([ops.Conv2d(in_channels, in_channels, 1),
ResnetBlock(in_channels=in_channels, ResnetBlock(in_channels=in_channels,
out_channels=2 * in_channels, out_channels=2 * in_channels,
temb_channels=0, dropout=0.0), temb_channels=0, dropout=0.0),
@@ -668,11 +669,11 @@ class SimpleDecoder(nn.Module):
ResnetBlock(in_channels=4 * in_channels, ResnetBlock(in_channels=4 * in_channels,
out_channels=2 * in_channels, out_channels=2 * in_channels,
temb_channels=0, dropout=0.0), temb_channels=0, dropout=0.0),
nn.Conv2d(2*in_channels, in_channels, 1), ops.Conv2d(2*in_channels, in_channels, 1),
Upsample(in_channels, with_conv=True)]) Upsample(in_channels, with_conv=True)])
# end # end
self.norm_out = Normalize(in_channels) self.norm_out = Normalize(in_channels)
self.conv_out = torch.nn.Conv2d(in_channels, self.conv_out = ops.Conv2d(in_channels,
out_channels, out_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -719,7 +720,7 @@ class UpsampleDecoder(nn.Module):
# end # end
self.norm_out = Normalize(block_in) self.norm_out = Normalize(block_in)
self.conv_out = torch.nn.Conv2d(block_in, self.conv_out = ops.Conv2d(block_in,
out_channels, out_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -744,7 +745,7 @@ class LatentRescaler(nn.Module):
super().__init__() super().__init__()
# residual block, interpolate, residual block # residual block, interpolate, residual block
self.factor = factor self.factor = factor
self.conv_in = nn.Conv2d(in_channels, self.conv_in = ops.Conv2d(in_channels,
mid_channels, mid_channels,
kernel_size=3, kernel_size=3,
stride=1, stride=1,
@@ -759,7 +760,7 @@ class LatentRescaler(nn.Module):
temb_channels=0, temb_channels=0,
dropout=0.0) for _ in range(depth)]) dropout=0.0) for _ in range(depth)])
self.conv_out = nn.Conv2d(mid_channels, self.conv_out = ops.Conv2d(mid_channels,
out_channels, out_channels,
kernel_size=1, kernel_size=1,
) )
@@ -841,7 +842,7 @@ class Resize(nn.Module):
raise NotImplementedError() raise NotImplementedError()
assert in_channels is not None assert in_channels is not None
# no asymmetric padding in torch conv, must do it ourselves # no asymmetric padding in torch conv, must do it ourselves
self.conv = torch.nn.Conv2d(in_channels, self.conv = ops.Conv2d(in_channels,
in_channels, in_channels,
kernel_size=4, kernel_size=4,
stride=2, stride=2,
ldm/modules/diffusionmodules/util.py
+7 -4
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@@ -17,6 +17,9 @@ from einops import repeat
from ldm.util import instantiate_from_config from ldm.util import instantiate_from_config
import comfy.ops
ops = comfy.ops.manual_cast
def make_beta_schedule(schedule, n_timestep, linear_start=1e-4, linear_end=2e-2, cosine_s=8e-3): def make_beta_schedule(schedule, n_timestep, linear_start=1e-4, linear_end=2e-2, cosine_s=8e-3):
if schedule == "linear": if schedule == "linear":
@@ -223,11 +226,11 @@ def conv_nd(dims, *args, **kwargs):
Create a 1D, 2D, or 3D convolution module. Create a 1D, 2D, or 3D convolution module.
""" """
if dims == 1: if dims == 1:
return nn.Conv1d(*args, **kwargs) return ops.Conv1d(*args, **kwargs)
elif dims == 2: elif dims == 2:
return nn.Conv2d(*args, **kwargs) return ops.Conv2d(*args, **kwargs)
elif dims == 3: elif dims == 3:
return nn.Conv3d(*args, **kwargs) return ops.Conv3d(*args, **kwargs)
raise ValueError(f"unsupported dimensions: {dims}") raise ValueError(f"unsupported dimensions: {dims}")
@@ -235,7 +238,7 @@ def linear(*args, **kwargs):
""" """
Create a linear module. Create a linear module.
""" """
return nn.Linear(*args, **kwargs) return ops.Linear(*args, **kwargs)
def avg_pool_nd(dims, *args, **kwargs): def avg_pool_nd(dims, *args, **kwargs):
ldm/modules/encoders/modules.py
+2
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@@ -143,8 +143,10 @@ class FrozenOpenCLIPEmbedder(AbstractEncoder):
# def __init__(self, arch="ViT-H-14", version="laion2b_s32b_b79k", device="cuda", max_length=77, # def __init__(self, arch="ViT-H-14", version="laion2b_s32b_b79k", device="cuda", max_length=77,
def __init__(self, arch="ViT-H-14", version="laion2b_s32b_b79k", max_length=77, def __init__(self, arch="ViT-H-14", version="laion2b_s32b_b79k", max_length=77,
freeze=True, layer="last"): freeze=True, layer="last"):
super().__init__() super().__init__()
assert layer in self.LAYERS assert layer in self.LAYERS
return
model, _, _ = open_clip.create_model_and_transforms(arch, device=torch.device('cpu'), pretrained=version) model, _, _ = open_clip.create_model_and_transforms(arch, device=torch.device('cpu'), pretrained=version)
del model.visual del model.visual
self.model = model self.model = model
ldm/modules/midas/midas/blocks.py
+12 -9
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@@ -1,6 +1,9 @@
import torch import torch
import torch.nn as nn import torch.nn as nn
import comfy.ops
ops = comfy.ops.manual_cast
from .vit import ( from .vit import (
_make_pretrained_vitb_rn50_384, _make_pretrained_vitb_rn50_384,
_make_pretrained_vitl16_384, _make_pretrained_vitl16_384,
@@ -59,16 +62,16 @@ def _make_scratch(in_shape, out_shape, groups=1, expand=False):
out_shape3 = out_shape*4 out_shape3 = out_shape*4
out_shape4 = out_shape*8 out_shape4 = out_shape*8
scratch.layer1_rn = nn.Conv2d( scratch.layer1_rn = ops.Conv2d(
in_shape[0], out_shape1, kernel_size=3, stride=1, padding=1, bias=False, groups=groups in_shape[0], out_shape1, kernel_size=3, stride=1, padding=1, bias=False, groups=groups
) )
scratch.layer2_rn = nn.Conv2d( scratch.layer2_rn = ops.Conv2d(
in_shape[1], out_shape2, kernel_size=3, stride=1, padding=1, bias=False, groups=groups in_shape[1], out_shape2, kernel_size=3, stride=1, padding=1, bias=False, groups=groups
) )
scratch.layer3_rn = nn.Conv2d( scratch.layer3_rn = ops.Conv2d(
in_shape[2], out_shape3, kernel_size=3, stride=1, padding=1, bias=False, groups=groups in_shape[2], out_shape3, kernel_size=3, stride=1, padding=1, bias=False, groups=groups
) )
scratch.layer4_rn = nn.Conv2d( scratch.layer4_rn = ops.Conv2d(
in_shape[3], out_shape4, kernel_size=3, stride=1, padding=1, bias=False, groups=groups in_shape[3], out_shape4, kernel_size=3, stride=1, padding=1, bias=False, groups=groups
) )
@@ -164,11 +167,11 @@ class ResidualConvUnit(nn.Module):
""" """
super().__init__() super().__init__()
self.conv1 = nn.Conv2d( self.conv1 = ops.Conv2d(
features, features, kernel_size=3, stride=1, padding=1, bias=True features, features, kernel_size=3, stride=1, padding=1, bias=True
) )
self.conv2 = nn.Conv2d( self.conv2 = ops.Conv2d(
features, features, kernel_size=3, stride=1, padding=1, bias=True features, features, kernel_size=3, stride=1, padding=1, bias=True
) )
@@ -244,11 +247,11 @@ class ResidualConvUnit_custom(nn.Module):
self.groups=1 self.groups=1
self.conv1 = nn.Conv2d( self.conv1 = ops.Conv2d(
features, features, kernel_size=3, stride=1, padding=1, bias=True, groups=self.groups features, features, kernel_size=3, stride=1, padding=1, bias=True, groups=self.groups
) )
self.conv2 = nn.Conv2d( self.conv2 = ops.Conv2d(
features, features, kernel_size=3, stride=1, padding=1, bias=True, groups=self.groups features, features, kernel_size=3, stride=1, padding=1, bias=True, groups=self.groups
) )
@@ -310,7 +313,7 @@ class FeatureFusionBlock_custom(nn.Module):
if self.expand==True: if self.expand==True:
out_features = features//2 out_features = features//2
self.out_conv = nn.Conv2d(features, out_features, kernel_size=1, stride=1, padding=0, bias=True, groups=1) self.out_conv = ops.Conv2d(features, out_features, kernel_size=1, stride=1, padding=0, bias=True, groups=1)
self.resConfUnit1 = ResidualConvUnit_custom(features, activation, bn) self.resConfUnit1 = ResidualConvUnit_custom(features, activation, bn)
self.resConfUnit2 = ResidualConvUnit_custom(features, activation, bn) self.resConfUnit2 = ResidualConvUnit_custom(features, activation, bn)
model/q_sampler.py
+8 -5
View File
@@ -577,7 +577,8 @@ class SpacedSampler:
# fuse by tile_weights on noise (score) # fuse by tile_weights on noise (score)
noise_buffer /= count noise_buffer /= count
pred_x0 = self._predict_xstart_from_eps(x_t=img, t=index, eps=noise_buffer) pred_x0 = self._predict_xstart_from_eps(x_t=img, t=index, eps=noise_buffer)
tao_index = torch.tensor(torch.round(index * t_max), dtype=torch.int64) tao_index = torch.round(index * t_max).clone().detach().to(torch.int64)
img = self.q_sample(pred_x0, tao_index) img = self.q_sample(pred_x0, tao_index)
@@ -606,11 +607,11 @@ class SpacedSampler:
tile_cond_img = cond_img[:, :, hi * 8:hi_end * 8, wi * 8: wi_end * 8] tile_cond_img = cond_img[:, :, hi * 8:hi_end * 8, wi * 8: wi_end * 8]
tile_cond = { tile_cond = {
"c_latent": [self.model.apply_condition_encoder(tile_cond_img)], "c_latent": [self.model.apply_condition_encoder(tile_cond_img)],
"c_crossattn": [self.model.get_learned_conditioning([positive_prompt] * b)] "c_crossattn": [empty_text_embed * b]
} }
tile_uncond = { tile_uncond = {
"c_latent": [self.model.apply_condition_encoder(tile_cond_img)], "c_latent": [self.model.apply_condition_encoder(tile_cond_img)],
"c_crossattn": [self.model.get_learned_conditioning([negative_prompt] * b)] "c_crossattn": [empty_text_embed * b]
} }
# predict noise for this tile # predict noise for this tile
tile_noise = self.predict_noise(tile_img, ts, tile_cond, cfg_scale, tile_uncond) tile_noise = self.predict_noise(tile_img, ts, tile_cond, cfg_scale, tile_uncond)
@@ -728,11 +729,12 @@ class SpacedSampler:
# accumulate noise # accumulate noise
noise_buffer[:, :, hi:hi_end, wi:wi_end] += tile_noise noise_buffer[:, :, hi:hi_end, wi:wi_end] += tile_noise
count[:, :, hi:hi_end, wi:wi_end] += 1 count[:, :, hi:hi_end, wi:wi_end] += 1
pbar.update(1)
# average on noise (score) # average on noise (score)
noise_buffer.div_(count) noise_buffer.div_(count)
pred_x0 = self._predict_xstart_from_eps(x_t=img, t=index, eps=noise_buffer) pred_x0 = self._predict_xstart_from_eps(x_t=img, t=index, eps=noise_buffer)
tao_index = torch.tensor(torch.round(index * t_max), dtype=torch.int64) tao_index = torch.round(index * t_max).clone().detach().to(torch.int64)
img = self.q_sample(pred_x0, tao_index) img = self.q_sample(pred_x0, tao_index)
noise_buffer.zero_() noise_buffer.zero_()
@@ -795,6 +797,7 @@ class SpacedSampler:
noise_buffer.zero_() noise_buffer.zero_()
count.zero_() count.zero_()
pbar.update(1)
img = pred_x0 img = pred_x0
# decode samples of each diffusion process # decode samples of each diffusion process
nodes.py
+104 -41
View File
@@ -9,13 +9,12 @@ from .model.ccsr_stage1 import ControlLDM
from .utils.common import instantiate_from_config, load_state_dict from .utils.common import instantiate_from_config, load_state_dict
import comfy.model_management import comfy.model_management as mm
import comfy.utils import comfy.utils
import folder_paths import folder_paths
from nodes import ImageScaleBy from nodes import ImageScaleBy
from nodes import ImageScale from nodes import ImageScale
script_directory = os.path.dirname(os.path.abspath(__file__)) script_directory = os.path.dirname(os.path.abspath(__file__))
class CCSR_Upscale: class CCSR_Upscale:
@@ -64,29 +63,24 @@ class CCSR_Upscale:
CATEGORY = "CCSR" CATEGORY = "CCSR"
@torch.no_grad() @torch.no_grad()
def process(self, ccsr_model, image, resize_method, scale_by, steps, t_max, t_min, tile_size, tile_stride, color_fix_type, keep_model_loaded, vae_tile_size_encode, vae_tile_size_decode, sampling_method, seed): def process(self, ccsr_model, image, resize_method, scale_by, steps, t_max, t_min, tile_size, tile_stride,
color_fix_type, keep_model_loaded, vae_tile_size_encode, vae_tile_size_decode, sampling_method, seed):
torch.manual_seed(seed) torch.manual_seed(seed)
torch.cuda.manual_seed_all(seed) torch.cuda.manual_seed_all(seed)
comfy.model_management.unload_all_models() mm.unload_all_models()
device = comfy.model_management.get_torch_device() device = mm.get_torch_device()
config_path = os.path.join(script_directory, "configs/model/ccsr_stage2.yaml") offload_device = mm.unet_offload_device()
empty_text_embed = torch.load(os.path.join(script_directory, "empty_text_embed.pt"), map_location=device) dtype = ccsr_model['dtype']
dtype = torch.float16 if comfy.model_management.should_use_fp16() and not comfy.model_management.is_device_mps(device) else torch.float32 model = ccsr_model['model']
if not hasattr(self, "model") or self.model is None:
config = OmegaConf.load(config_path)
self.model = instantiate_from_config(config)
load_state_dict(self.model, comfy.utils.load_torch_file(ccsr_model), strict=True) #empty_text_embed = torch.load(os.path.join(script_directory, "empty_text_embed.pt"), map_location=device)
# reload preprocess model if specified empty_text_embed_sd = comfy.utils.load_torch_file(os.path.join(script_directory, "empty_text_embed.safetensors"))
empty_text_embed = empty_text_embed_sd['empty_text_embed'].to(dtype).to(device)
self.model.freeze() sampler = SpacedSampler(model, var_type="fixed_small")
self.model.to(device, dtype=dtype)
sampler = SpacedSampler(self.model, var_type="fixed_small")
batch_size = image.shape[0]
image, = ImageScaleBy.upscale(self, image, resize_method, scale_by) image, = ImageScaleBy.upscale(self, image, resize_method, scale_by)
# Assuming 'image' is a PyTorch tensor with shape [B, H, W, C] and you want to resize it.
B, H, W, C = image.shape B, H, W, C = image.shape
# Calculate the new height and width, rounding down to the nearest multiple of 64. # Calculate the new height and width, rounding down to the nearest multiple of 64.
@@ -95,28 +89,26 @@ class CCSR_Upscale:
# Reorder to [B, C, H, W] before using interpolate. # Reorder to [B, C, H, W] before using interpolate.
image = image.permute(0, 3, 1, 2).contiguous() image = image.permute(0, 3, 1, 2).contiguous()
resized_image = F.interpolate(image, size=(new_height, new_width), mode='bilinear', align_corners=False)
# Resize the image tensor.
resized_image = F.interpolate(image, size=(new_height, new_width), mode='bicubic', align_corners=False)
# Move the tensor to the GPU.
#resized_image = resized_image.to(device)
strength = 1.0 strength = 1.0
self.model.control_scales = [strength] * 13 model.control_scales = [strength] * 13
model.to(device, dtype=dtype).eval()
height, width = resized_image.size(-2), resized_image.size(-1) height, width = resized_image.size(-2), resized_image.size(-1)
shape = (1, 4, height // 8, width // 8) shape = (1, 4, height // 8, width // 8)
x_T = torch.randn(shape, device=self.model.device, dtype=torch.float32) x_T = torch.randn(shape, device=model.device, dtype=torch.float32)
autocast_condition = dtype == torch.float16 and not comfy.model_management.is_device_mps(device)
out = [] out = []
if B > 1:
pbar = comfy.utils.ProgressBar(batch_size) pbar = comfy.utils.ProgressBar(B)
autocast_condition = dtype == torch.float16 and not mm.is_device_mps(device)
with torch.autocast(comfy.model_management.get_autocast_device(device), dtype=dtype) if autocast_condition else nullcontext(): with torch.autocast(mm.get_autocast_device(device), dtype=dtype) if autocast_condition else nullcontext():
for i in range(batch_size): for i in range(B):
img = resized_image[i].unsqueeze(0).to(device) img = resized_image[i].unsqueeze(0).to(device)
if sampling_method == 'ccsr_tiled_mixdiff': if sampling_method == 'ccsr_tiled_mixdiff':
self.model.reset_encoder_decoder() model.reset_encoder_decoder()
print("Using tiled mixdiff") print("Using tiled mixdiff")
samples = sampler.sample_with_mixdiff_ccsr( samples = sampler.sample_with_mixdiff_ccsr(
empty_text_embed, tile_size=tile_size, tile_stride=tile_stride, empty_text_embed, tile_size=tile_size, tile_stride=tile_stride,
@@ -126,7 +118,7 @@ class CCSR_Upscale:
color_fix_type=color_fix_type color_fix_type=color_fix_type
) )
elif sampling_method == 'ccsr_tiled_vae_gaussian_weights': elif sampling_method == 'ccsr_tiled_vae_gaussian_weights':
self.model._init_tiled_vae(encoder_tile_size=vae_tile_size_encode // 8, decoder_tile_size=vae_tile_size_decode // 8) model._init_tiled_vae(encoder_tile_size=vae_tile_size_encode // 8, decoder_tile_size=vae_tile_size_decode // 8)
print("Using gaussian weights") print("Using gaussian weights")
samples = sampler.sample_with_tile_ccsr( samples = sampler.sample_with_tile_ccsr(
empty_text_embed, tile_size=tile_size, tile_stride=tile_stride, empty_text_embed, tile_size=tile_size, tile_stride=tile_stride,
@@ -136,7 +128,7 @@ class CCSR_Upscale:
color_fix_type=color_fix_type color_fix_type=color_fix_type
) )
else: else:
self.model.reset_encoder_decoder() model.reset_encoder_decoder()
print("no tiling") print("no tiling")
samples = sampler.sample_ccsr( samples = sampler.sample_ccsr(
empty_text_embed, steps=steps, t_max=t_max, t_min=t_min, shape=shape, cond_img=img, empty_text_embed, steps=steps, t_max=t_max, t_min=t_min, shape=shape, cond_img=img,
@@ -145,9 +137,10 @@ class CCSR_Upscale:
color_fix_type=color_fix_type color_fix_type=color_fix_type
) )
out.append(samples.squeeze(0).cpu()) out.append(samples.squeeze(0).cpu())
comfy.model_management.throw_exception_if_processing_interrupted() mm.throw_exception_if_processing_interrupted()
if B > 1:
pbar.update(1) pbar.update(1)
print("Sampled image ", i, " out of ", batch_size) print("Sampled image ", i, " out of ", B)
original_height, original_width = H, W original_height, original_width = H, W
processed_height = samples.size(2) processed_height = samples.size(2)
@@ -156,8 +149,8 @@ class CCSR_Upscale:
resized_back_image, = ImageScale.upscale(self, out_stacked, "lanczos", target_width, processed_height, crop="disabled") resized_back_image, = ImageScale.upscale(self, out_stacked, "lanczos", target_width, processed_height, crop="disabled")
if not keep_model_loaded: if not keep_model_loaded:
self.model = None model.to(offload_device)
comfy.model_management.soft_empty_cache() mm.soft_empty_cache()
return(resized_back_image,) return(resized_back_image,)
class CCSR_Model_Select: class CCSR_Model_Select:
@@ -173,15 +166,85 @@ class CCSR_Model_Select:
CATEGORY = "CCSR" CATEGORY = "CCSR"
def load_ccsr_checkpoint(self, ckpt_name): def load_ccsr_checkpoint(self, ckpt_name):
device = mm.get_torch_device()
offload_device = mm.unet_offload_device()
ckpt_path = folder_paths.get_full_path("checkpoints", ckpt_name) ckpt_path = folder_paths.get_full_path("checkpoints", ckpt_name)
config_path = os.path.join(script_directory, "configs/model/ccsr_stage2.yaml")
dtype = torch.float16 if mm.should_use_fp16() and not mm.is_device_mps(device) else torch.float32
if not hasattr(self, "model") or self.model is None:
config = OmegaConf.load(config_path)
self.model = instantiate_from_config(config)
load_state_dict(self.model, comfy.utils.load_torch_file(ckpt_path), strict=True)
# reload preprocess model if specified
ccsr_model = {
'model': self.model,
'dtype': dtype
}
return (ccsr_model,)
class DownloadAndLoadCCSRModel:
@classmethod
def INPUT_TYPES(s):
return {"required": {
"model": (
[
'real-world_ccsr-fp16.safetensors',
'real-world_ccsr-fp32.safetensors'
],
),
},
}
RETURN_TYPES = ("CCSRMODEL",)
RETURN_NAMES = ("ccsr_model",)
FUNCTION = "loadmodel"
CATEGORY = "CCSR"
def loadmodel(self, model):
device = mm.get_torch_device()
offload_device = mm.unet_offload_device()
dtype = torch.float16 if 'fp16' in model else torch.float32
model_path = os.path.join(folder_paths.models_dir, "CCSR")
safetensors_path = os.path.join(model_path, model)
if not os.path.exists(safetensors_path):
print(f"Downloading CCSR model to: {model_path}")
from huggingface_hub import snapshot_download
snapshot_download(repo_id="Kijai/ccsr-safetensors",
allow_patterns=[f'*{model}*'],
local_dir=model_path,
local_dir_use_symlinks=False)
config_path = os.path.join(script_directory, "configs/model/ccsr_stage2.yaml")
config = OmegaConf.load(config_path)
model = instantiate_from_config(config)
sd = comfy.utils.load_torch_file(safetensors_path)
model.load_state_dict(sd, strict=False)
del sd
mm.soft_empty_cache()
ccsr_model = {
'model': model,
'dtype': dtype,
}
return (ccsr_model,)
return (ckpt_path,)
NODE_CLASS_MAPPINGS = { NODE_CLASS_MAPPINGS = {
"CCSR_Upscale": CCSR_Upscale, "CCSR_Upscale": CCSR_Upscale,
"CCSR_Model_Select": CCSR_Model_Select "CCSR_Model_Select": CCSR_Model_Select,
"DownloadAndLoadCCSRModel": DownloadAndLoadCCSRModel
} }
NODE_DISPLAY_NAME_MAPPINGS = { NODE_DISPLAY_NAME_MAPPINGS = {
"CCSR_Upscale": "CCSR_Upscale", "CCSR_Upscale": "CCSR_Upscale",
"CCSR_Model_Select": "CCSR_Model_Select" "CCSR_Model_Select": "CCSR_Model_Select",
"DownloadAndLoadCCSRModel": "DownloadAndLoad CCSRModel"
} }