This commit is contained in:
comfyanonymous
2026-02-12 22:23:21 -05:00
committed by GitHub
parent 3f9800b33a
commit ca0c349005

View File

@@ -19,6 +19,12 @@ def count_blocks(state_dict_keys, prefix_string):
count += 1
return count
def any_suffix_in(keys, prefix, main, suffix_list=[]):
for x in suffix_list:
if "{}{}{}".format(prefix, main, x) in keys:
return True
return False
def calculate_transformer_depth(prefix, state_dict_keys, state_dict):
context_dim = None
use_linear_in_transformer = False
@@ -186,7 +192,7 @@ def detect_unet_config(state_dict, key_prefix, metadata=None):
dit_config["meanflow_sum"] = False
return dit_config
if '{}double_blocks.0.img_attn.norm.key_norm.scale'.format(key_prefix) in state_dict_keys and ('{}img_in.weight'.format(key_prefix) in state_dict_keys or f"{key_prefix}distilled_guidance_layer.norms.0.scale" in state_dict_keys): #Flux, Chroma or Chroma Radiance (has no img_in.weight)
if any_suffix_in(state_dict_keys, key_prefix, 'double_blocks.0.img_attn.norm.key_norm.', ["weight", "scale"]) and ('{}img_in.weight'.format(key_prefix) in state_dict_keys or any_suffix_in(state_dict_keys, key_prefix, 'distilled_guidance_layer.norms.0.', ["weight", "scale"])): #Flux, Chroma or Chroma Radiance (has no img_in.weight)
dit_config = {}
if '{}double_stream_modulation_img.lin.weight'.format(key_prefix) in state_dict_keys:
dit_config["image_model"] = "flux2"
@@ -241,7 +247,8 @@ def detect_unet_config(state_dict, key_prefix, metadata=None):
dit_config["depth"] = count_blocks(state_dict_keys, '{}double_blocks.'.format(key_prefix) + '{}.')
dit_config["depth_single_blocks"] = count_blocks(state_dict_keys, '{}single_blocks.'.format(key_prefix) + '{}.')
if '{}distilled_guidance_layer.0.norms.0.scale'.format(key_prefix) in state_dict_keys or '{}distilled_guidance_layer.norms.0.scale'.format(key_prefix) in state_dict_keys: #Chroma
if any_suffix_in(state_dict_keys, key_prefix, 'distilled_guidance_layer.0.norms.0.', ["weight", "scale"]) or any_suffix_in(state_dict_keys, key_prefix, 'distilled_guidance_layer.norms.0.', ["weight", "scale"]): #Chroma
dit_config["image_model"] = "chroma"
dit_config["in_channels"] = 64
dit_config["out_channels"] = 64
@@ -249,7 +256,8 @@ def detect_unet_config(state_dict, key_prefix, metadata=None):
dit_config["out_dim"] = 3072
dit_config["hidden_dim"] = 5120
dit_config["n_layers"] = 5
if f"{key_prefix}nerf_blocks.0.norm.scale" in state_dict_keys: #Chroma Radiance
if any_suffix_in(state_dict_keys, key_prefix, 'nerf_blocks.0.norm.', ["weight", "scale"]): #Chroma Radiance
dit_config["image_model"] = "chroma_radiance"
dit_config["in_channels"] = 3
dit_config["out_channels"] = 3
@@ -259,7 +267,7 @@ def detect_unet_config(state_dict, key_prefix, metadata=None):
dit_config["nerf_depth"] = 4
dit_config["nerf_max_freqs"] = 8
dit_config["nerf_tile_size"] = 512
dit_config["nerf_final_head_type"] = "conv" if f"{key_prefix}nerf_final_layer_conv.norm.scale" in state_dict_keys else "linear"
dit_config["nerf_final_head_type"] = "conv" if any_suffix_in(state_dict_keys, key_prefix, 'nerf_final_layer_conv.norm.', ["weight", "scale"]) else "linear"
dit_config["nerf_embedder_dtype"] = torch.float32
if "{}__x0__".format(key_prefix) in state_dict_keys: # x0 pred
dit_config["use_x0"] = True
@@ -268,7 +276,7 @@ def detect_unet_config(state_dict, key_prefix, metadata=None):
else:
dit_config["guidance_embed"] = "{}guidance_in.in_layer.weight".format(key_prefix) in state_dict_keys
dit_config["yak_mlp"] = '{}double_blocks.0.img_mlp.gate_proj.weight'.format(key_prefix) in state_dict_keys
dit_config["txt_norm"] = "{}txt_norm.scale".format(key_prefix) in state_dict_keys
dit_config["txt_norm"] = any_suffix_in(state_dict_keys, key_prefix, 'txt_norm.', ["weight", "scale"])
if dit_config["yak_mlp"] and dit_config["txt_norm"]: # Ovis model
dit_config["txt_ids_dims"] = [1, 2]