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fix: do not reload model when VAE stays the same

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This commit is contained in:
Manuel Schmid
2024-05-04 21:12:25 +02:00
parent 15696da9b8
commit 4a3aac09a3
3 changed files with 11 additions and 9 deletions
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ldm_patched/modules/sd.py
+6 -4
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@@ -427,12 +427,13 @@ def load_checkpoint(config_path=None, ckpt_path=None, output_vae=True, output_cl
return (ldm_patched.modules.model_patcher.ModelPatcher(model, load_device=model_management.get_torch_device(), offload_device=offload_device), clip, vae)
def load_checkpoint_guess_config(ckpt_path, output_vae=True, output_clip=True, output_clipvision=False, embedding_directory=None, output_model=True, vae_filename=None):
def load_checkpoint_guess_config(ckpt_path, output_vae=True, output_clip=True, output_clipvision=False, embedding_directory=None, output_model=True, vae_filename_param=None):
sd = ldm_patched.modules.utils.load_torch_file(ckpt_path)
sd_keys = sd.keys()
clip = None
clipvision = None
vae = None
vae_filename = None
model = None
model_patcher = None
clip_target = None
@@ -462,11 +463,12 @@ def load_checkpoint_guess_config(ckpt_path, output_vae=True, output_clip=True, o
model.load_model_weights(sd, "model.diffusion_model.")
if output_vae:
if vae_filename is None:
if vae_filename_param is None:
vae_sd = ldm_patched.modules.utils.state_dict_prefix_replace(sd, {"first_stage_model.": ""}, filter_keys=True)
vae_sd = model_config.process_vae_state_dict(vae_sd)
else:
vae_sd = ldm_patched.modules.utils.load_torch_file(vae_filename)
vae_sd = ldm_patched.modules.utils.load_torch_file(vae_filename_param)
vae_filename = vae_filename_param
vae = VAE(sd=vae_sd)
if output_clip:
@@ -488,7 +490,7 @@ def load_checkpoint_guess_config(ckpt_path, output_vae=True, output_clip=True, o
print("loaded straight to GPU")
model_management.load_model_gpu(model_patcher)
return model_patcher, clip, vae, clipvision
return model_patcher, clip, vae, vae_filename, clipvision
def load_unet_state_dict(sd): #load unet in diffusers format