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Only apply channels_last for 4d latent model

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chaObserv 2025-09-06 21:14:05 +08:00
parent ea6cdd2631
commit 34b4a0841a
1 changed files with 1 additions and 1 deletions
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comfy/model_base.py
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@ -136,7 +136,7 @@ class BaseModel(torch.nn.Module):
else:
operations = model_config.custom_operations
self.diffusion_model = unet_model(**unet_config, device=device, operations=operations)
if comfy.model_management.force_channels_last():
if self.latent_format.latent_dimensions == 2 and comfy.model_management.force_channels_last():
self.diffusion_model.to(memory_format=torch.channels_last)
logging.debug("using channels last mode for diffusion model")
logging.info("model weight dtype {}, manual cast: {}".format(self.get_dtype(), self.manual_cast_dtype))