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Support Lumina 2 model.

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comfyanonymous
2025-02-04 03:56:00 -05:00
parent 8d88bfaff9
commit e5ea112a90
11 changed files with 921 additions and 39 deletions
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17
comfy/model_base.py
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@@ -34,6 +34,7 @@ import comfy.ldm.flux.model
import comfy.ldm.lightricks.model
import comfy.ldm.hunyuan_video.model
import comfy.ldm.cosmos.model
import comfy.ldm.lumina.model
import comfy.model_management
import comfy.patcher_extension
@@ -904,3 +905,19 @@ class CosmosVideo(BaseModel):
latent_image = latent_image + noise
latent_image = self.model_sampling.calculate_input(torch.tensor([sigma_noise_augmentation], device=latent_image.device, dtype=latent_image.dtype), latent_image)
return latent_image * ((sigma ** 2 + self.model_sampling.sigma_data ** 2) ** 0.5)
class Lumina2(BaseModel):
def __init__(self, model_config, model_type=ModelType.FLOW, device=None):
super().__init__(model_config, model_type, device=device, unet_model=comfy.ldm.lumina.model.NextDiT)
def extra_conds(self, **kwargs):
out = super().extra_conds(**kwargs)
attention_mask = kwargs.get("attention_mask", None)
if attention_mask is not None:
if torch.numel(attention_mask) != attention_mask.sum():
out['attention_mask'] = comfy.conds.CONDRegular(attention_mask)
out['num_tokens'] = comfy.conds.CONDConstant(max(1, torch.sum(attention_mask).item()))
cross_attn = kwargs.get("cross_attn", None)
if cross_attn is not None:
out['c_crossattn'] = comfy.conds.CONDRegular(cross_attn)
return out