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Add SSD-1B as a supported model

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This commit is contained in:
Ritesh Gangnani 2023-11-05 19:13:49 +05:30
parent 4afaaf8a02
commit ff1609f91e
3 changed files with 21 additions and 3 deletions
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11
modules/sd_hijack.py
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@ -180,6 +180,17 @@ class StableDiffusionModelHijack:
except Exception as e: except Exception as e:
errors.display(e, "applying cross attention optimization") errors.display(e, "applying cross attention optimization")
undo_optimizations() undo_optimizations()
def conv_ssd(self, m):
delattr(m.model.diffusion_model.middle_block, '1')
delattr(m.model.diffusion_model.middle_block, '2')
for i in ['9','8','7','6','5','4']:
delattr(m.model.diffusion_model.input_blocks[7][1].transformer_blocks,i)
delattr(m.model.diffusion_model.input_blocks[8][1].transformer_blocks,i)
delattr(m.model.diffusion_model.output_blocks[0][1].transformer_blocks,i)
delattr(m.model.diffusion_model.output_blocks[1][1].transformer_blocks,i)
delattr(m.model.diffusion_model.output_blocks[4][1].transformer_blocks,'1')
delattr(m.model.diffusion_model.output_blocks[5][1].transformer_blocks,'1')
def hijack(self, m): def hijack(self, m):
conditioner = getattr(m, 'conditioner', None) conditioner = getattr(m, 'conditioner', None)

8
modules/sd_models.py
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@ -346,10 +346,14 @@ def load_model_weights(model, checkpoint_info: CheckpointInfo, state_dict, timer
model.is_sdxl = hasattr(model, 'conditioner') model.is_sdxl = hasattr(model, 'conditioner')
model.is_sd2 = not model.is_sdxl and hasattr(model.cond_stage_model, 'model') model.is_sd2 = not model.is_sdxl and hasattr(model.cond_stage_model, 'model')
model.is_sd1 = not model.is_sdxl and not model.is_sd2 model.is_sd1 = not model.is_sdxl and not model.is_sd2
model.is_ssd = model.is_sdxl and 'model.diffusion_model.middle_block.1.transformer_blocks.0.attn1.to_q.weight' not in state_dict.keys()
if model.is_sdxl: if model.is_sdxl:
sd_models_xl.extend_sdxl(model) sd_models_xl.extend_sdxl(model)
if model.is_ssd:
sd_hijack.model_hijack.conv_ssd(model)
model.load_state_dict(state_dict, strict=False) model.load_state_dict(state_dict, strict=False)
timer.record("apply weights to model") timer.record("apply weights to model")

5
modules/sd_models_types.py
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@ -22,7 +22,10 @@ class WebuiSdModel(LatentDiffusion):
"""structure with additional information about the file with model's weights""" """structure with additional information about the file with model's weights"""
is_sdxl: bool is_sdxl: bool
"""True if the model's architecture is SDXL""" """True if the model's architecture is SDXL or SSD"""
is_ssd: bool
"""True if the model is SSD"""
is_sd2: bool is_sd2: bool
"""True if the model's architecture is SD 2.x""" """True if the model's architecture is SD 2.x"""