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sdxl default to scaled_linear beta 

Signed-off-by: Vladimir Mandic <mandic00@live.com>
pull/4312/head
Vladimir Mandic 2025-10-25 09:18:58 -04:00
parent e3bae227d5
commit 4ecec822e0
2 changed files with 3 additions and 3 deletions
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2
configs/sdxl/scheduler/scheduler_config.json
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@ -2,7 +2,7 @@
"_class_name": "EulerAncestralDiscreteScheduler", "_class_name": "EulerAncestralDiscreteScheduler",
"_diffusers_version": "0.35.1", "_diffusers_version": "0.35.1",
"beta_end": 0.012, "beta_end": 0.012,
"beta_schedule": "linear", "beta_schedule": "scaled_linear",
"beta_start": 0.00085, "beta_start": 0.00085,
"clip_sample": false, "clip_sample": false,
"interpolation_type": "linear", "interpolation_type": "linear",

4
modules/sd_models.py
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@ -576,8 +576,8 @@ def set_overrides(sd_model, checkpoint_info, model_type):
and model_type.startswith("Stable Diffusion") and model_type != "Stable Diffusion 3" and model_type.startswith("Stable Diffusion") and model_type != "Stable Diffusion 3"
): # SDXL and SD 1.5 ): # SDXL and SD 1.5
scheduler_config = sd_model.scheduler.config scheduler_config = sd_model.scheduler.config
scheduler_config['beta_schedule'] = 'linear' # scheduler_config['beta_schedule'] = 'scaled_linear'
scheduler_config['timestep_spacing'] = 'trailing' # scheduler_config['timestep_spacing'] = 'trailing'
sd_model.scheduler = diffusers.EulerAncestralDiscreteScheduler.from_config(scheduler_config) sd_model.scheduler = diffusers.EulerAncestralDiscreteScheduler.from_config(scheduler_config)
if 'bigaspv25' in checkpoint_info_name or ('flow' in checkpoint_info_name and 'flower' not in checkpoint_info_name): if 'bigaspv25' in checkpoint_info_name or ('flow' in checkpoint_info_name and 'flower' not in checkpoint_info_name):
scheduler_config = sd_model.scheduler.config scheduler_config = sd_model.scheduler.config