Add custom karras scheduler

1 files changed, 9 insertions, 1 deletions

diff --git a/modules/processing.py b/modules/processing.py
index 29a3743f..b26f7998 100644
--- a/modules/processing.py
+++ b/modules/processing.py
@@ -106,7 +106,7 @@ class StableDiffusionProcessing:
     """

     The first set of paramaters: sd_models -> do_not_reload_embeddings represent the minimum required to create a StableDiffusionProcessing

     """

-    def __init__(self, sd_model=None, outpath_samples=None, outpath_grids=None, prompt: str = "", styles: List[str] = None, seed: int = -1, subseed: int = -1, subseed_strength: float = 0, seed_resize_from_h: int = -1, seed_resize_from_w: int = -1, seed_enable_extras: bool = True, sampler_name: str = None, batch_size: int = 1, n_iter: int = 1, steps: int = 50, cfg_scale: float = 7.0, width: int = 512, height: int = 512, restore_faces: bool = False, tiling: bool = False, do_not_save_samples: bool = False, do_not_save_grid: bool = False, extra_generation_params: Dict[Any, Any] = None, overlay_images: Any = None, negative_prompt: str = None, eta: float = None, do_not_reload_embeddings: bool = False, denoising_strength: float = 0, ddim_discretize: str = None, s_min_uncond: float = 0.0, s_churn: float = 0.0, s_tmax: float = None, s_tmin: float = 0.0, s_noise: float = 1.0, override_settings: Dict[str, Any] = None, override_settings_restore_afterwards: bool = True, sampler_index: int = None, script_args: list = None):

+    def __init__(self, sd_model=None, outpath_samples=None, outpath_grids=None, prompt: str = "", styles: List[str] = None, seed: int = -1, subseed: int = -1, subseed_strength: float = 0, seed_resize_from_h: int = -1, seed_resize_from_w: int = -1, seed_enable_extras: bool = True, sampler_name: str = None, batch_size: int = 1, n_iter: int = 1, steps: int = 50, cfg_scale: float = 7.0, width: int = 512, height: int = 512, restore_faces: bool = False, tiling: bool = False, do_not_save_samples: bool = False, do_not_save_grid: bool = False, extra_generation_params: Dict[Any, Any] = None, overlay_images: Any = None, negative_prompt: str = None, eta: float = None, do_not_reload_embeddings: bool = False, denoising_strength: float = 0, ddim_discretize: str = None, s_min_uncond: float = 0.0, s_churn: float = 0.0, s_tmax: float = None, s_tmin: float = 0.0, s_noise: float = 1.0, override_settings: Dict[str, Any] = None, override_settings_restore_afterwards: bool = True, sampler_index: int = None, script_args: list = None, enable_karras: bool = False, sigma_min: float=0.1, sigma_max: float=10.0, rho: float=7.0):

         if sampler_index is not None:

             print("sampler_index argument for StableDiffusionProcessing does not do anything; use sampler_name", file=sys.stderr)

 

@@ -146,6 +146,10 @@ class StableDiffusionProcessing:
         self.s_tmin = s_tmin or opts.s_tmin

         self.s_tmax = s_tmax or float('inf')  # not representable as a standard ui option

         self.s_noise = s_noise or opts.s_noise

+        self.enable_karras = enable_karras

+        self.sigma_max = sigma_max

+        self.sigma_min = sigma_min

+        self.rho = rho

         self.override_settings = {k: v for k, v in (override_settings or {}).items() if k not in shared.restricted_opts}

         self.override_settings_restore_afterwards = override_settings_restore_afterwards

         self.is_using_inpainting_conditioning = False

@@ -558,6 +562,10 @@ def create_infotext(p, all_prompts, all_seeds, all_subseeds, comments=None, iter
     generation_params = {

         "Steps": p.steps,

         "Sampler": p.sampler_name,

+        "Enable Custom Karras Schedule": p.enable_karras,

+        "Karras Scheduler sigma_max": p.sigma_max,

+        "Karras Scheduler sigma_min": p.sigma_min,

+        "Karras Scheduler rho": p.rho,

         "CFG scale": p.cfg_scale,

         "Image CFG scale": getattr(p, 'image_cfg_scale', None),

         "Seed": all_seeds[index],