Merge branch 'AUTOMATIC1111:master' into fix-sd-arch-switch-in-override-settings

1 files changed, 6 insertions, 3 deletions

diff --git a/modules/sd_samplers.py b/modules/sd_samplers.py
index 177b5338..3851a77f 100644
--- a/modules/sd_samplers.py
+++ b/modules/sd_samplers.py
@@ -97,8 +97,9 @@ sampler_extra_params = {
 

 def setup_img2img_steps(p, steps=None):

     if opts.img2img_fix_steps or steps is not None:

-        steps = int((steps or p.steps) / min(p.denoising_strength, 0.999)) if p.denoising_strength > 0 else 0

-        t_enc = p.steps - 1

+        requested_steps = (steps or p.steps)

+        steps = int(requested_steps / min(p.denoising_strength, 0.999)) if p.denoising_strength > 0 else 0

+        t_enc = requested_steps - 1

     else:

         steps = p.steps

         t_enc = int(min(p.denoising_strength, 0.999) * steps)

@@ -465,7 +466,9 @@ class KDiffusionSampler:
         if p.sampler_noise_scheduler_override:

             sigmas = p.sampler_noise_scheduler_override(steps)

         elif self.config is not None and self.config.options.get('scheduler', None) == 'karras':

-            sigmas = k_diffusion.sampling.get_sigmas_karras(n=steps, sigma_min=0.1, sigma_max=10, device=shared.device)

+            sigma_min, sigma_max = (0.1, 10) if opts.use_old_karras_scheduler_sigmas else (self.model_wrap.sigmas[0].item(), self.model_wrap.sigmas[-1].item())

+

+            sigmas = k_diffusion.sampling.get_sigmas_karras(n=steps, sigma_min=sigma_min, sigma_max=sigma_max, device=shared.device)

         else:

             sigmas = self.model_wrap.get_sigmas(steps)