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karras samplers for img2img?

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AUTOMATIC 2022-10-06 23:27:01 +03:00
parent 405c8171d1
commit b34b25b4c9
1 changed files with 4 additions and 2 deletions
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6
modules/sd_samplers.py
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@ -338,9 +338,11 @@ class KDiffusionSampler:
steps, t_enc = setup_img2img_steps(p, steps) steps, t_enc = setup_img2img_steps(p, steps)
if p.sampler_noise_scheduler_override: if p.sampler_noise_scheduler_override:
sigmas = p.sampler_noise_scheduler_override(steps) 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)
else: else:
sigmas = self.model_wrap.get_sigmas(steps) sigmas = self.model_wrap.get_sigmas(steps)
noise = noise * sigmas[steps - t_enc - 1] noise = noise * sigmas[steps - t_enc - 1]
xi = x + noise xi = x + noise