Update app.py

upped step numbers

app.py

@@ -123,7 +123,7 @@ def inference(
         generator=generator,
         control_guidance_start=float(control_guidance_start),
         control_guidance_end=float(control_guidance_end),
-        num_inference_steps=15,
+        num_inference_steps=30,
         output_type="latent"
     )
     control_image_large = center_crop_resize(control_image, (1024, 1024))
@@ -135,7 +135,7 @@ def inference(
         image=upscaled_latents,
         guidance_scale=float(guidance_scale),
         generator=generator,
-        num_inference_steps=20,
+        num_inference_steps=30,
         strength=upscaler_strength,
         control_guidance_start=float(control_guidance_start),
         control_guidance_end=float(control_guidance_end),