Also use alpha channel from img2img input image as mask

1 files changed, 4 insertions, 2 deletions

diff --git a/modules/img2img.py b/modules/img2img.py
index 3129798d..1e734ac8 100644
--- a/modules/img2img.py
+++ b/modules/img2img.py
@@ -1,5 +1,5 @@
 import math

-from PIL import Image

+from PIL import Image, ImageOps, ImageChops

 

 from modules.processing import Processed, StableDiffusionProcessingImg2Img, process_images

 from modules.shared import opts, state

@@ -16,7 +16,9 @@ def img2img(prompt: str, init_img, init_img_with_mask, steps: int, sampler_index
 

     if is_inpaint:

         image = init_img_with_mask['image']

-        mask = init_img_with_mask['mask']

+        alpha_mask = ImageOps.invert(image.split()[-1]).convert('L').point(lambda x: 255 if x > 0 else 0, mode='1')

+        mask = ImageChops.lighter(alpha_mask, init_img_with_mask['mask'].convert('L')).convert('RGBA')

+        image = image.convert('RGB')

     else:

         image = init_img

         mask = None