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Inpainting/controlnet-inpaint affects areas outside masked area #4189

Description

@Metal079

Describe the bug

Inpainting seems to subtly affect areas outside the masked area. After many generations, the effect becomes very noticeable. Was unsure if I am somehow using it wrong since all I could find about this was this old issue

divamgupta/diffusionbee-stable-diffusion-ui#269

Reproduction

Relevent code im using for my fastapi application. Uses control-net inpaint but also happens with regular inpaint.

# Controlnet
controlnet = ControlNetModel.from_pretrained(
    "lllyasviel/control_v11p_sd15_inpaint", 
    torch_dtype=torch.float16
).to("cuda")
inpainting = StableDiffusionControlNetInpaintPipeline.from_pretrained(
    "testSonicBeta4", controlnet=controlnet, 
    torch_dtype=torch.float16
).to("cuda")
inpainting.scheduler = EulerAncestralDiscreteScheduler.from_config(inpainting.scheduler.config)
inpainting.enable_vae_slicing()
tomesd.apply_patch(inpainting, ratio=0.3)

# Convert base64 string to PIL Image
base64_image = request_data.image
image_data = base64.b64decode(base64_image)
image = Image.open(io.BytesIO(image_data))
# image.show()

# Same for inpaint_mask
base64_mask_image = request_data.mask_image
mask_image_data = base64.b64decode(base64_mask_image)
mask_image = Image.open(io.BytesIO(mask_image_data))
mask_image = PIL.ImageOps.invert(mask_image)
# mask_image.show()

control_image = make_inpaint_condition(image, mask_image)
# control_image.show()

images = inpainting(prompt=request_data.prompt, 
        negative_prompt=request_data.negative_prompt, 
        image=image,
        mask_image=mask_image,
        strength=float(request_data.strength),
        num_images_per_prompt=4, 
        num_inference_steps=20, 
        guidance_scale=float(request_data.guidance_scale),
        generator=seed,
        control_image=control_image
        ).images

Logs

No response

System Info

Windows 11, python 3.11, diffusers 0.18.2

rtx 4090 on latest drivers

Who can help?

@patrickvonplaten @sayakpaul

Activity

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