InvokeAI/invokeai/app/invocations/cv.py

40 lines
1.6 KiB
Python

# Copyright (c) 2022 Kyle Schouviller (https://github.com/kyle0654)
import cv2 as cv
import numpy
from PIL import Image, ImageOps
from invokeai.app.invocations.baseinvocation import BaseInvocation, invocation
from invokeai.app.invocations.fields import ImageField, InputField, WithBoard, WithMetadata
from invokeai.app.invocations.primitives import ImageOutput
from invokeai.app.services.shared.invocation_context import InvocationContext
@invocation("cv_inpaint", title="OpenCV Inpaint", tags=["opencv", "inpaint"], category="inpaint", version="1.3.1")
class CvInpaintInvocation(BaseInvocation, WithMetadata, WithBoard):
"""Simple inpaint using opencv."""
image: ImageField = InputField(description="The image to inpaint")
mask: ImageField = InputField(description="The mask to use when inpainting")
def invoke(self, context: InvocationContext) -> ImageOutput:
image = context.images.get_pil(self.image.image_name)
mask = context.images.get_pil(self.mask.image_name)
# Convert to cv image/mask
# TODO: consider making these utility functions
cv_image = cv.cvtColor(numpy.array(image.convert("RGB")), cv.COLOR_RGB2BGR)
cv_mask = numpy.array(ImageOps.invert(mask.convert("L")))
# Inpaint
cv_inpainted = cv.inpaint(cv_image, cv_mask, 3, cv.INPAINT_TELEA)
# Convert back to Pillow
# TODO: consider making a utility function
image_inpainted = Image.fromarray(cv.cvtColor(cv_inpainted, cv.COLOR_BGR2RGB))
image_dto = context.images.save(image=image_inpainted)
return ImageOutput.build(image_dto)