ComfyUI/comfy_extras/nodes_image_compare.py
2025-12-31 20:00:12 -05:00

54 lines
1.6 KiB
Python

import nodes
from typing_extensions import override
from comfy_api.latest import IO, ComfyExtension
class ImageCompare(IO.ComfyNode):
"""Compares two images with a slider interface."""
@classmethod
def define_schema(cls):
return IO.Schema(
node_id="ImageCompare",
display_name="Image Compare",
description="Compares two images side by side with a slider.",
category="image",
is_experimental=True,
is_output_node=True,
inputs=[
IO.Image.Input("image_a", optional=True),
IO.Image.Input("image_b", optional=True),
IO.ImageCompare.Input("compare_view"),
],
outputs=[],
)
@classmethod
def execute(cls, image_a=None, image_b=None, compare_view=None) -> IO.NodeOutput:
result = {"a_images": [], "b_images": []}
preview_node = nodes.PreviewImage()
if image_a is not None and len(image_a) > 0:
saved = preview_node.save_images(image_a, "comfy.compare.a")
result["a_images"] = saved["ui"]["images"]
if image_b is not None and len(image_b) > 0:
saved = preview_node.save_images(image_b, "comfy.compare.b")
result["b_images"] = saved["ui"]["images"]
return IO.NodeOutput(ui=result)
class ImageCompareExtension(ComfyExtension):
@override
async def get_node_list(self) -> list[type[IO.ComfyNode]]:
return [
ImageCompare,
]
async def comfy_entrypoint() -> ImageCompareExtension:
return ImageCompareExtension()