ComfyUI Extension: ComfyUI Blend Image Nodes

Authored by thalismind

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This repository contains a ComfyUI node for blending images using various blending modes. Can be used to watermark images, create overlays, or apply effects to images in a ComfyUI workflow.

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    README

    ComfyUI Blend Image Nodes

    Transform your ComfyUI workflows with powerful image blending capabilities! This repository provides a comprehensive set of nodes for blending images using various professional blending modes. Perfect for creating watermarks, overlays, effects, and stunning composite images directly within your ComfyUI pipeline.

    Seamlessly combine two images with an extensive selection of blending techniques including normal, multiply, screen, overlay, and many more. Whether you're a digital artist, content creator, or AI enthusiast, these nodes will elevate your image processing workflows.

    ✨ Key Features

    • Professional Blending Modes: Access to all blending modes from the industry-standard blend-modes library
    • Flexible Positioning: Anchor overlay images to center, sides, or corners with pixel-perfect control
    • Opacity Control: Fine-tune the transparency of overlay images for subtle effects
    • Batch Processing: Process multiple images simultaneously for efficient workflow automation
    • Video Support: Blend frames in video sequences with the same powerful controls
    • Real-time Progress: Visual progress bar in ComfyUI keeps you informed during batch operations
    • Easy Integration: Drop-in compatibility with existing ComfyUI workflows

    Installation

    Clone the repository into the ComfyUI custom_nodes directory:

    git clone https://github.com/thalismind/ComfyUI-Blend-Nodes.git custom_nodes/ComfyUI-Blend-Nodes

    Usage

    Dive into the examples directory to explore comprehensive workflow examples that demonstrate the full potential of these blend nodes.

    Basic Image Blending

    Start with simple image combinations:

    Basic Example

    Advanced Mask Blending

    Create sophisticated effects with mask-based blending:

    Mask Blending Example

    Available Nodes

    • image/Blend Image - Your go-to node for all blending operations

    Blending Modes

    Unlock the full spectrum of professional blending techniques. All blending modes from https://pypi.org/project/blend-modes/ are supported:

    • Soft Light - Gentle contrast enhancement
    • Lighten Only - Preserve highlights while blending
    • Dodge - Brighten and intensify colors
    • Addition - Additive color blending
    • Darken Only - Preserve shadows and dark areas
    • Multiply - Classic darkening blend
    • Hard Light - High-contrast dramatic effects
    • Difference - Create unique color inversions
    • Subtract - Remove colors and create effects
    • Grain Extract - Extract texture and grain
    • Grain Merge - Merge texture and grain
    • Divide - Mathematical color division
    • Overlay - Versatile contrast enhancement
    • Normal - Standard alpha blending

    License

    This project is licensed under the AGPL-3.0 License. See the LICENSE file for details.