A practical collection of nodes designed for ComfyUI that streamlines image and text processing workflows. Features include optimized resolution adjustment, text cleaning tools, dynamic image/text combination, and mask preview utilities. Created by a programmer who enjoys painting, this collection is perfect for artists and developers looking to enhance their AI art creation pipeline.

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🎯 Nodes

📐Image Resolution Adjuster

A utility node for adjusting image resolutions according to SDXL optimal aspect ratios.

Image resolution adjustment with customizable background color fill

Batch image redrawing with aspect ratio preservation

Flux Image Resolution Adjuster Batch Workflow Download

⬇️ Download Workflow JSON (Right Click Save As)

Features:

Supports all SDXL optimal resolutions:
- 1:1 (1024x1024)
- 9:7 (1152x896)
- 7:9 (896x1152)
- 3:2 (1216x832)
- 2:3 (832x1216)
- 7:4 (1344x768)
- 4:7 (768x1344)
- 12:5 (1536x640)
- 5:12 (640x1536)
Multiple extend modes:
- contain: Scale proportionally to fit within target size
- cover: Scale proportionally to cover target size
- fill: Stretch to fill target size
- inside: Like contain, but only downscale
- outside: Like cover, but only upscale
- top/bottom/left/right/center: Position image within target size
Adjustable scaling factor
Configurable maximum and minimum resolution limits
Background color picker
Maintains aspect ratio during adjustment

Usage:

Add the node to your workflow
Select target resolution from SDXL presets
Choose extend mode as needed
Use color picker to set background color
Adjust scaling factor and resolution limits as needed

✂️Remove Empty Lines And Leading Spaces

A text processing node that cleans up text by removing empty lines and leading/trailing spaces.

Features:

Removes empty lines from text
Removes leading and trailing spaces
Option to keep single empty line between paragraphs
Option to preserve indentation
Supports batch text processing

Usage Example:

Input text:
    Hello World    
  
     This is a test    
  
  
    Multiple empty lines above    

Output text (with default settings):
Hello World
This is a test
Multiple empty lines above

Parameters:

output type: Output type (text, list)
remove empty line option: Remove empty lines
remove loading space option: Remove spaces

Use Cases:

Cleaning up prompt text
Formatting text for LoRA training
Preparing text for text-to-image generation
Standardizing text input format

Remove extra empty lines and spaces to generate text:

Remove empty lines while keeping spaces to generate text:

Remove spaces while keeping empty lines to generate text:

Remove empty lines and spaces to generate list:

🔗Text Combiner✨

Added Text Combiner node for combining multiple text inputs into a single output.

Features:

Dynamic inputs: automatically adds new input points when connected
Flexible separators:
- Supports regular expressions
- Supports escape characters (e.g., \n, \r)
- Uses space when left empty
Smart line breaks: automatically splits output by line when separator includes newline
Auto filtering: removes empty lines while preserving pure space content

Usage Examples:

Basic Usage:
- Using comma separator: ,
- Output: text1, text2, text3
Line Break Separator:
- Using newline: \n
- Output:
```
text1
text2
text3
```
Mixed Separator:
- Using comma or newline: ,|\n
- Supports both separator types
Empty Separator:
- Leave empty
- Directly joins text with spaces

🖼️Dynamic Image Input

A node for dynamically combining multiple image inputs. Features:

Dynamic input ports: automatically adds new image input points when connected
Smart image processing:
- Automatically filters empty inputs
- Maintains image format and quality
- Supports batch image processing
Error handling:
- Returns blank image when no valid inputs
- Gracefully handles exceptions
Output format: returns image list for further processing

Usage:

Add the node to your workflow
Connect image inputs (new input ports will be created automatically)
Node will automatically combine all non-empty image inputs
Output can be connected to other nodes that require image lists

Use Cases:

Batch image processing
Image collection management
Dynamic workflow building
Image list generation

📝 Text Display Enhancer (Show Text Plus)

An enhanced text display node that provides more text formatting and display options.

Features:

Display Mode Options:
- Normal Mode: Displays text directly
Text Statistics Functionality:
- Character Count
- Word Count
- Line Count
Supports automatic line wrapping for long texts
Supports multilingual text

Usage Instructions:

Add the node to your workflow
Connect the text input
Select the display mode

📝 Multiline Text Input (Multiline Text)

A node that supports multiline text input, making it easy to input and edit long text content.

Features:

Supports multiline text input and editing
Retains text formatting and line breaks
Compatible with both Chinese and English input
User-friendly text editing interface
Supports copy and paste operations

Usage Instructions:

Add the node to your workflow
Double-click the text box to edit
Supports direct pasting of multiline text
Click outside the area to save after editing

Usage Scenarios:

Inputting long prompt phrases
Editing multiline descriptive texts
Batch text processing
Preparing texts for LoRA training

🎭Mask Preview

A utility node for previewing and inspecting image masks.

Features:

Intuitive mask area visualization
Multiple preview modes:
- Original mask
- Outline highlight
Support for batch mask preview
Real-time preview updates

Usage:

Add the node to your workflow
Connect mask input
Select preview mode
Adjust display parameters

📦 Installation

Navigate to ComfyUI's custom_nodes directory

Clone the repository:

cd custom_nodes
git clone https://github.com/jammyfu/ComfyUI_PaintingCoderUtils.git

Restart ComfyUI

📝 License

MIT License

🤝 Updates

v0.1.9 (2024-01-05)

Enhanced Image Resolution Adjuster
- Added mask feathering functionality
- Improved mask edge processing algorithm
- Enhanced mask processing performance
- Optimized edge smoothing effects

v0.1.8 (2024-01-04)

Optimized Text Combiner
- Improved text concatenation logic
- Enhanced performance for large text processing
- Fixed special character handling issues
- Optimized memory usage

v0.1.7 (2024-01-03)

Enhanced Image Resolution Adjuster
- Improved extend mode algorithms
- Enhanced image processing performance
- Fixed edge handling issues
- Optimized memory usage

v0.1.6 (2024-01-02)

Added Multiline Text Input node
- Support for multiline text input and editing
- Preserves text formatting and line breaks
- Compatible with both Chinese and English input
- User-friendly text editing interface
- Supports copy and paste operations

v0.1.5 (2024-12-28)

Added Mask Preview node
- Added real-time preview update
- Added batch mask preview

v0.1.4 (2024-12-27)

Added Show Text Plus node
- Added multiple display modes
- Implemented text statistics functionality
- Added support for custom display options
- Optimized long text display

v0.1.3 (2024-12-26)

Added Dynamic Image Input Combiner
- Implemented dynamic input ports
- Added smart image processing
- Optimized error handling mechanism
- Added support for image list output

v0.1.2 (2024-12-25)

Added image outline feature
Added text combiner node

v0.1.1 (2024-12-25)

Added TextCombiner node
- Implemented dynamic input connections
- Added support for regex separators
- Added support for newlines and escape characters
- Added empty separator handling
- Optimized text joining logic

v0.1.0 (2024-12-23)

Initial release
Added Image Resolution Adjuster:
- Support for SDXL optimal resolutions
- Multiple extend modes
- Color picker for background
- Scale factor adjustment
- Resolution limits
Added Remove Empty Lines And Leading Spaces:
- Text cleaning functionality
- Configurable preservation options
- Batch processing support

Planned Features

Dynamic image input combination
Text template system
More image processing utilities

🤝 Contributions

Issues and Pull Requests are welcome!

🙏 Acknowledgements

ComfyUI Team
Impact-Pack Project