ComfyUI  >  Nodes  >  ComfyUI's ControlNet Auxiliary Preprocessors >  Scribble Lines

ComfyUI Node: Scribble Lines

Class Name

ScribblePreprocessor

Category
ControlNet Preprocessors/Line Extractors
Author
Fannovel16 (Account age: 3127 days)
Extension
ComfyUI's ControlNet Auxiliary Preproces...
Latest Updated
6/18/2024
Github Stars
1.6K

How to Install ComfyUI's ControlNet Auxiliary Preprocessors

Install this extension via the ComfyUI Manager by searching for  ComfyUI's ControlNet Auxiliary Preprocessors
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter ComfyUI's ControlNet Auxiliary Preprocessors in the search bar
After installation, click the  Restart button to restart ComfyUI. Then, manually refresh your browser to clear the cache and access the updated list of nodes.

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Scribble Lines Description

Extracts line art from images, creating scribble-like format for AI artists using ScribbleDetector model.

Scribble Lines:

The ScribblePreprocessor node is designed to extract line art from images, transforming them into a scribble-like format. This node is particularly useful for AI artists who want to create line-based representations of their images, which can be used for various artistic effects or as a preprocessing step for further image manipulation. By leveraging the ScribbleDetector model, this node simplifies the process of converting complex images into clean, scribble-style line art, making it easier to apply subsequent artistic transformations or analyses.

Scribble Lines Input Parameters:

image

The image parameter is the input image that you want to process. This image will be transformed into a scribble-like line art representation. The image should be provided in a compatible format that the node can process.

resolution

The resolution parameter determines the resolution at which the image will be processed. Higher resolutions can capture more details but may require more computational resources. The default value is 512, with a typical range from 64 to 1024, depending on the desired level of detail and available resources.

Scribble Lines Output Parameters:

IMAGE

The output is an image that represents the scribble-like line art extracted from the input image. This output can be used directly for artistic purposes or as an intermediate step in a more complex image processing pipeline. The resulting image retains the essential contours and lines of the original image, presented in a simplified, scribble format.

Scribble Lines Usage Tips:

  • To achieve the best results, use high-contrast images where the subject is clearly distinguishable from the background.
  • Experiment with different resolution settings to find the optimal balance between detail and processing time for your specific use case.
  • Use the output scribble image as a base layer for further artistic enhancements, such as coloring or texture application.

Scribble Lines Common Errors and Solutions:

Image format not supported

  • Explanation: The input image is in a format that the node cannot process.
  • Solution: Convert the image to a supported format, such as PNG or JPEG, before using the node.

Resolution too high

  • Explanation: The specified resolution exceeds the maximum allowable limit or the available computational resources.
  • Solution: Reduce the resolution to a lower value that is within the acceptable range and try again.

Model loading error

  • Explanation: There was an issue loading the ScribbleDetector model.
  • Solution: Ensure that the model files are correctly installed and accessible. If the problem persists, try reinstalling the model or checking for updates.

Scribble Lines Related Nodes

Go back to the extension to check out more related nodes.
ComfyUI's ControlNet Auxiliary Preprocessors
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