ComfyUI Custom Node is a specialized tool designed to convert images into frequency spectrum visualizations using the Fast Fourier Transform (FFT). It enables users to analyze images in the frequency domain, making it useful for various applications such as image processing and artistic effects.
- Transforms images into the frequency domain for in-depth analysis.
- Offers adjustable intensity for visualizing the frequency spectrum.
- Automatically applies grayscale conversion to input images.
Context
This tool serves as a custom node within ComfyUI, facilitating the visualization of an image's frequency spectrum. By employing FFT, it allows users to explore the underlying frequency components of images, which can be beneficial for both technical analysis and creative expression.
Key Features & Benefits
The primary feature of this tool is its ability to convert images into the frequency domain, providing a unique perspective on visual data. Users can manipulate the intensity of the spectrum visualization, which is crucial for tailoring outputs to specific requirements or preferences. Additionally, the automatic grayscale conversion simplifies the process, ensuring that users can focus on the frequency analysis without worrying about color complexities.
Advanced Functionalities
This custom node utilizes 2D FFT to process images, shifting frequency components to the center for better visualization. The logarithmic scaling of amplitude values enhances the visibility of lower frequencies, making it easier to analyze subtle details that might be overlooked in a standard image representation.
Practical Benefits
By integrating this custom node into the ComfyUI workflow, users gain enhanced control over image analysis and artistic creation. The ability to visualize and adjust frequency spectra streamlines the workflow, improves the quality of outputs, and increases efficiency, making it a valuable addition for both artists and analysts.
Credits/Acknowledgments
This tool was developed by bemoregt and is distributed under the MIT license, allowing for broad usage and modification within the open-source community.