ComfyUI Node: 🎨 PS Curve Preview

🎨 PS Curve Preview:

The CurvePreviewNode is designed as a specialized preview node for Photoshop-style curve adjustments within image processing workflows. Its primary purpose is to provide a visual representation of how curve adjustments will affect an image, allowing you to make informed decisions before applying changes. This node is particularly beneficial for artists and designers who want to fine-tune the tonal range and contrast of their images using curve adjustments. By integrating a right-click menu to open a curve editor, it offers a user-friendly interface for manipulating image curves, making it easier to achieve the desired visual effects. The node's main function is to facilitate a seamless preview experience, ensuring that you can see the impact of your adjustments in real-time without committing to permanent changes.

🎨 PS Curve Preview Input Parameters:

image

The image parameter is the sole input for the CurvePreviewNode, and it represents the image that you wish to preview with curve adjustments. This parameter is crucial as it serves as the basis for generating the preview, allowing you to visualize how different curve settings will alter the image's appearance. The input type is specified as IMAGE, indicating that it accepts image data. There are no specific minimum, maximum, or default values for this parameter, as it is dependent on the image you choose to work with. The effectiveness of the node's preview function relies on the quality and characteristics of the input image.

🎨 PS Curve Preview Output Parameters:

IMAGE

The output parameter for the CurvePreviewNode is also an IMAGE, which represents the visual result of the curve adjustments applied to the input image. This output is essential for evaluating the effects of your curve settings, as it provides a direct comparison between the original and adjusted images. The output image allows you to assess the impact of your adjustments on the tonal range, contrast, and overall aesthetic of the image, enabling you to make precise and informed decisions in your image editing process.

🎨 PS Curve Preview Usage Tips:

• Utilize the right-click menu to access the curve editor, which provides a convenient interface for adjusting image curves and previewing the results in real-time.
• Experiment with different curve settings to understand their impact on the image's tonal range and contrast, allowing you to achieve the desired visual effect before applying permanent changes.

🎨 PS Curve Preview Common Errors and Solutions:

Image not displaying in preview

• Explanation: This error may occur if the input image is not correctly loaded or if there is an issue with the image format.
• Solution: Ensure that the input image is in a supported format and is correctly loaded into the node. Check for any file path errors or format incompatibilities.

Curve editor not opening

• Explanation: This issue might arise if there is a problem with the right-click menu functionality or if the curve editor is not properly integrated.
• Solution: Verify that the node is correctly installed and that all dependencies are met. Restart the application and try accessing the curve editor again. If the problem persists, consult the documentation or support resources for further assistance.