ComfyUI > Nodes > ComfyUI > EmptySD3LatentImage

ComfyUI Node: EmptySD3LatentImage

Class Name

EmptySD3LatentImage

Category
latent/sd3
Author
ComfyAnonymous (Account age: 598days)
Extension
ComfyUI
Latest Updated
2024-08-12
Github Stars
45.85K

How to Install ComfyUI

Install this extension via the ComfyUI Manager by searching for ComfyUI
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter ComfyUI 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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EmptySD3LatentImage Description

Generate SD3 latent image tensor with constant value for AI art generation.

EmptySD3LatentImage:

The EmptySD3LatentImage node is designed to generate a latent image tensor filled with a constant value, specifically tailored for the SD3 latent format. This node is particularly useful for initializing latent spaces with a uniform value, which can be beneficial in various AI art generation processes. By providing a consistent starting point, it helps in maintaining uniformity and predictability in the initial stages of image generation. The node leverages the SD3 latent format's specific characteristics, ensuring compatibility and optimal performance within the SD3 framework.

EmptySD3LatentImage Input Parameters:

width

The width parameter defines the width of the latent image in pixels. It determines the horizontal dimension of the generated latent tensor. The width can range from a minimum of 16 pixels to a maximum defined by the system's maximum resolution, with a default value of 1024 pixels. Adjusting the width impacts the resolution and detail of the generated latent image.

height

The height parameter specifies the height of the latent image in pixels, setting the vertical dimension of the latent tensor. Similar to the width, the height can range from 16 pixels to the system's maximum resolution, with a default value of 1024 pixels. Modifying the height affects the overall size and aspect ratio of the latent image.

batch_size

The batch_size parameter indicates the number of latent images to generate in a single batch. It allows for the creation of multiple latent images simultaneously, which can be useful for batch processing and parallel computations. The batch size can range from 1 to 4096, with a default value of 1. Increasing the batch size can enhance processing efficiency but may require more computational resources.

EmptySD3LatentImage Output Parameters:

LATENT

The output parameter LATENT represents the generated latent image tensor. This tensor is filled with a constant value of 0.0609 and conforms to the SD3 latent format, which includes 16 channels. The output is a dictionary containing the key samples, which maps to the latent tensor. This output can be used as an input for subsequent nodes in the AI art generation pipeline, providing a standardized starting point for further processing and transformations.

EmptySD3LatentImage Usage Tips:

  • To achieve higher resolution latent images, increase the width and height parameters while ensuring they remain within the system's maximum resolution limits.
  • Utilize the batch_size parameter to generate multiple latent images simultaneously, which can save time and computational resources when processing large datasets or performing batch operations.
  • Experiment with different width and height values to find the optimal aspect ratio and resolution for your specific AI art project.

EmptySD3LatentImage Common Errors and Solutions:

Invalid width or height value

  • Explanation: The specified width or height value is outside the allowed range (16 to the system's maximum resolution).
  • Solution: Ensure that the width and height values are within the valid range and adjust them accordingly.

Batch size exceeds maximum limit

  • Explanation: The batch_size value exceeds the maximum allowed limit of 4096. - Solution: Reduce the batch_size value to 4096 or lower to comply with the allowed range.

Insufficient computational resources

  • Explanation: The system does not have enough computational resources (e.g., GPU memory) to generate the specified latent images.
  • Solution: Reduce the width, height, or batch_size values to lower the computational load, or upgrade the system's hardware to provide more resources.

EmptySD3LatentImage Related Nodes

Go back to the extension to check out more related nodes.
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