ComfyUI  >  Nodes  >  KJNodes for ComfyUI >  Batch CLIPSeg

ComfyUI Node: Batch CLIPSeg

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kijai (Account age: 2192 days)
KJNodes for ComfyUI
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How to Install KJNodes for ComfyUI

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

Efficient batch image segmentation using CLIPSeg model for AI artists, providing precise segmentation masks.

Batch CLIPSeg:

BatchCLIPSeg is a powerful node designed to facilitate batch image segmentation using the CLIPSeg model. This node leverages the capabilities of the CLIPSegProcessor and CLIPSegForImageSegmentation from the transformers library to perform image segmentation tasks efficiently. The primary goal of BatchCLIPSeg is to process multiple images simultaneously, making it an ideal tool for AI artists who need to segment large batches of images quickly and accurately. By utilizing advanced machine learning techniques, BatchCLIPSeg can identify and segment various objects within images, providing precise and detailed segmentation masks. This node is particularly beneficial for tasks that require high-quality segmentation, such as creating datasets for training other models, enhancing image editing workflows, or generating artistic effects.

Batch CLIPSeg Input Parameters:


The images parameter is a batch of images that you want to segment. These images should be in a tensor format with dimensions (B, H, W, C), where B is the batch size, H is the height, W is the width, and C is the number of channels. This parameter is crucial as it provides the raw data that the node will process to generate segmentation masks.


The use_cuda parameter determines whether to use a CUDA-enabled GPU for processing. If set to True, the node will utilize the GPU, which can significantly speed up the segmentation process. If set to False, the node will use the CPU. The default value is typically True if a compatible GPU is available. This parameter impacts the performance and speed of the node's execution.


The opt_model parameter allows you to specify a pre-loaded model and processor. If provided, the node will use this model instead of loading a new one from the checkpoint path. This can be useful if you have a custom-trained model or want to avoid the overhead of loading the model repeatedly. The default value is None.

Batch CLIPSeg Output Parameters:


The segmentation_masks parameter is the output of the node, which consists of the segmentation masks for the input images. These masks are in a tensor format with dimensions (B, H, W), where B is the batch size, H is the height, and W is the width. Each mask indicates the segmented regions within the corresponding input image, providing a clear delineation of different objects or areas.

Batch CLIPSeg Usage Tips:

  • Ensure that your input images are pre-processed and normalized correctly to achieve the best segmentation results.
  • Utilize a CUDA-enabled GPU by setting use_cuda to True for faster processing, especially when working with large batches of images.
  • If you have a custom-trained CLIPSeg model, use the opt_model parameter to load it directly and save time on model initialization.

Batch CLIPSeg Common Errors and Solutions:

"Model not found at checkpoint path"

  • Explanation: This error occurs when the specified checkpoint path does not contain the required model files.
  • Solution: Verify that the checkpoint path is correct and that the model files are present. If necessary, download the model from the specified repository.

"CUDA device not available"

  • Explanation: This error occurs when use_cuda is set to True, but a compatible CUDA-enabled GPU is not available.
  • Solution: Ensure that your system has a CUDA-enabled GPU and that the necessary drivers and libraries are installed. Alternatively, set use_cuda to False to use the CPU.

"Input images tensor has incorrect dimensions"

  • Explanation: This error occurs when the input images tensor does not have the expected dimensions (B, H, W, C).
  • Solution: Check the shape of your input images tensor and ensure it matches the required dimensions. Pre-process your images if necessary to conform to the expected format.

Batch CLIPSeg Related Nodes

Go back to the extension to check out more related nodes.
KJNodes for ComfyUI

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