ComfyUI > Nodes > WAS Node Suite > MiDaS Depth Approximation

ComfyUI Node: MiDaS Depth Approximation

Class Name

MiDaS Depth Approximation

Category
WAS Suite/Image/AI
Author
WASasquatch (Account age: 4688days)
Extension
WAS Node Suite
Latest Updated
2024-08-25
Github Stars
1.07K

How to Install WAS Node Suite

Install this extension via the ComfyUI Manager by searching for WAS Node Suite
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter WAS Node Suite 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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MiDaS Depth Approximation Description

Estimate depth from images using MiDaS model for 3D reconstruction, AR, and image editing with CPU/GPU support.

MiDaS Depth Approximation:

The MiDaS Depth Approximation node is designed to estimate depth information from a given image using the MiDaS (Mixed Depth and Scale) model. This node leverages advanced deep learning techniques to generate a depth map, which represents the distance of objects from the camera. The depth map can be used in various applications such as 3D reconstruction, augmented reality, and image editing. By converting 2D images into depth maps, you can add a new dimension to your creative projects, enabling more realistic and immersive experiences. The node supports different MiDaS models and can run on both CPU and GPU, providing flexibility and efficiency based on your hardware capabilities.

MiDaS Depth Approximation Input Parameters:

image

This parameter takes the input image for which the depth approximation is to be performed. The image should be in a tensor format compatible with the node's processing pipeline.

use_cpu

This parameter determines whether the computation should be performed on the CPU or GPU. Set to 'true' to use the CPU and 'false' to use the GPU. Using the GPU can significantly speed up the processing time if a compatible GPU is available.

midas_type

This parameter specifies the type of MiDaS model to be used for depth approximation. Options include 'DPT_Large', 'DPT_Hybrid', and other supported MiDaS models. The choice of model can affect the accuracy and performance of the depth estimation.

invert_depth

This parameter indicates whether the depth map should be inverted. Set to 'true' to invert the depth values, making closer objects appear darker and farther objects lighter. This can be useful for specific visual effects or further processing.

midas_model

This optional parameter allows you to provide a pre-loaded MiDaS model and its corresponding transform. If not provided, the node will download and load the specified MiDaS model automatically.

MiDaS Depth Approximation Output Parameters:

tensor_images

This output parameter provides the resulting depth map(s) as a tensor. The depth map represents the estimated distance of objects in the input image from the camera, with pixel values indicating relative depth.

MiDaS Depth Approximation Usage Tips:

  • For faster processing, use a GPU by setting the use_cpu parameter to 'false' if a compatible GPU is available.
  • Experiment with different MiDaS models (midas_type) to find the one that best suits your specific application and provides the desired balance between accuracy and performance.
  • Use the invert_depth parameter to adjust the visual representation of the depth map according to your needs, especially if you plan to use the depth map for further image processing or effects.

MiDaS Depth Approximation Common Errors and Solutions:

"MiDaS model not found"

  • Explanation: This error occurs when the specified MiDaS model cannot be found or downloaded.
  • Solution: Ensure that the midas_type parameter is set to a valid model name and that your internet connection is stable for downloading the model if it is not already available locally.

"CUDA device not available"

  • Explanation: This error occurs when the node is set to use the GPU (use_cpu set to 'false'), but no compatible CUDA device is found.
  • Solution: Check if your system has a compatible GPU with CUDA support. If not, set the use_cpu parameter to 'true' to use the CPU for processing.

"Invalid image format"

  • Explanation: This error occurs when the input image is not in the expected tensor format.
  • Solution: Ensure that the input image is correctly formatted as a tensor compatible with the node's processing requirements. Convert the image to the appropriate format if necessary.

MiDaS Depth Approximation Related Nodes

Go back to the extension to check out more related nodes.
WAS Node Suite
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