Rerun

DepthImage

A depth image, i.e. as captured by a depth camera.

Each pixel corresponds to a depth value in units specified by components.DepthMeter.

Components components

Required: ImageBuffer, ImageFormat

Optional: DepthMeter, Colormap, ValueRange, FillRatio, DrawOrder

Shown in shown-in

Examples examples

Simple example simple-example

"""Create and log a depth image."""

import numpy as np
import rerun as rr

depth_image = 65535 * np.ones((200, 300), dtype=np.uint16)
depth_image[50:150, 50:150] = 20000
depth_image[130:180, 100:280] = 45000

rr.init("rerun_example_depth_image_simple", spawn=True)

# Log the tensor, assigning names to each dimension
rr.log("depth", rr.DepthImage(depth_image, meter=10_000.0))
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Depth to 3D example depth-to-3d-example

"""Create and log a depth image and pinhole camera."""

import numpy as np
import rerun as rr

depth_image = 65535 * np.ones((200, 300), dtype=np.uint16)
depth_image[50:150, 50:150] = 20000
depth_image[130:180, 100:280] = 45000

rr.init("rerun_example_depth_image_3d", spawn=True)

# If we log a pinhole camera model, the depth gets automatically back-projected to 3D
rr.log(
    "world/camera",
    rr.Pinhole(
        width=depth_image.shape[1],
        height=depth_image.shape[0],
        focal_length=200,
    ),
)

# Log the tensor.
rr.log("world/camera/depth", rr.DepthImage(depth_image, meter=10_000.0, colormap="viridis"))
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