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#!/usr/bin/env python
import matplotlib.colors
import matplotlib.pyplot as plt
import imgviz
def depth2rgb():
data = imgviz.data.arc2017()
depthviz_jet = imgviz.depth2rgb(
data["depth"], min_value=0.3, max_value=1, colormap="jet"
)
colormap = matplotlib.colors.LinearSegmentedColormap.from_list(
"Custom", [(0, 0, 0), (0, 1, 0)]
)
depthviz_custom = imgviz.depth2rgb(
data["depth"], min_value=0.3, max_value=1, colormap=colormap
)
# -------------------------------------------------------------------------
plt.figure(dpi=200)
plt.subplot(131)
plt.title("rgb")
plt.imshow(data["rgb"])
plt.axis("off")
plt.subplot(132)
plt.title("depth (jet color)")
plt.imshow(depthviz_jet)
plt.axis("off")
plt.subplot(133)
plt.title("depth (custom color)")
plt.imshow(depthviz_custom)
plt.axis("off")
img = imgviz.io.pyplot_to_numpy()
plt.close()
return img
if __name__ == "__main__":
from base import run_example
run_example(depth2rgb)
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