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import numpy as np
import imgviz
def test_label2rgb():
data = imgviz.data.arc2017()
H, W = data["class_label"].shape[:2]
labelviz = imgviz.label2rgb(label=data["class_label"])
assert labelviz.dtype == np.uint8
assert labelviz.shape == (H, W, 3)
labelviz = imgviz.label2rgb(label=data["class_label"], image=data["rgb"])
assert labelviz.dtype == np.uint8
assert labelviz.shape == (H, W, 3)
labelviz = imgviz.label2rgb(
label=data["class_label"],
image=data["rgb"],
label_names=data["class_names"],
)
assert labelviz.dtype == np.uint8
assert labelviz.shape == (H, W, 3)
labelviz = imgviz.label2rgb(
label=data["class_label"],
image=data["rgb"],
label_names=data["class_names"],
alpha=[0.5 for _ in data["class_names"]],
)
assert labelviz.dtype == np.uint8
assert labelviz.shape == (H, W, 3)
labelviz = imgviz.label2rgb(
label=data["class_label"],
image=data["rgb"],
label_names=data["class_names"],
alpha={i: 0.5 for i in range(len(data["class_names"]))},
)
assert labelviz.dtype == np.uint8
assert labelviz.shape == (H, W, 3)
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