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Nelle Varoquaux
43 lines
711 B
Python
43 lines
711 B
Python
"""Convenience functions to load sample data.
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"""
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import os as _os
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from ..io import imread
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from skimage import data_dir
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def load(f):
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"""Load an image file located in the data directory.
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Parameters
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----------
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f : string
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File name.
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Returns
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-------
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img : ndarray
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Image loaded from skimage.data_dir.
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"""
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return imread(_os.path.join(data_dir, f))
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def camera():
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"""Gray "camera" image, often used for segmentation
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and denoising examples.
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"""
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return load("camera.png")
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def lena():
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"""Colour "Lena" image.
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"""
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return load("lena.png")
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def checkerboard():
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"""Checkerboard image.
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"""
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return load("chessboard_RGB.png")
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