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70 lines
2.6 KiB
Python
70 lines
2.6 KiB
Python
import itertools
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import random
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from imaginairy.utils.roi_utils import (
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RoiNotInBoundsError,
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resize_roi_coordinates,
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square_roi_coordinate,
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)
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def test_square_roi_coordinate():
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img_sizes = (10, 100, 200, 511, 513, 1024)
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# iterate through all permutations of image sizes using itertools.product
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for img_width, img_height in itertools.product(img_sizes, img_sizes):
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# randomly generate a region of interest
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for _ in range(100):
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x1 = random.randint(0, img_width)
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y1 = random.randint(0, img_height)
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x2 = random.randint(x1, img_width)
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y2 = random.randint(y1, img_height)
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roi = x1, y1, x2, y2
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try:
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x1, y1, x2, y2 = square_roi_coordinate(roi, img_width, img_height)
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except RoiNotInBoundsError:
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continue
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assert (
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x2 - x1 == y2 - y1
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), f"ROI is not square: img_width: {img_width}, img_height: {img_height}, roi: {roi}"
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# resize_roi_coordinates
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def test_square_resize_roi_coordinates():
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img_sizes = (10, 100, 200, 403, 511, 513, 604, 1024)
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# iterate through all permutations of image sizes using itertools.product
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img_sizes = list(itertools.product(img_sizes, img_sizes))
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for img_width, img_height in img_sizes:
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# randomly generate a region of interest
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rois = []
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for _ in range(100):
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x1 = random.randint(0 + 1, img_width - 1)
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y1 = random.randint(0 + 1, img_height - 1)
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x2 = random.randint(x1 + 1, img_width)
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y2 = random.randint(y1 + 1, img_height)
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roi = x1, y1, x2, y2
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rois.append(roi)
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rois.append((392, 85, 695, 389))
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for roi in rois:
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try:
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squared_roi = square_roi_coordinate(roi, img_width, img_height)
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except RoiNotInBoundsError:
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continue
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for n in range(10):
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factor = 1.25 + 0.3 * n
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x1, y1, x2, y2 = resize_roi_coordinates(
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squared_roi, factor, img_width, img_height
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)
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assert (
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x2 - x1 == y2 - y1
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), f"ROI is not square: img_width: {img_width}, img_height: {img_height}, roi: {roi}"
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x1, y1, x2, y2 = resize_roi_coordinates(
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squared_roi, factor, img_width, img_height, expand_up=False
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)
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assert (
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x2 - x1 == y2 - y1
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), f"ROI is not square: img_width: {img_width}, img_height: {img_height}, roi: {roi}"
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