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https://github.com/blakeblackshear/frigate.git
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baf671b764
* Force birdseye cameras into standard aspect ratios * Organize utils * Update tests * Formatting * Isort * Fix tests * Cleanup * isort
69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
from unittest import TestCase, main
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import cv2
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import numpy as np
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from frigate.util.image import copy_yuv_to_position, get_yuv_crop
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class TestCopyYuvToPosition(TestCase):
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def setUp(self):
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self.source_frame_bgr = np.zeros((400, 800, 3), np.uint8)
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self.source_frame_bgr[:] = (0, 0, 255)
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self.source_yuv_frame = cv2.cvtColor(
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self.source_frame_bgr, cv2.COLOR_BGR2YUV_I420
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)
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y, u1, u2, v1, v2 = get_yuv_crop(
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self.source_yuv_frame.shape,
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(
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0,
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0,
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self.source_frame_bgr.shape[1],
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self.source_frame_bgr.shape[0],
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),
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)
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self.source_channel_dims = {
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"y": y,
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"u1": u1,
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"u2": u2,
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"v1": v1,
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"v2": v2,
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}
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self.dest_frame_bgr = np.zeros((400, 800, 3), np.uint8)
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self.dest_frame_bgr[:] = (112, 202, 50)
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self.dest_frame_bgr[100:300, 200:600] = (255, 0, 0)
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self.dest_yuv_frame = cv2.cvtColor(self.dest_frame_bgr, cv2.COLOR_BGR2YUV_I420)
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def test_clear_position(self):
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copy_yuv_to_position(self.dest_yuv_frame, (100, 100), (100, 100))
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# cv2.imwrite(f"source_frame_yuv.jpg", self.source_yuv_frame)
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# cv2.imwrite(f"dest_frame_yuv.jpg", self.dest_yuv_frame)
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def test_copy_position(self):
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copy_yuv_to_position(
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self.dest_yuv_frame,
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(100, 100),
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(100, 200),
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self.source_yuv_frame,
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self.source_channel_dims,
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)
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# cv2.imwrite(f"source_frame_yuv.jpg", self.source_yuv_frame)
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# cv2.imwrite(f"dest_frame_yuv.jpg", self.dest_yuv_frame)
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def test_copy_position_full_screen(self):
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copy_yuv_to_position(
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self.dest_yuv_frame,
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(0, 0),
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(400, 800),
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self.source_yuv_frame,
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self.source_channel_dims,
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)
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# cv2.imwrite(f"source_frame_yuv.jpg", self.source_yuv_frame)
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# cv2.imwrite(f"dest_frame_yuv.jpg", self.dest_yuv_frame)
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if __name__ == "__main__":
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main(verbosity=2)
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