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Add --kernel-size #20

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Add --kernel-size #20

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4 changes: 2 additions & 2 deletions blur_detection/detection.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,11 +9,11 @@ def fix_image_size(image: numpy.array, expected_pixels: float = 2E6):
return cv2.resize(image, (0, 0), fx=ratio, fy=ratio)


def estimate_blur(image: numpy.array, threshold: int = 100):
def estimate_blur(image: numpy.array, threshold: int = 100, ksize: int = 1):
if image.ndim == 3:
image = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)

blur_map = cv2.Laplacian(image, cv2.CV_64F)
blur_map = cv2.Laplacian(image, cv2.CV_64F, ksize=ksize)
score = numpy.var(blur_map)
return blur_map, score, bool(score < threshold)

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3 changes: 2 additions & 1 deletion process.py
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Expand Up @@ -17,6 +17,7 @@ def parse_args():
parser.add_argument('-s', '--save-path', type=str, default=None, help='path to save output')

parser.add_argument('-t', '--threshold', type=float, default=100.0, help='blurry threshold')
parser.add_argument('-k', '--kernel-size', type=int, default=1, help='kernel size')
parser.add_argument('-f', '--variable-size', action='store_true', help='fix the image size')

parser.add_argument('-v', '--verbose', action='store_true', help='set logging level to debug')
Expand Down Expand Up @@ -74,7 +75,7 @@ def find_images(image_paths, img_extensions=['.jpg', '.png', '.jpeg']):
else:
logging.warning('not normalizing image size for consistent scoring!')

blur_map, score, blurry = estimate_blur(image, threshold=args.threshold)
blur_map, score, blurry = estimate_blur(image, threshold=args.threshold, ksize=args.kernel_size)

logging.info(f'image_path: {image_path} score: {score} blurry: {blurry}')
results.append({'input_path': str(image_path), 'score': score, 'blurry': blurry})
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