def find_blobs(cls, image):
blobs = []
if cls.DARK_ON_LIGHT:
image = utils.get_invert_image(image)
contours = Contour.find_contours(image, 150)
for contour in contours:
if contour.area >= PIXEL_MIN:
blobs.append(Blob.from_contour(contour))
return blobs
def find_regions_by_border_color(cls, image_BGR, hsv_border_color=utils.HSV_BLACK):
image_HSV = utils.BGR_to_HSV(image_BGR)
min_max = utils.HSV_BLACK_RANGE if cls.BLACK_BORDER else utils.get_HSV_range(hsv_border_color)
thresh = utils.gray_to_BGR(cv2.inRange(image_HSV, min_max['min'], min_max['max']))
# utils.show_image(thresh, 2000, 'debug')
contours = Contour.find_contours(thresh)
contours = Contour.remove_frame(contours)
contours = Contour.without_small_contours(contours,
utils.image_size(image_BGR)*cls.MIN_RATIO)
regions = []
for contour in contours:
regions.append(Region.from_contour(contour))
return regions
