コード例 #1
0
ファイル: Contour.py プロジェクト: djrtwo/SoundSpace
    def find_contours(cls, image, threshold=THRESHOLD):
        image_gray = utils.BGR_to_gray(image)
        ret, thresh = cv2.threshold(image_gray, threshold, 255, 0)
        base_contours, hierarchy = cv2.findContours(thresh, cv2.RETR_TREE, 
                                                cv2.CHAIN_APPROX_SIMPLE)
        
        # base_contours = [utils.approx_contour(cnt) for cnt in base_contours]
        
        contours = []
        for contour in base_contours:
            area = cv2.contourArea(contour)
            
            mask = utils.mask_from_contour_points(image, contour)
            color = cv2.mean(image, mask=mask)
            
            perimeter = cv2.arcLength(contour, True)

            M = cv2.moments(contour)
            try:
                centroid_x = int(M['m10']/M['m00'])
                centroid_y = int(M['m01']/M['m00'])
            
                contours.append(Contour(contour, color, centroid_x, centroid_y, area, perimeter))
            except ZeroDivisionError:
                pass
        
        return contours
コード例 #2
0
ファイル: Region.py プロジェクト: djrtwo/SoundSpace
 def mask_image(self, image):
     mask = utils.mask_from_contour_points(image, self.points)
     return utils.apply_mask(image, mask)