mask arr

identify_cards.py

@@ -304,9 +304,9 @@ def get_not_white_mask(img):
     l_channel = lab_patch[:, :, 0]
     a_channel = lab_patch[:, :, 1]
     b_channel = lab_patch[:, :, 2]
-    mask_l = cv2.threshold(l_channel, 165, 255, cv2.THRESH_BINARY_INV)[1]
-    mask_a = cv2.threshold(a_channel, 120, 255, cv2.THRESH_BINARY)[1]
-    mask_b = cv2.threshold(b_channel, 120, 255, cv2.THRESH_BINARY)[1]
+    mask_l = cv2.threshold(l_channel, 170, 255, cv2.THRESH_BINARY_INV)[1]
+    mask_a = cv2.threshold(a_channel, 130, 255, cv2.THRESH_BINARY)[1]
+    mask_b = cv2.threshold(b_channel, 130, 255, cv2.THRESH_BINARY)[1]
     mask_ab = cv2.bitwise_or(mask_a, mask_b)
     text_mask = cv2.bitwise_and(mask_l, mask_ab)
     return text_mask