From a24e30a78d237c2e931bcd8ca975a63b33e8b7b6 Mon Sep 17 00:00:00 2001 From: LDOUBLEV Date: Tue, 21 Jun 2022 17:58:13 +0800 Subject: [PATCH] fix training --- ppocr/data/imaug/label_ops.py | 30 ++++++++++++++++++++---------- 1 file changed, 20 insertions(+), 10 deletions(-) diff --git a/ppocr/data/imaug/label_ops.py b/ppocr/data/imaug/label_ops.py index 8b017b32..36017a82 100644 --- a/ppocr/data/imaug/label_ops.py +++ b/ppocr/data/imaug/label_ops.py @@ -23,7 +23,7 @@ import string from shapely.geometry import LineString, Point, Polygon import json import copy - +from scipy.spatial import distance as dist from ppocr.utils.logging import get_logger @@ -70,14 +70,22 @@ class DetLabelEncode(object): return data def order_points_clockwise(self, pts): - rect = np.zeros((4, 2), dtype="float32") - s = pts.sum(axis=1) - rect[0] = pts[np.argmin(s)] - rect[2] = pts[np.argmax(s)] - diff = np.diff(pts, axis=1) - rect[1] = pts[np.argmin(diff)] - rect[3] = pts[np.argmax(diff)] - return rect + """ + refer to :https://github.com/PyImageSearch/imutils/blob/9f740a53bcc2ed7eba2558afed8b4c17fd8a1d4c/imutils/perspective.py#L9 + """ + # sort the points based on their x-coordinates + xSorted = pts[np.argsort(pts[:, 0]), :] + + leftMost = xSorted[:2, :] + rightMost = xSorted[2:, :] + + leftMost = leftMost[np.argsort(leftMost[:, 1]), :] + (tl, bl) = leftMost + + D = dist.cdist(tl[np.newaxis], rightMost, "euclidean")[0] + (br, tr) = rightMost[np.argsort(D)[::-1], :] + + return np.array([tl, tr, br, bl], dtype="float32") def expand_points_num(self, boxes): max_points_num = 0 @@ -443,7 +451,9 @@ class KieLabelEncode(object): elif 'key_cls' in ann.keys(): labels.append(ann['key_cls']) else: - raise ValueError("Cannot found 'key_cls' in ann.keys(), please check your training annotation.") + raise ValueError( + "Cannot found 'key_cls' in ann.keys(), please check your training annotation." + ) edges.append(ann.get('edge', 0)) ann_infos = dict( image=data['image'], -- GitLab