From 3532ee038f06083ca0c615bde54fd3180a45ea4a Mon Sep 17 00:00:00 2001 From: Glenn Jocher Date: Fri, 22 Mar 2019 14:52:58 +0200 Subject: [PATCH] Update datasets.py --- utils/datasets.py | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/utils/datasets.py b/utils/datasets.py index 92b59f5b..49703a91 100755 --- a/utils/datasets.py +++ b/utils/datasets.py @@ -137,20 +137,20 @@ class LoadImagesAndLabels(Dataset): # for training/testing # Load labels if os.path.isfile(label_path): - # labels0 = np.loadtxt(label_path, dtype=np.float32).reshape(-1, 5) # SLOWER with open(label_path, 'r') as file: lines = file.read().splitlines() - labels0 = np.array([x.split() for x in lines], dtype=np.float32) - # If label file is empty - if labels0.size is 0: + + x = np.array([x.split() for x in lines], dtype=np.float32) + if x.size is 0: + # Empty labels file labels = np.array([]) else: # Normalized xywh to pixel xyxy format - labels = labels0.copy() - labels[:, 1] = ratio * w * (labels0[:, 1] - labels0[:, 3] / 2) + padw - labels[:, 2] = ratio * h * (labels0[:, 2] - labels0[:, 4] / 2) + padh - labels[:, 3] = ratio * w * (labels0[:, 1] + labels0[:, 3] / 2) + padw - labels[:, 4] = ratio * h * (labels0[:, 2] + labels0[:, 4] / 2) + padh + labels = x.copy() + labels[:, 1] = ratio * w * (x[:, 1] - x[:, 3] / 2) + padw + labels[:, 2] = ratio * h * (x[:, 2] - x[:, 4] / 2) + padh + labels[:, 3] = ratio * w * (x[:, 1] + x[:, 3] / 2) + padw + labels[:, 4] = ratio * h * (x[:, 2] + x[:, 4] / 2) + padh else: labels = np.array([])