This commit is contained in:
Glenn Jocher 2019-11-07 14:46:16 -08:00
parent 09ca721f88
commit aae39ca894
1 changed files with 2 additions and 1 deletions

View File

@ -579,6 +579,7 @@ def load_mosaic(self, index):
with open(label_path, 'r') as f:
x = np.array([x.split() for x in f.read().splitlines()], dtype=np.float32)
labels = []
if x.size > 0:
# Normalized xywh to pixel xyxy format
labels = x.copy()
@ -586,8 +587,8 @@ def load_mosaic(self, index):
labels[:, 2] = h * (x[:, 2] - x[:, 4] / 2) + padh
labels[:, 3] = w * (x[:, 1] + x[:, 3] / 2) + padw
labels[:, 4] = h * (x[:, 2] + x[:, 4] / 2) + padh
labels4.append(labels)
if len(labels4):
labels4 = np.concatenate(labels4, 0)