I have tested crop function in data augmentation for object function.. it sounds wrong

[luvWY]

tl.prepro.obj_box_crop
when I set “is_center=False, is_random=True ”
the changed label is not in the correct position
I just found.... did I use this function wrong?
I cannot post pic...

[zsdonghao]

for usage, check this example https://github.com/tensorlayer/tensorlayer/blob/master/example/tutorial_tf_dataset_voc.py

and zhihu article