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Fix image_demo bug. #613

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merged 2 commits into from
Nov 15, 2022
Merged

Fix image_demo bug. #613

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73f0c76
update
zytx121 Nov 13, 2022
86f97d8
Update local_visualizer.py
zytx121 Nov 15, 2022
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14 changes: 13 additions & 1 deletion mmrotate/visualization/local_visualizer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,10 @@
from mmdet.visualization import DetLocalVisualizer, jitter_color
from mmdet.visualization.palette import _get_adaptive_scales
from mmengine.structures import InstanceData
from torch import Tensor

from mmrotate.registry import VISUALIZERS
from mmrotate.structures.bbox import QuadriBoxes, RotatedBoxes
from .palette import get_palette


Expand Down Expand Up @@ -68,7 +70,17 @@ def _draw_instances(self, image: np.ndarray, instances: ['InstanceData'],
bbox_palette = get_palette(bbox_color, max_label + 1)
colors = [bbox_palette[label] for label in labels]

# convert to qbox
if isinstance(bboxes, Tensor):
if bboxes.size(-1) == 5:
bboxes = RotatedBoxes(bboxes)
elif bboxes.size(-1) == 8:
bboxes = QuadriBoxes(bboxes)
else:
raise TypeError(
'Require the shape of `bboxes` to be (n, 5) '
'or (n, 8), but get `bboxes` with shape being '
f'{bboxes.shape}.')

polygons = bboxes.convert_to('qbox').tensor
polygons = polygons.reshape(-1, 4, 2).numpy()
polygons = [p for p in polygons]
Expand Down
2 changes: 1 addition & 1 deletion tests/test_visualization/test_local_visualizer.py
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Expand Up @@ -37,7 +37,7 @@ def test_add_datasample(self):

# test gt_instances
gt_instances = InstanceData()
gt_instances.bboxes = RotatedBoxes(_rand_rbboxes(num_bboxes, h, w))
gt_instances.bboxes = _rand_rbboxes(num_bboxes, h, w)
gt_instances.masks = _fake_masks(num_bboxes, h, w)
gt_instances.labels = torch.randint(0, num_class, (num_bboxes, ))
det_data_sample = DetDataSample()
Expand Down