def aug_test_mask(self, feats, img_metas, det_bboxes, det_labels):
if det_bboxes.shape[0] == 0:
segm_result = [[] for _ in range(self.mask_head.num_classes - 1)]
else:
aug_masks = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
mask_feats = self.mask_roi_extractor(
x[:len(self.mask_roi_extractor.featmap_strides)],
mask_rois)
if self.with_shared_head:
mask_feats = self.shared_head(mask_feats)
mask_pred = self.mask_head(mask_feats)
# convert to numpy array to save memory
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
merged_masks = merge_aug_masks(aug_masks, img_metas,
self.test_cfg.rcnn)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.mask_head.get_seg_masks(merged_masks,
det_bboxes,
det_labels,
self.test_cfg.rcnn,
ori_shape,
scale_factor=1.0,
rescale=False)
return segm_result
def aug_test_mask(self, feats, img_metas, det_bboxes, det_labels):
"""Test for mask head with test time augmentation."""
if det_bboxes.shape[0] == 0:
segm_result = [[] for _ in range(self.mask_head.num_classes)]
else:
aug_masks = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
mask_results = self._mask_forward(x, mask_rois)
mask_results['mask_pred'] = self._mask_point_forward_test(
x, mask_rois, det_labels, mask_results['mask_pred'],
img_meta)
# convert to numpy array to save memory
aug_masks.append(
mask_results['mask_pred'].sigmoid().cpu().numpy())
merged_masks = merge_aug_masks(aug_masks, img_metas, self.test_cfg)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.mask_head.get_seg_masks(merged_masks,
det_bboxes,
det_labels,
self.test_cfg,
ori_shape,
scale_factor=1.0,
rescale=False)
return segm_result
def aug_test_bboxes(self, feats, img_metas, proposal_list, rcnn_test_cfg):
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(feats, img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
# TODO more flexible
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
rois = bbox2roi([proposals])
# recompute feature maps to save GPU memory
roi_feats = self.bbox_roi_extractor(
x[:len(self.bbox_roi_extractor.featmap_strides)], rois)
if self.with_shared_head:
roi_feats = self.shared_head(roi_feats)
cls_score, bbox_pred = self.bbox_head(roi_feats)
bboxes, scores = self.bbox_head.get_det_bboxes(rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
return det_bboxes, det_labels
def aug_test_bboxes(self, feats, img_metas, proposal_list, rcnn_test_cfg):
"""Test det bboxes with test time augmentation."""
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(feats, img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
flip_direction = img_meta[0]['flip_direction']
# TODO more flexible
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip, flip_direction)
rois = bbox2roi([proposals])
bbox_results = self._bbox_forward(x, rois)
bboxes, scores = self.bbox_head.get_bboxes(
rois,
bbox_results['cls_score'],
bbox_results['bbox_pred'],
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
return det_bboxes, det_labels
def aug_test_seq(self, feats, img_metas, det_bboxes, det_labels):
"""Test for seq head with test time augmentation."""
if det_bboxes.shape[0] == 0:
rec_result = [[] for _ in range(self.seq_head.num_classes)]
else:
aug_seqs = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
flip_direction = img_meta[0]['flip_direction']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip, flip_direction)
seq_rois = bbox2roi([_bboxes])
seq_results = self._seq_forward(x, seq_rois)
# convert to numpy array to save memory
aug_seqs.append(
seq_results['seq_pred'].sigmoid().cpu().numpy())
merged_seqs = merge_aug_seqs(aug_seqs, img_metas, self.test_cfg)
ori_shape = img_metas[0][0]['ori_shape']
rec_result = self.seq_head.get_rec_seqs(
merged_seqs,
det_bboxes,
det_labels,
self.test_cfg,
ori_shape,
scale_factor=1.0,
rescale=False)
return rec_result
def aug_test(self, x, img_metas, rescale=False):
"""Test function with test time augmentation.
Args:
imgs (list[torch.Tensor]): List of multiple images
x list[torch.Tensor]: Multi-level features that may have
different resolutions.
img_metas (list[dict]): List of image information.
rescale (bool, optional): Whether to rescale the results.
Defaults to False.
Returns:
list[np.ndarray]: proposals
"""
proposal_list = self.rpn_head.aug_test_rpn(x, img_metas)
if not rescale:
for proposals, img_meta in zip(proposal_list, img_metas[0]):
img_shape = img_meta['img_shape']
scale_factor = img_meta['scale_factor']
flip = img_meta['flip']
flip_direction = img_meta['flip_direction']
proposals[:, :4] = bbox_mapping(proposals[:, :4], img_shape,
scale_factor, flip,
flip_direction)
return [proposal.cpu().numpy() for proposal in proposal_list]
def aug_test_mask(self, feats, img_metas, det_bboxes, det_labels):
if det_bboxes.shape[0] == 0:
segm_result = [[] for _ in range(self.mask_head.num_classes - 1)]
else:
aug_masks = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
mask_feats = self.mask_roi_extractor(
x[:len(self.mask_roi_extractor.featmap_strides)],
mask_rois)
mask_pred = self.mask_head(mask_feats)
# convert to numpy array to save memory
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
# here is to flip back the masks.
merged_masks = merge_aug_masks(aug_masks, img_metas,
self.test_cfg.rcnn)
ori_shape = img_metas[0][0]['ori_shape']
# sxg: for aug test, the masks are always fixed to
# the size of img[0]
segm_result = self.mask_head.get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
self.test_cfg.rcnn,
ori_shape, # the mask size is the ori ones.
scale_factor=1.0, # and won't rescale to the rescale img.
rescale=False)
return segm_result
def aug_test(self, imgs, img_metas, rescale=False):
"""Test function with test time augmentation.
Args:
imgs (list[torch.Tensor]): List of multiple images
img_metas (list[dict]): List of image information.
rescale (bool, optional): Whether to rescale the results.
Defaults to False.
Returns:
np.ndarray: proposals
"""
proposal_list = self.rpn_head.aug_test_rpn(self.extract_feats(imgs),
img_metas)
if not rescale:
for proposals, img_meta in zip(proposal_list, img_metas[0]):
img_shape = img_meta['img_shape']
scale_factor = img_meta['scale_factor']
flip = img_meta['flip']
flip_direction = img_meta['flip_direction']
proposals[:, :4] = bbox_mapping(proposals[:, :4], img_shape,
scale_factor, flip,
flip_direction)
# TODO: remove this restriction
return proposal_list[0].cpu().numpy()
def aug_test_bboxes(self, feats, img_metas, proposal_list, rcnn_test_cfg):
aug_bboxes = []
aug_scores = []
aug_variance = []
for x, img_meta in zip(feats, img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
flip_direction = img_meta[0].get('flip_direction', 'horizontal')
# TODO more flexible
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip, flip_direction)
rois = bbox2roi([proposals])
# recompute feature maps to save GPU memory
roi_feats = self.bbox_roi_extractor(
x[:len(self.bbox_roi_extractor.featmap_strides)], rois)
if self.with_shared_head:
roi_feats = self.shared_head(roi_feats)
cls_score, bbox_pred = self.bbox_head(roi_feats)
bboxes, scores = self.bbox_head.get_det_bboxes(rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
if isinstance(bboxes, tuple):
aug_bboxes.append(bboxes[0])
aug_variance.append(bboxes[1])
else:
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
return_variance = rcnn_test_cfg.get('return_variance', False)
if len(aug_variance
) == 0 or rcnn_test_cfg.nms.type != 'soft_nms_variance_voting':
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes,
merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
else:
merged_bboxes, merged_scores, merged_variance = merge_aug_bboxes_variance(
aug_bboxes, aug_scores, aug_variance, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_soft_nms_variance_voting(
merged_bboxes,
merged_variance,
merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img,
return_variance=return_variance)
return det_bboxes, det_labels
def aug_test(self, imgs, img_metas, rescale=False):
proposal_list = self.aug_test_rpn(self.extract_feats(imgs), img_metas,
self.test_cfg.rpn)
if not rescale:
for proposals, img_meta in zip(proposal_list, img_metas[0]):
img_shape = img_meta['img_shape']
scale_factor = img_meta['scale_factor']
flip = img_meta['flip']
proposals[:, :4] = bbox_mapping(proposals[:, :4], img_shape,
scale_factor, flip)
return proposal_list[0].cpu().numpy()
def tsd_aug_test_bboxes(self, feats, img_metas, proposal_list,
rcnn_test_cfg):
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(feats, img_metas):
# only one image in the batch
img_shape = img_meta[0]["img_shape"]
scale_factor = img_meta[0]["scale_factor"]
flip = img_meta[0]["flip"]
# TODO more flexible
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
rois = bbox2roi([proposals])
# recompute feature maps to save GPU memory
roi_feats = self.bbox_roi_extractor(
x[:len(self.bbox_roi_extractor.featmap_strides)], rois)
cls_score, bbox_pred, TSD_cls_score, TSD_bbox_pred, delta_c, delta_r = self.bbox_head(
roi_feats, x[:self.bbox_roi_extractor.num_inputs], rois)
w = rois[:, 3] - rois[:, 1] + 1
h = rois[:, 4] - rois[:, 2] + 1
scale = 0.1
rois_r = rois.new_zeros(rois.shape[0], rois.shape[1])
rois_r[:, 0] = rois[:, 0]
delta_r = delta_r.to(dtype=rois_r.dtype)
rois_r[:, 1] = rois[:, 1] + delta_r[:, 0] * scale * w
rois_r[:, 2] = rois[:, 2] + delta_r[:, 1] * scale * h
rois_r[:, 3] = rois[:, 3] + delta_r[:, 0] * scale * w
rois_r[:, 4] = rois[:, 4] + delta_r[:, 1] * scale * h
bboxes, scores = self.bbox_head.get_det_bboxes(
rois_r,
TSD_cls_score,
TSD_bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None,
)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(
merged_bboxes,
merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img,
)
return det_bboxes, det_labels
def aug_test(self, imgs, img_metas, rescale=False):
proposal_list = self.aug_test_rpn(self.extract_feats(imgs), img_metas,
self.test_cfg.rpn)
if not rescale:
for proposals, img_meta in zip(proposal_list, img_metas[0]):
img_shape = img_meta["img_shape"]
scale_factor = img_meta["scale_factor"]
flip = img_meta["flip"]
proposals[:, :4] = bbox_mapping(proposals[:, :4], img_shape,
scale_factor, flip)
# TODO: remove this restriction
return proposal_list[0].cpu().numpy()
def multi_bboxes_test(self, feats, img_metas, proposal_list, rcnn_test_cfg,
rescale):
aug_scores = []
aug_bboxes = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
# "ms" in variable names means multi-stage
ms_scores = []
# TODO more flexible
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
rois = bbox2roi([proposals])
# rois = bbox2roi(proposal_list)
for i in range(self.num_stages):
bbox_roi_extractor = self.bbox_roi_extractor[i]
bbox_head = self.bbox_head[i]
bbox_feats = bbox_roi_extractor(
x[:len(bbox_roi_extractor.featmap_strides)], rois)
if self.with_shared_head:
bbox_feats = self.shared_head(bbox_feats)
cls_score, bbox_pred = bbox_head(bbox_feats)
ms_scores.append(cls_score)
if i < self.num_stages - 1:
bbox_label = cls_score.argmax(dim=1)
rois = bbox_head.regress_by_class(rois, bbox_label,
bbox_pred, img_meta[0])
cls_score = sum(ms_scores) / self.num_stages
det_bboxes, scores = self.bbox_head[-1].get_det_bboxes(
rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_scores.append(scores)
aug_bboxes.append(det_bboxes)
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
return det_bboxes, det_labels
def aug_test(self, imgs, img_metas, rescale=False):
"""Test with augmentation."""
proposal_list = self.aug_test_rpn(self.extract_feats(imgs), img_metas,
self.test_cfg.rpn)
if not rescale:
for proposals, img_meta in zip(proposal_list, img_metas[0]):
img_shape = img_meta['img_shape']
scale_factor = img_meta['scale_factor']
flip = img_meta['flip']
proposals[:, :4] = bbox_mapping(proposals[:, :4], img_shape,
scale_factor, flip)
# TODO: remove this restriction
return proposal_list[0].cpu().numpy()
def aug_test(self, imgs, img_metas, rescale=False):
proposal_list = self.rpn_head.aug_test_rpn(self.extract_feats(imgs),
img_metas)
if not rescale:
for proposals, img_meta in zip(proposal_list, img_metas[0]):
img_shape = img_meta['img_shape']
scale_factor = img_meta['scale_factor']
flip = img_meta['flip']
flip_direction = img_meta['flip_direction']
proposals[:, :4] = bbox_mapping(proposals[:, :4], img_shape,
scale_factor, flip,
flip_direction)
# TODO: remove this restriction
return proposal_list[0].cpu().numpy()
def aug_test_mask(self, feats, img_metas, det_bboxes, det_labels):
if det_bboxes.shape[0] == 0:
segm_result = [[] for _ in range(self.point_rend_roihead.num_classes - 1)]
else:
aug_masks = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape, scale_factor, flip)
mask_pred = self.point_rend_roihead._forward_mask_test(x, _bboxes, det_labels)
# convert to numpy array to save memory
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
merged_masks = merge_aug_masks(aug_masks, img_metas, self.test_cfg.rcnn)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.point_rend_roihead.get_seg_masks(merged_masks, det_bboxes, det_labels,
self.test_cfg.rcnn, ori_shape, scale_factor=1.0, rescale=False)
return segm_result
def aug_test(self, imgs, img_metas, rescale=False):
feats = self.extract_feats(imgs)
imgs_per_gpu = len(img_metas[0])
aug_proposals = [[] for _ in range(imgs_per_gpu)]
for x, img_meta in zip(feats, img_metas):
proposal_list = self.common_test(x, img_meta)
for i, proposals in enumerate(proposal_list):
aug_proposals[i].append(proposals)
# after merging, proposals will be rescaled to the original image size
proposal_list = [
merge_aug_proposals(proposals, img_meta, self.test_cfg.rpn)
for proposals, img_meta in zip(aug_proposals, img_metas)
]
if not rescale:
for proposals, img_meta in zip(proposal_list, img_metas[0]):
img_shape = img_meta['img_shape']
scale_factor = img_meta['scale_factor']
flip = img_meta['flip']
proposals[:, :4] = bbox_mapping(proposals[:, :4], img_shape,
scale_factor, flip)
# TODO: remove this restriction
return proposal_list[0].cpu().numpy()
def aug_test_bboxes(self, feats, img_metas, proposal_list, rcnn_test_cfg):
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(feats, img_metas):
# only one image in the batch
# for each img and img_meta.
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
# TODO more flexible
# only use the proposal_list[0] of original image,
# so the bboxes are corresponding. the proposal list
# are merged from different scales.
# RPN generate proposals for different scale images, then
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
rois = bbox2roi([proposals])
# recompute feature maps to save GPU memory
roi_feats = self.bbox_roi_extractor(
x[:len(self.bbox_roi_extractor.featmap_strides)], rois)
cls_score, bbox_pred = self.bbox_head(roi_feats)
bboxes, scores = self.bbox_head.get_det_bboxes(rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
# here to calculate the mean box.
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
return det_bboxes, det_labels
def aug_test_cascade_mask(self, feats, img_metas, det_bboxes, det_labels):
if det_bboxes.shape[0] == 0:
segm_result = [[]
for _ in range(self.mask_head[-1].num_classes - 1)]
else:
aug_masks = []
aug_img_metas = []
if self.mask_head.mask_score:
aug_mask_ious = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
for i in range(self.num_stages):
mask_roi_extractor = self.mask_roi_extractor[i]
mask_feats = mask_roi_extractor(
x[:len(mask_roi_extractor.featmap_strides)],
mask_rois)
mask_pred = self.mask_head[i](mask_feats)
aug_masks.append(mask_pred)
aug_img_metas.append(img_meta)
merged_masks = merge_aug_masks(aug_masks, aug_img_metas,
self.test_cfg.rcnn)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.mask_head[-1].get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
self.test_cfg.rcnn,
ori_shape,
scale_factor=1.0,
rescale=False)
return segm_result
def aug_test(self, imgs, img_metas, proposals=None, rescale=False):
"""Test with augmentations.
If rescale is False, then returned bboxes and masks will fit the scale
of imgs[0].
"""
# recompute feats to save memory
proposal_list = self.aug_test_rpn(self.extract_feats(imgs), img_metas,
self.test_cfg.rpn)
rcnn_test_cfg = self.test_cfg.rcnn
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(self.extract_feats(imgs), img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
# "ms" in variable names means multi-stage
ms_scores = []
rois = bbox2roi([proposals])
for i in range(self.num_stages):
bbox_roi_extractor = self.bbox_roi_extractor[i]
bbox_head = self.bbox_head[i]
bbox_feats = bbox_roi_extractor(
x[:len(bbox_roi_extractor.featmap_strides)], rois)
if self.with_shared_head:
bbox_feats = self.shared_head(bbox_feats)
cls_score, bbox_pred = bbox_head(bbox_feats)
ms_scores.append(cls_score)
if i < self.num_stages - 1:
bbox_label = cls_score.argmax(dim=1)
rois = bbox_head.regress_by_class(rois, bbox_label,
bbox_pred, img_meta[0])
cls_score = sum(ms_scores) / float(len(ms_scores))
bboxes, scores = self.bbox_head[-1].get_det_bboxes(rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
bbox_result = bbox2result(det_bboxes, det_labels,
self.bbox_head[-1].num_classes)
if self.with_mask:
if det_bboxes.shape[0] == 0:
segm_result = [[]
for _ in range(self.mask_head[-1].num_classes -
1)]
else:
aug_masks = []
aug_img_metas = []
for x, img_meta in zip(self.extract_feats(imgs), img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
for i in range(self.num_stages):
mask_feats = self.mask_roi_extractor[i](
x[:len(self.mask_roi_extractor[i].featmap_strides
)], mask_rois)
if self.with_shared_head:
mask_feats = self.shared_head(mask_feats)
mask_pred = self.mask_head[i](mask_feats)
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
aug_img_metas.append(img_meta)
merged_masks = merge_aug_masks(aug_masks, aug_img_metas,
self.test_cfg.rcnn)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.mask_head[-1].get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
rcnn_test_cfg,
ori_shape,
scale_factor=1.0,
rescale=False)
return bbox_result, segm_result
else:
return bbox_result
def aug_test_bboxes(self, feats, img_metas, proposal_list, rcnn_test_cfg):
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(feats, img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
# TODO more flexible
ms_bbox_result = {}
ms_scores = []
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
rois = bbox2roi([proposals])
for i in range(self.num_stages):
bbox_roi_extractor = self.bbox_roi_extractor[i]
bbox_head = self.bbox_head[i]
bbox_feats = bbox_roi_extractor(
x[:len(bbox_roi_extractor.featmap_strides)], rois)
if self.with_shared_head:
bbox_feats = self.shared_head(bbox_feats)
cls_score, bbox_pred = bbox_head(bbox_feats)
ms_scores.append(cls_score)
if self.test_cfg.keep_all_stages:
det_bboxes, det_labels = bbox_head.get_det_bboxes(
rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=rcnn_test_cfg)
bbox_result = bbox2result(det_bboxes, det_labels,
bbox_head.num_classes)
ms_bbox_result['stage{}'.format(i)] = bbox_result
if i < self.num_stages - 1:
bbox_label = cls_score.argmax(dim=1)
rois = bbox_head.regress_by_class(rois, bbox_label, bbox_pred,
img_meta[0])
cls_score = sum(ms_scores) / float(len(ms_scores))
det_bboxes, det_labels = self.bbox_head[-1].get_det_bboxes(
rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(det_bboxes)
aug_scores.append(det_labels)
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg
)
det_bboxes, det_labels = multiclass_nms(
merged_bboxes, merged_scores, rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms, rcnn_test_cfg.max_per_img
)
# bbox_result = bbox2result(det_bboxes, det_labels,
# self.bbox_head[-1].num_classes)
# ms_bbox_result['ensemble'] = bbox_result
# if not self.test_cfg.keep_all_stages:
# results = ms_bbox_result['ensemble']
# else:
# results = ms_bbox_result
# recompute feature maps to save GPU memory
# roi_feats = self.bbox_roi_extractor(
# x[:len(self.bbox_roi_extractor.featmap_strides)], rois)
# if self.with_shared_head:
# roi_feats = self.shared_head(roi_feats)
# cls_score, bbox_pred = self.bbox_head(roi_feats)
# bboxes, scores = self.bbox_head.get_det_bboxes(
# rois,
# cls_score,
# bbox_pred,
# img_shape,
# scale_factor,
# rescale=False,
# cfg=None)
# aug_bboxes.append(bboxes)
# aug_scores.append(scores)
# # after merging, bboxes will be rescaled to the original image size
# merged_bboxes, merged_scores = merge_aug_bboxes(
# aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
# det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
# rcnn_test_cfg.score_thr,
# rcnn_test_cfg.nms,
# rcnn_test_cfg.max_per_img)
# bbox_result = bbox2result(det_bboxes, det_labels, self.bbox_head[-1].num_classes)
return det_bboxes, det_labels
def aug_test(self, imgs, img_metas, proposals=None, rescale=False):
ms_bbox_result = {}
ms_segm_result = {}
rcnn_test_cfg = self.test_cfg.rcnn
proposal_list = self.aug_test_rpn(
self.extract_feats(imgs), img_metas, self.test_cfg.rpn)
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(self.extract_feats(imgs), img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
rois = bbox2roi([proposals])
if self.with_semantic:
_, semantic_feat = self.semantic_head(x)
else:
semantic_feat = None
ms_scores = []
for i in range(self.num_stages):
bbox_head = self.bbox_head[i]
cls_score, bbox_pred = self._bbox_forward_test(
i, x, rois, semantic_feat=semantic_feat)
ms_scores.append(cls_score)
if i < self.num_stages - 1:
bbox_label = cls_score.argmax(dim=1)
rois = bbox_head.regress_by_class(rois, bbox_label, bbox_pred,
img_meta[0])
cls_score = sum(ms_scores) / self.num_stages
det_bboxes, det_scores = self.bbox_head[-1].get_det_bboxes(
rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(det_bboxes)
aug_scores.append(det_scores)
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
# 由于集成所有的det_bboxes都为原始的大小
det_bboxes, det_labels = multiclass_nms(
merged_bboxes, merged_scores, rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms, rcnn_test_cfg.max_per_img)
if rescale:
_det_bboxes = det_bboxes
else:
_det_bboxes = det_bboxes.clone()
_det_bboxes[:, :4] *= img_metas[0][0]['scale_factor']
bbox_results = bbox2result(_det_bboxes, det_labels,
self.bbox_head[-1].num_classes)
ms_bbox_result['ensemble'] = bbox_results
if self.with_mask:
if det_bboxes.shape[0] == 0:
segm_result = [ [] for _ in range(self.mask_head[-1].num_classes - 1)]
else:
aug_sum_masks = []
for x, img_meta in zip(self.extract_feats(imgs), img_metas):
if self.with_semantic:
_, semantic_feat = self.semantic_head(x)
else:
semantic_feat = None
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
aug_masks = []
mask_roi_extractor = self.mask_roi_extractor[-1]
mask_feats = mask_roi_extractor(
x[:len(mask_roi_extractor.featmap_strides)], mask_rois)
if self.with_semantic and 'mask' in self.semantic_fusion:
mask_semantic_feat = self.semantic_roi_extractor(
[semantic_feat], mask_rois)
mask_feats += mask_semantic_feat
last_feat = None
for i in range(self.num_stages):
mask_head = self.mask_head[i]
if self.mask_info_flow:
mask_pred, last_feat = mask_head(mask_feats, last_feat)
else:
mask_pred = mask_head(mask_feats)
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
# 先对所有stages的mask平均
merged_masks = merge_aug_masks(aug_masks, [img_meta] * self.num_stages,
self.test_cfg.rcnn)
aug_sum_masks.append(merged_masks)
merged_masks = np.mean(aug_sum_masks, axis=0)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.mask_head[-1].get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
self.test_cfg.rcnn,
ori_shape,
scale_factor=1.0,
rescale=False)
ms_segm_result['ensemble'] = segm_result
# 简易测试tta是否正确
if not self.test_cfg.keep_all_stages:
if self.with_mask:
results = (ms_bbox_result['ensemble'],
ms_segm_result['ensemble'])
else:
results = ms_bbox_result['ensemble']
else:
if self.with_mask:
results = {
stage: (ms_bbox_result[stage], ms_segm_result[stage])
for stage in ms_bbox_result
}
else:
results = ms_bbox_result
return results
def aug_test(self, img_feats, proposal_list, img_metas, rescale=False):
"""Test with augmentations.
If rescale is False, then returned bboxes and masks will fit the scale
of imgs[0].
"""
if self.with_semantic:
semantic_feats = [
self.semantic_head(feat)[1] for feat in img_feats
]
else:
semantic_feats = [None] * len(img_metas)
rcnn_test_cfg = self.test_cfg
aug_bboxes = []
aug_scores = []
for x, img_meta, semantic in zip(img_feats, img_metas, semantic_feats):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
flip_direction = img_meta[0]['flip_direction']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip, flip_direction)
# "ms" in variable names means multi-stage
ms_scores = []
rois = bbox2roi([proposals])
for i in range(self.num_stages):
bbox_head = self.bbox_head[i]
bbox_results = self._bbox_forward(i,
x,
rois,
semantic_feat=semantic)
ms_scores.append(bbox_results['cls_score'])
if i < self.num_stages - 1:
bbox_label = bbox_results['cls_score'].argmax(dim=1)
rois = bbox_head.regress_by_class(
rois, bbox_label, bbox_results['bbox_pred'],
img_meta[0])
cls_score = sum(ms_scores) / float(len(ms_scores))
bboxes, scores = self.bbox_head[-1].get_bboxes(
rois,
cls_score,
bbox_results['bbox_pred'],
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
bbox_result = bbox2result(det_bboxes, det_labels,
self.bbox_head[-1].num_classes)
if self.with_mask:
if det_bboxes.shape[0] == 0:
segm_result = [[[]
for _ in range(self.mask_head[-1].num_classes)]
]
else:
aug_masks = []
aug_img_metas = []
for x, img_meta, semantic in zip(img_feats, img_metas,
semantic_feats):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
flip_direction = img_meta[0]['flip_direction']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip, flip_direction)
mask_rois = bbox2roi([_bboxes])
mask_feats = self.mask_roi_extractor[-1](
x[:len(self.mask_roi_extractor[-1].featmap_strides)],
mask_rois)
if self.with_semantic:
semantic_feat = semantic
mask_semantic_feat = self.semantic_roi_extractor(
[semantic_feat], mask_rois)
if mask_semantic_feat.shape[-2:] != mask_feats.shape[
-2:]:
mask_semantic_feat = F.adaptive_avg_pool2d(
mask_semantic_feat, mask_feats.shape[-2:])
mask_feats += mask_semantic_feat
last_feat = None
for i in range(self.num_stages):
mask_head = self.mask_head[i]
if self.mask_info_flow:
mask_pred, last_feat = mask_head(
mask_feats, last_feat)
else:
mask_pred = mask_head(mask_feats)
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
aug_img_metas.append(img_meta)
merged_masks = merge_aug_masks(aug_masks, aug_img_metas,
self.test_cfg)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.mask_head[-1].get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
rcnn_test_cfg,
ori_shape,
scale_factor=1.0,
rescale=False)
return [(bbox_result, segm_result)]
else:
return [bbox_result]
def aug_test(self, imgs, img_metas, proposals=None, rescale=False):
"""Test with augmentations.
If rescale is False, then returned bboxes and masks will fit the scale
of imgs[0].
"""
rpn_test_cfg = self.models[0].test_cfg.rpn
imgs_per_gpu = len(img_metas[0])
aug_proposals = [[] for _ in range(imgs_per_gpu)]
for model in self.models:
for x, img_meta in zip(model.extract_feats(imgs), img_metas):
proposal_list = model.simple_test_rpn(x, img_meta,
rpn_test_cfg)
for i, proposals in enumerate(proposal_list):
aug_proposals[i].append(proposals)
# # after merging, proposals will be rescaled to the original image size
proposal_list = [
merge_aug_proposals(proposals, img_meta, rpn_test_cfg)
for proposals, img_meta in zip(aug_proposals, img_metas)
]
rcnn_test_cfg = self.models[0].test_cfg.rcnn
aug_bboxes = []
aug_scores = []
aug_img_metas = []
for model in self.models:
for x, img_meta in zip(model.extract_feats(imgs), img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
# "ms" in variable names means multi-stage
ms_scores = []
rois = bbox2roi([proposals])
for i in range(model.num_stages):
bbox_roi_extractor = model.bbox_roi_extractor[i]
bbox_head = model.bbox_head[i]
bbox_feats = bbox_roi_extractor(
x[:len(bbox_roi_extractor.featmap_strides)], rois)
if model.with_shared_head:
bbox_feats = model.shared_head(bbox_feats)
cls_score, bbox_pred = bbox_head(bbox_feats)
ms_scores.append(cls_score)
if i < model.num_stages - 1:
bbox_label = cls_score.argmax(dim=1)
rois = bbox_head.regress_by_class(
rois, bbox_label, bbox_pred, img_meta[0])
cls_score = sum(ms_scores) / float(len(ms_scores))
bboxes, scores = model.bbox_head[-1].get_det_bboxes(
rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
aug_img_metas.append(img_meta)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, aug_img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
bbox_result = bbox2result(det_bboxes, det_labels,
self.models[0].bbox_head[-1].num_classes)
if self.models[0].with_mask:
raise NotImplementedError
else:
return bbox_result
def aug_test(self, img_feats, proposal_list, img_metas, rescale=False):
if self.with_semantic:
semantic_feats = [
self.semantic_head(feat)[1] for feat in img_feats
]
else:
semantic_feats = [None] * len(img_metas)
if self.with_glbctx:
glbctx_feats = [self.glbctx_head(feat)[1] for feat in img_feats]
else:
glbctx_feats = [None] * len(img_metas)
rcnn_test_cfg = self.test_cfg
aug_bboxes = []
aug_scores = []
for x, img_meta, semantic_feat, glbctx_feat in zip(
img_feats, img_metas, semantic_feats, glbctx_feats):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
# "ms" in variable names means multi-stage
ms_scores = []
rois = bbox2roi([proposals])
for i in range(self.num_stages):
bbox_head = self.bbox_head[i]
bbox_results = self._bbox_forward(i,
x,
rois,
semantic_feat=semantic_feat,
glbctx_feat=glbctx_feat)
ms_scores.append(bbox_results['cls_score'])
if i < self.num_stages - 1:
bbox_label = bbox_results['cls_score'].argmax(dim=1)
rois = bbox_head.regress_by_class(
rois, bbox_label, bbox_results['bbox_pred'],
img_meta[0])
cls_score = sum(ms_scores) / float(len(ms_scores))
bboxes, scores = self.bbox_head[-1].get_bboxes(
rois,
cls_score,
bbox_results['bbox_pred'],
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
det_bbox_results = bbox2result(det_bboxes, det_labels,
self.bbox_head[-1].num_classes)
if self.with_mask:
if det_bboxes.shape[0] == 0:
det_segm_results = [[]
for _ in range(self.mask_head.num_classes)]
else:
aug_masks = []
for x, img_meta, semantic_feat, glbctx_feat in zip(
img_feats, img_metas, semantic_feats, glbctx_feats):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
# get relay feature on mask_rois
bbox_results = self._bbox_forward(
-1,
x,
mask_rois,
semantic_feat=semantic_feat,
glbctx_feat=glbctx_feat)
relayed_feat = bbox_results['relayed_feat']
relayed_feat = self.feat_relay_head(relayed_feat)
mask_results = self._mask_forward(
x,
mask_rois,
semantic_feat=semantic_feat,
glbctx_feat=glbctx_feat,
relayed_feat=relayed_feat)
mask_pred = mask_results['mask_pred']
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
merged_masks = merge_aug_masks(aug_masks, img_metas,
self.test_cfg)
ori_shape = img_metas[0][0]['ori_shape']
det_segm_results = self.mask_head.get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
rcnn_test_cfg,
ori_shape,
scale_factor=1.0,
rescale=False)
return [(det_bbox_results, det_segm_results)]
else:
return [det_bbox_results]
def aug_test(self, imgs, img_metas, rescale=False):
"""Test with augmentations.
If rescale is False, then returned bboxes and masks will fit the scale
of imgs[0].
"""
# recompute feats to save memory
proposal_list = self.aug_test_rotate_rpn(self.extract_feats(imgs),
img_metas, self.test_cfg.rpn)
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(self.extract_feats(imgs), img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
# TODO more flexible
proposals = [
bbox_mapping(proposal_list[0][:, :8], img_shape, scale_factor,
flip)
]
rois = rbboxPoly2rroiRec(proposals)
bbox_cls_feats = self.bbox_roi_extractor(
x[:self.bbox_roi_extractor.num_inputs], rois)
bbox_reg_feats = bbox_cls_feats
if self.with_shared_head:
bbox_cls_feats = self.shared_head(bbox_cls_feats)
bbox_reg_feats = self.shared_head(bbox_reg_feats)
cls_score, bbox_xy_pred, bbox_wh_pred, bbox_theta_pred = self.bbox_head(
bbox_cls_feats, bbox_reg_feats)
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
bboxes, scores = self.bbox_head.get_det_rbbox2rbbox(
rois,
cls_score,
bbox_xy_pred,
bbox_wh_pred,
bbox_theta_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
merged_bboxes, merged_scores = merge_aug_rotate_bboxes(
aug_bboxes, aug_scores, img_metas, self.test_cfg.rcnn)
det_bboxes, det_labels = multiclass_poly_nms_8_points(
merged_bboxes,
merged_scores,
self.test_cfg.rcnn.score_thr,
self.test_cfg.rcnn.nms,
max_num=self.test_cfg.rcnn.max_per_img)
bbox_results = rbbox2result(det_bboxes, det_labels,
self.bbox_head.num_classes)
# det_bboxes always keep the original scale
if self.with_mask:
pass
else:
return bbox_results
def aug_test(self, features, proposal_list, img_metas, rescale=False):
"""Test with augmentations.
If rescale is False, then returned bboxes and masks will fit the scale
of imgs[0].
"""
rcnn_test_cfg = self.test_cfg
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(features, img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
flip_direction = img_meta[0]['flip_direction']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip, flip_direction)
# "ms" in variable names means multi-stage
ms_scores = []
rois = bbox2roi([proposals])
for i in range(self.num_stages):
bbox_results = self._bbox_forward(i, x, rois)
ms_scores.append(bbox_results['cls_score'])
if i < self.num_stages - 1:
bbox_label = bbox_results['cls_score'][:, :-1].argmax(
dim=1)
rois = self.bbox_head[i].regress_by_class(
rois, bbox_label, bbox_results['bbox_pred'],
img_meta[0])
cls_score = sum(ms_scores) / float(len(ms_scores))
bboxes, scores = self.bbox_head[-1].get_bboxes(
rois,
cls_score,
bbox_results['bbox_pred'],
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
bbox_result = bbox2result(det_bboxes, det_labels,
self.bbox_head[-1].num_classes)
if self.with_mask:
if det_bboxes.shape[0] == 0:
segm_result = [[]
for _ in range(self.mask_head[-1].num_classes)]
else:
aug_masks = []
aug_img_metas = []
for x, img_meta in zip(features, img_metas):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
flip_direction = img_meta[0]['flip_direction']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip, flip_direction)
mask_rois = bbox2roi([_bboxes])
for i in range(self.num_stages):
mask_results = self._mask_forward(i, x, mask_rois)
aug_masks.append(
mask_results['mask_pred'].sigmoid().cpu().numpy())
aug_img_metas.append(img_meta)
merged_masks = merge_aug_masks(aug_masks, aug_img_metas,
self.test_cfg)
ori_shape = img_metas[0][0]['ori_shape']
dummy_scale_factor = np.ones(4)
segm_result = self.mask_head[-1].get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
rcnn_test_cfg,
ori_shape,
scale_factor=dummy_scale_factor,
rescale=False)
return [(bbox_result, segm_result)]
else:
return [bbox_result]
def aug_test(self, imgs, img_metas, proposals=None, rescale=None):
# raise NotImplementedError
# import pdb; pdb.set_trace()
proposal_list = self.aug_test_rpn_rotate(
self.extract_feats(imgs), img_metas, self.test_cfg.rpn)
rcnn_test_cfg = self.test_cfg.rcnn
aug_rbboxes = []
aug_rscores = []
for x, img_meta in zip(self.extract_feats(imgs), img_metas):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
angle = img_meta[0]['angle']
# print('img shape: ', img_shape)
if angle != 0:
try:
proposals = bbox_rotate_mapping(proposal_list[0][:, :4], img_shape,
angle)
except:
import pdb; pdb.set_trace()
rois = bbox2roi([proposals])
# recompute feature maps to save GPU memory
roi_feats = self.bbox_roi_extractor(
x[:len(self.bbox_roi_extractor.featmap_strides)], rois)
if self.with_shared_head:
roi_feats = self.shared_head(roi_feats)
cls_score, bbox_pred = self.bbox_head(roi_feats)
bbox_label = cls_score.argmax(dim=1)
rrois = self.bbox_head.regress_by_class_rbbox(roi2droi(rois), bbox_label,
bbox_pred,
img_meta[0])
rrois_enlarge = copy.deepcopy(rrois)
rrois_enlarge[:, 3] = rrois_enlarge[:, 3] * self.rbbox_roi_extractor.w_enlarge
rrois_enlarge[:, 4] = rrois_enlarge[:, 4] * self.rbbox_roi_extractor.h_enlarge
rbbox_feats = self.rbbox_roi_extractor(
x[:len(self.rbbox_roi_extractor.featmap_strides)], rrois_enlarge)
if self.with_shared_head_rbbox:
rbbox_feats = self.shared_head_rbbox(rbbox_feats)
rcls_score, rbbox_pred = self.rbbox_head(rbbox_feats)
rbboxes, rscores = self.rbbox_head.get_det_rbboxes(
rrois,
rcls_score,
rbbox_pred,
img_shape,
scale_factor,
rescale=rescale,
cfg=None)
aug_rbboxes.append(rbboxes)
aug_rscores.append(rscores)
merged_rbboxes, merged_rscores = merge_rotate_aug_bboxes(
aug_rbboxes, aug_rscores, img_metas, rcnn_test_cfg
)
det_rbboxes, det_rlabels = multiclass_nms_rbbox(
merged_rbboxes, merged_rscores, rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms, rcnn_test_cfg.max_per_img)
if rescale:
_det_rbboxes = det_rbboxes
else:
_det_rbboxes = det_rbboxes.clone()
_det_rbboxes[:, :4] *= img_metas[0][0]['scale_factor']
rbbox_results = dbbox2result(_det_rbboxes, det_rlabels,
self.rbbox_head.num_classes)
return rbbox_results
def aug_test_cascadercnn_bboxes(self, feats, img_metas, proposal_list,
rcnn_test_cfg):
""" implement for cascade aug test. """
aug_bboxes = []
aug_scores = []
for x, img_meta in zip(feats, img_metas):
img_shape = img_meta[0]['img_shape']
ori_shape = img_meta[0]['ori_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
# TODO more flexible
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
rois = bbox2roi([proposals])
# get bbox from different stages
ms_bbox_result = {}
ms_segm_result = {}
ms_scores = []
rcnn_test_cfg = self.test_cfg_rcnn
for i in range(self.num_stages):
# for each image there are 3 stages to go through.
bbox_roi_extractor = self.bbox_roi_extractor[i]
bbox_head = self.bbox_head[i]
bbox_feats = bbox_roi_extractor(
x[:len(bbox_roi_extractor.featmap_strides), rois])
cls_score, bbox_pred = bbox_head(bbox_feats)
# get bboxes scores from all num_stages
ms_scores.append(cls_score)
# the rois are the same, so the predicted bboxes can be
# average between them
if self.test_cfg.keep_all_stages:
det_bboxes, det_labels = bbox_head.get_det_bboxes(
rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(det_bboxes)
if i < self.num_stages - 1:
bbox_label = cls_score.argmax(dim=1)
rois = bbox_head.regress_by_class(rois, bbox_label,
bbox_pred, img_meta[0])
cls_score = sum(ms_scores) / self.num_stages
bboxes, scores = self.bbox_head[-1].get_det_bboxes(rois,
cls_score,
bbox_pred,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
return det_bboxes, det_labels
def aug_test(self, imgs, img_metas, proposals=None, rescale=False):
"""Test with augmentations.
If rescale is False, then returned bboxes and masks will fit the scale
of imgs[0].
"""
if self.with_semantic:
semantic_feats = [
self.semantic_head(feat)[1]
for feat in self.extract_feats(imgs)
]
else:
semantic_feats = [None] * len(img_metas)
# recompute feats to save memory
proposal_list = self.aug_test_rpn(
self.extract_feats(imgs), img_metas, self.test_cfg.rpn)
rcnn_test_cfg = self.test_cfg.rcnn
aug_bboxes = []
aug_scores = []
for x, img_meta, semantic in zip(
self.extract_feats(imgs), img_metas, semantic_feats):
# only one image in the batch
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
proposals = bbox_mapping(proposal_list[0][:, :4], img_shape,
scale_factor, flip)
# "ms" in variable names means multi-stage
ms_scores = []
rois = bbox2roi([proposals])
for i in range(self.num_stages):
bbox_head = self.bbox_head[i]
cls_score, bbox_pred = self._bbox_forward_test(
i, x, rois, semantic_feat=semantic)
ms_scores.append(cls_score)
if i < self.num_stages - 1:
bbox_label = cls_score.argmax(dim=1)
rois = bbox_head.regress_by_class(rois, bbox_label,
bbox_pred, img_meta[0])
cls_score = sum(ms_scores) / float(len(ms_scores))
bboxes, scores = self.bbox_head[-1].get_det_bboxes(
rois,
cls_score,
bbox_pred,
img_shape,
scale_factor,
rescale=False,
cfg=None)
aug_bboxes.append(bboxes)
aug_scores.append(scores)
# after merging, bboxes will be rescaled to the original image size
merged_bboxes, merged_scores = merge_aug_bboxes(
aug_bboxes, aug_scores, img_metas, rcnn_test_cfg)
det_bboxes, det_labels = multiclass_nms(merged_bboxes, merged_scores,
rcnn_test_cfg.score_thr,
rcnn_test_cfg.nms,
rcnn_test_cfg.max_per_img)
bbox_result = bbox2result(det_bboxes, det_labels,
self.bbox_head[-1].num_classes)
if self.with_mask:
if det_bboxes.shape[0] == 0:
segm_result = [[]
for _ in range(self.mask_head[-1].num_classes -
1)]
else:
aug_masks = []
aug_img_metas = []
aug_masks_wo_sigmoid = []
for x, img_meta, semantic in zip(
self.extract_feats(imgs), img_metas, semantic_feats):
img_shape = img_meta[0]['img_shape']
scale_factor = img_meta[0]['scale_factor']
flip = img_meta[0]['flip']
_bboxes = bbox_mapping(det_bboxes[:, :4], img_shape,
scale_factor, flip)
mask_rois = bbox2roi([_bboxes])
mask_feats = self.mask_roi_extractor[-1](
x[:len(self.mask_roi_extractor[-1].featmap_strides)],
mask_rois)
if self.with_semantic:
semantic_feat = semantic
mask_semantic_feat = self.semantic_roi_extractor(
[semantic_feat], mask_rois)
if mask_semantic_feat.shape[-2:] != mask_feats.shape[
-2:]:
mask_semantic_feat = F.adaptive_avg_pool2d(
mask_semantic_feat, mask_feats.shape[-2:])
mask_feats += mask_semantic_feat
last_feat = None
for i in range(self.num_stages):
mask_head = self.mask_head[i]
if self.mask_info_flow:
mask_pred, last_feat = mask_head(
mask_feats, last_feat)
else:
mask_pred = mask_head(mask_feats)
aug_masks.append(mask_pred.sigmoid().cpu().numpy())
aug_img_metas.append(img_meta)
aug_masks_wo_sigmoid.append(mask_pred.cpu().numpy())
merged_masks = merge_aug_masks(aug_masks, aug_img_metas, self.test_cfg.rcnn)
ori_shape = img_metas[0][0]['ori_shape']
segm_result = self.mask_head[-1].get_seg_masks(
merged_masks,
det_bboxes,
det_labels,
rcnn_test_cfg,
ori_shape,
scale_factor=1.0,
rescale=False)
merged_masks_wo_sigmoid = merge_aug_masks(aug_masks_wo_sigmoid, aug_img_metas, self.test_cfg.rcnn)
merged_masks_torch = torch.from_numpy(merged_masks_wo_sigmoid).to(mask_feats.dtype).to(mask_feats.device)
assert mask_feats.size(0) == merged_masks_torch.size(0)==det_labels.size(0)
mask_iou_pred = self.mask_iou_head(mask_feats, merged_masks_torch[range(det_labels.size(0)), det_labels])
mask_scores = self.mask_iou_head.get_mask_scores(mask_iou_pred, det_bboxes, det_labels)
return bbox_result, (segm_result, mask_scores)
else:
return bbox_result