def test_read_label(self):
if self.dtype == np.int32:
img = read_label(self.file)
else:
img = read_label(self.file, dtype=self.dtype)
self.assertEqual(img.shape, self.size)
self.assertEqual(img.dtype, self.dtype)
if self.format in {'bmp', 'png'}:
np.testing.assert_equal(img, self.img.astype(self.dtype))
def _load_label_inst(self, data_id):
label_file = os.path.join(self.data_dir, 'SegmentationClass',
data_id + '.png')
inst_file = os.path.join(self.data_dir, 'SegmentationObject',
data_id + '.png')
label_img = read_label(label_file, dtype=np.int32)
label_img[label_img == 255] = -1
inst_img = read_label(inst_file, dtype=np.int32)
inst_img[inst_img == 0] = -1
inst_img[inst_img == 255] = -1
return label_img, inst_img
def _get_label(self, i):
label_path = os.path.join(self.data_dir, 'SegmentationClass',
self.ids[i] + '.png')
label = read_label(label_path, dtype=np.int32)
label[label == 255] = -1
# (1, H, W) -> (H, W)
return label
def _get_label(self, i):
label_path = os.path.join(
self.data_dir, self.loader.get_label_path(i))
label = read_label(label_path, dtype=np.int32)
label[label == 255] = -1
label = self.loader.ade_label_to_voc_label(label)
# (1, H, W) -> (H, W)
return label
def _get_label(self, i):
label_orig = read_label(self.label_paths[i], dtype=np.int32)
if self.ignore_labels:
label_out = np.ones(label_orig.shape, dtype=np.int32) * -1
for label in cityscapes_labels:
if not label.ignoreInEval:
label_out[label_orig == label.id] = label.trainId
else:
label_out = label_orig
return label_out
def _get_prob_map(self, i):
prob_map = utils.read_label(self.prob_map_paths[i], dtype=np.uint8)
prob_map = prob_map.astype(np.float32) / 255 # [0, 255] -> [0, 1]
return prob_map
def test_read_label_mutable(self):
img = read_label(self.file, dtype=self.dtype)
img[:] = 0
np.testing.assert_equal(img, 0)
def _get_label(self, i):
label = read_label(self.label_paths[i], dtype=np.int32)
# [-1, n_class - 1]
return label - 1
def _get_label(self, i):
_, label_path = self.paths[i]
label = read_label(label_path, dtype=np.int32)
# Label id 11 is for unlabeled pixels.
label[label == 11] = -1
return label