MCPcopy Create free account
hub / github.com/coperception/star / Transform

Class Transform

star/datasets/MultiTempSeg.py:13–44  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

11
12
13class Transform:
14 def __init__(self, split):
15 self.totensor = transforms.ToTensor()
16 self.resize = transforms.Resize((256, 256))
17 self.split = split
18
19 def __call__(self, img, label):
20 img = self.totensor(img.copy())
21 label = self.totensor(label.copy())
22
23 if self.split != "train":
24 return img.permute(1, 2, 0).float(), label.squeeze(0).int()
25
26 crop = transforms.RandomResizedCrop(256)
27 params = crop.get_params(img, scale=(0.08, 1.0), ratio=(0.75, 1.33))
28 img = TF.crop(img, *params)
29 label = TF.crop(label, *params)
30
31 if np.random.random() > 0.5:
32 img = TF.hflip(img)
33 label = TF.hflip(label)
34
35 if np.random.random() > 0.5:
36 img = TF.vflip(img)
37 label = TF.vflip(label)
38
39 img = self.resize(img)
40 label = cv2.resize(
41 label.squeeze(0).numpy(), dsize=(256, 256), interpolation=cv2.INTER_NEAREST
42 ) # Resize provided by pytorch will have some random noise
43 # return img.permute(1, 2, 0).float(), label.squeeze(0).int()
44 return img.permute(1, 2, 0).float(), label
45
46
47class MultiTempV2XSimSeg(V2XSimSeg):

Callers

nothing calls this directly

Calls

no outgoing calls

Tested by

no test coverage detected