iicd/RAFT
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

create tensors on device

Browse Source
This commit is contained in:
magehrig
2021-09-16 16:34:37 +02:00
parent 224320502d
commit e6e53c4e23
2 changed files with 5 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
core/corr.py
View File

@@ -34,9 +34,9 @@ class CorrBlock:
out_pyramid = []
for i in range(self.num_levels):
corr = self.corr_pyramid[i]
dx = torch.linspace(-r, r, 2*r+1)
dy = torch.linspace(-r, r, 2*r+1)
delta = torch.stack(torch.meshgrid(dy, dx), axis=-1).to(coords.device)
dx = torch.linspace(-r, r, 2*r+1, device=coords.device)
dy = torch.linspace(-r, r, 2*r+1, device=coords.device)
delta = torch.stack(torch.meshgrid(dy, dx), axis=-1)
centroid_lvl = coords.reshape(batch*h1*w1, 1, 1, 2) / 2**i
delta_lvl = delta.view(1, 2*r+1, 2*r+1, 2)

4
core/raft.py
View File

@@ -63,8 +63,8 @@ class RAFT(nn.Module):
def initialize_flow(self, img):
""" Flow is represented as difference between two coordinate grids flow = coords1 - coords0"""
N, C, H, W = img.shape
coords0 = coords_grid(N, H//8, W//8).to(img.device)
coords1 = coords_grid(N, H//8, W//8).to(img.device)
coords0 = coords_grid(N, H//8, W//8, device=img.device)
coords1 = coords_grid(N, H//8, W//8, device=img.device)
# optical flow computed as difference: flow = coords1 - coords0
return coords0, coords1