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chore: import upstream snapshot with attribution
2026-07-13 12:49:27 +08:00

59 lines
2.1 KiB
Python

# LICENSE HEADER MANAGED BY add-license-header
#
# Copyright 2018 Kornia Team
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import pytest
import torch
from kornia.feature import DeFMO
from testing.base import BaseTester
class TestDeFMO(BaseTester):
@pytest.mark.slow
def test_shape(self, device, dtype):
inp = torch.ones(1, 6, 128, 160, device=device, dtype=dtype)
defmo = DeFMO().to(device, dtype)
defmo.eval() # batchnorm with size 1 is not allowed in train mode
out = defmo(inp)
assert out.shape == (1, 24, 4, 128, 160)
@pytest.mark.slow
def test_shape_batch(self, device, dtype):
inp = torch.ones(2, 6, 128, 160, device=device, dtype=dtype)
defmo = DeFMO().to(device, dtype)
out = defmo(inp)
with torch.no_grad():
assert out.shape == (2, 24, 4, 128, 160)
@pytest.mark.slow
@pytest.mark.grad
def test_gradcheck(self, device):
patches = torch.rand(2, 6, 64, 64, device=device, dtype=torch.float64)
defmo = DeFMO().to(patches.device, patches.dtype)
self.gradcheck(defmo, (patches,), eps=1e-4, atol=1e-4, nondet_tol=1e-8)
@pytest.mark.slow
@pytest.mark.jit
def test_jit(self, device, dtype):
B, C, H, W = 1, 6, 128, 160
patches = torch.rand(B, C, H, W, device=device, dtype=dtype)
model = DeFMO(True).to(patches.device, patches.dtype).eval()
model_jit = torch.jit.script(DeFMO(True).to(patches.device, patches.dtype).eval())
with torch.no_grad():
self.assert_close(model(patches), model_jit(patches))