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2026-07-13 12:40:42 +08:00

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# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# 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 unittest
import numpy as np
from op_test import get_device_place, is_custom_device
from test_conv3d_op import conv3d_forward_naive
import paddle
import paddle.base.dygraph as dg
import paddle.nn.functional as F
from paddle import base, nn
from paddle.base import core
class Conv3DTestCase(unittest.TestCase):
def __init__(
self,
methodName='runTest',
batch_size=4,
spatial_shape=(8, 8, 8),
num_channels=6,
num_filters=8,
filter_size=3,
padding=0,
stride=1,
dilation=1,
groups=1,
no_bias=False,
data_format="NCDHW",
dtype="float32",
):
super().__init__(methodName)
self.batch_size = batch_size
self.num_channels = num_channels
self.num_filters = num_filters
self.spatial_shape = spatial_shape
self.filter_size = filter_size
self.padding = padding
self.stride = stride
self.dilation = dilation
self.groups = groups
self.no_bias = no_bias
self.data_format = data_format
self.dtype = dtype
def setUp(self):
self.channel_last = self.data_format == "NDHWC"
if self.channel_last:
input_shape = (
self.batch_size,
*self.spatial_shape,
self.num_channels,
)
else:
input_shape = (
self.batch_size,
self.num_channels,
*self.spatial_shape,
)
self.input = np.random.randn(*input_shape).astype(self.dtype)
if isinstance(self.filter_size, int):
filter_size = [self.filter_size] * 3
else:
filter_size = self.filter_size
self.weight_shape = weight_shape = (
self.num_filters,
self.num_channels // self.groups,
*filter_size,
)
self.weight = np.random.uniform(-1, 1, size=weight_shape).astype(
self.dtype
)
if not self.no_bias:
self.bias = np.random.uniform(
-1, 1, size=(self.num_filters,)
).astype(self.dtype)
else:
self.bias = None
def base_layer(self, place):
main = base.Program()
start = base.Program()
with (
base.unique_name.guard(),
base.program_guard(main, start),
):
input_shape = (
(-1, -1, -1, -1, self.num_channels)
if self.channel_last
else (-1, self.num_channels, -1, -1, -1)
)
x_var = paddle.static.data("input", input_shape, dtype=self.dtype)
weight_attr = paddle.nn.initializer.Assign(self.weight)
if self.bias is None:
bias_attr = False
else:
bias_attr = paddle.nn.initializer.Assign(self.bias)
y_var = paddle.nn.Conv3D(
in_channels=self.num_channels,
out_channels=self.num_filters,
kernel_size=self.filter_size,
stride=self.stride,
padding=self.padding,
dilation=self.dilation,
groups=self.groups,
padding_mode="zeros",
weight_attr=weight_attr,
bias_attr=bias_attr,
data_format=self.data_format,
)(x_var)
feed_dict = {"input": self.input}
exe = base.Executor(place)
exe.run(start)
(y_np,) = exe.run(main, feed=feed_dict, fetch_list=[y_var])
return y_np
def functional(self, place):
main = base.Program()
start = base.Program()
with (
base.unique_name.guard(),
base.program_guard(main, start),
):
input_shape = (
(-1, -1, -1, -1, self.num_channels)
if self.channel_last
else (-1, self.num_channels, -1, -1, -1)
)
x_var = paddle.static.data("input", input_shape, dtype=self.dtype)
w_var = paddle.static.data(
"weight", self.weight_shape, dtype=self.dtype
)
if not self.no_bias:
b_var = paddle.static.data(
"bias", (self.num_filters,), dtype=self.dtype
)
else:
b_var = None
y_var = F.conv3d(
x_var,
w_var,
b_var,
padding=self.padding,
stride=self.stride,
dilation=self.dilation,
groups=self.groups,
data_format=self.data_format,
)
feed_dict = {"input": self.input, "weight": self.weight}
if self.bias is not None:
feed_dict["bias"] = self.bias
exe = base.Executor(place)
exe.run(start)
(y_np,) = exe.run(main, feed=feed_dict, fetch_list=[y_var])
return y_np
def paddle_nn_layer(self):
x_var = paddle.to_tensor(self.input)
x_var.stop_gradient = False
conv = nn.Conv3D(
self.num_channels,
self.num_filters,
self.filter_size,
padding=self.padding,
stride=self.stride,
dilation=self.dilation,
groups=self.groups,
data_format=self.data_format,
)
conv.weight.set_value(self.weight)
if not self.no_bias:
conv.bias.set_value(self.bias)
y_var = conv(x_var)
y_var.backward()
y_np = y_var.numpy()
t1 = x_var.gradient()
return y_np, t1
def _test_pir_equivalence(self, place):
with paddle.pir_utils.IrGuard():
result1 = self.base_layer(place)
result2 = self.functional(place)
with dg.guard(place):
result3, g1 = self.paddle_nn_layer()
np.testing.assert_array_almost_equal(result1, result2)
np.testing.assert_array_almost_equal(result2, result3)
def runTest(self):
place = base.CPUPlace()
self._test_pir_equivalence(place)
if base.core.is_compiled_with_cuda() or is_custom_device():
place = get_device_place()
self._test_pir_equivalence(place)
class Conv3DErrorTestCase(Conv3DTestCase):
def runTest(self):
place = base.CPUPlace()
with (
dg.guard(place),
self.assertRaises(ValueError),
):
self.paddle_nn_layer()
def add_cases(suite):
suite.addTest(Conv3DTestCase(methodName='runTest'))
suite.addTest(
Conv3DTestCase(methodName='runTest', stride=[1, 2, 1], dilation=2)
)
suite.addTest(
Conv3DTestCase(methodName='runTest', stride=2, dilation=(2, 1, 2))
)
suite.addTest(
Conv3DTestCase(methodName='runTest', padding="same", no_bias=True)
)
suite.addTest(
Conv3DTestCase(
methodName='runTest', filter_size=(3, 2, 3), padding='valid'
)
)
suite.addTest(Conv3DTestCase(methodName='runTest', padding=(2, 3, 1)))
suite.addTest(
Conv3DTestCase(methodName='runTest', padding=[1, 2, 2, 1, 2, 3])
)
suite.addTest(
Conv3DTestCase(
methodName='runTest',
padding=[[0, 0], [0, 0], [1, 2], [2, 1], [2, 2]],
)
)
suite.addTest(Conv3DTestCase(methodName='runTest', data_format="NDHWC"))
suite.addTest(
Conv3DTestCase(
methodName='runTest',
data_format="NDHWC",
padding=[[0, 0], [1, 1], [3, 3], [2, 2], [0, 0]],
)
)
suite.addTest(
Conv3DTestCase(methodName='runTest', groups=2, padding="valid")
)
suite.addTest(
Conv3DTestCase(
methodName='runTest',
num_filters=6,
num_channels=3,
groups=3,
padding="valid",
)
)
suite.addTest(Conv3DZeroSizeXPUTestCase(methodName='runTest'))
def add_error_cases(suite):
suite.addTest(
Conv3DErrorTestCase(methodName='runTest', num_channels=5, groups=2)
)
suite.addTest(
Conv3DErrorTestCase(
methodName='runTest', num_channels=5, groups=2, padding=[-1, 1, 3]
)
)
def load_tests(loader, standard_tests, pattern):
suite = unittest.TestSuite()
add_cases(suite)
add_error_cases(suite)
return suite
def get_places():
places = []
if core.is_compiled_with_xpu():
places.append(paddle.device.XPUPlace(0))
elif core.is_compiled_with_cuda():
places.append(paddle.CUDAPlace(0))
places.append(paddle.CPUPlace())
return places
class TestConv3dAPI_Compatibility(unittest.TestCase):
def setUp(self):
np.random.seed(2025)
self.places = get_places()
self.shape_x = [2, 3, 8, 8, 8] # NCDHW
self.shape_w = [6, 3, 3, 3, 3] # Co, Cin, kD, kH, kW
self.dtype = "float32"
self.init_data()
def init_data(self):
self.np_x = np.random.rand(*self.shape_x).astype(self.dtype)
self.np_w = np.random.rand(*self.shape_w).astype(self.dtype)
conv_param = {
"stride": [1, 1, 1],
"pad": [0, 0, 0],
"dilation": [1, 1, 1],
}
self.np_ref_out = conv3d_forward_naive(
self.np_x, self.np_w, 1, conv_param
)
def test_dygraph_Compatibility(self):
for place in self.places:
paddle.device.set_device(place)
paddle.disable_static()
x = paddle.to_tensor(self.np_x)
w = paddle.to_tensor(self.np_w)
paddle_dygraph_out = []
# Position args (args)
out1 = paddle.nn.functional.conv3d(x, w)
paddle_dygraph_out.append(out1)
# Keywords args (kwargs) for paddle
out2 = paddle.nn.functional.conv3d(x=x, weight=w)
paddle_dygraph_out.append(out2)
# Keywords args for alias compatibility
out3 = paddle.nn.functional.conv3d(input=x, weight=w)
paddle_dygraph_out.append(out3)
# Combined args and kwargs
out4 = paddle.nn.functional.conv3d(x, weight=w)
paddle_dygraph_out.append(out4)
# refer to test/xpu/test_conv3d_op_xpu.py
if isinstance(place, core.XPUPlace):
rtol = 5e-3
atol = 5e-3
else:
rtol = 1e-5
atol = 0
# Check all dygraph results against reference
for out in paddle_dygraph_out:
np.testing.assert_allclose(
self.np_ref_out, out.numpy(), rtol=rtol, atol=atol
)
paddle.enable_static()
def test_static_Compatibility(self):
paddle.enable_static()
fetch_list = []
main = paddle.static.Program()
startup = paddle.static.Program()
with base.program_guard(main, startup):
x = paddle.static.data(
name="x", shape=self.shape_x, dtype=self.dtype
)
w = paddle.static.data(
name="w", shape=self.shape_w, dtype=self.dtype
)
# Position args (args)
out1 = paddle.nn.functional.conv3d(x, w)
fetch_list.append(out1)
# Keywords args (kwargs) for paddle
out2 = paddle.nn.functional.conv3d(x=x, weight=w)
fetch_list.append(out2)
# Keywords args for alias compatibility
out3 = paddle.nn.functional.conv3d(input=x, weight=w)
fetch_list.append(out3)
# Combined args and kwargs
out4 = paddle.nn.functional.conv3d(x, weight=w)
fetch_list.append(out4)
for place in self.places:
# refer to test/xpu/test_conv2d_op_xpu.py
if isinstance(place, core.XPUPlace):
rtol = 5e-3
atol = 5e-3
else:
rtol = 1e-5
atol = 0
exe = base.Executor(place)
fetches = exe.run(
main,
feed={"x": self.np_x, "w": self.np_w},
fetch_list=fetch_list,
)
for out in fetches:
np.testing.assert_allclose(
out, self.np_ref_out, rtol=rtol, atol=atol
)
class Conv3DZeroSizeXPUTestCase(unittest.TestCase):
def runTest(self):
if not core.is_compiled_with_xpu():
return
paddle.device.set_device('xpu')
paddle.disable_static()
x = paddle.randn([4, 3, 0, 8, 8], dtype='float32')
w = paddle.randn([5, 3, 3, 3, 3], dtype='float32')
b = paddle.randn([5], dtype='float32')
out = paddle.nn.functional.conv3d(
x,
w,
b,
padding=[[0, 0], [0, 0], [1, 1], [2, 2], [2, 2]],
stride=1,
dilation=1,
groups=1,
data_format='NCDHW',
)
self.assertEqual(list(out.shape), [4, 5, 0, 10, 10])
paddle.enable_static()
if __name__ == '__main__':
unittest.main()