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9f75f8e6
编写于
1月 31, 2018
作者:
P
Peter Hawkins
提交者:
Michael Case
1月 31, 2018
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差异文件
[TF:XLA] Implement ExtractImagePatches.
PiperOrigin-RevId: 184033616
上级
2639cda7
变更
7
隐藏空白更改
内联
并排
Showing
7 changed file
with
340 addition
and
2 deletion
+340
-2
tensorflow/compiler/tests/BUILD
tensorflow/compiler/tests/BUILD
+12
-0
tensorflow/compiler/tests/extract_image_patches_op_test.py
tensorflow/compiler/tests/extract_image_patches_op_test.py
+134
-0
tensorflow/compiler/tf2xla/g3doc/cpu_supported_ops.md
tensorflow/compiler/tf2xla/g3doc/cpu_supported_ops.md
+4
-0
tensorflow/compiler/tf2xla/g3doc/gpu_supported_ops.md
tensorflow/compiler/tf2xla/g3doc/gpu_supported_ops.md
+4
-0
tensorflow/compiler/tf2xla/kernels/BUILD
tensorflow/compiler/tf2xla/kernels/BUILD
+1
-0
tensorflow/compiler/tf2xla/kernels/extract_image_patches_op.cc
...rflow/compiler/tf2xla/kernels/extract_image_patches_op.cc
+169
-0
tensorflow/python/kernel_tests/extract_image_patches_op_test.py
...flow/python/kernel_tests/extract_image_patches_op_test.py
+16
-2
未找到文件。
tensorflow/compiler/tests/BUILD
浏览文件 @
9f75f8e6
...
...
@@ -255,6 +255,18 @@ tf_xla_py_test(
],
)
tf_xla_py_test
(
name
=
"extract_image_patches_op_test"
,
size
=
"small"
,
srcs
=
[
"extract_image_patches_op_test.py"
],
deps
=
[
":xla_test"
,
"//tensorflow/python:array_ops"
,
"//tensorflow/python:framework_for_generated_wrappers"
,
"//tensorflow/python:platform_test"
,
],
)
tf_xla_py_test
(
name
=
"fft_test"
,
size
=
"medium"
,
...
...
tensorflow/compiler/tests/extract_image_patches_op_test.py
0 → 100644
浏览文件 @
9f75f8e6
# Copyright 2018 The TensorFlow 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.
# ==============================================================================
"""Functional tests for ExtractImagePatches op."""
from
__future__
import
absolute_import
from
__future__
import
division
from
__future__
import
print_function
import
numpy
as
np
from
tensorflow.compiler.tests.xla_test
import
XLATestCase
from
tensorflow.python.framework
import
dtypes
from
tensorflow.python.ops
import
array_ops
from
tensorflow.python.platform
import
test
class
ExtractImagePatches
(
XLATestCase
):
"""Functional tests for ExtractImagePatches op."""
def
_VerifyValues
(
self
,
image
,
ksizes
,
strides
,
rates
,
padding
,
patches
):
"""Tests input-output pairs for the ExtractImagePatches op.
Args:
image: Input tensor with shape: [batch, in_rows, in_cols, depth].
ksizes: Patch size specified as: [ksize_rows, ksize_cols].
strides: Output strides, specified as [stride_rows, stride_cols].
rates: Atrous rates, specified as [rate_rows, rate_cols].
padding: Padding type.
patches: Expected output.
"""
ksizes
=
[
1
]
+
ksizes
+
[
1
]
strides
=
[
1
]
+
strides
+
[
1
]
rates
=
[
1
]
+
rates
+
[
1
]
with
self
.
test_session
():
image_placeholder
=
array_ops
.
placeholder
(
dtypes
.
float32
)
with
self
.
test_scope
():
out_tensor
=
array_ops
.
extract_image_patches
(
image_placeholder
,
ksizes
=
ksizes
,
strides
=
strides
,
rates
=
rates
,
padding
=
padding
,
name
=
"im2col"
)
feed_dict
=
{
image_placeholder
:
image
}
self
.
assertAllClose
(
patches
,
out_tensor
.
eval
(
feed_dict
=
feed_dict
))
def
testKsize1x1Stride1x1Rate1x1
(
self
):
"""Verifies that for 1x1 kernel the output equals the input."""
# [2, 3, 4, 5]
image
=
np
.
reshape
(
range
(
120
),
[
2
,
3
,
4
,
5
])
# [2, 3, 4, 5]
patches
=
np
.
reshape
(
range
(
120
),
[
2
,
3
,
4
,
5
])
for
padding
in
[
"VALID"
,
"SAME"
]:
self
.
_VerifyValues
(
image
,
ksizes
=
[
1
,
1
],
strides
=
[
1
,
1
],
rates
=
[
1
,
1
],
padding
=
padding
,
patches
=
patches
)
def
testKsize1x1Stride2x3Rate1x1
(
self
):
"""Test for 1x1 kernel and strides."""
# [2, 4, 5, 3]
image
=
np
.
reshape
(
range
(
120
),
[
2
,
4
,
5
,
3
])
# [2, 2, 2, 3]
patches
=
image
[:,
::
2
,
::
3
,
:]
for
padding
in
[
"VALID"
,
"SAME"
]:
self
.
_VerifyValues
(
image
,
ksizes
=
[
1
,
1
],
strides
=
[
2
,
3
],
rates
=
[
1
,
1
],
padding
=
padding
,
patches
=
patches
)
def
testKsize2x2Stride1x1Rate1x1Valid
(
self
):
"""Test for 2x2 kernel with VALID padding."""
# [1, 2, 2, 1]
image
=
[[[[
1
],
[
2
]],
[[
3
],
[
4
]]]]
# [1, 1, 1, 4]
patches
=
[[[[
1
,
2
,
3
,
4
]]]]
self
.
_VerifyValues
(
image
,
ksizes
=
[
2
,
2
],
strides
=
[
1
,
1
],
rates
=
[
1
,
1
],
padding
=
"VALID"
,
patches
=
patches
)
def
testKsize2x2Stride1x1Rate1x1Same
(
self
):
"""Test for 2x2 kernel with SAME padding."""
# [1, 2, 2, 1]
image
=
[[[[
1
],
[
2
]],
[[
3
],
[
4
]]]]
# [1, 2, 2, 4]
patches
=
[[[[
1
,
2
,
3
,
4
],
[
2
,
0
,
4
,
0
]],
[[
3
,
4
,
0
,
0
],
[
4
,
0
,
0
,
0
]]]]
self
.
_VerifyValues
(
image
,
ksizes
=
[
2
,
2
],
strides
=
[
1
,
1
],
rates
=
[
1
,
1
],
padding
=
"SAME"
,
patches
=
patches
)
def
testKsize2x2Stride1x1Rate2x2Valid
(
self
):
"""Test for 2x2 kernel with 2x2 dilation."""
# [1, 2, 2, 1]
image
=
np
.
arange
(
16
).
reshape
(
1
,
4
,
4
,
1
).
astype
(
np
.
float32
)
# [1, 2, 2, 4]
patches
=
[[[[
0
,
2
,
8
,
10
],
[
1
,
3
,
9
,
11
]],
[[
4
,
6
,
12
,
14
],
[
5
,
7
,
13
,
15
]]]]
self
.
_VerifyValues
(
image
,
ksizes
=
[
2
,
2
],
strides
=
[
1
,
1
],
rates
=
[
2
,
2
],
padding
=
"VALID"
,
patches
=
patches
)
if
__name__
==
"__main__"
:
test
.
main
()
tensorflow/compiler/tf2xla/g3doc/cpu_supported_ops.md
浏览文件 @
9f75f8e6
...
...
@@ -71,6 +71,7 @@ Operator | Type Constraint
`Exp`
|
`T={complex64,double,float}`
`ExpandDims`
|
`Tdim={int32,int64}`
<br>
`T={bool,complex64,double,float,int32,int64,uint32,uint64}`
`Expm1`
|
`T={complex64,double,float}`
`ExtractImagePatches`
|
`T={double,float,int32,int64,uint32,uint64}`
`FFT`
|
`FFT2D`
|
`FFT3D`
|
...
...
@@ -124,6 +125,8 @@ Operator | Type Constraint
`MaxPool3D`
|
`T={float}`
`MaxPool3DGrad`
|
`TInput={float}`
<br>
`T={float}`
`MaxPoolGrad`
|
`T={double,float,int32,int64,uint32,uint64}`
`MaxPoolGradV2`
|
`T={double,float,int32,int64,uint32,uint64}`
`MaxPoolV2`
|
`T={double,float,int32,int64}`
`Maximum`
|
`T={double,float,int32,int64}`
`Mean`
|
`Tidx={int32,int64}`
<br>
`T={complex64,double,float,int32,int64,uint32,uint64}`
`Min`
|
`Tidx={int32,int64}`
<br>
`T={complex64,double,float,int32,int64,uint32,uint64}`
...
...
@@ -176,6 +179,7 @@ Operator | Type Constraint
`ResourceGather`
|
`Tindices={int32,int64}`
<br>
`dtype={complex64,double,float,int32,int64,uint32,uint64}`
`ResourceStridedSliceAssign`
|
`Index={int32,int64}`
<br>
`T={bool,complex64,double,float,int32,int64,uint32,uint64}`
`Reverse`
|
`T={bool,complex64,double,float,int32,int64}`
`ReverseSequence`
|
`Tlen={int32,int64}`
<br>
`T={bool,complex64,double,float,int32,int64,uint32,uint64}`
`ReverseV2`
|
`T={bool,complex64,double,float,int32,int64}`
<br>
`Tidx={int32,int64}`
`RightShift`
|
`T={int32,int64,uint32,uint64}`
`Rint`
|
`T={double,float}`
...
...
tensorflow/compiler/tf2xla/g3doc/gpu_supported_ops.md
浏览文件 @
9f75f8e6
...
...
@@ -71,6 +71,7 @@ Operator | Type Constraint
`Exp`
|
`T={complex64,double,float}`
`ExpandDims`
|
`Tdim={int32,int64}`
<br>
`T={bool,complex64,double,float,int32,int64,uint32,uint64}`
`Expm1`
|
`T={complex64,double,float}`
`ExtractImagePatches`
|
`T={double,float,int32,int64,uint32,uint64}`
`FFT`
|
`FFT2D`
|
`FFT3D`
|
...
...
@@ -124,6 +125,8 @@ Operator | Type Constraint
`MaxPool3D`
|
`T={float}`
`MaxPool3DGrad`
|
`TInput={float}`
<br>
`T={float}`
`MaxPoolGrad`
|
`T={double,float,int32,int64,uint32,uint64}`
`MaxPoolGradV2`
|
`T={double,float,int32,int64,uint32,uint64}`
`MaxPoolV2`
|
`T={double,float,int32,int64}`
`Maximum`
|
`T={double,float,int32,int64}`
`Mean`
|
`Tidx={int32,int64}`
<br>
`T={complex64,double,float,int32,int64,uint32,uint64}`
`Min`
|
`Tidx={int32,int64}`
<br>
`T={complex64,double,float,int32,int64,uint32,uint64}`
...
...
@@ -173,6 +176,7 @@ Operator | Type Constraint
`ResourceGather`
|
`Tindices={int32,int64}`
<br>
`dtype={complex64,double,float,int32,int64,uint32,uint64}`
`ResourceStridedSliceAssign`
|
`Index={int32,int64}`
<br>
`T={bool,complex64,double,float,int32,int64,uint32,uint64}`
`Reverse`
|
`T={bool,complex64,double,float,int32,int64}`
`ReverseSequence`
|
`Tlen={int32,int64}`
<br>
`T={bool,complex64,double,float,int32,int64,uint32,uint64}`
`ReverseV2`
|
`T={bool,complex64,double,float,int32,int64}`
<br>
`Tidx={int32,int64}`
`RightShift`
|
`T={int32,int64,uint32,uint64}`
`Rint`
|
`T={double,float}`
...
...
tensorflow/compiler/tf2xla/kernels/BUILD
浏览文件 @
9f75f8e6
...
...
@@ -31,6 +31,7 @@ tf_kernel_library(
"diag_op.cc"
,
"dynamic_stitch_op.cc"
,
"elu_op.cc"
,
"extract_image_patches_op.cc"
,
"fft_ops.cc"
,
"fill_op.cc"
,
"function_ops.cc"
,
...
...
tensorflow/compiler/tf2xla/kernels/extract_image_patches_op.cc
0 → 100644
浏览文件 @
9f75f8e6
/* Copyright 2018 The TensorFlow 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.
==============================================================================*/
#include "tensorflow/compiler/tf2xla/type_util.h"
#include "tensorflow/compiler/tf2xla/xla_helpers.h"
#include "tensorflow/compiler/tf2xla/xla_op_kernel.h"
#include "tensorflow/compiler/tf2xla/xla_op_registry.h"
#include "tensorflow/core/util/tensor_format.h"
namespace
tensorflow
{
namespace
{
class
ExtractImagePatchesOp
:
public
XlaOpKernel
{
public:
explicit
ExtractImagePatchesOp
(
OpKernelConstruction
*
ctx
)
:
XlaOpKernel
(
ctx
)
{
OP_REQUIRES_OK
(
ctx
,
ctx
->
GetAttr
(
"ksizes"
,
&
ksizes_
));
OP_REQUIRES_OK
(
ctx
,
ctx
->
GetAttr
(
"strides"
,
&
strides_
));
OP_REQUIRES_OK
(
ctx
,
ctx
->
GetAttr
(
"rates"
,
&
dilations_
));
OP_REQUIRES_OK
(
ctx
,
ctx
->
GetAttr
(
"padding"
,
&
padding_
));
}
void
Compile
(
XlaOpKernelContext
*
ctx
)
override
{
const
TensorFormat
data_format
=
FORMAT_NHWC
;
const
int
num_dims
=
ksizes_
.
size
();
OP_REQUIRES
(
ctx
,
num_dims
>=
3
,
errors
::
InvalidArgument
(
"Kernel size must have at least 3 dimensions"
));
const
int
num_spatial_dims
=
num_dims
-
2
;
OP_REQUIRES
(
ctx
,
strides_
.
size
()
==
num_dims
,
errors
::
InvalidArgument
(
"Sliding window strides field must "
"specify "
,
num_dims
,
" dimensions"
));
OP_REQUIRES
(
ctx
,
dilations_
.
size
()
==
num_dims
,
errors
::
InvalidArgument
(
"Dilations field must "
"specify "
,
num_dims
,
" dimensions"
));
int
batch_dim
=
GetTensorBatchDimIndex
(
num_dims
,
data_format
);
int
feature_dim
=
GetTensorFeatureDimIndex
(
num_dims
,
data_format
);
OP_REQUIRES
(
ctx
,
ksizes_
[
batch_dim
]
==
1
&&
ksizes_
[
feature_dim
]
==
1
,
errors
::
Unimplemented
(
"Current implementation does not yet support "
"kernel sizes > 1 in the batch and depth "
"dimensions."
));
OP_REQUIRES
(
ctx
,
strides_
[
batch_dim
]
==
1
&&
strides_
[
feature_dim
]
==
1
,
errors
::
Unimplemented
(
"Current implementation does not yet support "
"strides in the batch and depth dimensions."
));
OP_REQUIRES
(
ctx
,
dilations_
[
batch_dim
]
==
1
&&
dilations_
[
feature_dim
]
==
1
,
errors
::
Unimplemented
(
"Current implementation does not support "
"dilations in the batch and depth dimensions."
));
for
(
int
i
=
0
;
i
<
num_spatial_dims
;
++
i
)
{
int
input_dim
=
GetTensorSpatialDimIndex
(
num_dims
,
data_format
,
i
);
OP_REQUIRES
(
ctx
,
ksizes_
[
input_dim
]
>=
0
,
errors
::
Unimplemented
(
"Kernel size values must be non-negative; "
,
i
,
"th spatial dimension had dilation "
,
dilations_
[
input_dim
]));
OP_REQUIRES
(
ctx
,
strides_
[
input_dim
]
>=
1
,
errors
::
Unimplemented
(
"Stride values must be positive; "
,
i
,
"th spatial dimension had dilation "
,
dilations_
[
input_dim
]));
OP_REQUIRES
(
ctx
,
dilations_
[
input_dim
]
>=
1
,
errors
::
Unimplemented
(
"Dilation values must be positive; "
,
i
,
"th spatial dimension had dilation "
,
dilations_
[
input_dim
]));
}
xla
::
PrimitiveType
type
;
OP_REQUIRES_OK
(
ctx
,
DataTypeToPrimitiveType
(
ctx
->
input_type
(
0
),
&
type
));
const
TensorShape
input_shape
=
ctx
->
InputShape
(
0
);
OP_REQUIRES
(
ctx
,
input_shape
.
dims
()
==
num_dims
,
errors
::
InvalidArgument
(
"input must be "
,
num_dims
,
"-dimensional"
,
input_shape
.
DebugString
()));
const
int64
depth
=
input_shape
.
dim_size
(
feature_dim
);
xla
::
ComputationBuilder
*
builder
=
ctx
->
builder
();
// The following code is equivalent to:
// eye = np.eye(kH * kW * D).reshape([kH, kW, D, kH * kW * kD])
int64
kernel_size
=
1
;
std
::
vector
<
int64
>
lhs_shape
(
num_dims
,
1
);
for
(
int
i
=
0
;
i
<
num_spatial_dims
;
++
i
)
{
int
input_dim
=
GetTensorSpatialDimIndex
(
num_dims
,
data_format
,
i
);
lhs_shape
[
i
]
=
ksizes_
[
input_dim
];
kernel_size
*=
ksizes_
[
input_dim
];
}
lhs_shape
[
num_spatial_dims
]
=
depth
;
lhs_shape
[
num_spatial_dims
+
1
]
=
1
;
// Builds an identity matrix as a broadcast equality of iotas.
// iota = np.arange(np.prod(ksize), depth)
// filter = np.equal(np.reshape(iota, [-1, 1]), iota).astype(np.float32)
xla
::
ComputationDataHandle
iota
;
TF_CHECK_OK
(
XlaHelpers
::
Iota
(
builder
,
DataType
::
DT_INT32
,
kernel_size
*
depth
,
&
iota
));
auto
lhs
=
builder
->
Reshape
(
iota
,
lhs_shape
);
auto
filter
=
builder
->
ConvertElementType
(
builder
->
Eq
(
lhs
,
iota
,
{
num_spatial_dims
+
1
}),
type
);
xla
::
ConvolutionDimensionNumbers
dims
;
std
::
vector
<
int64
>
window_strides
(
num_spatial_dims
);
std
::
vector
<
int64
>
lhs_dilation
(
num_spatial_dims
,
1
);
std
::
vector
<
int64
>
rhs_dilation
(
num_spatial_dims
);
std
::
vector
<
std
::
pair
<
int64
,
int64
>>
padding
(
num_spatial_dims
);
dims
.
set_input_batch_dimension
(
batch_dim
);
dims
.
set_output_batch_dimension
(
batch_dim
);
dims
.
set_input_feature_dimension
(
feature_dim
);
dims
.
set_output_feature_dimension
(
feature_dim
);
dims
.
set_kernel_input_feature_dimension
(
num_spatial_dims
);
dims
.
set_kernel_output_feature_dimension
(
num_spatial_dims
+
1
);
for
(
int
i
=
0
;
i
<
num_spatial_dims
;
++
i
)
{
const
int64
dim
=
GetTensorSpatialDimIndex
(
num_dims
,
data_format
,
i
);
dims
.
add_input_spatial_dimensions
(
dim
);
dims
.
add_kernel_spatial_dimensions
(
i
);
dims
.
add_output_spatial_dimensions
(
dim
);
window_strides
[
i
]
=
strides_
.
at
(
dim
);
rhs_dilation
[
i
]
=
dilations_
.
at
(
dim
);
int64
unused_output_size
;
OP_REQUIRES_OK
(
ctx
,
GetWindowedOutputSizeVerboseV2
(
input_shape
.
dim_size
(
dim
),
ksizes_
[
dim
],
rhs_dilation
[
i
],
window_strides
[
i
],
padding_
,
&
unused_output_size
,
&
padding
[
i
].
first
,
&
padding
[
i
].
second
));
}
xla
::
ComputationDataHandle
conv
=
builder
->
ConvGeneralDilated
(
ctx
->
Input
(
0
),
filter
,
window_strides
,
padding
,
lhs_dilation
,
rhs_dilation
,
dims
);
ctx
->
SetOutput
(
0
,
conv
);
}
protected:
std
::
vector
<
int32
>
ksizes_
;
std
::
vector
<
int32
>
dilations_
;
std
::
vector
<
int32
>
strides_
;
Padding
padding_
;
private:
TF_DISALLOW_COPY_AND_ASSIGN
(
ExtractImagePatchesOp
);
};
REGISTER_XLA_OP
(
Name
(
"ExtractImagePatches"
),
ExtractImagePatchesOp
);
}
// namespace
}
// namespace tensorflow
tensorflow/python/kernel_tests/extract_image_patches_op_test.py
浏览文件 @
9f75f8e6
...
...
@@ -84,7 +84,7 @@ class ExtractImagePatches(test.TestCase):
patches
=
patches
)
def
testKsize2x2Stride1x1Rate1x1Valid
(
self
):
"""Test for
1x1 kernel
."""
"""Test for
2x2 kernel with VALID padding
."""
# [1, 2, 2, 1]
image
=
[[[[
1
],
[
2
]],
[[
3
],
[
4
]]]]
# [1, 1, 1, 4]
...
...
@@ -98,7 +98,7 @@ class ExtractImagePatches(test.TestCase):
patches
=
patches
)
def
testKsize2x2Stride1x1Rate1x1Same
(
self
):
"""Test for
1x1 kernel
."""
"""Test for
2x2 kernel with SAME padding
."""
# [1, 2, 2, 1]
image
=
[[[[
1
],
[
2
]],
[[
3
],
[
4
]]]]
# [1, 2, 2, 4]
...
...
@@ -111,6 +111,20 @@ class ExtractImagePatches(test.TestCase):
padding
=
"SAME"
,
patches
=
patches
)
def
testKsize2x2Stride1x1Rate2x2Valid
(
self
):
"""Test for 2x2 kernel with 2x2 dilation."""
# [1, 2, 2, 1]
image
=
np
.
arange
(
16
).
reshape
(
1
,
4
,
4
,
1
).
astype
(
np
.
float32
)
# [1, 2, 2, 4]
patches
=
[[[[
0
,
2
,
8
,
10
],
[
1
,
3
,
9
,
11
]],
[[
4
,
6
,
12
,
14
],
[
5
,
7
,
13
,
15
]]]]
self
.
_VerifyValues
(
image
,
ksizes
=
[
2
,
2
],
strides
=
[
1
,
1
],
rates
=
[
2
,
2
],
padding
=
"VALID"
,
patches
=
patches
)
if
__name__
==
"__main__"
:
test
.
main
()
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