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data_format_ops_test.py
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data_format_ops_test.py
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# 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.
# ==============================================================================
"""Tests for the DataFormatVecPermute operator."""
import numpy as np
from tensorflow.compiler.tests import xla_test
from tensorflow.python.framework import dtypes
from tensorflow.python.ops import array_ops
from tensorflow.python.ops import nn_ops
from tensorflow.python.platform import test
class XlaDataFormatDimMapTest(xla_test.XLATestCase):
def _test(self, input_data, src_format, dst_format, expected):
for dtype in {np.int32, np.int64}:
x = np.array(input_data, dtype=dtype)
with self.session() as session:
with self.test_scope():
placeholder = array_ops.placeholder(dtypes.as_dtype(x.dtype), x.shape)
param = {placeholder: x}
output = nn_ops.data_format_dim_map(
placeholder, src_format=src_format, dst_format=dst_format)
result = session.run(output, param)
self.assertAllEqual(result, expected)
def test(self):
self._test(0, "NHWC", "NCHW", 0)
self._test(1, "NHWC", "NCHW", 2)
self._test(2, "NHWC", "NCHW", 3)
self._test(3, "NHWC", "NCHW", 1)
self._test(-1, "NHWC", "NCHW", 1)
self._test(-2, "NHWC", "NCHW", 3)
self._test(-3, "NHWC", "NCHW", 2)
self._test(-4, "NHWC", "NCHW", 0)
self._test([1, 3], "NHWC", "NCHW", [2, 1])
self._test([1, 3, -2], "NHWC", "NCHW", [2, 1, 3])
self._test([1, -3, -2], "NHWC", "NCHW", [2, 2, 3])
self._test([[1, -3], [1, -1]], "NHWC", "NCHW", [[2, 2], [2, 1]])
self._test([1, -3, -2], "NHWC", "NCHW", [2, 2, 3])
self._test([-4, -3, -2, -1, 0, 1, 2, 3], "NHWC", "HWNC",
[2, 0, 1, 3, 2, 0, 1, 3])
self._test([-4, -3, -2, -1, 0, 1, 2, 3], "NHWC", "WHCN",
[3, 1, 0, 2, 3, 1, 0, 2])
self._test([-4, -3, -2, -1, 0, 1, 2, 3], "qwer", "rewq",
[3, 2, 1, 0, 3, 2, 1, 0])
self._test(0, "NDHWC", "NCDHW", 0)
self._test(1, "NDHWC", "NCDHW", 2)
self._test(2, "NDHWC", "NCDHW", 3)
self._test(3, "NDHWC", "NCDHW", 4)
self._test(4, "NDHWC", "NCDHW", 1)
self._test([1, 4], "NDHWC", "NCDHW", [2, 1])
self._test([1, 4, -2], "NDHWC", "NCDHW", [2, 1, 4])
self._test([1, -3, -2], "NDHWC", "NCDHW", [2, 3, 4])
self._test([[1, -4], [1, -1]], "NDHWC", "NCDHW", [[2, 2], [2, 1]])
self._test([1, -3, -2], "NDHWC", "NCDHW", [2, 3, 4])
self._test([-5, -4, -3, -2, -1, 0, 1, 2, 3, 4], "NDHWC", "DHWNC",
[3, 0, 1, 2, 4, 3, 0, 1, 2, 4])
self._test([-5, -4, -3, -2, -1, 0, 1, 2, 3, 4], "NDHWC", "WHDCN",
[4, 2, 1, 0, 3, 4, 2, 1, 0, 3])
class XlaPermuteOpTest(xla_test.XLATestCase):
def _runPermuteAndCompare(self, x, src_format, dst_format, expected):
with self.session() as session:
with self.test_scope():
placeholder = array_ops.placeholder(dtypes.as_dtype(x.dtype), x.shape)
param = {placeholder: x}
output = nn_ops.data_format_vec_permute(
placeholder, src_format=src_format, dst_format=dst_format)
result = session.run(output, param)
self.assertAllEqual(result, expected)
def testNHWCToNCHW(self):
for dtype in {np.int32, np.int64}:
x = np.array([7, 4, 9, 3], dtype=dtype)
self._runPermuteAndCompare(x, "NHWC", "NCHW", [7, 3, 4, 9])
def testNHWCToNCHW_Size2(self):
for dtype in {np.int32, np.int64}:
x = np.array([4, 9], dtype=dtype)
self._runPermuteAndCompare(x, "NHWC", "NCHW", [4, 9])
def testNCHWToNHWC(self):
for dtype in {np.int32, np.int64}:
x = np.array([7, 4, 9, 3], dtype=dtype)
self._runPermuteAndCompare(x, "NCHW", "NHWC", [7, 9, 3, 4])
def testNCHWToNHWC_Size2(self):
for dtype in {np.int32, np.int64}:
x = np.array([9, 3], dtype=dtype)
self._runPermuteAndCompare(x, "NCHW", "NHWC", [9, 3])
def testNHWCToHWNC(self):
for dtype in {np.int32, np.int64}:
x = np.array([7, 4, 9, 3], dtype=dtype)
self._runPermuteAndCompare(x, "NHWC", "HWNC", [4, 9, 7, 3])
def testHWNCToNHWC(self):
for dtype in {np.int32, np.int64}:
x = np.array([7, 4, 9, 3], dtype=dtype)
self._runPermuteAndCompare(x, "HWNC", "NHWC", [9, 7, 4, 3])
def testNHWCToNCHW2D(self):
for dtype in {np.int32, np.int64}:
x = np.array([[7, 4], [9, 3], [4, 5], [5, 1]], dtype=dtype)
self._runPermuteAndCompare(x, "NHWC", "NCHW",
[[7, 4], [5, 1], [9, 3], [4, 5]])
def testNHWCToHWNC2D(self):
for dtype in {np.int32, np.int64}:
x = np.array([[7, 4], [9, 3], [4, 5], [5, 1]], dtype=dtype)
self._runPermuteAndCompare(x, "NHWC", "HWNC",
[[9, 3], [4, 5], [7, 4], [5, 1]])
def testHWNCToNHWC2D(self):
for dtype in {np.int32, np.int64}:
x = np.array([[7, 4], [9, 3], [4, 5], [5, 1]], dtype=dtype)
self._runPermuteAndCompare(x, "HWNC", "NHWC",
[[4, 5], [7, 4], [9, 3], [5, 1]])
def testNCHWToNHWC2D(self):
for dtype in {np.int32, np.int64}:
x = np.array([[7, 4], [9, 3], [4, 5], [5, 1]], dtype=dtype)
self._runPermuteAndCompare(x, "NCHW", "NHWC",
[[7, 4], [4, 5], [5, 1], [9, 3]])
if __name__ == "__main__":
test.main()