openvino/model-optimizer/extensions/back/StridedSliceMasksNormalizer.py

48 lines
1.6 KiB
Python

"""
Copyright (C) 2018-2020 Intel Corporation
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.
"""
from extensions.back.ConvolutionNormalizer import DeconvolutionNormalizer
from extensions.back.CropToStridedSlice import CropToStridedSlice
from mo.back.replacement import BackReplacementPattern
from mo.front.common.partial_infer.utils import int64_array
from mo.graph.graph import Graph, Node
class StridedSliceMasksNormalizer(BackReplacementPattern):
enabled = True
force_clean_up = True
graph_condition = [lambda graph: graph.graph['cmd_params'].generate_experimental_IR_V10]
def run_after(self):
return [CropToStridedSlice, DeconvolutionNormalizer]
@staticmethod
def pattern():
return dict(
nodes=[
('strided_slice', dict(type='StridedSlice'))
],
edges=[]
)
def replace_pattern(self, graph: Graph, match: [str, Node]):
node = match['strided_slice']
assert node.has_valid('begin_mask')
assert node.has_valid('end_mask')
node.begin_mask = int64_array([1 - i for i in node.begin_mask])
node.end_mask = int64_array([1 - i for i in node.end_mask])