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openvino/model-optimizer/extensions/ops/priorbox_clustered.py

88 lines
2.6 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.
"""
import numpy as np
from mo.front.common.layout import get_width_dim, get_height_dim
from mo.front.extractor import attr_getter
from mo.graph.graph import Node, Graph
from mo.ops.op import Op
class PriorBoxClusteredOp(Op):
op = 'PriorBoxClustered'
def __init__(self, graph: Graph, attrs: dict):
mandatory_props = {
'type': self.op,
'op': self.op,
'version': 'opset1',
'in_ports_count': 2,
'out_ports_count': 1,
'infer': self.priorbox_clustered_infer,
'type_infer': self.type_infer,
}
super().__init__(graph, mandatory_props, attrs)
def supported_attrs(self):
return [
'width',
'height',
'flip',
'clip',
'variance',
'img_size',
'img_h',
'img_w',
'step',
'step_h',
'step_w',
'offset'
]
def backend_attrs(self):
return [
'flip',
'clip',
'img_size',
'img_h',
'img_w',
'step',
'step_h',
'step_w',
'offset',
('variance', lambda node: attr_getter(node, 'variance')),
('width', lambda node: attr_getter(node, 'width')),
('height', lambda node: attr_getter(node, 'height'))
]
@staticmethod
def type_infer(node):
node.out_port(0).set_data_type(np.float32)
@staticmethod
def priorbox_clustered_infer(node: Node):
layout = node.graph.graph['layout']
data_shape = node.in_node(0).shape
num_ratios = len(node.width)
if node.has_and_set('V10_infer'):
assert node.in_node(0).value is not None
node.out_node(0).shape = np.array([2, np.prod(node.in_node(0).value) * num_ratios * 4], dtype=np.int64)
else:
res_prod = data_shape[get_height_dim(layout, 4)] * data_shape[get_width_dim(layout, 4)] * num_ratios * 4
node.out_node(0).shape = np.array([1, 2, res_prod], dtype=np.int64)