1/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15#ifndef TENSORFLOW_LITE_TOCO_IMPORT_TENSORFLOW_H_
16#define TENSORFLOW_LITE_TOCO_IMPORT_TENSORFLOW_H_
17
18#include <memory>
19#include <string>
20#include "tensorflow/core/framework/graph.pb.h"
21#include "tensorflow/lite/toco/model.h"
22#include "tensorflow/lite/toco/model_flags.pb.h"
23
24namespace toco {
25
26struct TensorFlowImportFlags {
27 // If true, control dependencies will be dropped immediately
28 // during the import of the TensorFlow GraphDef.
29 bool drop_control_dependency = false;
30
31 // Do not recognize any op and import all ops as
32 // `TensorFlowUnsupportedOperator`. This is used to populated with the
33 // `force_select_tf_ops` flag.
34 bool import_all_ops_as_unsupported = false;
35};
36
37// Converts TOCO model from TensorFlow GraphDef with given flags.
38std::unique_ptr<Model> ImportTensorFlowGraphDef(
39 const ModelFlags& model_flags, const TensorFlowImportFlags& tf_import_flags,
40 const tensorflow::GraphDef& tf_graph);
41
42// Converts TOCO model from the file content of TensorFlow GraphDef with given
43// flags.
44std::unique_ptr<Model> ImportTensorFlowGraphDef(
45 const ModelFlags& model_flags, const TensorFlowImportFlags& tf_import_flags,
46 const std::string& input_file_contents);
47
48} // namespace toco
49
50#endif // TENSORFLOW_LITE_TOCO_IMPORT_TENSORFLOW_H_
51