| /* Copyright 2016 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. |
| ==============================================================================*/ |
| |
| // Shim for systems that need to load both SessionBundle and |
| // SavedModelBundle interchangeably during migration to SavedModel. |
| #ifndef TENSORFLOW_CONTRIB_SESSION_BUNDLE_BUNDLE_SHIM_H_ |
| #define TENSORFLOW_CONTRIB_SESSION_BUNDLE_BUNDLE_SHIM_H_ |
| |
| #include <memory> |
| |
| #include "tensorflow/cc/saved_model/loader.h" |
| #include "tensorflow/contrib/session_bundle/session_bundle.h" |
| #include "tensorflow/core/lib/core/status.h" |
| #include "tensorflow/core/lib/core/stringpiece.h" |
| #include "tensorflow/core/protobuf/meta_graph.pb.h" |
| #include "tensorflow/core/public/session.h" |
| #include "tensorflow/core/public/session_options.h" |
| |
| namespace tensorflow { |
| namespace serving { |
| namespace internal { |
| |
| // Adds an entry (key and value) to the input map of the signature def. Builds |
| // TensorInfos for the SignatureDefs by using the name and dtype information |
| // from the supplied map. |
| void AddInputToSignatureDef( |
| const string& tensor_name, |
| const std::unordered_map<string, DataType>& tensor_name_to_dtype, |
| const string& input_map_key, SignatureDef* signature_def); |
| |
| // Adds an entry (key and value) to the output map of the signature def. Builds |
| // TensorInfos for the SignatureDefs by using the name and dtype information |
| // from the supplied map. |
| void AddOutputToSignatureDef( |
| const string& tensor_name, |
| const std::unordered_map<string, DataType>& tensor_name_to_dtype, |
| const string& output_map_key, SignatureDef* signature_def); |
| |
| // Converts signatures in the MetaGraphDef into a SignatureDefs in the |
| // MetaGraphDef. |
| Status ConvertSignaturesToSignatureDefs(MetaGraphDef* meta_graph_def); |
| |
| // Converts a SessionBundle to a SavedModelBundle. |
| Status ConvertSessionBundleToSavedModelBundle( |
| SessionBundle& session_bundle, SavedModelBundle* saved_model_bundle); |
| |
| } // namespace internal |
| |
| // Loads a SavedModel from either a session-bundle path or a SavedModel bundle |
| // path. If `is_session_bundle` is not a nullptr, sets it to `true` iff |
| // SavedModel was up-converted and loaded from a SessionBundle. |
| // `is_session_bundle` value should not be used if error is returned. |
| Status LoadSessionBundleOrSavedModelBundle( |
| const SessionOptions& session_options, const RunOptions& run_options, |
| const string& export_dir, const std::unordered_set<string>& tags, |
| SavedModelBundle* bundle, bool* is_session_bundle = nullptr); |
| |
| } // namespace serving |
| } // namespace tensorflow |
| #endif // TENSORFLOW_CONTRIB_SESSION_BUNDLE_BUNDLE_SHIM_H_ |