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_CONTRIB_LITE_KERNELS_REGISTER_H_ 16#define TENSORFLOW_CONTRIB_LITE_KERNELS_REGISTER_H_ 17 18#include <unordered_map> 19#include "tensorflow/contrib/lite/context.h" 20#include "tensorflow/contrib/lite/model.h" 21 22namespace tflite { 23namespace ops { 24namespace builtin { 25 26class BuiltinOpResolver : public OpResolver { 27 public: 28 BuiltinOpResolver(); 29 TfLiteRegistration* FindOp(tflite::BuiltinOperator op) const override; 30 TfLiteRegistration* FindOp(const char* op) const override; 31 void AddBuiltin(tflite::BuiltinOperator op, TfLiteRegistration* registration); 32 void AddCustom(const char* name, TfLiteRegistration* registration); 33 34 private: 35 struct BuiltinOperatorHasher { 36 size_t operator()(const tflite::BuiltinOperator& x) const { 37 return std::hash<size_t>()(static_cast<size_t>(x)); 38 } 39 }; 40 std::unordered_map<tflite::BuiltinOperator, TfLiteRegistration*, 41 BuiltinOperatorHasher> 42 builtins_; 43 std::unordered_map<std::string, TfLiteRegistration*> custom_ops_; 44}; 45 46} // namespace builtin 47} // namespace ops 48} // namespace tflite 49 50#endif // TENSORFLOW_CONTRIB_LITE_KERNELS_BUILTIN_KERNELS_H 51