66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#ifndef TENSORFLOW_LITE_TOCO_TFLITE_SIMPLE_OPERATOR_H_
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#define TENSORFLOW_LITE_TOCO_TFLITE_SIMPLE_OPERATOR_H_
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#include "tensorflow/lite/toco/tflite/operator.h"
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namespace toco {
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namespace tflite {
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// Simple operators don't have any configuration options and can be trivially
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// serialized and deserialized. Note that most of toco's operators will
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// likely be supported as builtin operators in TF Lite. Simple (and custom)
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// operators are mostly a convenience for the times when tf.mini supports more
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// operators than TF Lite.
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//
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// Template argument T must derive from ::toco::Operator.
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template <typename T>
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class SimpleOperator : public BaseOperator {
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public:
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using BaseOperator::BaseOperator;
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SimpleOperator(::tflite::BuiltinOperator op, OperatorType type)
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: BaseOperator(::tflite::EnumNameBuiltinOperator(op), type),
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builtin_op_(op) {}
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Options Serialize(const Operator& op,
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flatbuffers::FlatBufferBuilder* builder) const override {
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return Options();
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}
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std::unique_ptr<Operator> Deserialize(
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const BuiltinOptions* builtin_options,
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const CustomOptions* custom_options) const override {
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return std::unique_ptr<Operator>(new T);
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}
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int GetVersion(const OperatorSignature& op_signature) const override {
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return ::tflite::GetBuiltinOperatorVersion(
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GetVersioningOpSig(builtin_op_, op_signature));
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}
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::tflite::BuiltinOperator builtin_op() const { return builtin_op_; }
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private:
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const ::tflite::BuiltinOperator builtin_op_;
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};
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} // namespace tflite
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} // namespace toco
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#endif // TENSORFLOW_LITE_TOCO_TFLITE_SIMPLE_OPERATOR_H_
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