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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. 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.
*/
#ifndef __TFL_EXPORTER_IMPL_H__
#define __TFL_EXPORTER_IMPL_H__
#include "exo/TFLExporter.h"
#include "schema_generated.h"
#include <loco.h>
namespace exo
{
namespace tflite_detail
{
struct SerializedModelData;
} // namespace tflite_detail
using namespace tflite_detail;
/**
* internal implementation of interface exporter class
*/
class TFLExporter::Impl
{
public:
Impl() = delete;
~Impl() = default;
explicit Impl(loco::Graph *graph);
/**
* @return pointer to buffer with serialized graph
*/
const char *getBufferPointer() const;
/**
* @return size of buffer with serialized graph
*/
size_t getBufferSize() const;
private:
/**
* @brief create Subgraph using data stored in SerializedModelData
* @param gd information about serializer parts of model
* @return offset in buffer corresponding to serialized subgraph
*/
flatbuffers::Offset<tflite::SubGraph> exportSubgraph(SerializedModelData &gd);
/**
* @brief root function that writes graph into internal buffer
* @param graph
*/
void exportGraph(loco::Graph *graph);
private:
flatbuffers::FlatBufferBuilder _builder;
};
} // namespace exo
#endif // __TFL_EXPORTER_IMPL_H__
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