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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include "armnn/Types.hpp"
#include "armnn/Tensor.hpp"
#include "armnn/INetwork.hpp"
#include <map>
#include <memory>
#include <unordered_map>
#include <vector>
namespace armnnTfParser
{
using BindingPointInfo = armnn::BindingPointInfo;
class ITfParser;
using ITfParserPtr = std::unique_ptr<ITfParser, void(*)(ITfParser* parser)>;
/// Parses a directed acyclic graph from a tensorflow protobuf file.
class ITfParser
{
public:
static ITfParser* CreateRaw();
static ITfParserPtr Create();
static void Destroy(ITfParser* parser);
/// Create the network from a protobuf text file on the disk.
armnn::INetworkPtr CreateNetworkFromTextFile(
const char* graphFile,
const std::map<std::string, armnn::TensorShape>& inputShapes,
const std::vector<std::string>& requestedOutputs);
/// Create the network from a protobuf binary file on the disk.
armnn::INetworkPtr CreateNetworkFromBinaryFile(
const char* graphFile,
const std::map<std::string, armnn::TensorShape>& inputShapes,
const std::vector<std::string>& requestedOutputs);
/// Create the network directly from protobuf text in a string. Useful for debugging/testing.
armnn::INetworkPtr CreateNetworkFromString(
const char* protoText,
const std::map<std::string, armnn::TensorShape>& inputShapes,
const std::vector<std::string>& requestedOutputs);
/// Retrieve binding info (layer id and tensor info) for the network input identified by the given layer name.
BindingPointInfo GetNetworkInputBindingInfo(const std::string& name) const;
/// Retrieve binding info (layer id and tensor info) for the network output identified by the given layer name.
BindingPointInfo GetNetworkOutputBindingInfo(const std::string& name) const;
private:
template <typename T>
friend class ParsedConstTfOperation;
friend class ParsedMatMulTfOperation;
friend class ParsedMulTfOperation;
friend class ParsedTfOperation;
friend class SingleLayerParsedTfOperation;
friend class DeferredSingleLayerParsedTfOperation;
friend class ParsedIdentityTfOperation;
template <template<typename> class OperatorType, typename T>
friend struct MakeTfOperation;
ITfParser();
~ITfParser();
struct TfParserImpl;
std::unique_ptr<TfParserImpl> pTfParserImpl;
};
}
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