TfParser Class Reference

#include <TfParser.hpp>

Inheritance diagram for TfParser:

Public Member Functions
virtual armnn::INetworkPtr	CreateNetworkFromTextFile (const char *graphFile, const std::map< std::string, armnn::TensorShape > &inputShapes, const std::vector< std::string > &requestedOutputs) override
	Creates the network from a protobuf text file on the disk. More...
virtual armnn::INetworkPtr	CreateNetworkFromBinaryFile (const char *graphFile, const std::map< std::string, armnn::TensorShape > &inputShapes, const std::vector< std::string > &requestedOutputs) override
	Creates the network from a protobuf binary file on the disk. More...
virtual armnn::INetworkPtr	CreateNetworkFromString (const char *protoText, const std::map< std::string, armnn::TensorShape > &inputShapes, const std::vector< std::string > &requestedOutputs) override
	Creates the network directly from protobuf text in a string. Useful for debugging/testing. More...
virtual BindingPointInfo	GetNetworkInputBindingInfo (const std::string &name) const override
	Retrieves binding info (layer id and tensor info) for the network input identified by the given layer name. More...
virtual BindingPointInfo	GetNetworkOutputBindingInfo (const std::string &name) const override
	Retrieves binding info (layer id and tensor info) for the network output identified by the given layer name. More...
	TfParser ()

Friends
template<typename T >
class	ParsedConstTfOperation
class	ParsedMatMulTfOperation
class	ParsedMulTfOperation

Additional Inherited Members
Static Public Member Functions inherited from ITfParser
static ITfParser *	CreateRaw ()
static ITfParserPtr	Create ()
static void	Destroy (ITfParser *parser)
Protected Member Functions inherited from ITfParser
virtual	~ITfParser ()

Detailed Description

Definition at line 64 of file TfParser.hpp.

Constructor & Destructor Documentation

TfParser()

TfParser

(

)

Definition at line 514 of file TfParser.cpp.

References INetwork::AddAdditionLayer(), ARMNN_ASSERT, CHECK_LOCATION, IOutputSlot::Connect(), IConnectableLayer::GetInputSlot(), TensorShape::GetNumDimensions(), TensorInfo::GetNumDimensions(), TensorInfo::GetNumElements(), IConnectableLayer::GetOutputSlot(), TensorInfo::GetShape(), IOutputSlot::GetTensorInfo(), armnn::IgnoreUnused(), WithOutputTensorIndex< T >::m_Index, WithOutputTensorIndex< T >::m_IndexedValue, TfParser::ParsedConstTfOperation, TensorInfo::SetShape(), and IOutputSlot::SetTensorInfo().

    : m_Network(nullptr, nullptr)
{
}

Member Function Documentation

CreateNetworkFromBinaryFile()

INetworkPtr CreateNetworkFromBinaryFile ( const char *  graphFile, const std::map< std::string, armnn::TensorShape > &  inputShapes, const std::vector< std::string > &  requestedOutputs  )

overridevirtual

Creates the network from a protobuf binary file on the disk.

Implements ITfParser.

Definition at line 3616 of file TfParser.cpp.

References CHECK_LOCATION.

{
    FILE* fd = fopen(graphFile, "rb");

    if (fd == nullptr)
    {
        throw FileNotFoundException(
            boost::str(
                boost::format(
                    "Graph file %1% failed to open %2%")
                    % graphFile
                    % CHECK_LOCATION().AsString()));
    }

    // Parses the file into a message.
    tensorflow::GraphDef graphDef;

    google::protobuf::io::FileInputStream  inStream(fileno(fd));
    google::protobuf::io::CodedInputStream codedStream(&inStream);
    codedStream.SetTotalBytesLimit(INT_MAX, INT_MAX);
    bool success = graphDef.ParseFromCodedStream(&codedStream);
    fclose(fd);

    if (!success)
    {
        throw ParseException(
            boost::str(
                boost::format(
                    "Failed to parse protobuf file %1% %2%")
                    % graphFile
                    % CHECK_LOCATION().AsString()));
    }

    return CreateNetworkFromGraphDef(graphDef, inputShapes, requestedOutputs);
}

CreateNetworkFromString()

INetworkPtr CreateNetworkFromString ( const char *  protoText, const std::map< std::string, armnn::TensorShape > &  inputShapes, const std::vector< std::string > &  requestedOutputs  )

overridevirtual

Creates the network directly from protobuf text in a string. Useful for debugging/testing.

Implements ITfParser.

Definition at line 3596 of file TfParser.cpp.

References CHECK_LOCATION.

{
    // Parses the string into a message.
    tensorflow::GraphDef graphDef;
    bool success = google::protobuf::TextFormat::ParseFromString(protoText, &graphDef);

    if (!success)
    {
        throw ParseException(
            boost::str(
                boost::format(
                    "Failed to parse graph file %1%")
                    % CHECK_LOCATION().AsString()));
    }

    return CreateNetworkFromGraphDef(graphDef, inputShapes, requestedOutputs);
}

CreateNetworkFromTextFile()

INetworkPtr CreateNetworkFromTextFile ( const char *  graphFile, const std::map< std::string, armnn::TensorShape > &  inputShapes, const std::vector< std::string > &  requestedOutputs  )

overridevirtual

Creates the network from a protobuf text file on the disk.

Implements ITfParser.

Definition at line 3561 of file TfParser.cpp.

References CHECK_LOCATION.

{
    FILE* fd = fopen(graphFile, "r");

    if (fd == nullptr)
    {
        throw FileNotFoundException(
            boost::str(
                boost::format(
                    "Graph file %1% failed to open %2%")
                    % graphFile
                    % CHECK_LOCATION().AsString()));
    }

    // Parses the file into a message.
    tensorflow::GraphDef graphDef;
    auto                 input   = new google::protobuf::io::FileInputStream(fileno(fd));
    bool                 success = google::protobuf::TextFormat::Parse(input, &graphDef);
    delete input;
    fclose(fd);

    if (!success)
    {
        throw ParseException(
            boost::str(
                boost::format(
                    "Failed to parse graph file %1%")
                    % CHECK_LOCATION().AsString()));
    }

    return CreateNetworkFromGraphDef(graphDef, inputShapes, requestedOutputs);
}

GetNetworkInputBindingInfo()

BindingPointInfo GetNetworkInputBindingInfo ( const std::string &  name ) const

overridevirtual

Retrieves binding info (layer id and tensor info) for the network input identified by the given layer name.

Implements ITfParser.

Definition at line 3695 of file TfParser.cpp.

{
    return GetBindingInfo(name, "input", m_NetworkInputsBindingInfo);
}

GetNetworkOutputBindingInfo()

BindingPointInfo GetNetworkOutputBindingInfo ( const std::string &  name ) const

overridevirtual

Retrieves binding info (layer id and tensor info) for the network output identified by the given layer name.

Implements ITfParser.

Definition at line 3700 of file TfParser.cpp.

References CHECK_LOCATION, and IConnectableLayer::GetName().

{
    return GetBindingInfo(name, "output", m_NetworkOutputsBindingInfo);
}

Friends And Related Function Documentation

ParsedConstTfOperation

friend class ParsedConstTfOperation

friend

Definition at line 96 of file TfParser.hpp.

Referenced by TfParser::TfParser().

ParsedMatMulTfOperation

friend class ParsedMatMulTfOperation

friend

Definition at line 97 of file TfParser.hpp.

Referenced by armnnTfParser::OutputShapeOfSqueeze().

ParsedMulTfOperation

friend class ParsedMulTfOperation

friend

Definition at line 98 of file TfParser.hpp.

Referenced by armnnTfParser::OutputShapeOfSqueeze().

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The documentation for this class was generated from the following files:

• src/armnnTfParser/TfParser.hpp
• src/armnnTfParser/TfParser.cpp