NvInfer.h

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 * This source code and/or documentation ("Licensed Deliverables") are
 * subject to NVIDIA intellectual property rights under U.S. and
 * international Copyright laws.
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#ifndef NV_INFER_H
#define NV_INFER_H

#include "NvInferRuntime.h"

//


namespace nvinfer1
{

class Dims2 : public Dims
{
public:
    Dims2()
    {
        nbDims = 2;
        d[0] = d[1] = 0;
    }

    Dims2(int d0, int d1)
    {
        nbDims = 2;
        d[0] = d0;
        d[1] = d1;
    }
};

class DimsHW : public Dims2
{
public:
    DimsHW()
        : Dims2()
    {
        type[0] = type[1] = DimensionType::kSPATIAL;
    }

    DimsHW(int height, int width)
        : Dims2(height, width)
    {
        type[0] = type[1] = DimensionType::kSPATIAL;
    }

    int& h() { return d[0]; }

    int h() const { return d[0]; }

    int& w() { return d[1]; }

    int w() const { return d[1]; }
};

class Dims3 : public Dims
{
public:
    Dims3()
    {
        nbDims = 3;
        d[0] = d[1] = d[2] = 0;
    }

    Dims3(int d0, int d1, int d2)
    {
        nbDims = 3;
        d[0] = d0;
        d[1] = d1;
        d[2] = d2;
    }
};

class TRT_DEPRECATED DimsCHW : public Dims3
{
public:
    DimsCHW()
        : Dims3()
    {
        type[0] = DimensionType::kCHANNEL;
        type[1] = type[2] = DimensionType::kSPATIAL;
    }

    DimsCHW(int channels, int height, int width)
        : Dims3(channels, height, width)
    {
        type[0] = DimensionType::kCHANNEL;
        type[1] = type[2] = DimensionType::kSPATIAL;
    }

    int& c() { return d[0]; }

    int c() const { return d[0]; }

    int& h() { return d[1]; }

    int h() const { return d[1]; }

    int& w() { return d[2]; }

    int w() const { return d[2]; }
};

class Dims4 : public Dims
{
public:
    Dims4()
    {
        nbDims = 4;
        d[0] = d[1] = d[2] = d[3] = 0;
    }

    Dims4(int d0, int d1, int d2, int d3)
    {
        nbDims = 4;
        d[0] = d0;
        d[1] = d1;
        d[2] = d2;
        d[3] = d3;
    }
};

class TRT_DEPRECATED DimsNCHW : public Dims4
{
public:
    DimsNCHW()
        : Dims4()
    {
        type[0] = DimensionType::kINDEX;
        type[1] = DimensionType::kCHANNEL;
        type[2] = type[3] = DimensionType::kSPATIAL;
    }

    DimsNCHW(int batchSize, int channels, int height, int width)
        : Dims4(batchSize, channels, height, width)
    {
        type[0] = DimensionType::kINDEX;
        type[1] = DimensionType::kCHANNEL;
        type[2] = type[3] = DimensionType::kSPATIAL;
    }

    int& n() { return d[0]; }

    int n() const { return d[0]; }

    int& c() { return d[1]; }

    int c() const { return d[1]; }

    int& h() { return d[2]; }

    int h() const { return d[2]; }

    int& w() { return d[3]; }

    int w() const { return d[3]; }
};

enum class LayerType : int
{
    kCONVOLUTION = 0,      
    kFULLY_CONNECTED = 1,  
    kACTIVATION = 2,       
    kPOOLING = 3,          
    kLRN = 4,              
    kSCALE = 5,            
    kSOFTMAX = 6,          
    kDECONVOLUTION = 7,    
    kCONCATENATION = 8,    
    kELEMENTWISE = 9,      
    kPLUGIN = 10,          
    kRNN = 11,             
    kUNARY = 12,           
    kPADDING = 13,         
    kSHUFFLE = 14,         
    kREDUCE = 15,          
    kTOPK = 16,            
    kGATHER = 17,          
    kMATRIX_MULTIPLY = 18, 
    kRAGGED_SOFTMAX = 19,  
    kCONSTANT = 20,        
    kRNN_V2 = 21,          
    kIDENTITY = 22,        
    kPLUGIN_V2 = 23,       
    kSLICE = 24,           
    kSHAPE = 25,           
    kPARAMETRIC_RELU = 26, 
    kRESIZE = 27,          
    kTRIP_LIMIT = 28,      
    kRECURRENCE = 29,      
    kITERATOR = 30,        
    kLOOP_OUTPUT = 31,     
    kSELECT = 32,          
    kFILL = 33             
};

template <>
constexpr inline int EnumMax<LayerType>()
{
    return 34;
} 

class ITensor
{
public:
    virtual void setName(const char* name) TRTNOEXCEPT = 0;

    virtual const char* getName() const TRTNOEXCEPT = 0;

    virtual void setDimensions(Dims dimensions) TRTNOEXCEPT = 0; // only valid for input tensors

    virtual Dims getDimensions() const TRTNOEXCEPT = 0;

    virtual void setType(DataType type) TRTNOEXCEPT = 0;

    virtual DataType getType() const TRTNOEXCEPT = 0;

    virtual bool setDynamicRange(float min, float max) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual float getDynamicRange() const TRTNOEXCEPT = 0;

    virtual bool isNetworkInput() const TRTNOEXCEPT = 0;

    virtual bool isNetworkOutput() const TRTNOEXCEPT = 0;

protected:
    virtual ~ITensor() {}

public:
    virtual void setBroadcastAcrossBatch(bool broadcastAcrossBatch) TRTNOEXCEPT = 0;

    virtual bool getBroadcastAcrossBatch() const TRTNOEXCEPT = 0;

    virtual TensorLocation getLocation() const TRTNOEXCEPT = 0;

    virtual void setLocation(TensorLocation location) TRTNOEXCEPT = 0;

    virtual bool dynamicRangeIsSet() const TRTNOEXCEPT = 0;

    virtual void resetDynamicRange() TRTNOEXCEPT = 0;

    virtual float getDynamicRangeMin() const TRTNOEXCEPT = 0;

    virtual float getDynamicRangeMax() const TRTNOEXCEPT = 0;

    virtual void setAllowedFormats(TensorFormats formats) TRTNOEXCEPT = 0;

    virtual TensorFormats getAllowedFormats() const TRTNOEXCEPT = 0;

    virtual bool isShapeTensor() const TRTNOEXCEPT = 0;

    virtual bool isExecutionTensor() const TRTNOEXCEPT = 0;
};

class ILayer
{
public:
    virtual LayerType getType() const TRTNOEXCEPT = 0;

    virtual void setName(const char* name) TRTNOEXCEPT = 0;


    virtual const char* getName() const TRTNOEXCEPT = 0;

    virtual int getNbInputs() const TRTNOEXCEPT = 0;

    virtual ITensor* getInput(int index) const TRTNOEXCEPT = 0;

    virtual int getNbOutputs() const TRTNOEXCEPT = 0;

    virtual ITensor* getOutput(int index) const TRTNOEXCEPT = 0;

    //
    virtual void setInput(int index, ITensor& tensor) TRTNOEXCEPT = 0;


    virtual void setPrecision(DataType dataType) TRTNOEXCEPT = 0;


    virtual DataType getPrecision() const TRTNOEXCEPT = 0;


    virtual bool precisionIsSet() const TRTNOEXCEPT = 0;


    virtual void resetPrecision() TRTNOEXCEPT = 0;


    virtual void setOutputType(int index, DataType dataType) TRTNOEXCEPT = 0;


    virtual DataType getOutputType(int index) const TRTNOEXCEPT = 0;


    virtual bool outputTypeIsSet(int index) const TRTNOEXCEPT = 0;


    virtual void resetOutputType(int index) TRTNOEXCEPT = 0;

protected:
    virtual ~ILayer() {}
};

enum class PaddingMode : int
{
    kEXPLICIT_ROUND_DOWN = 0, 
    kEXPLICIT_ROUND_UP = 1,   
    kSAME_UPPER = 2,          
    kSAME_LOWER = 3,          
    kCAFFE_ROUND_DOWN = 4,    
    kCAFFE_ROUND_UP = 5       
};

template <>
constexpr inline int EnumMax<PaddingMode>()
{
    return 6;
} 

class IConvolutionLayer : public ILayer
{
public:
    TRT_DEPRECATED virtual void setKernelSize(DimsHW kernelSize) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getKernelSize() const TRTNOEXCEPT = 0;

    virtual void setNbOutputMaps(int nbOutputMaps) TRTNOEXCEPT = 0;

    virtual int getNbOutputMaps() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setStride(DimsHW stride) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getStride() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setPadding(DimsHW padding) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getPadding() const TRTNOEXCEPT = 0;

    virtual void setNbGroups(int nbGroups) TRTNOEXCEPT = 0;

    virtual int getNbGroups() const TRTNOEXCEPT = 0;

    virtual void setKernelWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getKernelWeights() const TRTNOEXCEPT = 0;

    virtual void setBiasWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getBiasWeights() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setDilation(DimsHW dilation) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getDilation() const TRTNOEXCEPT = 0;

protected:
    virtual ~IConvolutionLayer() {}

public:
    virtual void setPrePadding(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPrePadding() const TRTNOEXCEPT = 0;

    virtual void setPostPadding(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPostPadding() const TRTNOEXCEPT = 0;

    virtual void setPaddingMode(PaddingMode paddingMode) TRTNOEXCEPT = 0;

    virtual PaddingMode getPaddingMode() const TRTNOEXCEPT = 0;

    virtual void setKernelSizeNd(Dims kernelSize) TRTNOEXCEPT = 0;

    virtual Dims getKernelSizeNd() const TRTNOEXCEPT = 0;

    virtual void setStrideNd(Dims stride) TRTNOEXCEPT = 0;

    virtual Dims getStrideNd() const TRTNOEXCEPT = 0;

    virtual void setPaddingNd(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPaddingNd() const TRTNOEXCEPT = 0;

    virtual void setDilationNd(Dims dilation) TRTNOEXCEPT = 0;

    virtual Dims getDilationNd() const TRTNOEXCEPT = 0;

    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;
};

class IFullyConnectedLayer : public ILayer
{
public:
    virtual void setNbOutputChannels(int nbOutputs) TRTNOEXCEPT = 0;

    virtual int getNbOutputChannels() const TRTNOEXCEPT = 0;

    virtual void setKernelWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getKernelWeights() const TRTNOEXCEPT = 0;

    virtual void setBiasWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getBiasWeights() const TRTNOEXCEPT = 0;

protected:
    virtual ~IFullyConnectedLayer() {}

public:
    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;
};

class IActivationLayer : public ILayer
{
public:
    virtual void setActivationType(ActivationType type) TRTNOEXCEPT = 0;

    virtual ActivationType getActivationType() const TRTNOEXCEPT = 0;

protected:
    virtual ~IActivationLayer() {}
public:
    virtual void setAlpha(float alpha) TRTNOEXCEPT = 0;

    virtual void setBeta(float beta) TRTNOEXCEPT = 0;

    virtual float getAlpha() const TRTNOEXCEPT = 0;

    virtual float getBeta() const TRTNOEXCEPT = 0;
};

enum class PoolingType : int
{
    kMAX = 0,              // Maximum over elements
    kAVERAGE = 1,          // Average over elements. If the tensor is padded, the count includes the padding
    kMAX_AVERAGE_BLEND = 2 // Blending between max and average pooling: (1-blendFactor)*maxPool + blendFactor*avgPool
};

template <>
constexpr inline int EnumMax<PoolingType>()
{
    return 3;
} 

class IPoolingLayer : public ILayer
{
public:
    virtual void setPoolingType(PoolingType type) TRTNOEXCEPT = 0;

    virtual PoolingType getPoolingType() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setWindowSize(DimsHW windowSize) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getWindowSize() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setStride(DimsHW stride) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getStride() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setPadding(DimsHW padding) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getPadding() const TRTNOEXCEPT = 0;

    virtual void setBlendFactor(float blendFactor) TRTNOEXCEPT = 0;

    virtual float getBlendFactor() const TRTNOEXCEPT = 0;

    virtual void setAverageCountExcludesPadding(bool exclusive) TRTNOEXCEPT = 0;

    virtual bool getAverageCountExcludesPadding() const TRTNOEXCEPT = 0;

protected:
    virtual ~IPoolingLayer() {}

public:
    virtual void setPrePadding(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPrePadding() const TRTNOEXCEPT = 0;

    virtual void setPostPadding(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPostPadding() const TRTNOEXCEPT = 0;

    virtual void setPaddingMode(PaddingMode paddingMode) TRTNOEXCEPT = 0;

    virtual PaddingMode getPaddingMode() const TRTNOEXCEPT = 0;

    virtual void setWindowSizeNd(Dims windowSize) TRTNOEXCEPT = 0;

    virtual Dims getWindowSizeNd() const TRTNOEXCEPT = 0;

    virtual void setStrideNd(Dims stride) TRTNOEXCEPT = 0;

    virtual Dims getStrideNd() const TRTNOEXCEPT = 0;

    virtual void setPaddingNd(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPaddingNd() const TRTNOEXCEPT = 0;
};

class ILRNLayer : public ILayer
{
public:
    virtual void setWindowSize(int windowSize) TRTNOEXCEPT = 0;

    virtual int getWindowSize() const TRTNOEXCEPT = 0;

    virtual void setAlpha(float alpha) TRTNOEXCEPT = 0;

    virtual float getAlpha() const TRTNOEXCEPT = 0;

    virtual void setBeta(float beta) TRTNOEXCEPT = 0;

    virtual float getBeta() const TRTNOEXCEPT = 0;

    virtual void setK(float k) TRTNOEXCEPT = 0;

    virtual float getK() const TRTNOEXCEPT = 0;

protected:
    virtual ~ILRNLayer() {}
};

enum class ScaleMode : int
{
    kUNIFORM = 0,    
    kCHANNEL = 1,    
    kELEMENTWISE = 2 
};

template <>
constexpr inline int EnumMax<ScaleMode>()
{
    return 3;
} 

class IScaleLayer : public ILayer
{
public:
    virtual void setMode(ScaleMode mode) TRTNOEXCEPT = 0;

    virtual ScaleMode getMode() const TRTNOEXCEPT = 0;

    virtual void setShift(Weights shift) TRTNOEXCEPT = 0;

    virtual Weights getShift() const TRTNOEXCEPT = 0;

    virtual void setScale(Weights scale) TRTNOEXCEPT = 0;

    virtual Weights getScale() const TRTNOEXCEPT = 0;

    virtual void setPower(Weights power) TRTNOEXCEPT = 0;

    virtual Weights getPower() const TRTNOEXCEPT = 0;

protected:
    virtual ~IScaleLayer() {}

public:
    virtual int getChannelAxis() const TRTNOEXCEPT = 0;
};

class ISoftMaxLayer : public ILayer
{
protected:
    virtual ~ISoftMaxLayer() {}
public:
    virtual void setAxes(uint32_t axes) TRTNOEXCEPT = 0;

    virtual uint32_t getAxes() const TRTNOEXCEPT = 0;
};

class IConcatenationLayer : public ILayer
{
protected:
    virtual ~IConcatenationLayer() {}

public:
    virtual void setAxis(int axis) TRTNOEXCEPT = 0;

    virtual int getAxis() const TRTNOEXCEPT = 0;
};

class IDeconvolutionLayer : public ILayer
{
public:
    TRT_DEPRECATED virtual void setKernelSize(DimsHW kernelSize) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getKernelSize() const TRTNOEXCEPT = 0;

    virtual void setNbOutputMaps(int nbOutputMaps) TRTNOEXCEPT = 0;

    virtual int getNbOutputMaps() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setStride(DimsHW stride) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getStride() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setPadding(DimsHW padding) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getPadding() const TRTNOEXCEPT = 0;

    virtual void setNbGroups(int nbGroups) TRTNOEXCEPT = 0;

    virtual int getNbGroups() const TRTNOEXCEPT = 0;

    virtual void setKernelWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getKernelWeights() const TRTNOEXCEPT = 0;

    virtual void setBiasWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getBiasWeights() const TRTNOEXCEPT = 0;

protected:
    virtual ~IDeconvolutionLayer() {}

public:
    virtual void setPrePadding(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPrePadding() const TRTNOEXCEPT = 0;

    virtual void setPostPadding(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPostPadding() const TRTNOEXCEPT = 0;

    virtual void setPaddingMode(PaddingMode paddingMode) TRTNOEXCEPT = 0;

    virtual PaddingMode getPaddingMode() const TRTNOEXCEPT = 0;

    virtual void setKernelSizeNd(Dims kernelSize) TRTNOEXCEPT = 0;

    virtual Dims getKernelSizeNd() const TRTNOEXCEPT = 0;

    virtual void setStrideNd(Dims stride) TRTNOEXCEPT = 0;

    virtual Dims getStrideNd() const TRTNOEXCEPT = 0;

    virtual void setPaddingNd(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPaddingNd() const TRTNOEXCEPT = 0;

    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;
};

enum class ElementWiseOperation : int
{
    kSUM = 0,      
    kPROD = 1,     
    kMAX = 2,      
    kMIN = 3,      
    kSUB = 4,      
    kDIV = 5,      
    kPOW = 6,      
    kFLOOR_DIV = 7,
    kAND = 8,      
    kOR = 9,       
    kXOR = 10,     
    kEQUAL = 11,   
    kGREATER = 12, 
    kLESS = 13     
};

template <>
constexpr inline int EnumMax<ElementWiseOperation>()
{
    return 14;
} 

class IElementWiseLayer : public ILayer
{
public:
    virtual void setOperation(ElementWiseOperation op) TRTNOEXCEPT = 0;

    virtual ElementWiseOperation getOperation() const TRTNOEXCEPT = 0;

protected:
    virtual ~IElementWiseLayer() {}
};

class IGatherLayer : public ILayer
{
public:
    virtual void setGatherAxis(int axis) TRTNOEXCEPT = 0;

    virtual int getGatherAxis() const TRTNOEXCEPT = 0;

    virtual void setNbElementWiseDims(int k) TRTNOEXCEPT = 0;

    virtual int getNbElementWiseDims() const TRTNOEXCEPT = 0;

protected:
    virtual ~IGatherLayer() {}
};

enum class RNNOperation : int
{
    kRELU = 0, 
    kTANH = 1, 
    kLSTM = 2, 
    kGRU = 3   
};

template <>
constexpr inline int EnumMax<RNNOperation>()
{
    return 4;
} 

enum class RNNDirection : int
{
    kUNIDIRECTION = 0, 
    kBIDIRECTION = 1   
};

template <>
constexpr inline int EnumMax<RNNDirection>()
{
    return 2;
} 

enum class RNNInputMode : int
{
    kLINEAR = 0, 
    kSKIP = 1    
};

template <>
constexpr inline int EnumMax<RNNInputMode>()
{
    return 2;
} 

class TRT_DEPRECATED IRNNLayer : public ILayer
{
public:
    virtual unsigned getLayerCount() const TRTNOEXCEPT = 0;

    virtual std::size_t getHiddenSize() const TRTNOEXCEPT = 0;

    virtual int getSeqLength() const TRTNOEXCEPT = 0;

    virtual void setOperation(RNNOperation op) TRTNOEXCEPT = 0;

    virtual RNNOperation getOperation() const TRTNOEXCEPT = 0;

    virtual void setInputMode(RNNInputMode op) TRTNOEXCEPT = 0;

    virtual RNNInputMode getInputMode() const TRTNOEXCEPT = 0;

    virtual void setDirection(RNNDirection op) TRTNOEXCEPT = 0;

    virtual RNNDirection getDirection() const TRTNOEXCEPT = 0;

    virtual void setWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getWeights() const TRTNOEXCEPT = 0;

    virtual void setBias(Weights bias) TRTNOEXCEPT = 0;

    virtual Weights getBias() const TRTNOEXCEPT = 0;

    virtual int getDataLength() const TRTNOEXCEPT = 0;

    virtual void setHiddenState(ITensor& hidden) TRTNOEXCEPT = 0;

    virtual ITensor* getHiddenState() const TRTNOEXCEPT = 0;

    virtual void setCellState(ITensor& cell) TRTNOEXCEPT = 0;

    virtual ITensor* getCellState() const TRTNOEXCEPT = 0;

protected:
    virtual ~IRNNLayer() {}
};

enum class RNNGateType : int
{
    kINPUT = 0,  
    kOUTPUT = 1, 
    kFORGET = 2, 
    kUPDATE = 3, 
    kRESET = 4,  
    kCELL = 5,   
    kHIDDEN = 6  
};

template <>
constexpr inline int EnumMax<RNNGateType>()
{
    return 7;
} 

class IRNNv2Layer : public ILayer
{
public:
    virtual int32_t getLayerCount() const TRTNOEXCEPT = 0;   //< Get the layer count of the RNN
    virtual int32_t getHiddenSize() const TRTNOEXCEPT = 0;   //< Get the hidden size of the RNN
    virtual int32_t getMaxSeqLength() const TRTNOEXCEPT = 0; //< Get the maximum sequence length of the RNN
    virtual int32_t getDataLength() const TRTNOEXCEPT = 0;   //< Get the maximum data length of the RNN

    virtual void setSequenceLengths(ITensor& seqLengths) TRTNOEXCEPT = 0;

    virtual ITensor* getSequenceLengths() const TRTNOEXCEPT = 0;

    virtual void setOperation(RNNOperation op) TRTNOEXCEPT = 0;

    virtual RNNOperation getOperation() const TRTNOEXCEPT = 0;

    virtual void setInputMode(RNNInputMode op) TRTNOEXCEPT = 0;

    virtual RNNInputMode getInputMode() const TRTNOEXCEPT = 0;

    virtual void setDirection(RNNDirection op) TRTNOEXCEPT = 0;

    virtual RNNDirection getDirection() const TRTNOEXCEPT = 0;

    virtual void setWeightsForGate(int layerIndex, RNNGateType gate, bool isW, Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getWeightsForGate(int layerIndex, RNNGateType gate, bool isW) const TRTNOEXCEPT = 0;

    virtual void setBiasForGate(int layerIndex, RNNGateType gate, bool isW, Weights bias) TRTNOEXCEPT = 0;

    virtual Weights getBiasForGate(int layerIndex, RNNGateType gate, bool isW) const TRTNOEXCEPT = 0;

    virtual void setHiddenState(ITensor& hidden) TRTNOEXCEPT = 0;

    virtual ITensor* getHiddenState() const TRTNOEXCEPT = 0;

    virtual void setCellState(ITensor& cell) TRTNOEXCEPT = 0;

    virtual ITensor* getCellState() const TRTNOEXCEPT = 0;

protected:
    virtual ~IRNNv2Layer() {}
};

class TRT_DEPRECATED IOutputDimensionsFormula
{
public:
    virtual DimsHW compute(DimsHW inputDims, DimsHW kernelSize, DimsHW stride, DimsHW padding, DimsHW dilation, const char* layerName) const TRTNOEXCEPT = 0;

    virtual ~IOutputDimensionsFormula() {}
};

class TRT_DEPRECATED IPluginLayer : public ILayer
{
public:
    virtual IPlugin& getPlugin() TRTNOEXCEPT = 0;

protected:
    virtual ~IPluginLayer() {}
};

class IPluginV2Layer : public ILayer
{
public:
    virtual IPluginV2& getPlugin() TRTNOEXCEPT = 0;

protected:
    virtual ~IPluginV2Layer() {}
};

enum class UnaryOperation : int
{
    kEXP = 0,    
    kLOG = 1,    
    kSQRT = 2,   
    kRECIP = 3,  
    kABS = 4,    
    kNEG = 5,    
    kSIN = 6,    
    kCOS = 7,    
    kTAN = 8,    
    kSINH = 9,   
    kCOSH = 10,  
    kASIN = 11,  
    kACOS = 12,  
    kATAN = 13,  
    kASINH = 14, 
    kACOSH = 15, 
    kATANH = 16, 
    kCEIL = 17,  
    kFLOOR = 18, 
    kERF = 19,   
    kNOT = 20    
};

template <>
constexpr inline int EnumMax<UnaryOperation>()
{
    return 21;
} 

class IUnaryLayer : public ILayer
{
public:
    virtual void setOperation(UnaryOperation op) TRTNOEXCEPT = 0;

    virtual UnaryOperation getOperation() const TRTNOEXCEPT = 0;

protected:
    virtual ~IUnaryLayer() {}
};

enum class ReduceOperation : int
{
    kSUM = 0,
    kPROD = 1,
    kMAX = 2,
    kMIN = 3,
    kAVG = 4
};

template <>
constexpr inline int EnumMax<ReduceOperation>()
{
    return 5;
} 

class IReduceLayer : public ILayer
{
public:
    virtual void setOperation(ReduceOperation op) TRTNOEXCEPT = 0;

    virtual ReduceOperation getOperation() const TRTNOEXCEPT = 0;

    virtual void setReduceAxes(uint32_t reduceAxes) TRTNOEXCEPT = 0;

    virtual uint32_t getReduceAxes() const TRTNOEXCEPT = 0;

    virtual void setKeepDimensions(bool keepDimensions) TRTNOEXCEPT = 0;

    virtual bool getKeepDimensions() const TRTNOEXCEPT = 0;

protected:
    virtual ~IReduceLayer() {}
};

class IPaddingLayer : public ILayer
{
public:
    TRT_DEPRECATED virtual void setPrePadding(DimsHW padding) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getPrePadding() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setPostPadding(DimsHW padding) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DimsHW getPostPadding() const TRTNOEXCEPT = 0;

protected:
    virtual ~IPaddingLayer() {}

public:
    virtual void setPrePaddingNd(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPrePaddingNd() const TRTNOEXCEPT = 0;

    virtual void setPostPaddingNd(Dims padding) TRTNOEXCEPT = 0;

    virtual Dims getPostPaddingNd() const TRTNOEXCEPT = 0;
};

struct Permutation
{
    int order[Dims::MAX_DIMS];
};

class IShuffleLayer : public ILayer
{
public:
    virtual void setFirstTranspose(Permutation permutation) TRTNOEXCEPT = 0;

    virtual Permutation getFirstTranspose() const TRTNOEXCEPT = 0;

    virtual void setReshapeDimensions(Dims dimensions) TRTNOEXCEPT = 0;

    virtual Dims getReshapeDimensions() const TRTNOEXCEPT = 0;

    //
    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;

    virtual void setSecondTranspose(Permutation permutation) TRTNOEXCEPT = 0;

    virtual Permutation getSecondTranspose() const TRTNOEXCEPT = 0;

protected:
    virtual ~IShuffleLayer() {}
};

enum class SliceMode : int
{
    kDEFAULT = 0, 
    kWRAP = 1,    
};

template <>
constexpr inline int EnumMax<SliceMode>()
{
    return 2;
} 

class ISliceLayer : public ILayer
{
public:
    virtual void setStart(Dims start) TRTNOEXCEPT = 0;

    virtual Dims getStart() const TRTNOEXCEPT = 0;

    virtual void setSize(Dims size) TRTNOEXCEPT = 0;

    virtual Dims getSize() const TRTNOEXCEPT = 0;

    virtual void setStride(Dims stride) TRTNOEXCEPT = 0;

    virtual Dims getStride() const TRTNOEXCEPT = 0;

    virtual void setMode(SliceMode mode) TRTNOEXCEPT = 0;

    virtual SliceMode getMode() const TRTNOEXCEPT = 0;

    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;

protected:
    virtual ~ISliceLayer() {}
};

class IShapeLayer : public ILayer
{
protected:
    virtual ~IShapeLayer() {}
};

enum class TopKOperation : int
{
    kMAX = 0, 
    kMIN = 1, 
};

template <>
constexpr inline int EnumMax<TopKOperation>()
{
    return 2;
} 

class ITopKLayer : public ILayer
{
public:
    virtual void setOperation(TopKOperation op) TRTNOEXCEPT = 0;

    virtual TopKOperation getOperation() const TRTNOEXCEPT = 0;

    virtual void setK(int k) TRTNOEXCEPT = 0;

    virtual int getK() const TRTNOEXCEPT = 0;

    virtual void setReduceAxes(uint32_t reduceAxes) TRTNOEXCEPT = 0;

    virtual uint32_t getReduceAxes() const TRTNOEXCEPT = 0;

protected:
    virtual ~ITopKLayer() {}
};

enum class MatrixOperation : int
{
    kNONE,

    kTRANSPOSE,

    kVECTOR
};

template <>
constexpr inline int EnumMax<MatrixOperation>()
{
    return 3;
} 

class IMatrixMultiplyLayer : public ILayer
{
public:
    virtual void setOperation(int index, MatrixOperation op) TRTNOEXCEPT = 0;

    virtual MatrixOperation getOperation(int index) const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setTranspose(int index, bool val) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool getTranspose(int index) const TRTNOEXCEPT = 0;

protected:
    virtual ~IMatrixMultiplyLayer() {}
};

class IRaggedSoftMaxLayer : public ILayer
{
protected:
    virtual ~IRaggedSoftMaxLayer() {}
};

class IIdentityLayer : public ILayer
{
protected:
    virtual ~IIdentityLayer() {}
};

class IConstantLayer : public ILayer
{
public:
    virtual void setWeights(Weights weights) TRTNOEXCEPT = 0;

    virtual Weights getWeights() const TRTNOEXCEPT = 0;

    virtual void setDimensions(Dims dimensions) TRTNOEXCEPT = 0;

    virtual Dims getDimensions() const TRTNOEXCEPT = 0;

protected:
    virtual ~IConstantLayer() {}
};

class IParametricReLULayer : public ILayer
{
protected:
    virtual ~IParametricReLULayer() noexcept {}
};

enum class ResizeMode : int
{
    kNEAREST = 0, // ND (0 < N <= 8) nearest neighbor resizing.
    kLINEAR = 1   // Can handle linear (1D), bilinear (2D), and trilinear (3D) resizing.
};

template <>
constexpr inline int EnumMax<ResizeMode>()
{
    return 2;
} 

class IResizeLayer : public ILayer
{
public:
    virtual void setOutputDimensions(Dims dimensions) TRTNOEXCEPT = 0;

    virtual Dims getOutputDimensions() const TRTNOEXCEPT = 0;

    virtual void setScales(const float* scales, int nbScales) TRTNOEXCEPT = 0;

    virtual int getScales(int size, float* scales) const TRTNOEXCEPT = 0;

    virtual void setResizeMode(ResizeMode resizeMode) TRTNOEXCEPT = 0;

    virtual ResizeMode getResizeMode() const TRTNOEXCEPT = 0;

    virtual void setAlignCorners(bool alignCorners) TRTNOEXCEPT = 0;

    virtual bool getAlignCorners() const TRTNOEXCEPT = 0;

    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;

protected:
    virtual ~IResizeLayer() {}
};

enum class LoopOutput : int
{
    kLAST_VALUE = 0,

    kCONCATENATE = 1,

    kREVERSE = 2
};

template <>
constexpr inline int EnumMax<LoopOutput>()
{
    return 3;
} 

enum class TripLimit : int
{
    // Tensor is scalar of type kINT32 that contains the trip count.
    kCOUNT = 0,

    // Tensor is a scalar of type kBOOL. Loop terminates when value is false.
    kWHILE = 1
};

template <>
constexpr inline int EnumMax<TripLimit>()
{
    return 2;
} 

class ILoop;

class ILoopBoundaryLayer : public ILayer
{
public:
    virtual ILoop* getLoop() const noexcept = 0;
};

class IRecurrenceLayer : public ILoopBoundaryLayer
{
public:
    //
    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;
};

class ILoopOutputLayer : public ILoopBoundaryLayer
{
public:
    virtual LoopOutput getLoopOutput() const noexcept = 0;

    virtual void setAxis(int axis) noexcept = 0;

    virtual int getAxis() const noexcept = 0;

    //
    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;
};

class ITripLimitLayer : public ILoopBoundaryLayer
{
public:
    virtual TripLimit getTripLimit() const noexcept = 0;
};

class IIteratorLayer : public ILoopBoundaryLayer
{
public:
    virtual void setAxis(int axis) noexcept = 0;

    virtual int getAxis() const noexcept = 0;

    virtual void setReverse(bool reverse) noexcept = 0;

    virtual bool getReverse() const noexcept = 0;
};

class ILoop
{
public:
    //
    virtual IRecurrenceLayer* addRecurrence(ITensor& initialValue) noexcept = 0;

    virtual ITripLimitLayer* addTripLimit(ITensor& tensor, TripLimit limit) noexcept = 0;

    virtual IIteratorLayer* addIterator(ITensor& tensor, int axis = 0, bool reverse = false) noexcept = 0;

    virtual ILoopOutputLayer* addLoopOutput(ITensor& tensor, LoopOutput outputKind, int axis = 0) noexcept = 0;

    virtual void setName(const char* name) noexcept = 0;

    virtual const char* getName() const noexcept = 0;

protected:
    virtual ~ILoop() {}
};

class ISelectLayer : public ILayer
{
protected:
    virtual ~ISelectLayer() {}
};

enum class FillOperation : int
{
    kLINSPACE = 0,         
    kRANDOM_UNIFORM = 1    
};

template <>
constexpr inline int EnumMax<FillOperation>()
{
    return 2;
} 

class IFillLayer : public ILayer
{
public:
    //
    virtual void setDimensions(Dims dimensions) noexcept = 0;

    virtual Dims getDimensions() const noexcept = 0;

    virtual void setOperation(FillOperation op) noexcept = 0;

    virtual FillOperation getOperation() const noexcept = 0;

    //
    virtual void setAlpha(double alpha) noexcept = 0;

    virtual double getAlpha() const noexcept = 0;

    virtual void setBeta(double beta) noexcept = 0;

    virtual double getBeta() const noexcept = 0;

    void setInput(int index, ITensor& tensor) _TENSORRT_OVERRIDE TRTNOEXCEPT = 0;

protected:
    virtual ~IFillLayer() {}
};

class INetworkDefinition
{
public:

    virtual ITensor* addInput(const char* name, DataType type, Dims dimensions) TRTNOEXCEPT = 0;

    virtual void markOutput(ITensor& tensor) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IConvolutionLayer* addConvolution(ITensor& input, int nbOutputMaps, DimsHW kernelSize,
        Weights kernelWeights, Weights biasWeights) TRTNOEXCEPT = 0;

    virtual IFullyConnectedLayer* addFullyConnected(
        ITensor& input, int nbOutputs, Weights kernelWeights, Weights biasWeights) TRTNOEXCEPT = 0;

    virtual IActivationLayer* addActivation(ITensor& input, ActivationType type) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IPoolingLayer* addPooling(
        ITensor& input, PoolingType type, DimsHW windowSize) TRTNOEXCEPT = 0;

    virtual ILRNLayer* addLRN(ITensor& input, int window, float alpha, float beta, float k) TRTNOEXCEPT = 0;

    virtual IScaleLayer* addScale(ITensor& input, ScaleMode mode, Weights shift, Weights scale, Weights power) TRTNOEXCEPT = 0;

    virtual ISoftMaxLayer* addSoftMax(ITensor& input) TRTNOEXCEPT = 0;

    virtual IConcatenationLayer* addConcatenation(ITensor* const* inputs, int nbInputs) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IDeconvolutionLayer* addDeconvolution(ITensor& input, int nbOutputMaps, DimsHW kernelSize,
        Weights kernelWeights, Weights biasWeights) TRTNOEXCEPT = 0;

    virtual IElementWiseLayer* addElementWise(ITensor& input1, ITensor& input2, ElementWiseOperation op) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IRNNLayer* addRNN(ITensor& inputs, int layerCount, std::size_t hiddenSize, int maxSeqLen,
        RNNOperation op, RNNInputMode mode, RNNDirection dir, Weights weights, Weights bias) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IPluginLayer* addPlugin(
        ITensor* const* inputs, int nbInputs, IPlugin& plugin) TRTNOEXCEPT = 0;

    virtual IUnaryLayer* addUnary(ITensor& input, UnaryOperation operation) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IPaddingLayer* addPadding(
        ITensor& input, DimsHW prePadding, DimsHW postPadding) TRTNOEXCEPT = 0;

    virtual IShuffleLayer* addShuffle(ITensor& input) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setPoolingOutputDimensionsFormula(IOutputDimensionsFormula* formula) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IOutputDimensionsFormula& getPoolingOutputDimensionsFormula() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setConvolutionOutputDimensionsFormula(
        IOutputDimensionsFormula* formula) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IOutputDimensionsFormula& getConvolutionOutputDimensionsFormula() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setDeconvolutionOutputDimensionsFormula(
        IOutputDimensionsFormula* formula) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IOutputDimensionsFormula& getDeconvolutionOutputDimensionsFormula() const TRTNOEXCEPT = 0;

    virtual int getNbLayers() const TRTNOEXCEPT = 0;

    virtual ILayer* getLayer(int index) const TRTNOEXCEPT = 0;

    virtual int getNbInputs() const TRTNOEXCEPT = 0;

    virtual ITensor* getInput(int index) const TRTNOEXCEPT = 0; // adding inputs invalidates indexing here

    virtual int getNbOutputs() const TRTNOEXCEPT = 0;

    virtual ITensor* getOutput(int index) const TRTNOEXCEPT = 0; // adding outputs invalidates indexing here

    virtual void destroy() TRTNOEXCEPT = 0;

protected:
    virtual ~INetworkDefinition() {}

public:
    virtual IReduceLayer* addReduce(ITensor& input, ReduceOperation operation, uint32_t reduceAxes, bool keepDimensions) TRTNOEXCEPT = 0;

    virtual ITopKLayer* addTopK(ITensor& input, TopKOperation op, int k, uint32_t reduceAxes) TRTNOEXCEPT = 0;

    virtual IGatherLayer* addGather(ITensor& data, ITensor& indices, int axis) TRTNOEXCEPT = 0;

    virtual IRaggedSoftMaxLayer* addRaggedSoftMax(ITensor& input, ITensor& bounds) TRTNOEXCEPT = 0;

    virtual IMatrixMultiplyLayer* addMatrixMultiply(
        ITensor& input0, MatrixOperation op0, ITensor& input1, MatrixOperation op1) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IMatrixMultiplyLayer* addMatrixMultiply(
        ITensor& input0, bool transpose0, ITensor& input1, bool transpose1) TRTNOEXCEPT = 0;

    virtual IConstantLayer* addConstant(Dims dimensions, Weights weights) TRTNOEXCEPT = 0;

    virtual IRNNv2Layer* addRNNv2(
        ITensor& input, int32_t layerCount, int32_t hiddenSize, int32_t maxSeqLen, RNNOperation op) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual IPluginLayer* addPluginExt(
        ITensor* const* inputs, int nbInputs, IPluginExt& plugin) TRTNOEXCEPT = 0;

    virtual IIdentityLayer* addIdentity(ITensor& input) TRTNOEXCEPT = 0;

    virtual void removeTensor(ITensor& tensor) TRTNOEXCEPT = 0;

    virtual void unmarkOutput(ITensor& tensor) TRTNOEXCEPT = 0;

    virtual IPluginV2Layer* addPluginV2(ITensor* const* inputs, int nbInputs, IPluginV2& plugin) TRTNOEXCEPT = 0;

    virtual ISliceLayer* addSlice(ITensor& input, Dims start, Dims size, Dims stride) TRTNOEXCEPT = 0;

    virtual void setName(const char* name) TRTNOEXCEPT = 0;

    virtual const char* getName() const TRTNOEXCEPT = 0;

    virtual IShapeLayer* addShape(ITensor& input) TRTNOEXCEPT = 0;

    virtual bool hasImplicitBatchDimension() const TRTNOEXCEPT = 0;

    virtual bool markOutputForShapes(ITensor& tensor) TRTNOEXCEPT = 0;

    virtual bool unmarkOutputForShapes(ITensor& tensor) TRTNOEXCEPT = 0;

    virtual IParametricReLULayer* addParametricReLU(ITensor& input, ITensor& slope) noexcept = 0;

    virtual IConvolutionLayer* addConvolutionNd(
        ITensor& input, int nbOutputMaps, Dims kernelSize, Weights kernelWeights, Weights biasWeights) TRTNOEXCEPT = 0;

    virtual IPoolingLayer* addPoolingNd(ITensor& input, PoolingType type, Dims windowSize) TRTNOEXCEPT = 0;

    //
    virtual IDeconvolutionLayer* addDeconvolutionNd(
        ITensor& input, int nbOutputMaps, Dims kernelSize, Weights kernelWeights, Weights biasWeights) TRTNOEXCEPT = 0;

    virtual IScaleLayer* addScaleNd(ITensor& input, ScaleMode mode, Weights shift, Weights scale, Weights power, int channelAxis) TRTNOEXCEPT = 0;

    virtual IResizeLayer* addResize(ITensor& input) TRTNOEXCEPT = 0;

    virtual bool hasExplicitPrecision() const TRTNOEXCEPT = 0;

    virtual ILoop* addLoop() noexcept = 0;

    virtual ISelectLayer* addSelect(ITensor& condition, ITensor& thenInput, ITensor& elseInput) TRTNOEXCEPT = 0;

    virtual IFillLayer* addFill(Dims dimensions, FillOperation op) noexcept = 0;

    TRT_DEPRECATED virtual IPaddingLayer* addPaddingNd(
        ITensor& input, Dims prePadding, Dims postPadding) TRTNOEXCEPT = 0;
};

enum class CalibrationAlgoType : int
{
    kLEGACY_CALIBRATION = 0,
    kENTROPY_CALIBRATION = 1,
    kENTROPY_CALIBRATION_2 = 2,
    kMINMAX_CALIBRATION = 3,
};

template <>
constexpr inline int EnumMax<CalibrationAlgoType>()
{
    return 4;
} 

class IInt8Calibrator
{
public:
    virtual int getBatchSize() const TRTNOEXCEPT = 0;

    virtual bool getBatch(void* bindings[], const char* names[], int nbBindings) TRTNOEXCEPT = 0;

    virtual const void* readCalibrationCache(std::size_t& length) TRTNOEXCEPT = 0;

    virtual void writeCalibrationCache(const void* ptr, std::size_t length) TRTNOEXCEPT = 0;

    virtual CalibrationAlgoType getAlgorithm() TRTNOEXCEPT = 0;

    virtual ~IInt8Calibrator() {}
};

class IInt8EntropyCalibrator : public IInt8Calibrator
{
public:
    CalibrationAlgoType getAlgorithm() TRTNOEXCEPT override { return CalibrationAlgoType::kENTROPY_CALIBRATION; }

    virtual ~IInt8EntropyCalibrator() {}
};

class IInt8EntropyCalibrator2 : public IInt8Calibrator
{
public:
    CalibrationAlgoType getAlgorithm() TRTNOEXCEPT override { return CalibrationAlgoType::kENTROPY_CALIBRATION_2; }

    virtual ~IInt8EntropyCalibrator2() {}
};

class IInt8MinMaxCalibrator : public IInt8Calibrator
{
public:
    CalibrationAlgoType getAlgorithm() TRTNOEXCEPT override { return CalibrationAlgoType::kMINMAX_CALIBRATION; }

    virtual ~IInt8MinMaxCalibrator() {}
};

class TRT_DEPRECATED IInt8LegacyCalibrator : public IInt8Calibrator
{
public:
    CalibrationAlgoType getAlgorithm() TRTNOEXCEPT override { return CalibrationAlgoType::kLEGACY_CALIBRATION; }

    virtual double getQuantile() const TRTNOEXCEPT = 0;

    virtual double getRegressionCutoff() const TRTNOEXCEPT = 0;

    virtual const void* readHistogramCache(std::size_t& length) TRTNOEXCEPT = 0;

    virtual void writeHistogramCache(const void* ptr, std::size_t length) TRTNOEXCEPT = 0;

    virtual ~IInt8LegacyCalibrator() {}
};

typedef uint32_t BuilderFlags;

enum class BuilderFlag : int
{
    kFP16 = 0,         
    kINT8 = 1,         
    kDEBUG = 2,        
    kGPU_FALLBACK = 3, 
    kSTRICT_TYPES = 4, 
    kREFIT = 5,        
};

template <>
constexpr inline int EnumMax<BuilderFlag>()
{
    return 6;
} 

class IBuilderConfig
{
public:
    virtual void setMinTimingIterations(int minTiming) TRTNOEXCEPT = 0;

    virtual int getMinTimingIterations() const TRTNOEXCEPT = 0;

    virtual void setAvgTimingIterations(int avgTiming) TRTNOEXCEPT = 0;

    virtual int getAvgTimingIterations() const TRTNOEXCEPT = 0;

    virtual void setEngineCapability(EngineCapability capability) TRTNOEXCEPT = 0;

    virtual EngineCapability getEngineCapability() const TRTNOEXCEPT = 0;

    virtual void setInt8Calibrator(IInt8Calibrator* calibrator) TRTNOEXCEPT = 0;

    virtual IInt8Calibrator* getInt8Calibrator() const TRTNOEXCEPT = 0;

    virtual void setMaxWorkspaceSize(std::size_t workspaceSize) TRTNOEXCEPT = 0;

    virtual std::size_t getMaxWorkspaceSize() const TRTNOEXCEPT = 0;

    virtual void setFlags(BuilderFlags builderFlags) TRTNOEXCEPT = 0;

    virtual BuilderFlags getFlags() const TRTNOEXCEPT = 0;

    virtual void clearFlag(BuilderFlag builderFlag) TRTNOEXCEPT = 0;

    virtual void setFlag(BuilderFlag builderFlag) TRTNOEXCEPT = 0;

    virtual bool getFlag(BuilderFlag builderFlag) const TRTNOEXCEPT = 0;


    virtual void setDeviceType(const ILayer* layer, DeviceType deviceType) TRTNOEXCEPT = 0;

    virtual DeviceType getDeviceType(const ILayer* layer) const TRTNOEXCEPT = 0;

    virtual bool isDeviceTypeSet(const ILayer* layer) const TRTNOEXCEPT = 0;

    virtual void resetDeviceType(const ILayer* layer) TRTNOEXCEPT = 0;

    virtual bool canRunOnDLA(const ILayer* layer) const TRTNOEXCEPT = 0;

    virtual void setDLACore(int dlaCore) TRTNOEXCEPT = 0;

    virtual int getDLACore() const TRTNOEXCEPT = 0;

    virtual void setDefaultDeviceType(DeviceType deviceType) TRTNOEXCEPT = 0;

    virtual DeviceType getDefaultDeviceType() const TRTNOEXCEPT = 0;

    virtual void reset() TRTNOEXCEPT = 0;

    virtual void destroy() TRTNOEXCEPT = 0;

    virtual void setProfileStream(const cudaStream_t stream) TRTNOEXCEPT = 0;

    virtual cudaStream_t getProfileStream() const TRTNOEXCEPT = 0;

    virtual int addOptimizationProfile(const IOptimizationProfile* profile) noexcept = 0;

    virtual int getNbOptimizationProfiles() const noexcept = 0;

protected:
    virtual ~IBuilderConfig()
    {
    }
};


typedef uint32_t NetworkDefinitionCreationFlags;

enum class NetworkDefinitionCreationFlag : int
{
    kEXPLICIT_BATCH = 0, 

    kEXPLICIT_PRECISION = 1, 
};
template <>
constexpr inline int EnumMax<NetworkDefinitionCreationFlag>()
{
    return 2;
}


class IBuilder
{
public:
    TRT_DEPRECATED virtual nvinfer1::INetworkDefinition* createNetwork() TRTNOEXCEPT = 0;

    virtual void setMaxBatchSize(int batchSize) TRTNOEXCEPT = 0;

    virtual int getMaxBatchSize() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setMaxWorkspaceSize(std::size_t workspaceSize) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual std::size_t getMaxWorkspaceSize() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setHalf2Mode(bool mode) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool getHalf2Mode() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setDebugSync(bool sync) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool getDebugSync() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setMinFindIterations(int minFind) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual int getMinFindIterations() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setAverageFindIterations(int avgFind) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual int getAverageFindIterations() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual nvinfer1::ICudaEngine* buildCudaEngine(
        nvinfer1::INetworkDefinition& network) TRTNOEXCEPT = 0;

    virtual bool platformHasFastFp16() const TRTNOEXCEPT = 0;

    virtual bool platformHasFastInt8() const TRTNOEXCEPT = 0;

    virtual void destroy() TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setInt8Mode(bool mode) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool getInt8Mode() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setInt8Calibrator(IInt8Calibrator* calibrator) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setDeviceType(ILayer* layer, DeviceType deviceType) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DeviceType getDeviceType(const ILayer* layer) const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool isDeviceTypeSet(const ILayer* layer) const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void resetDeviceType(ILayer* layer) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool canRunOnDLA(const ILayer* layer) const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setDefaultDeviceType(DeviceType deviceType) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual DeviceType getDefaultDeviceType() const TRTNOEXCEPT = 0;

    virtual int getMaxDLABatchSize() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void allowGPUFallback(bool setFallBackMode) TRTNOEXCEPT = 0;

    virtual int getNbDLACores() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setDLACore(int dlaCore) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual int getDLACore() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void reset(nvinfer1::INetworkDefinition& network) TRTNOEXCEPT = 0;

protected:
    virtual ~IBuilder()
    {
    }

public:
    virtual void setGpuAllocator(IGpuAllocator* allocator) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setFp16Mode(bool mode) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool getFp16Mode() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setStrictTypeConstraints(bool mode) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool getStrictTypeConstraints() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setRefittable(bool canRefit) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual bool getRefittable() const TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual void setEngineCapability(EngineCapability capability) TRTNOEXCEPT = 0;

    TRT_DEPRECATED virtual EngineCapability getEngineCapability() const TRTNOEXCEPT = 0;

    virtual nvinfer1::IBuilderConfig* createBuilderConfig() TRTNOEXCEPT = 0;

    virtual nvinfer1::ICudaEngine* buildEngineWithConfig(
        INetworkDefinition& network, IBuilderConfig& config) TRTNOEXCEPT = 0;


    virtual nvinfer1::INetworkDefinition* createNetworkV2(NetworkDefinitionCreationFlags flags) TRTNOEXCEPT = 0;


    virtual nvinfer1::IOptimizationProfile* createOptimizationProfile() noexcept = 0;

    //
    virtual void setErrorRecorder(IErrorRecorder* recorder) TRTNOEXCEPT = 0;

    virtual IErrorRecorder* getErrorRecorder() const TRTNOEXCEPT = 0;

    virtual void reset() TRTNOEXCEPT = 0;
};

} // namespace nvinfer1

extern "C" TENSORRTAPI void* createInferBuilder_INTERNAL(void* logger, int version);

namespace nvinfer1
{
namespace
{
inline IBuilder* createInferBuilder(ILogger& logger)
{
    return static_cast<IBuilder*>(createInferBuilder_INTERNAL(&logger, NV_TENSORRT_VERSION));
}
}
}

#endif