ArmNN
 23.02
QASymmS8Decoder Class Reference

#include <BaseIterator.hpp>

Inheritance diagram for QASymmS8Decoder:
TypedIterator< const int8_t, Decoder< float > > Decoder< float > BaseIterator

Public Member Functions

 QASymmS8Decoder (const int8_t *data, const float scale, const int32_t offset)
 
 QASymmS8Decoder (const float scale, const int32_t offset)
 
float Get () const override
 
std::vector< float > DecodeTensor (const TensorShape &tensorShape, const bool isDepthwise) override
 
- Public Member Functions inherited from TypedIterator< const int8_t, Decoder< float > >
 TypedIterator (const int8_t *data=nullptr)
 
void Reset (void *data) override
 
TypedIteratoroperator++ () override
 
TypedIteratoroperator+= (const unsigned int increment) override
 
TypedIteratoroperator-= (const unsigned int increment) override
 
TypedIteratoroperator[] (const unsigned int index) override
 
- Public Member Functions inherited from Decoder< float >
 Decoder ()
 
virtual ~Decoder ()
 
virtual float Get () const=0
 
- Public Member Functions inherited from BaseIterator
 BaseIterator ()
 
virtual ~BaseIterator ()
 

Additional Inherited Members

- Protected Attributes inherited from TypedIterator< const int8_t, Decoder< float > >
const int8_t * m_Iterator
 
const int8_t * m_Start
 

Detailed Description

Definition at line 152 of file BaseIterator.hpp.

Constructor & Destructor Documentation

◆ QASymmS8Decoder() [1/2]

QASymmS8Decoder ( const int8_t *  data,
const float  scale,
const int32_t  offset 
)
inline

Definition at line 155 of file BaseIterator.hpp.

156  : TypedIterator(data), m_Scale(scale), m_Offset(offset) {}

◆ QASymmS8Decoder() [2/2]

QASymmS8Decoder ( const float  scale,
const int32_t  offset 
)
inline

Definition at line 158 of file BaseIterator.hpp.

159  : QASymmS8Decoder(nullptr, scale, offset) {}

Member Function Documentation

◆ DecodeTensor()

std::vector<float> DecodeTensor ( const TensorShape tensorShape,
const bool  isDepthwise 
)
inlineoverridevirtual

Implements Decoder< float >.

Definition at line 165 of file BaseIterator.hpp.

167  {
168  IgnoreUnused(isDepthwise);
169 
170  const unsigned int size = tensorShape.GetNumElements();
171  std::vector<float> decodedTensor;
172  decodedTensor.reserve(size);
173 
174  for (uint32_t i = 0; i < size; ++i)
175  {
176  this->operator[](i);
177  decodedTensor.emplace_back(armnn::Dequantize(*m_Iterator, m_Scale, m_Offset));
178  }
179 
180  return decodedTensor;
181  }

References armnn::Dequantize(), TensorShape::GetNumElements(), armnn::IgnoreUnused(), TypedIterator< const int8_t, Decoder< float > >::m_Iterator, and TypedIterator< const int8_t, Decoder< float > >::operator[]().

◆ Get()

float Get ( ) const
inlineoverride

Definition at line 161 of file BaseIterator.hpp.

162  {
163  return armnn::Dequantize(*m_Iterator, m_Scale, m_Offset);
164  }

References armnn::Dequantize(), and TypedIterator< const int8_t, Decoder< float > >::m_Iterator.


The documentation for this class was generated from the following file:
armnn::IgnoreUnused
void IgnoreUnused(Ts &&...)
Definition: IgnoreUnused.hpp:14
armnn::TypedIterator< const int8_t, Decoder< float > >::m_Iterator
const int8_t * m_Iterator
Definition: BaseIterator.hpp:111
armnn::TypedIterator< const int8_t, Decoder< float > >::operator[]
TypedIterator & operator[](const unsigned int index) override
Definition: BaseIterator.hpp:103
armnn::TypedIterator< const int8_t, Decoder< float > >::TypedIterator
TypedIterator(const int8_t *data=nullptr)
Definition: BaseIterator.hpp:72
armnn::QASymmS8Decoder::QASymmS8Decoder
QASymmS8Decoder(const int8_t *data, const float scale, const int32_t offset)
Definition: BaseIterator.hpp:155
armnn::Dequantize
float Dequantize(QuantizedType value, float scale, int32_t offset)
Dequantize an 8-bit data type into a floating point data type.
Definition: TypesUtils.cpp:46