HInterpolator< T > Class Template Reference

#include <hinterpolator.h>

Inheritance diagram for HInterpolator< T >:

Collaboration diagram for HInterpolator< T >:

Public Member Functions
	HInterpolator (HWriter< T > *writer, int factor, float *coefficients, int length, size_t blocksize, HProbe< T > *probe=nullptr)
	HInterpolator (HWriterConsumer< T > *consumer, int factor, float *coefficients, int length, size_t blocksize, HProbe< T > *probe=nullptr)
	HInterpolator (HReader< T > *reader, int factor, float *coefficients, int length, size_t blocksize, HProbe< T > *probe=nullptr)
void	SetWriter (HWriter< T > *writer)
	~HInterpolator ()
int	Write (T *src, size_t blocksize)
int	Read (T *dest, size_t blocksize)
bool	Start ()
bool	Stop ()
bool	Command (HCommand *command)
Public Member Functions inherited from HReader< T >
virtual	~HReader ()=default
HReader< T > *	Reader ()
Public Member Functions inherited from HObject
	HObject ()
Public Member Functions inherited from HWriter< T >
virtual	~HWriter ()=default
HWriter< T > *	Writer ()
Public Member Functions inherited from HWriterConsumer< T >
HWriterConsumer< T > *	Consumer ()

Protected Member Functions
	HInterpolator (HWriter< T > *writer, int factor, size_t blocksize, HProbe< T > *probe=nullptr)
	HInterpolator (HWriterConsumer< T > *consumer, int factor, size_t blocksize, HProbe< T > *probe=nullptr)
	HInterpolator (HReader< T > *reader, int factor, size_t blocksize, HProbe< T > *probe=nullptr)

Detailed Description

template<class T>
class HInterpolator< T >

Impements an interpolator that can increase the incomming samplerate by a given factor

Constructor & Destructor Documentation

HInterpolator() [1/6]

template<class T >

HInterpolator< T >::HInterpolator ( HWriter< T > *  writer, int  factor, size_t  blocksize, HProbe< T > *  probe = nullptr  )

protected

Construct a new HInterpolator that handle writers.

Parameters

writer	The downstream writer
factor	Interpolation factor, 1 or larger
blocksize	The expected input and output blocksize
probe	Probe

HInterpolator() [2/6]

template<class T >

HInterpolator< T >::HInterpolator ( HWriterConsumer< T > *  consumer, int  factor, size_t  blocksize, HProbe< T > *  probe = nullptr  )

protected

Construct a new HInterpolator that handle writer consumers.

Parameters

consumer	The upstream consumer to receive this as a writer
factor	Interpolation factor, 1 or larger
blocksize	The expected input and output blocksize
probe	Probe

HInterpolator() [3/6]

template<class T >

HInterpolator< T >::HInterpolator ( HReader< T > *  reader, int  factor, size_t  blocksize, HProbe< T > *  probe = nullptr  )

protected

Construct a new HInterpolator that handle readers.

Parameters

reader	The upstream reader
factor	Interpolation factor, 1 or larger
blocksize	The expected input and output blocksize
probe	Probe

HInterpolator() [4/6]

template<class T >

HInterpolator< T >::HInterpolator	(	HWriter< T > *	writer,
		int	factor,
		float *	coefficients,
		int	length,
		size_t	blocksize,
		HProbe< T > *	probe = nullptr
	)

Construct a new HInterpolator that handle writers.

Parameters

writer	The downstream writer
factor	Interpolation factor, 1 or larger
coefficients	FIR coefficients for the lowpass FIR filter that removes spectral copies of the baseband signal
length	Number of FIR coefficients
blocksize	The expected input and output blocksize
probe	Probe

HInterpolator() [5/6]

template<class T >

HInterpolator< T >::HInterpolator	(	HWriterConsumer< T > *	consumer,
		int	factor,
		float *	coefficients,
		int	length,
		size_t	blocksize,
		HProbe< T > *	probe = nullptr
	)

Construct a new HInterpolator that handle writer consumers.

Parameters

consumer	The upstream consumer to receive this as a writer
factor	Interpolation factor, 1 or larger
coefficients	FIR coefficients for the lowpass FIR filter that removes spectral copies of the baseband signal
length	Number of FIR coefficients
blocksize	The expected input and output blocksize
probe	Probe

HInterpolator() [6/6]

template<class T >

HInterpolator< T >::HInterpolator	(	HReader< T > *	reader,
		int	factor,
		float *	coefficients,
		int	length,
		size_t	blocksize,
		HProbe< T > *	probe = nullptr
	)

Construct a new HInterpolator that handle readers.

Parameters

reader	The upstream reader
factor	Interpolation factor, 1 or larger
coefficients	FIR coefficients for the lowpass FIR filter that removes spectral copies of the baseband signal
length	Number of FIR coefficients
blocksize	The expected input and output blocksize
probe	Probe

~HInterpolator()

template<class T >

HInterpolator< T >::~HInterpolator

Default destructor

Member Function Documentation

Command()

template<class T >

bool HInterpolator< T >::Command ( HCommand *  command )

inlinevirtual

Execute or carry through a command

Parameters

command

The command

Implements HReader< T >.

Read()

template<class T >

int HInterpolator< T >::Read ( T *  dest, size_t  blocksize  )

virtual

Read a block of samples

Parameters

dest	Destination buffer
blocksize	Number of samples to read into the buffer

Implements HReader< T >.

SetWriter()

template<class T >

void HInterpolator< T >::SetWriter ( HWriter< T > *  writer )

inlinevirtual

Implements HWriterConsumer::SetWriter()

Parameters

writer

Downstream writer

Implements HWriterConsumer< T >.

Start()

template<class T >

bool HInterpolator< T >::Start ( )

inlinevirtual

Call Start() on up- or downstream components

Reimplemented from HReader< T >.

Stop()

template<class T >

bool HInterpolator< T >::Stop ( )

inlinevirtual

Returns

Call Stop() on up- or downstream components

Reimplemented from HReader< T >.

Write()

template<class T >

int HInterpolator< T >::Write ( T *  src, size_t  blocksize  )

virtual

Write a block of samples

Parameters

src	Source buffer
blocksize	Number of samples in the buffer

Implements HWriter< T >.

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

• /home/henrik/Git/Hardt/hardt/libhardt/include/hinterpolator.h
• /home/henrik/Git/Hardt/hardt/libhardt/components/hinterpolator.cpp