SoDa::ReSample625to48 Class Reference

Resampler for 625KHz to 48KHz data stream, built on rational ReSampler class. More...

#include <ReSamplers625x48.hxx>

Inheritance diagram for SoDa::ReSample625to48:

Public Member Functions
	ReSample625to48 (unsigned int inbufsize, float _gain=1.0)
	Constructor. More...
	~ReSample625to48 ()
void	apply (std::complex< float > *in, std::complex< float > *out)
	Perform the resampling on a complex float buffer. More...
void	apply (float *in, float *out)
	Perform the resampling on a real float buffer. More...
Public Member Functions inherited from SoDa::SoDaBase
	SoDaBase (const std::string &oname)
	The constructor – pass a name for the object. More...
std::string &	getObjName ()
	get the name of this object More...
SoDaBase *	findSoDaObject (const std::string &oname)
	find a SoDa Object by name. More...
double	getTime ()
	Get a time stamp in nS resolution that monotonically increases and that is very inexpensive (typically < 100nS). More...

Private Attributes
unsigned int	N
unsigned int	MN
SoDa::ReSampler *	rs45a
SoDa::ReSampler *	rs45b
SoDa::ReSampler *	rs35
SoDa::ReSampler *	rs15
std::complex< float > *	inter1
std::complex< float > *	inter2
float *	finter1
float *	finter2
float	gain
	the gain to be applied to the final transform result. More...

Detailed Description

Resampler for 625KHz to 48KHz data stream, built on rational ReSampler class.

Definition at line 81 of file ReSamplers625x48.hxx.

Constructor & Destructor Documentation

ReSample625to48()

SoDa::ReSample625to48::ReSample625to48	(	unsigned int	inbufsize,
		float	_gain = 1.0
	)

Constructor.

Parameters

inbufsize	the size of the input buffer, output buffer will be 48 * inbufsize / 625
_gain	multiply output by gain factor

Definition at line 101 of file ReSamplers625x48.cxx.

References finter1, finter2, gain, inter1, inter2, MN, N, rs15, rs35, rs45a, and rs45b.

~ReSample625to48()

SoDa::ReSample625to48::~ReSample625to48

(

)

Definition at line 137 of file ReSamplers625x48.cxx.

References rs15, rs35, rs45a, and rs45b.

Member Function Documentation

apply() [1/2]

void SoDa::ReSample625to48::apply	(	std::complex< float > *	in,
		std::complex< float > *	out
	)

Perform the resampling on a complex float buffer.

Parameters

in	input buffer
out	output buffer

Definition at line 146 of file ReSamplers625x48.cxx.

References SoDa::ReSampler::apply(), gain, inter1, inter2, rs15, rs35, rs45a, and rs45b.

Referenced by aliasingPlot(), SoDa::BaseBandRX::demodulate(), SoDa::BaseBandRX::demodulateWBFM(), and test625x48().

apply() [2/2]

void SoDa::ReSample625to48::apply	(	float *	in,
		float *	out
	)

Perform the resampling on a real float buffer.

Parameters

in	input buffer
out	output buffer

Definition at line 154 of file ReSamplers625x48.cxx.

References SoDa::ReSampler::apply(), finter1, finter2, gain, rs15, rs35, rs45a, and rs45b.

Member Data Documentation

finter1

float* SoDa::ReSample625to48::finter1

private

Definition at line 113 of file ReSamplers625x48.hxx.

Referenced by apply(), and ReSample625to48().

finter2

float * SoDa::ReSample625to48::finter2

private

Definition at line 113 of file ReSamplers625x48.hxx.

Referenced by apply(), and ReSample625to48().

gain

float SoDa::ReSample625to48::gain

private

the gain to be applied to the final transform result.

Definition at line 115 of file ReSamplers625x48.hxx.

Referenced by apply(), and ReSample625to48().

inter1

std::complex<float>* SoDa::ReSample625to48::inter1

private

Definition at line 112 of file ReSamplers625x48.hxx.

Referenced by apply(), and ReSample625to48().

inter2

std::complex<float> * SoDa::ReSample625to48::inter2

private

Definition at line 112 of file ReSamplers625x48.hxx.

Referenced by apply(), and ReSample625to48().

MN

unsigned int SoDa::ReSample625to48::MN

private

Definition at line 106 of file ReSamplers625x48.hxx.

Referenced by ReSample625to48().

N

unsigned int SoDa::ReSample625to48::N

private

Definition at line 106 of file ReSamplers625x48.hxx.

Referenced by ReSample625to48().

rs15

SoDa::ReSampler * SoDa::ReSample625to48::rs15

private

Definition at line 109 of file ReSamplers625x48.hxx.

Referenced by apply(), ReSample625to48(), and ~ReSample625to48().

rs35

SoDa::ReSampler * SoDa::ReSample625to48::rs35

private

Definition at line 109 of file ReSamplers625x48.hxx.

Referenced by apply(), ReSample625to48(), and ~ReSample625to48().

rs45a

SoDa::ReSampler* SoDa::ReSample625to48::rs45a

private

Definition at line 109 of file ReSamplers625x48.hxx.

Referenced by apply(), ReSample625to48(), and ~ReSample625to48().

rs45b

SoDa::ReSampler * SoDa::ReSample625to48::rs45b

private

Definition at line 109 of file ReSamplers625x48.hxx.

Referenced by apply(), ReSample625to48(), and ~ReSample625to48().

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

• src/ReSamplers625x48.hxx
• src/ReSamplers625x48.cxx