ATVDemod::AvgExpInt Class Reference

Public Member Functions
	AvgExpInt (int log2Alpha)
void	reset ()
int	run (int m0)

Private Attributes
int	m_log2Alpha
int	m_m1
bool	m_start

Detailed Description

Exponential average using integers and alpha as the inverse of a power of two

Definition at line 391 of file atvdemod.h.

Constructor & Destructor Documentation

AvgExpInt()

ATVDemod::AvgExpInt::AvgExpInt ( int  log2Alpha )

inline

Definition at line 394 of file atvdemod.h.

: m_log2Alpha(log2Alpha), m_m1(0), m_start(true) {}

Member Function Documentation

reset()

void ATVDemod::AvgExpInt::reset ( )

inline

Definition at line 395 of file atvdemod.h.

{ m_start = true; }

run()

int ATVDemod::AvgExpInt::run ( int  m0 )

inline

Definition at line 397 of file atvdemod.h.

        {
            if (m_start)
            {
                m_m1 = m0;
                m_start = false;
                return m0;
            }
            else
            {
                m_m1 = m0 + m_m1 - (m_m1>>m_log2Alpha);
                return m_m1>>m_log2Alpha;
            }
        }

Member Data Documentation

m_log2Alpha

int ATVDemod::AvgExpInt::m_log2Alpha

private

Definition at line 413 of file atvdemod.h.

m_m1

int ATVDemod::AvgExpInt::m_m1

private

Definition at line 414 of file atvdemod.h.

m_start

bool ATVDemod::AvgExpInt::m_start

private

Definition at line 415 of file atvdemod.h.

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

• plugins/channelrx/demodatv/atvdemod.h