m5::heart::Filter Class Reference

Apply a high-pass filter and invert polarity. More...

#include <pulse_monitor.hpp>

Public Member Functions
	Filter (const float cutoff, const float sampling_rate)
	Constructor.
void	setSamplingRate (const float cutoff, const float sampling_rate)
	Set the sampling rate and reset filter state.
float	process (const float value)
	Process a sample through the filter.

Detailed Description

Apply a high-pass filter and invert polarity.

Constructor & Destructor Documentation

Filter()

m5::heart::Filter::Filter ( const float cutoff, const float sampling_rate )

inline

Constructor.

Parameters

cutoff	Cutoff frequency in Hz
sampling_rate	Sampling rate in Hz

Member Function Documentation

process()

float m5::heart::Filter::process ( const float value )

inline

Process a sample through the filter.

Parameters

value

Input sample

Returns

Filtered and inverted output

setSamplingRate()

void m5::heart::Filter::setSamplingRate ( const float cutoff, const float sampling_rate )

inline

Set the sampling rate and reset filter state.

Parameters

cutoff	Cutoff frequency in Hz
sampling_rate	Sampling rate in Hz