Biquad DF2 Low Pass Filter. When dealing with high-order IIR filters, they can get unstable. To prevent this, BiQuadratic filters (second order) are used. Converted from https://github.com/tttapa/Filters/blob/master/src/BiQuad.h Use float or double (and not a integer type) as type parameter. More...
#include <Filter.h>
Inheritance diagram for LowPassFilter< T >:
Public Member Functions | |
| LowPassFilter (float frequency, float sampleRate, float q=0.7071f) | |
| void | begin (float frequency, float sampleRate, float q=0.7071f) |
| T | process (T value) |
Protected Attributes | |
| T | a_1 = 0 |
| T | a_2 = 0 |
| T | b_0 = 0 |
| T | b_1 = 0 |
| T | b_2 = 0 |
| T | w_0 = 0 |
| T | w_1 = 0 |
Detailed Description
template<typename T>
class audio_tools::LowPassFilter< T >
Biquad DF2 Low Pass Filter. When dealing with high-order IIR filters, they can get unstable. To prevent this, BiQuadratic filters (second order) are used. Converted from https://github.com/tttapa/Filters/blob/master/src/BiQuad.h Use float or double (and not a integer type) as type parameter.
- Copyright
- GNU General Public License v3.0
- Template Parameters
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T
The documentation for this class was generated from the following file:
- src/AudioTools/CoreAudio/AudioFilter/Filter.h
