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README.md

hexefx_audiolib_F32

Audio effects library for Teensy4.x (extension to OpenAudio_ArduinoLibrary)

Effects

AudioEffectInfinitePhaser_F32
Infinite/barberpole phaser (mono version). Creates acoustic illusion of infinite move forwards or backwards.

AudioEffectPhaserStereo_F32
Stereo phaser with up to 12 stages.

AudioEffectMonoToStereo_F32
Mono to stereo converter.

AudioEffectPlateReverb_F32
Stereo plate reverb.

AudioEffectSpringReverb_F32
Stereo spring reverb emulation.

AudioEffectReverbSc_F32
8 delay line stereo FDN reverb, based on work by Sean Costello.
Optional PSRAM use for the delay buffers.

AudioEffectDelayStereo_F32
Versatile stereo ping-pong delay with modulation.

AudioEffectNoiseGateStereo_F32
Stereo noise gate with external SideChain input.

AudioFilterToneStackStereo_F32
Stereo guitar tone stack (EQ) emulator.

AudioFilterEqualizer_HX_F32
Slightly modified original equalizer component, added bypass system.

AudioFilterIRCabsim_F32
Stereo guitar/bass cabinet emulator using low latency uniformly partitioned convolution.
10 cabinet impulse responses built in.

AudioFilterEqualizer3band_F32
Simple 3 band (Treble, Mid, Bass) equalizer.

AudioEffectGainStereo_F32
Stereo gain control (volume etc.)

I/O

AudioInputI2S2_F32
AudioOutputI2S2_F32
Input and output for the I2S2 interface, Teensy 4.1 only.

Basic

Single header basic building blocks for various DSP components:

allpass filter
lfo
delay line
delay line based pitch shifter
shelving lowpass and hipass filter
lowpass filter

Example projects

https://github.com/hexeguitar/hexefx_audiolib_F32_examples