brickworks/include/bwpp_comp.h

134 lines
3.3 KiB
C++

/*
* Brickworks
*
* Copyright (C) 2023 Orastron Srl unipersonale
*
* Brickworks is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3 of the License.
*
* Brickworks is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Brickworks. If not, see <http://www.gnu.org/licenses/>.
*
* File author: Stefano D'Angelo
*/
#ifndef BWPP_COMP_H
#define BWPP_COMP_H
#include <bw_comp.h>
#include <array>
namespace Brickworks {
/*! api {{{
* ##### Brickworks::Comp
* ```>>> */
template<size_t N_CHANNELS>
class Comp {
public:
Comp();
void setSampleRate(float sampleRate);
void reset();
void process(
std::array<const float *, N_CHANNELS> x,
std::array<const float *, N_CHANNELS> xSC,
std::array<float *, N_CHANNELS> y,
int nSamples);
void setTreshLin(float value);
void setTreshDBFS(float value);
void setRatio(float value);
void setAttackTau(float value);
void setReleaseTau(float value);
void setGainLin(float value);
void setGainDB(float value);
/*! <<<...
* }
* ```
* }}} */
/*** Implementation ***/
/* WARNING: This part of the file is not part of the public API. Its content may
* change at any time in future versions. Please, do not use it directly. */
private:
bw_comp_coeffs coeffs;
bw_comp_state states[N_CHANNELS];
bw_comp_state *statesP[N_CHANNELS];
};
template<size_t N_CHANNELS>
inline Comp<N_CHANNELS>::Comp() {
bw_comp_init(&coeffs);
for (size_t i = 0; i < N_CHANNELS; i++)
statesP[i] = states + i;
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setSampleRate(float sampleRate) {
bw_comp_set_sample_rate(&coeffs, sampleRate);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::reset() {
bw_comp_reset_coeffs(&coeffs);
for (size_t i = 0; i < N_CHANNELS; i++)
bw_comp_reset_state(&coeffs, states + i);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::process(
std::array<const float *, N_CHANNELS> x,
std::array<const float *, N_CHANNELS> xSC,
std::array<float *, N_CHANNELS> y,
int nSamples) {
bw_comp_process_multi(&coeffs, statesP, x.data(), xSC.data(), y.data(), N_CHANNELS, nSamples);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setTreshLin(float value) {
bw_comp_set_thresh_lin(&coeffs, value);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setTreshDBFS(float value) {
bw_comp_set_thresh_dBFS(&coeffs, value);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setRatio(float value) {
bw_comp_set_ratio(&coeffs, value);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setAttackTau(float value) {
bw_comp_set_attack_tau(&coeffs, value);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setReleaseTau(float value) {
bw_comp_set_release_tau(&coeffs, value);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setGainLin(float value) {
bw_comp_set_gain_lin(&coeffs, value);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setGainDB(float value) {
bw_comp_set_gain_dB(&coeffs, value);
}
}
#endif