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finalized bw_comp + fixed missing smooth init + examples

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This commit is contained in:
Stefano D'Angelo 2023-09-15 11:01:58 +02:00
parent 69b74c4ccb
commit 19e37fd6e8
5 changed files with 421 additions and 79 deletions
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1
TODO
View File

@ -75,6 +75,7 @@ code:
* reset_state_multi allow NULL input?
* process allow NULL output?
* #if __cplusplus >= 201103L ? - see https://stackoverflow.com/questions/5047971/how-do-i-check-for-c11-support
* get current compression level, knee
build system:
* make makefiles handle paths with spaces etc

2
examples/fx_comp/src/bw_example_fx_comp.c
View File

@ -30,7 +30,7 @@ void bw_example_fx_comp_set_sample_rate(bw_example_fx_comp *instance, float samp
void bw_example_fx_comp_reset(bw_example_fx_comp *instance) {
bw_comp_reset_coeffs(&instance->comp_coeffs);
bw_comp_reset_state(&instance->comp_coeffs, &instance->comp_state);
bw_comp_reset_state(&instance->comp_coeffs, &instance->comp_state, 0.f, 0.f);
}
void bw_example_fx_comp_process(bw_example_fx_comp *instance, const float** x, float** y, int n_samples) {

3
examples/fx_comp/vst3/Makefile
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@ -4,3 +4,6 @@ NAME := bw_example_fx_comp
SOURCES = ${SOURCES_COMMON} ${ROOT_DIR}/../src/bw_example_fx_comp.c
include ${ROOT_DIR}/../../common/vst3/vst3.mk
CXXFLAGS += -DRELEASE=1 -DNDEBUG -DBW_NO_DEBUG
#CXXFLAGS += -DDEVELOPMENT=1 -DBW_DEBUG_DEEP

3
examples/fxpp_comp/vst3/Makefile
View File

@ -4,3 +4,6 @@ NAME := bw_example_fxpp_comp
SOURCES = ${SOURCES_COMMON} ${ROOT_DIR}/../src/bw_example_fxpp_comp.cpp
include ${ROOT_DIR}/../../common/vst3/vst3.mk
CXXFLAGS += -DRELEASE=1 -DNDEBUG -DBW_NO_DEBUG
#CXXFLAGS += -DDEVELOPMENT=1 -DBW_DEBUG_DEEP

465
include/bw_comp.h
View File

@ -45,6 +45,7 @@
* <li>Moved C++ code to C header.</li>
* <li>Added overloaded C++ <code>process()</code> function taking
* C-style arrays as arguments.</li>
* <li>Fixed missing smoothing filter initialization.</li>
* <li>Removed usage of reserved identifiers.</li>
* <li>Clearly specified parameter validity ranges.</li>
* <li>Added debugging code.</li>
@ -290,6 +291,34 @@ static inline void bw_comp_set_gain_dB(
* `value` must be less than or equal to `770.630f`.
*
* Default value: `0.f`.
*
* #### bw_comp_coeffs_is_valid()
* ```>>> */
static inline char bw_comp_coeffs_is_valid(
const bw_comp_coeffs * BW_RESTRICT coeffs);
/*! <<<```
* Tries to determine whether `coeffs` is valid and returns non-`0` if it
* seems to be the case and `0` if it is certainly not. False positives are
* possible, false negatives are not.
*
* `coeffs` must at least point to a readable memory block of size greater
* than or equal to that of `bw_comp_coeffs`.
*
* #### bw_comp_state_is_valid()
* ```>>> */
static inline char bw_comp_state_is_valid(
const bw_comp_coeffs * BW_RESTRICT coeffs,
const bw_comp_state * BW_RESTRICT state);
/*! <<<```
* Tries to determine whether `state` is valid and returns non-`0` if it
* seems to be the case and `0` if it is certainly not. False positives are
* possible, false negatives are not.
*
* If `coeffs` is not `NULL` extra cross-checks might be performed (`state`
* is supposed to be associated to `coeffs`).
*
* `state` must at least point to a readable memory block of size greater
* than or equal to that of `bw_comp_state`.
* }}} */
#ifdef __cplusplus
@ -357,6 +386,7 @@ static inline void bw_comp_init(
bw_env_follow_init(&coeffs->env_follow_coeffs);
bw_gain_init(&coeffs->gain_coeffs);
bw_one_pole_init(&coeffs->smooth_coeffs);
bw_one_pole_set_tau(&coeffs->smooth_coeffs, 0.05f);
coeffs->thresh = 1.f;
coeffs->ratio = 1.f;
@ -414,23 +444,106 @@ static inline float bw_comp_reset_state(
bw_comp_state * BW_RESTRICT state,
float x_0,
float x_sc_0) {
(void)x_0;
bw_env_follow_reset_state(&coeffs->env_follow_coeffs, &state->env_follow_state, x_sc_0);
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT(state != NULL);
BW_ASSERT(bw_is_finite(x_0));
const float env = bw_env_follow_reset_state(&coeffs->env_follow_coeffs, &state->env_follow_state, x_sc_0);
const float thresh = bw_one_pole_get_y_z1(&coeffs->smooth_thresh_state);
float y;
if (env > thresh) {
float v = thresh * bw_rcpf(env);
if (v >= 1.175494350822287e-38f) {
v = coeffs->kc * bw_log2f(v);
y = v > -126.f ? bw_pow2f(v) * x_0 : thresh;
} else
y = thresh;
} else
y = x_0;
y = bw_gain_get_gain_cur(&coeffs->gain_coeffs) * y;
#ifdef BW_DEBUG_DEEP
state->hash = bw_hash_sdbm("bw_comp_state");
state->coeffs_reset_id = coeffs->reset_id;
#endif
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT_DEEP(bw_comp_state_is_valid(coeffs, state));
BW_ASSERT(bw_is_finite(y));
return y;
}
static inline void bw_comp_update_coeffs_ctrl(bw_comp_coeffs *BW_RESTRICT coeffs) {
static inline void bw_comp_reset_state_multi(
const bw_comp_coeffs * BW_RESTRICT coeffs,
bw_comp_state * BW_RESTRICT const * BW_RESTRICT state,
const float * x_0,
const float * x_sc_0,
float * y_0,
size_t n_channels) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT(state != NULL);
BW_ASSERT(x_0 != NULL);
BW_ASSERT(x_sc_0 != NULL);
if (y_0 != NULL)
for (size_t i = 0; i < n_channels; i++)
y_0[i] = bw_comp_reset_state(coeffs, state[i], x_0[i], x_sc_0[i]);
else
for (size_t i = 0; i < n_channels; i++)
bw_comp_reset_state(coeffs, state[i], x_0[i], x_sc_0[i]);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT_DEEP(bw_has_only_finite(y_0, n_channels));
BW_ASSERT_DEEP(y_0 != NULL ? bw_has_only_finite(y_0, n_channels) : 1);
}
static inline void bw_comp_update_coeffs_ctrl(
bw_comp_coeffs * BW_RESTRICT coeffs) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
bw_env_follow_update_coeffs_ctrl(&coeffs->env_follow_coeffs);
bw_gain_update_coeffs_ctrl(&coeffs->gain_coeffs);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
}
static inline void bw_comp_update_coeffs_audio(bw_comp_coeffs *BW_RESTRICT coeffs) {
static inline void bw_comp_update_coeffs_audio(
bw_comp_coeffs * BW_RESTRICT coeffs) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
bw_env_follow_update_coeffs_audio(&coeffs->env_follow_coeffs);
bw_gain_update_coeffs_audio(&coeffs->gain_coeffs);
bw_one_pole_process1(&coeffs->smooth_coeffs, &coeffs->smooth_thresh_state, coeffs->thresh);
coeffs->kc = 1.f - bw_one_pole_process1(&coeffs->smooth_coeffs, &coeffs->smooth_ratio_state, coeffs->ratio);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
}
static inline float bw_comp_process1(const bw_comp_coeffs *BW_RESTRICT coeffs, bw_comp_state *BW_RESTRICT state, float x, float x_sc) {
static inline float bw_comp_process1(
const bw_comp_coeffs * BW_RESTRICT coeffs,
bw_comp_state * BW_RESTRICT state,
float x,
float x_sc) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT(state != NULL);
BW_ASSERT_DEEP(bw_comp_state_is_valid(coeffs, state));
BW_ASSERT(bw_is_finite(x));
BW_ASSERT(bw_is_finite(x_sc));
const float env = bw_env_follow_process1(&coeffs->env_follow_coeffs, &state->env_follow_state, x_sc);
const float thresh = bw_one_pole_get_y_z1(&coeffs->smooth_thresh_state);
float y;
@ -438,58 +551,231 @@ static inline float bw_comp_process1(const bw_comp_coeffs *BW_RESTRICT coeffs, b
float v = thresh * bw_rcpf(env);
if (v >= 1.175494350822287e-38f) {
v = coeffs->kc * bw_log2f(v);
y = v > -126.f ? bw_pow2f(v) * x: thresh;
y = v > -126.f ? bw_pow2f(v) * x : thresh;
} else
y = thresh;
} else
y = x;
y = bw_gain_process1(&coeffs->gain_coeffs, y);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT_DEEP(bw_comp_state_is_valid(coeffs, state));
BW_ASSERT(bw_is_finite(y));
return y;
}
static inline void bw_comp_process(bw_comp_coeffs *BW_RESTRICT coeffs, bw_comp_state *BW_RESTRICT state, const float *x, const float *x_sc, float *y, size_t n_samples) {
static inline void bw_comp_process(
bw_comp_coeffs * BW_RESTRICT coeffs,
bw_comp_state * BW_RESTRICT state,
const float * x,
const float * x_sc,
float * y,
size_t n_samples) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT(state != NULL);
BW_ASSERT_DEEP(bw_comp_state_is_valid(coeffs, state));
BW_ASSERT(x != NULL);
BW_ASSERT_DEEP(bw_has_only_finite(x, n_samples));
BW_ASSERT(y != NULL);
bw_comp_update_coeffs_ctrl(coeffs);
for (size_t i = 0; i < n_samples; i++) {
bw_comp_update_coeffs_audio(coeffs);
y[i] = bw_comp_process1(coeffs, state, x[i], x_sc[i]);
}
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT_DEEP(bw_comp_state_is_valid(coeffs, state));
BW_ASSERT_DEEP(bw_has_only_finite(y, n_samples));
}
static inline void bw_comp_process_multi(bw_comp_coeffs *BW_RESTRICT coeffs, bw_comp_state *BW_RESTRICT const *BW_RESTRICT state, const float * const *x, const float * const *x_sc, float * const *y, size_t n_channels, size_t n_samples) {
static inline void bw_comp_process_multi(
bw_comp_coeffs * BW_RESTRICT coeffs,
bw_comp_state * BW_RESTRICT const * BW_RESTRICT state,
const float * const * x,
const float * const * x_sc,
float * const * y,
size_t n_channels,
size_t n_samples) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
BW_ASSERT(state != NULL);
BW_ASSERT(x != NULL);
BW_ASSERT(x_sc != NULL);
BW_ASSERT(y != NULL);
bw_comp_update_coeffs_ctrl(coeffs);
for (size_t i = 0; i < n_samples; i++) {
bw_comp_update_coeffs_audio(coeffs);
for (size_t j = 0; j < n_channels; j++)
y[j][i] = bw_comp_process1(coeffs, state[j], x[j][i], x_sc[j][i]);
}
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_reset_coeffs);
}
static inline void bw_comp_set_thresh_lin(bw_comp_coeffs *BW_RESTRICT coeffs, float value) {
static inline void bw_comp_set_thresh_lin(
bw_comp_coeffs * BW_RESTRICT coeffs,
float value) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
BW_ASSERT(bw_is_finite(value));
BW_ASSERT(value >= 1e-20f && value <= 1e20f);
coeffs->thresh = value;
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
}
static inline void bw_comp_set_thresh_dBFS(bw_comp_coeffs *BW_RESTRICT coeffs, float value) {
static inline void bw_comp_set_thresh_dBFS(
bw_comp_coeffs * BW_RESTRICT coeffs,
float value) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
BW_ASSERT(bw_is_finite(value));
BW_ASSERT(value >= -400.f && value <= 400.f);
coeffs->thresh = bw_dB2linf(value);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
}
static inline void bw_comp_set_ratio(bw_comp_coeffs *BW_RESTRICT coeffs, float value) {
static inline void bw_comp_set_ratio(
bw_comp_coeffs * BW_RESTRICT coeffs,
float value) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
BW_ASSERT(bw_is_finite(value));
BW_ASSERT(value >= 0.f && value <= 1.f);
coeffs->ratio = value;
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
}
static inline void bw_comp_set_attack_tau(bw_comp_coeffs *BW_RESTRICT coeffs, float value) {
static inline void bw_comp_set_attack_tau(
bw_comp_coeffs * BW_RESTRICT coeffs,
float value) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
BW_ASSERT(bw_is_finite(value));
BW_ASSERT(value >= 0.f);
bw_env_follow_set_attack_tau(&coeffs->env_follow_coeffs, value);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
}
static inline void bw_comp_set_release_tau(bw_comp_coeffs *BW_RESTRICT coeffs, float value) {
static inline void bw_comp_set_release_tau(
bw_comp_coeffs * BW_RESTRICT coeffs,
float value) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
BW_ASSERT(bw_is_finite(value));
BW_ASSERT(value >= 0.f);
bw_env_follow_set_release_tau(&coeffs->env_follow_coeffs, value);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
}
static inline void bw_comp_set_gain_lin(bw_comp_coeffs *BW_RESTRICT coeffs, float value) {
static inline void bw_comp_set_gain_lin(
bw_comp_coeffs * BW_RESTRICT coeffs,
float value) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
BW_ASSERT(bw_is_finite(value));
bw_gain_set_gain_lin(&coeffs->gain_coeffs, value);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
}
static inline void bw_comp_set_gain_dB(bw_comp_coeffs *BW_RESTRICT coeffs, float value) {
static inline void bw_comp_set_gain_dB(
bw_comp_coeffs * BW_RESTRICT coeffs,
float value) {
BW_ASSERT(coeffs != NULL);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
BW_ASSERT(!bw_is_nan(value));
BW_ASSERT(value <= 770.630f);
bw_gain_set_gain_dB(&coeffs->gain_coeffs, value);
BW_ASSERT_DEEP(bw_comp_coeffs_is_valid(coeffs));
BW_ASSERT_DEEP(coeffs->state >= bw_comp_coeffs_state_init);
}
static inline char bw_comp_coeffs_is_valid(
const bw_comp_coeffs * BW_RESTRICT coeffs) {
BW_ASSERT(coeffs != NULL);
#ifdef BW_DEBUG_DEEP
if (coeffs->hash != bw_hash_sdbm("bw_comp_coeffs"))
return 0;
if (coeffs->state < bw_comp_coeffs_state_init || coeffs->state > bw_comp_coeffs_state_reset_coeffs)
return 0;
#endif
if (!bw_is_finite(coeffs->thresh) || coeffs->thresh < 1e-20f || coeffs->thresh > 1e20f)
return 0;
if (!bw_is_finite(coeffs->ratio) || coeffs->ratio < 0.f || coeffs->ratio > 1.f)
return 0;
if (!bw_one_pole_coeffs_is_valid(&coeffs->smooth_coeffs))
return 0;
#ifdef BW_DEBUG_DEEP
if (coeffs->state >= bw_comp_coeffs_state_reset_coeffs) {
if (!bw_is_finite(coeffs->kc) || coeffs->kc < 0.f || coeffs->kc > 1.f)
return 0;
if (!bw_one_pole_state_is_valid(&coeffs->smooth_coeffs, &coeffs->smooth_thresh_state))
return 0;
if (!bw_one_pole_state_is_valid(&coeffs->smooth_coeffs, &coeffs->smooth_ratio_state))
return 0;
}
#endif
return bw_env_follow_coeffs_is_valid(&coeffs->env_follow_coeffs)
&& bw_gain_coeffs_is_valid(&coeffs->gain_coeffs);
}
static inline char bw_comp_state_is_valid(
const bw_comp_coeffs * BW_RESTRICT coeffs,
const bw_comp_state * BW_RESTRICT state) {
BW_ASSERT(state != NULL);
#ifdef BW_DEBUG_DEEP
if (state->hash != bw_hash_sdbm("bw_comp_state"))
return 0;
if (coeffs != NULL && coeffs->reset_id != state->coeffs_reset_id)
return 0;
#endif
(void)coeffs;
return bw_env_follow_state_is_valid(&coeffs->env_follow_coeffs, &state->env_follow_state);
}
#ifdef __cplusplus
@ -509,34 +795,61 @@ class Comp {
public:
Comp();
void setSampleRate(float sampleRate);
void setSampleRate(
float sampleRate);
void reset(
float x_0 = 0.f,
float x_sc_0 = 0.f);
float x0 = 0.f,
float xSc0 = 0.f,
float * BW_RESTRICT y0 = nullptr);
void reset(
const float *x_0,
const float *x_sc_0);
float x0,
float xSc0,
std::array<float, N_CHANNELS> * BW_RESTRICT y0);
void reset(
const std::array<float, N_CHANNELS> x_0,
const std::array<float, N_CHANNELS> x_sc_0);
const float * x0,
const float * xSc0,
float * y0 = nullptr);
void reset(
std::array<float, N_CHANNELS> x0,
std::array<float, N_CHANNELS> xSc0,
std::array<float, N_CHANNELS> * BW_RESTRICT y0 = nullptr);
void process(
const float * const *x,
const float * const *x_sc,
float * const *y,
size_t nSamples);
void process(
const std::array<const float *, N_CHANNELS> x,
const std::array<const float *, N_CHANNELS> x_sc,
const std::array<float *, N_CHANNELS> y,
const float * const * x,
const float * const * xSc,
float * const * y,
size_t 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);
void process(
std::array<const float *, N_CHANNELS> x,
std::array<const float *, N_CHANNELS> xSc,
std::array<float *, N_CHANNELS> y,
size_t 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);
/*! <<<...
* }
* ```
@ -550,7 +863,7 @@ public:
private:
bw_comp_coeffs coeffs;
bw_comp_state states[N_CHANNELS];
bw_comp_state *BW_RESTRICT statesP[N_CHANNELS];
bw_comp_state * BW_RESTRICT statesP[N_CHANNELS];
};
template<size_t N_CHANNELS>
@ -561,85 +874,107 @@ inline Comp<N_CHANNELS>::Comp() {
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setSampleRate(float sampleRate) {
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(
float x_0,
float x_sc_0) {
float x0,
float xSc0,
float * BW_RESTRICT y0) {
bw_comp_reset_coeffs(&coeffs);
if (y0 != nullptr)
for (size_t i = 0; i < N_CHANNELS; i++)
bw_comp_reset_state(&coeffs, states + i, x_0, x_sc_0);
y0[i] = bw_comp_reset_state(&coeffs, states + i, x0, xSc0);
else
for (size_t i = 0; i < N_CHANNELS; i++)
bw_comp_reset_state(&coeffs, states + i, x0, xSc0);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::reset(
const float *x_0,
const float *x_sc_0) {
bw_comp_reset_coeffs(&coeffs);
for (size_t i = 0; i < N_CHANNELS; i++)
bw_comp_reset_state(&coeffs, states + i, x_0[i], x_sc_0[i]);
float x0,
float xSc0,
std::array<float, N_CHANNELS> * BW_RESTRICT y0) {
reset(x0, xSc0, y0 != nullptr ? y0->data() : nullptr);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::reset(
const std::array<float, N_CHANNELS> x_0,
const std::array<float, N_CHANNELS> x_sc_0) {
reset(x_0.data(), x_sc_0.data());
const float * x0,
const float * xSc0,
float * y0) {
bw_comp_reset_coeffs(&coeffs);
bw_comp_reset_state_multi(&coeffs, statesP, x0, xSc0, y0, N_CHANNELS);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::reset(
std::array<float, N_CHANNELS> x0,
std::array<float, N_CHANNELS> xSc0,
std::array<float, N_CHANNELS> * BW_RESTRICT y0) {
reset(x0.data(), xSc0.data(), y0 != nullptr ? y0->data() : nullptr);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::process(
const float * const *x,
const float * const *x_sc,
float * const *y,
const float * const * x,
const float * const * xSc,
float * const * y,
size_t nSamples) {
bw_comp_process_multi(&coeffs, statesP, x, x_sc, y, N_CHANNELS, nSamples);
bw_comp_process_multi(&coeffs, statesP, x, xSc, y, N_CHANNELS, nSamples);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::process(
const std::array<const float *, N_CHANNELS> x,
const std::array<const float *, N_CHANNELS> x_sc,
const std::array<float *, N_CHANNELS> y,
std::array<const float *, N_CHANNELS> x,
std::array<const float *, N_CHANNELS> xSc,
std::array<float *, N_CHANNELS> y,
size_t nSamples) {
process(x.data(), x_sc.data(), y.data(), nSamples);
process(x.data(), xSc.data(), y.data(), nSamples);
}
template<size_t N_CHANNELS>
inline void Comp<N_CHANNELS>::setTreshLin(float value) {
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) {
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) {
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) {
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) {
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) {
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) {
inline void Comp<N_CHANNELS>::setGainDB(
float value) {
bw_comp_set_gain_dB(&coeffs, value);
}