83 lines
1.8 KiB
C
83 lines
1.8 KiB
C
#include <string.h>
|
|
|
|
#include "util.h"
|
|
|
|
#define ID 0x0DEFACED
|
|
#define LABEL "crap_eq_const"
|
|
#define NAME "crap Constant Equalizer"
|
|
#define AUTHOR "Connor Olding"
|
|
#define COPYRIGHT "MIT"
|
|
#define PARAMETERS 0
|
|
|
|
#define BANDS 6
|
|
typedef struct {
|
|
biquad filters[2][BANDS];
|
|
} personal;
|
|
|
|
INNER double
|
|
process_one(biquad *filters, double samp)
|
|
{
|
|
for (int i = 0; i < BANDS; i++)
|
|
samp = biquad_run(&filters[i], samp);
|
|
return samp;
|
|
}
|
|
|
|
INNER void
|
|
process(personal *data,
|
|
float *in_L, float *in_R,
|
|
float *out_L, float *out_R,
|
|
unsigned long count)
|
|
{
|
|
disable_denormals();
|
|
for (unsigned long pos = 0; pos < count; pos++) {
|
|
out_L[pos] = process_one(data->filters[0], in_L[pos]);
|
|
out_R[pos] = process_one(data->filters[1], in_R[pos]);
|
|
}
|
|
}
|
|
|
|
INNER void
|
|
process_double(personal *data,
|
|
double *in_L, double *in_R,
|
|
double *out_L, double *out_R,
|
|
unsigned long count)
|
|
{
|
|
disable_denormals();
|
|
for (unsigned long pos = 0; pos < count; pos++) {
|
|
out_L[pos] = process_one(data->filters[0], in_L[pos]);
|
|
out_R[pos] = process_one(data->filters[1], in_R[pos]);
|
|
}
|
|
}
|
|
|
|
INNER void
|
|
construct(personal *data)
|
|
{}
|
|
|
|
INNER void
|
|
destruct(personal *data)
|
|
{}
|
|
|
|
INNER void
|
|
resume(personal *data)
|
|
{
|
|
biquad *filters = data->filters[0];
|
|
for (int i = 0; i < BANDS; i++)
|
|
biquad_init(&filters[i]);
|
|
memcpy(data->filters[1], filters, BANDS*sizeof(biquad));
|
|
}
|
|
|
|
INNER void
|
|
pause(personal *data)
|
|
{}
|
|
|
|
INNER void
|
|
adjust(personal *data, unsigned long fs)
|
|
{
|
|
biquad *filters = data->filters[0];
|
|
filters[0] = biquad_gen(FILT_PEAKING, 37.01, +3.3, 1.94, fs);
|
|
filters[1] = biquad_gen(FILT_PEAKING, 2208., -4.0, 0.56, fs);
|
|
filters[2] = biquad_gen(FILT_PEAKING, 5236., +2.3, 0.81, fs);
|
|
filters[3] = biquad_gen(FILT_PEAKING, 8092., -3.5, 0.43, fs);
|
|
filters[4] = biquad_gen(FILT_PEAKING, 90.88, -1.0, 0.87, fs);
|
|
filters[5] = biquad_gen(FILT_HIGHPASS, 16.00, 0, 1.00, fs);
|
|
}
|