radio95/fm95
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This commit is contained in:
KubaPro010
2025-03-25 17:10:15 +01:00
parent ae7cdcfe96
commit fab44bcc42
3 changed files with 5 additions and 22 deletions
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10
src/fm95.c
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@@ -406,7 +406,7 @@ int main(int argc, char **argv) {
// #region Setup Filters/Modulaltors/Oscillators
Oscillator osc;
init_oscillator(&osc, polar_stereo ? 31250.0 : 19000, sample_rate);
init_oscillator(&osc, polar_stereo ? 31250.0 : 9500, sample_rate);
FMModulator sca_mod;
init_fm_modulator(&sca_mod, sca_frequency, sca_deviation, sample_rate);
@@ -485,21 +485,21 @@ int main(int argc, char **argv) {
output[i] = mono*MONO_VOLUME;
if(stereo) {
float stereo = (ready_l - ready_r) / 2.0f;
float stereo_carrier = get_oscillator_sin_multiplier_ni(&osc, polar_stereo ? 1 : 2);
float stereo_carrier = get_oscillator_sin_multiplier_ni(&osc, polar_stereo ? 1 : 4);
if(polar_stereo) {
output[i] += ((stereo+0.2)*stereo_carrier)*STEREO_VOLUME;
} else {
float pilot = get_oscillator_sin_multiplier_ni(&osc, 1);
float pilot = get_oscillator_sin_multiplier_ni(&osc, 2);
output[i] += pilot*PILOT_VOLUME +
(stereo*stereo_carrier)*STEREO_VOLUME;
}
}
if(rds_on && polar_stereo == 0) {
float rds_carrier = get_oscillator_sin_multiplier_ni(&osc, 3);
float rds_carrier = get_oscillator_sin_multiplier_ni(&osc, 6);
output[i] += (current_rds_in*rds_carrier)*RDS_VOLUME;
if(!sca_on) {
float rds2_carrier_66 = fir_filter(&rds2_bpf, rds_carrier*get_oscillator_sin_multiplier_ni(&osc, 0.5f));
float rds2_carrier_66 = get_oscillator_sin_multiplier_ni(&osc, 7);
output[i] += (current_rds2_in*rds2_carrier_66)*RDS2_VOLUME;
}
}