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speed up agc (in performance, not audio levels)

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KubaPro010
2025-06-08 10:21:13 +02:00
parent 256f91fbdf
commit 178b42386a
4 changed files with 13 additions and 11 deletions
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10
src/fm95.c
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@@ -477,12 +477,16 @@ int main(int argc, char **argv) {
float ready_r = apply_preemphasis(&preemp_r, right[i]);
iirfilt_rrrf_execute(lpf_l, ready_l, &ready_l);
iirfilt_rrrf_execute(lpf_r, ready_r, &ready_r);
ready_l = process_agc_stereo(&agc, ready_l, ready_r, &ready_r);
float agc_gain = process_agc(&agc, ((ready_l + ready_r) * 0.5f));
ready_l *= agc_gain;
ready_r *= agc_gain;
ready_l = hard_clip(ready_l*audio_volume, clipper_threshold);
ready_r = hard_clip(ready_r*audio_volume, clipper_threshold);
float mid = (ready_l + ready_r) / 2.0f;
float side = (ready_l - ready_r) / 2.0f;
float mid = (ready_l + ready_r) * 0.5f;
float side = (ready_l - ready_r) * 0.5f;
audio = mid*MONO_VOLUME;
if(stereo) {