From 229ceff6d2f2128dafa3f7f587a486187e88142a Mon Sep 17 00:00:00 2001 From: KubaPro010 Date: Sat, 12 Jul 2025 13:50:33 +0200 Subject: [PATCH] move lpf after agc --- src/fm95.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/src/fm95.c b/src/fm95.c index 998781a..9300706 100644 --- a/src/fm95.c +++ b/src/fm95.c @@ -213,16 +213,16 @@ int run_fm95(const FM95_Config config, FM95_Runtime* runtime) { float l = audio_stereo_input[2*i+0]*config.audio_preamp; float r = audio_stereo_input[2*i+1]*config.audio_preamp; + + float agc_gain = process_agc(&agc, 0.5f * (fabsf(l) + fabsf(r))); + l *= agc_gain; + r *= agc_gain; if(config.lpf_cutoff != 0) { iirfilt_rrrf_execute(lpf_l, l, &l); iirfilt_rrrf_execute(lpf_r, r, &r); } - - float agc_gain = process_agc(&agc, 0.5f * (fabsf(l) + fabsf(r))); - l *= agc_gain; - r *= agc_gain; - + if(config.preemphasis != 0) { l = apply_preemphasis(&preemp_l, l); r = apply_preemphasis(&preemp_r, r);