From 72219956d9e205b4b929909699f7540dc9391844 Mon Sep 17 00:00:00 2001 From: Stan Grams Date: Sun, 1 Mar 2026 01:21:50 +0100 Subject: [PATCH] [perf](trx-backend-soapysdr): trim wfm resampler taps Signed-off-by: Stan Grams --- src/trx-server/trx-backend/trx-backend-soapysdr/src/demod.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/trx-server/trx-backend/trx-backend-soapysdr/src/demod.rs b/src/trx-server/trx-backend/trx-backend-soapysdr/src/demod.rs index d2b7fc8..cf27ee1 100644 --- a/src/trx-server/trx-backend/trx-backend-soapysdr/src/demod.rs +++ b/src/trx-server/trx-backend/trx-backend-soapysdr/src/demod.rs @@ -40,7 +40,7 @@ const STEREO_MATRIX_GAIN: f32 = 0.30; /// and modulate higher-frequency stereo detail. const STEREO_DIFF_DC_R: f32 = 0.9995; /// Fractional-resampler FIR taps for WFM audio reconstruction. -const WFM_RESAMP_TAPS: usize = 16; +const WFM_RESAMP_TAPS: usize = 12; /// Polyphase slots for the WFM fractional FIR resampler. const WFM_RESAMP_PHASES: usize = 32; /// Slightly sub-Nyquist sinc cutoff to tame top-end imaging.