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[fix](trx-backend-soapysdr): latch full stereo blend after lock

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Co-authored-by: OpenAI Codex <codex@openai.com>
Signed-off-by: Stan Grams <sjg@haxx.space>
This commit is contained in:
Stan Grams
2026-02-28 23:34:43 +01:00
parent 617255cd32
commit 9e49bfbcc8
1 changed files with 5 additions and 1 deletions
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src/trx-server/trx-backend/trx-backend-soapysdr/src/demod.rs
+5 -1
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@@ -587,7 +587,11 @@ impl WfmStereoDecoder {
let sum_i = polyphase_resample(&self.sum_hist, &self.resample_bank, frac);
let diff_i = polyphase_resample(&self.diff_hist, &self.resample_bank, frac);
let diff_q = polyphase_resample(&self.diff_q_hist, &self.resample_bank, frac);
let blend_i = (self.prev_blend + frac * (stereo_blend - self.prev_blend)).clamp(0.0, 1.0);
let blend_i = if self.stereo_detected {
1.0
} else {
(self.prev_blend + frac * (stereo_blend - self.prev_blend)).clamp(0.0, 1.0)
};
self.prev_blend = stereo_blend;
let (trim_sin, trim_cos) = STEREO_SEPARATION_PHASE_TRIM.sin_cos();
let diff_i = (diff_i * trim_cos + diff_q * trim_sin) * STEREO_SEPARATION_GAIN;