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#2305 P25P1 Audio Squeak caused by false sync detection. (#2362)

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Co-authored-by: denny <dennis.sheirer@gmail.com>
This commit is contained in:
Denny Sheirer
2026-02-10 03:16:08 -05:00
committed by GitHub
parent a42592daa9
commit de0e722f0c
2 changed files with 6 additions and 8 deletions
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3
src/main/java/io/github/dsheirer/module/decode/p25/phase1/P25P1DemodulatorLSM.java
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@@ -1,6 +1,6 @@
/* /*
* ***************************************************************************** * *****************************************************************************
* Copyright (C) 2014-2025 Dennis Sheirer * Copyright (C) 2014-2026 Dennis Sheirer
* *
* This program is free software: you can redistribute it and/or modify * This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by * it under the terms of the GNU General Public License as published by
@@ -112,7 +112,6 @@ public class P25P1DemodulatorLSM
double maxTimingAdjustment = samplesPerSymbol / 25; double maxTimingAdjustment = samplesPerSymbol / 25;
double pointer, residual, timingAdjustment; double pointer, residual, timingAdjustment;
float magnitude, phaseError = 0, requiredGain, softSymbol, pllI, pllQ, pllTemp; float magnitude, phaseError = 0, requiredGain, softSymbol, pllI, pllQ, pllTemp;
// float previousSymbol = 0;
float iMiddle, qMiddle, iCurrent, qCurrent, iMiddleDemodulated, qMiddleDemodulated, iSymbol, qSymbol; float iMiddle, qMiddle, iCurrent, qCurrent, iMiddleDemodulated, qMiddleDemodulated, iSymbol, qSymbol;
int offset; int offset;
Dibit hardSymbol; Dibit hardSymbol;

11
src/main/java/io/github/dsheirer/module/decode/p25/phase1/P25P1MessageFramer.java
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@@ -1,6 +1,6 @@
/* /*
* ***************************************************************************** * *****************************************************************************
* Copyright (C) 2014-2025 Dennis Sheirer * Copyright (C) 2014-2026 Dennis Sheirer
* *
* This program is free software: you can redistribute it and/or modify * This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by * it under the terms of the GNU General Public License as published by
@@ -123,13 +123,12 @@ public class P25P1MessageFramer
*/ */
public void syncDetected() public void syncDetected()
{ {
if(mDebugSymbolCount > 2204767) //Only allow sync detection processing if we're not currently assembling a message
if(mMessageAssembler == null)
{ {
int a = 0; mSyncDetected = true;
mNIDPointer = 0;
} }
mSyncDetected = true;
mNIDPointer = 0;
} }
/** /**