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NBFM Channel level CTCSS/DCS and audio features (#2425)

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NBFM decoder enhancements.  CTCSS and DCS squelch control.  Adds deemphasis, high pass filter control, and auto-level control
This commit is contained in:
Randy
2026-09-26 00:54:31 -06:00
committed by GitHub
parent 80360029ef
commit 97cae50bdd
34 changed files with 2377 additions and 217 deletions
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48
src/main/java/io/github/dsheirer/identifier/ctcss/CTCSSIdentifier.java Normal file
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@@ -0,0 +1,48 @@
/*
* *****************************************************************************
* Copyright (C) 2014-2026 Dennis Sheirer
*
* 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
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
* ****************************************************************************
*/
package io.github.dsheirer.identifier.ctcss;
import io.github.dsheirer.identifier.Form;
import io.github.dsheirer.identifier.Identifier;
import io.github.dsheirer.identifier.IdentifierClass;
import io.github.dsheirer.identifier.Role;
import io.github.dsheirer.module.decode.squelch.ctcss.CTCSSCode;
import io.github.dsheirer.protocol.Protocol;
/**
* Continuous Tone Coded Squelch code identifier. This is decoded from the transmitted signal and represents the FROM role.
*/
public class CTCSSIdentifier extends Identifier<CTCSSCode>
{
/**
* Constructs an instance.
* @param code detected.
*/
public CTCSSIdentifier(CTCSSCode code)
{
super(code, IdentifierClass.USER, Form.TONE, Role.FROM);
}
@Override
public Protocol getProtocol()
{
return Protocol.CTCSS;
}
}

2
src/main/java/io/github/dsheirer/identifier/dcs/DCSIdentifier.java
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@@ -23,7 +23,7 @@ import io.github.dsheirer.identifier.Form;
import io.github.dsheirer.identifier.Identifier;
import io.github.dsheirer.identifier.IdentifierClass;
import io.github.dsheirer.identifier.Role;
import io.github.dsheirer.module.decode.dcs.DCSCode;
import io.github.dsheirer.module.decode.squelch.dcs.DCSCode;
import io.github.dsheirer.protocol.Protocol;
/**