From a0dfdaf1bb9968c00f289dbc15ad5a7d72f3e6a2 Mon Sep 17 00:00:00 2001
From: Dave Behnke <916775+dbehnke@users.noreply.github.com>
Date: Sun, 28 Dec 2025 12:14:12 -0500
Subject: [PATCH] Fix M17 audio speed: Correct Frame Number calculation to
 prevent duplicates

---
 reflector/M17Protocol.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/reflector/M17Protocol.cpp b/reflector/M17Protocol.cpp
index 66c536d..1908bdc 100644
--- a/reflector/M17Protocol.cpp
+++ b/reflector/M17Protocol.cpp
@@ -430,7 +430,8 @@ void CM17Protocol::HandleQueue(void)
 				CM17Packet m17pkt(m17buf, !useLegacy); 
 
                 // Manually do what EncodeM17Packet does for payload
-				EncodeM17Packet(m17pkt, m_StreamsCache[module].m_dvHeader, frame, m_StreamsCache[module].m_iSeqCounter);
+                // adjust sequence number since EncodeM17Packet expects a packet counter (20ms) but we have a frame counter (40ms)
+				EncodeM17Packet(m17pkt, m_StreamsCache[module].m_dvHeader, frame, m_StreamsCache[module].m_iSeqCounter * 2);
                 
                 // OVERWRITE PAYLOAD with our aggregated buffer
                 m17pkt.SetPayload(buf.data());