From 0d78e9bb109efabbd64b86b401401a5a31370988 Mon Sep 17 00:00:00 2001
From: tildearrow <me@tildearrow.org>
Date: Sat, 8 Mar 2025 18:48:06 -0500
Subject: [PATCH] NDS: squeeze out a bit more

---
 src/engine/platform/sound/nds.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/engine/platform/sound/nds.cpp b/src/engine/platform/sound/nds.cpp
index b95cd9314..ef9e53200 100644
--- a/src/engine/platform/sound/nds.cpp
+++ b/src/engine/platform/sound/nds.cpp
@@ -408,7 +408,9 @@ namespace nds_sound_emu
           blip_add_delta(m_bb[1],i,m_routput-routput);
           m_routput=routput;
         }
-        m_oscBuf->putSample(i,(loutput+routput)>>1);
+        if (m_loutput!=loutput || m_routput!=routput) {
+          m_oscBuf->putSample(i,(loutput+routput)>>1);
+        }
       }
     }
     m_lastts = timestamp;