Fixed sidechain buffer cleanup issue when setting the same to the pre…

…vious stereo mode
lsp-plugins · Sep 5, 2023 · b478c83 · b478c83
1 parent 83adafe
commit b478c83
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diff --git a/CHANGELOG b/CHANGELOG
@@ -5,6 +5,7 @@
 === 1.0.14 ===
 * Fixed several issues reported by PVS Studio static analyzer.
 * Fixed band characteristics report for FFTCrossover.
+* Fixed sidechain buffer cleanup issue when setting the same to the previous stereo mode.
 
 === 1.0.13 ===
 * Added insert() method to dspu::Sample class that allows to insert some zeroed

diff --git a/src/main/util/Sidechain.cpp b/src/main/util/Sidechain.cpp
@@ -106,6 +106,9 @@ namespace lsp
 
         void Sidechain::set_stereo_mode(sidechain_stereo_mode_t mode)
         {
+            sidechain_stereo_mode_t old = (nFlags & SCF_MIDSIDE) ? SCSM_MIDSIDE : SCSM_STEREO;
+            if (old == mode)
+                return;
             nFlags              = lsp_setflag(nFlags, SCF_MIDSIDE, mode == SCSM_MIDSIDE);
             nFlags             |= SCF_CLEAR;
         }