Improve the front stablizer

Apply the all-pass+band-split only once, after generating the mid and side
signals separately.

1 files changed, 6 insertions, 5 deletions

diff --git a/alc/front_stablizer.h b/alc/front_stablizer.h
index ad31508a..179a1953 100644
--- a/alc/front_stablizer.h
+++ b/alc/front_stablizer.h
@@ -10,14 +10,15 @@
 struct FrontStablizer {
     static constexpr size_t DelayLength{256u};
 
-    alignas(16) float DelayBuf[MAX_OUTPUT_CHANNELS][DelayLength];
-
-    BandSplitter LFilter, RFilter;
-    alignas(16) float LSplit[2][BUFFERSIZE];
-    alignas(16) float RSplit[2][BUFFERSIZE];
+    BandSplitter MidFilter;
+    alignas(16) float MidLF[BUFFERSIZE];
+    alignas(16) float MidHF[BUFFERSIZE];
+    alignas(16) float Side[BUFFERSIZE];
 
     alignas(16) float TempBuf[BUFFERSIZE + DelayLength];
 
+    alignas(16) float DelayBuf[MAX_OUTPUT_CHANNELS][DelayLength];
+
     DEF_NEWDEL(FrontStablizer)
 };