From c56852437d8efd795a4377eed20154e60ae16b91 Mon Sep 17 00:00:00 2001
From: Christopher Snowhill <kode54@gmail.com>
Date: Mon, 17 Jan 2022 21:10:57 -0800
Subject: [PATCH] Equalizer: Track band count changes

---
 Window/AUPlayerView.m | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Window/AUPlayerView.m b/Window/AUPlayerView.m
index ad3f79d83..68f0448ff 100644
--- a/Window/AUPlayerView.m
+++ b/Window/AUPlayerView.m
@@ -550,6 +550,9 @@ void equalizerApplyPreset(AudioUnit au, NSDictionary * preset) {
             if (inParameter->mParameterID >= 0 && inParameter->mParameterID <= 31) {
                 [_self->presetButton selectItemAtIndex:[equalizer_presets_processed count]];
             }
+            else if (inParameter->mParameterID == kGraphicEQParam_NumberOfBands) {
+                [self changePreset:self->presetButton];
+            }
         });
 
         AudioUnitParameter param;
@@ -563,6 +566,9 @@ void equalizerApplyPreset(AudioUnit au, NSDictionary * preset) {
             AUListenerAddParameter(listenerRef, (__bridge void *)self, &param);
         }
         
+        param.mParameterID = kGraphicEQParam_NumberOfBands;
+        AUListenerAddParameter(listenerRef, (__bridge void *)self, &param);
+        
         [[NSUserDefaultsController sharedUserDefaultsController] addObserver:self forKeyPath:@"values.GraphicEQpreset" options:0 context:nil];
 
         if (front)