From 0037e44a23a1fb60e974498abf198cd25eb7ee5a Mon Sep 17 00:00:00 2001
From: attila <attila@juce.com>
Date: Wed, 9 Aug 2023 18:23:11 +0200
Subject: [PATCH] DelayLine: Fix early wrapping in Lagrange interpolation

Co-authored-by: LeonPS <leonps531@gmail.com>
---
 modules/juce_dsp/processors/juce_DelayLine.cpp | 2 +-
 modules/juce_dsp/processors/juce_DelayLine.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/juce_dsp/processors/juce_DelayLine.cpp b/modules/juce_dsp/processors/juce_DelayLine.cpp
index 3ea3edbc4d..a3f020ae75 100644
--- a/modules/juce_dsp/processors/juce_DelayLine.cpp
+++ b/modules/juce_dsp/processors/juce_DelayLine.cpp
@@ -86,7 +86,7 @@ template <typename SampleType, typename InterpolationType>
 void DelayLine<SampleType, InterpolationType>::setMaximumDelayInSamples (int maxDelayInSamples)
 {
     jassert (maxDelayInSamples >= 0);
-    totalSize = jmax (4, maxDelayInSamples + 1);
+    totalSize = jmax (4, maxDelayInSamples + 2);
     bufferData.setSize ((int) bufferData.getNumChannels(), totalSize, false, false, true);
     reset();
 }
diff --git a/modules/juce_dsp/processors/juce_DelayLine.h b/modules/juce_dsp/processors/juce_DelayLine.h
index cf0f2d3678..29c53d28e8 100644
--- a/modules/juce_dsp/processors/juce_DelayLine.h
+++ b/modules/juce_dsp/processors/juce_DelayLine.h
@@ -125,7 +125,7 @@ public:
         For very short delay times, the result of getMaximumDelayInSamples() may
         differ from the last value passed to setMaximumDelayInSamples().
     */
-    int getMaximumDelayInSamples() const noexcept       { return totalSize - 1; }
+    int getMaximumDelayInSamples() const noexcept       { return totalSize - 2; }
 
     /** Resets the internal state variables of the processor. */
     void reset();