From 3a58bac7bd4e0baa2a24169703c8cb7e6fc49e8f Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Mon, 9 Nov 2020 08:10:43 -0800
Subject: Fix pitch shifter bin count

---
 alc/effects/pshifter.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'alc/effects/pshifter.cpp')

diff --git a/alc/effects/pshifter.cpp b/alc/effects/pshifter.cpp
index 8a525cf1..e9d188d3 100644
--- a/alc/effects/pshifter.cpp
+++ b/alc/effects/pshifter.cpp
@@ -207,7 +207,7 @@ void PshifterState::process(const size_t samplesToDo, const al::span<const Float
          */
         std::fill(mSynthesisBuffer.begin(), mSynthesisBuffer.end(), FrequencyBin{});
         const size_t bin_count{minz(STFT_HALF_SIZE+1,
-            (((STFT_HALF_SIZE+1)<<MixerFracBits) - (MixerFracOne>>1))/mPitchShiftI)};
+            (((STFT_HALF_SIZE+1)<<MixerFracBits) - (MixerFracOne>>1) - 1)/mPitchShiftI + 1)};
         for(size_t k{0u};k < bin_count;k++)
         {
             const size_t j{(k*mPitchShiftI + (MixerFracOne>>1)) >> MixerFracBits};
-- 
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