From ad27ad1b2467aa2ab8e87788afadd92da2636664 Mon Sep 17 00:00:00 2001
From: Chris Cannam <cannam@all-day-breakfast.com>
Date: Mon, 5 Jul 2021 19:28:05 +0100
Subject: [PATCH] Fix failure to pack Nyquist bins correctly in vDSP FFT -
 though these functions are not actually used by Rubber Band, they're just
 here for symmetry

---
 src/dsp/FFT.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/dsp/FFT.cpp b/src/dsp/FFT.cpp
index ca2fec0..5bfc3f7 100644
--- a/src/dsp/FFT.cpp
+++ b/src/dsp/FFT.cpp
@@ -701,6 +701,7 @@ public:
         if (!m_dspec) initDouble();
         double *d[2] = { m_dpacked->realp, m_dpacked->imagp };
         v_deinterleave(d, complexIn, 2, m_size/2 + 1);
+        dnyq();
         vDSP_fft_zriptD(m_dspec, m_dpacked, 1, m_dbuf, m_order, FFT_INVERSE);
         unpackReal(realOut);
     }
@@ -738,6 +739,7 @@ public:
         if (!m_fspec) initFloat();
         float *f[2] = { m_fpacked->realp, m_fpacked->imagp };
         v_deinterleave(f, complexIn, 2, m_size/2 + 1);
+        fnyq();
         vDSP_fft_zript(m_fspec, m_fpacked, 1, m_fbuf, m_order, FFT_INVERSE);
         unpackReal(realOut);
     }