From cf99bb0a5e4ff796dbede334e66cad4a0682baf4 Mon Sep 17 00:00:00 2001
From: David Fioramonti
Date: Sat, 25 Aug 2018 04:16:13 -0700
Subject: COMMON: Update RDFT and DCT cos/sin table constructor usage

When the constructor for the cos/sin table was changed from
number of bits to number of points all usages thoughout the
code should of been changed, but this was missed in RDFT and DCT.

Fixes Trac#10683.
---
 common/dct.cpp  | 2 +-
 common/rdft.cpp | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'common')

diff --git a/common/dct.cpp b/common/dct.cpp
index 9d551b95ba..374eee03fc 100644
--- a/common/dct.cpp
+++ b/common/dct.cpp
@@ -30,7 +30,7 @@
 
 namespace Common {
 
-DCT::DCT(int bits, TransformType trans) : _bits(bits), _cos(_bits + 2), _trans(trans), _rdft(nullptr) {
+DCT::DCT(int bits, TransformType trans) : _bits(bits), _cos(1 << (_bits + 2) ), _trans(trans), _rdft(nullptr) {
 	int n = 1 << _bits;
 
 	_tCos = _cos.getTable();
diff --git a/common/rdft.cpp b/common/rdft.cpp
index b6af6cb4cd..f09f983731 100644
--- a/common/rdft.cpp
+++ b/common/rdft.cpp
@@ -28,7 +28,7 @@
 
 namespace Common {
 
-RDFT::RDFT(int bits, TransformType trans) : _bits(bits), _sin(bits), _cos(bits), _fft(nullptr) {
+RDFT::RDFT(int bits, TransformType trans) : _bits(bits), _sin(1 << bits), _cos(1 << bits), _fft(nullptr) {
 	assert((_bits >= 4) && (_bits <= 16));
 
 	_inverse        = trans == IDFT_C2R || trans == DFT_C2R;
-- 
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