From 2ff6556f1fbf93be4f58b3e132859082941890f8 Mon Sep 17 00:00:00 2001
From: Jean-Marc Valin <jmvalin@jmvalin.ca>
Date: Thu, 11 Aug 2016 11:05:51 -0400
Subject: Making stereo_itheta() use the same atan2() approximation as
 tonality_analysis()

---
 celt/vq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'celt/vq.c')

diff --git a/celt/vq.c b/celt/vq.c
index 8d49d804..5a4a8afd 100644
--- a/celt/vq.c
+++ b/celt/vq.c
@@ -426,7 +426,7 @@ int stereo_itheta(const celt_norm *X, const celt_norm *Y, int stereo, int N, int
    /* 0.63662 = 2/pi */
    itheta = MULT16_16_Q15(QCONST16(0.63662f,15),celt_atan2p(side, mid));
 #else
-   itheta = (int)floor(.5f+16384*0.63662f*atan2(side,mid));
+   itheta = (int)floor(.5f+16384*0.63662f*fast_atan2f(side,mid));
 #endif
 
    return itheta;
-- 
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