From ece6b83c3e3da6fc009d3a931e866ffcb966c6ee Mon Sep 17 00:00:00 2001
From: Robert Swain <robert.swain@gmail.com>
Date: Thu, 14 Aug 2008 14:36:22 +0000
Subject: Change wma.c to use the ff_sine_window_init() from mdct.c

Originally committed as revision 14757 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/wma.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

(limited to 'libavcodec/wma.c')

diff --git a/libavcodec/wma.c b/libavcodec/wma.c
index e257aed319..c0261b1175 100644
--- a/libavcodec/wma.c
+++ b/libavcodec/wma.c
@@ -301,14 +301,10 @@ int ff_wma_init(AVCodecContext * avctx, int flags2)
 
     /* init MDCT windows : simple sinus window */
     for(i = 0; i < s->nb_block_sizes; i++) {
-        int n, j;
-        float alpha;
+        int n;
         n = 1 << (s->frame_len_bits - i);
         window = av_malloc(sizeof(float) * n);
-        alpha = M_PI / (2.0 * n);
-        for(j=0;j<n;j++) {
-            window[j] = sin((j + 0.5) * alpha);
-        }
+        ff_sine_window_init(window, n);
         s->windows[i] = window;
     }
 
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