[xiph-cvs] cvs commit: vorbis/lib mdct.c

[Michael Smith]

msmith      02/06/24 07:11:40

  Modified:    lib      mdct.c
  Log:
  Remove duplicate calculation in mdct_butterfly_8

Revision  Changes    Path
1.30      +1 -6      vorbis/lib/mdct.c

Index: mdct.c
===================================================================
RCS file: /usr/local/cvsroot/vorbis/lib/mdct.c,v
retrieving revision 1.29
retrieving revision 1.30
diff -u -r1.29 -r1.30
--- mdct.c	2002/01/22 08:06:07	1.29
+++ mdct.c	2002/06/24 14:11:40	1.30
@@ -12,7 +12,7 @@
 
  function: normalized modified discrete cosine transform
            power of two length transform only [64 <= n ]
- last mod: $Id: mdct.c,v 1.29 2002/01/22 08:06:07 xiphmont Exp $
+ last mod: $Id: mdct.c,v 1.30 2002/06/24 14:11:40 msmith Exp $
 
  Original algorithm adapted long ago from _The use of multirate filter
  banks for coding of high quality digital audio_, by T. Sporer,
@@ -96,11 +96,6 @@
   REG_TYPE r1   = x[6] - x[2];
   REG_TYPE r2   = x[4] + x[0];
   REG_TYPE r3   = x[4] - x[0];
-
-           r0   = x[6] + x[2];
-	   r1   = x[6] - x[2];
-	   r2   = x[4] + x[0];
-	   r3   = x[4] - x[0];
 
            x[6] = r0   + r2;
            x[4] = r0   - r2;

<p><p><p>--- >8 ----
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