1 files changed, 0 insertions, 93 deletions
diff --git a/contrib/vorbis/lib/lookup.c b/contrib/vorbis/lib/lookup.c
deleted file mode 100644
index 1cc1f88..0000000
--- a/contrib/vorbis/lib/lookup.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/********************************************************************
- *                                                                  *
- * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
- * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
- * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
- * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
- *                                                                  *
- * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2009             *
- * by the Xiph.Org Foundation http://www.xiph.org/                  *
- *                                                                  *
- ********************************************************************
-
-  function: lookup based functions
-
- ********************************************************************/
-
-#include <math.h>
-#include "lookup.h"
-#include "lookup_data.h"
-#include "os.h"
-#include "misc.h"
-
-#ifdef FLOAT_LOOKUP
-
-/* interpolated lookup based cos function, domain 0 to PI only */
-float vorbis_coslook(float a){
-  double d=a*(.31830989*(float)COS_LOOKUP_SZ);
-  int i=vorbis_ftoi(d-.5);
-
-  return COS_LOOKUP[i]+ (d-i)*(COS_LOOKUP[i+1]-COS_LOOKUP[i]);
-}
-
-/* interpolated 1./sqrt(p) where .5 <= p < 1. */
-float vorbis_invsqlook(float a){
-  double d=a*(2.f*(float)INVSQ_LOOKUP_SZ)-(float)INVSQ_LOOKUP_SZ;
-  int i=vorbis_ftoi(d-.5f);
-  return INVSQ_LOOKUP[i]+ (d-i)*(INVSQ_LOOKUP[i+1]-INVSQ_LOOKUP[i]);
-}
-
-/* interpolated 1./sqrt(p) where .5 <= p < 1. */
-float vorbis_invsq2explook(int a){
-  return INVSQ2EXP_LOOKUP[a-INVSQ2EXP_LOOKUP_MIN];
-}
-
-#include <stdio.h>
-/* interpolated lookup based fromdB function, domain -140dB to 0dB only */
-float vorbis_fromdBlook(float a){
-  int i=vorbis_ftoi(a*((float)(-(1<<FROMdB2_SHIFT)))-.5f);
-  return (i<0)?1.f:
-    ((i>=(FROMdB_LOOKUP_SZ<<FROMdB_SHIFT))?0.f:
-     FROMdB_LOOKUP[i>>FROMdB_SHIFT]*FROMdB2_LOOKUP[i&FROMdB2_MASK]);
-}
-
-#endif
-
-#ifdef INT_LOOKUP
-/* interpolated 1./sqrt(p) where .5 <= a < 1. (.100000... to .111111...) in
-   16.16 format
-
-   returns in m.8 format */
-long vorbis_invsqlook_i(long a,long e){
-  long i=(a&0x7fff)>>(INVSQ_LOOKUP_I_SHIFT-1);
-  long d=(a&INVSQ_LOOKUP_I_MASK)<<(16-INVSQ_LOOKUP_I_SHIFT); /*  0.16 */
-  long val=INVSQ_LOOKUP_I[i]-                                /*  1.16 */
-    (((INVSQ_LOOKUP_I[i]-INVSQ_LOOKUP_I[i+1])*               /*  0.16 */
-      d)>>16);                                               /* result 1.16 */
-
-  e+=32;
-  if(e&1)val=(val*5792)>>13; /* multiply val by 1/sqrt(2) */
-  e=(e>>1)-8;
-
-  return(val>>e);
-}
-
-/* interpolated lookup based fromdB function, domain -140dB to 0dB only */
-/* a is in n.12 format */
-float vorbis_fromdBlook_i(long a){
-  int i=(-a)>>(12-FROMdB2_SHIFT);
-  return (i<0)?1.f:
-    ((i>=(FROMdB_LOOKUP_SZ<<FROMdB_SHIFT))?0.f:
-     FROMdB_LOOKUP[i>>FROMdB_SHIFT]*FROMdB2_LOOKUP[i&FROMdB2_MASK]);
-}
-
-/* interpolated lookup based cos function, domain 0 to PI only */
-/* a is in 0.16 format, where 0==0, 2^^16-1==PI, return 0.14 */
-long vorbis_coslook_i(long a){
-  int i=a>>COS_LOOKUP_I_SHIFT;
-  int d=a&COS_LOOKUP_I_MASK;
-  return COS_LOOKUP_I[i]- ((d*(COS_LOOKUP_I[i]-COS_LOOKUP_I[i+1]))>>
-                           COS_LOOKUP_I_SHIFT);
-}
-
-#endif