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authorMohamed Tarek <mt@rockbox.org>2010-07-15 05:38:09 +0000
committerMohamed Tarek <mt@rockbox.org>2010-07-15 05:38:09 +0000
commit387af97a26105fce79e6a8726752cf183d40939e (patch)
tree25c7898bbf08963b9c7688c8937061b4b3491dec /apps/codecs/libwmapro/mathops.h
parent5d2969c94e97c81e3eb88211b921be80b66bd691 (diff)
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Initial cleanup for libwmapro.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27425 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/codecs/libwmapro/mathops.h')
-rw-r--r--apps/codecs/libwmapro/mathops.h136
1 files changed, 0 insertions, 136 deletions
diff --git a/apps/codecs/libwmapro/mathops.h b/apps/codecs/libwmapro/mathops.h
deleted file mode 100644
index f6555dd..0000000
--- a/apps/codecs/libwmapro/mathops.h
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * simple math operations
- * Copyright (c) 2001, 2002 Fabrice Bellard
- * Copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> et al
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-#ifndef AVCODEC_MATHOPS_H
-#define AVCODEC_MATHOPS_H
-
-#include "libavutil/common.h"
-
-/* generic implementation */
-
-#ifndef MULL
-# define MULL(a,b,s) (((int64_t)(a) * (int64_t)(b)) >> (s))
-#endif
-
-#ifndef MULH
-//gcc 3.4 creates an incredibly bloated mess out of this
-//# define MULH(a,b) (((int64_t)(a) * (int64_t)(b))>>32)
-
-static av_always_inline int MULH(int a, int b){
- return ((int64_t)(a) * (int64_t)(b))>>32;
-}
-#endif
-
-#ifndef UMULH
-static av_always_inline unsigned UMULH(unsigned a, unsigned b){
- return ((uint64_t)(a) * (uint64_t)(b))>>32;
-}
-#endif
-
-#ifndef MUL64
-# define MUL64(a,b) ((int64_t)(a) * (int64_t)(b))
-#endif
-
-#ifndef MAC64
-# define MAC64(d, a, b) ((d) += MUL64(a, b))
-#endif
-
-#ifndef MLS64
-# define MLS64(d, a, b) ((d) -= MUL64(a, b))
-#endif
-
-/* signed 16x16 -> 32 multiply add accumulate */
-#ifndef MAC16
-# define MAC16(rt, ra, rb) rt += (ra) * (rb)
-#endif
-
-/* signed 16x16 -> 32 multiply */
-#ifndef MUL16
-# define MUL16(ra, rb) ((ra) * (rb))
-#endif
-
-#ifndef MLS16
-# define MLS16(rt, ra, rb) ((rt) -= (ra) * (rb))
-#endif
-
-/* median of 3 */
-#ifndef mid_pred
-#define mid_pred mid_pred
-static inline av_const int mid_pred(int a, int b, int c)
-{
-#if 0
- int t= (a-b)&((a-b)>>31);
- a-=t;
- b+=t;
- b-= (b-c)&((b-c)>>31);
- b+= (a-b)&((a-b)>>31);
-
- return b;
-#else
- if(a>b){
- if(c>b){
- if(c>a) b=a;
- else b=c;
- }
- }else{
- if(b>c){
- if(c>a) b=c;
- else b=a;
- }
- }
- return b;
-#endif
-}
-#endif
-
-#ifndef sign_extend
-static inline av_const int sign_extend(int val, unsigned bits)
-{
- return (val << (INT_BIT - bits)) >> (INT_BIT - bits);
-}
-#endif
-
-#ifndef zero_extend
-static inline av_const unsigned zero_extend(unsigned val, unsigned bits)
-{
- return (val << (INT_BIT - bits)) >> (INT_BIT - bits);
-}
-#endif
-
-#ifndef COPY3_IF_LT
-#define COPY3_IF_LT(x, y, a, b, c, d)\
-if ((y) < (x)) {\
- (x) = (y);\
- (a) = (b);\
- (c) = (d);\
-}
-#endif
-
-#ifndef NEG_SSR32
-# define NEG_SSR32(a,s) ((( int32_t)(a))>>(32-(s)))
-#endif
-
-#ifndef NEG_USR32
-# define NEG_USR32(a,s) (((uint32_t)(a))>>(32-(s)))
-#endif
-
-#endif /* AVCODEC_MATHOPS_H */
-