summaryrefslogtreecommitdiff
path: root/ffmpeg/libavutil/libm.h
diff options
context:
space:
mode:
Diffstat (limited to 'ffmpeg/libavutil/libm.h')
-rw-r--r--ffmpeg/libavutil/libm.h189
1 files changed, 0 insertions, 189 deletions
diff --git a/ffmpeg/libavutil/libm.h b/ffmpeg/libavutil/libm.h
deleted file mode 100644
index 6c17b28..0000000
--- a/ffmpeg/libavutil/libm.h
+++ /dev/null
@@ -1,189 +0,0 @@
-/*
- * 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
- */
-
-/**
- * @file
- * Replacements for frequently missing libm functions
- */
-
-#ifndef AVUTIL_LIBM_H
-#define AVUTIL_LIBM_H
-
-#include <math.h>
-#include "config.h"
-#include "attributes.h"
-#include "intfloat.h"
-
-#if HAVE_MIPSFPU && HAVE_INLINE_ASM
-#include "libavutil/mips/libm_mips.h"
-#endif /* HAVE_MIPSFPU && HAVE_INLINE_ASM*/
-
-#if !HAVE_ATANF
-#undef atanf
-#define atanf(x) ((float)atan(x))
-#endif
-
-#if !HAVE_ATAN2F
-#undef atan2f
-#define atan2f(y, x) ((float)atan2(y, x))
-#endif
-
-#if !HAVE_POWF
-#undef powf
-#define powf(x, y) ((float)pow(x, y))
-#endif
-
-#if !HAVE_CBRT
-static av_always_inline double cbrt(double x)
-{
- return x < 0 ? -pow(-x, 1.0 / 3.0) : pow(x, 1.0 / 3.0);
-}
-#endif
-
-#if !HAVE_CBRTF
-static av_always_inline float cbrtf(float x)
-{
- return x < 0 ? -powf(-x, 1.0 / 3.0) : powf(x, 1.0 / 3.0);
-}
-#endif
-
-#if !HAVE_COSF
-#undef cosf
-#define cosf(x) ((float)cos(x))
-#endif
-
-#if !HAVE_EXPF
-#undef expf
-#define expf(x) ((float)exp(x))
-#endif
-
-#if !HAVE_EXP2
-#undef exp2
-#define exp2(x) exp((x) * 0.693147180559945)
-#endif /* HAVE_EXP2 */
-
-#if !HAVE_EXP2F
-#undef exp2f
-#define exp2f(x) ((float)exp2(x))
-#endif /* HAVE_EXP2F */
-
-#if !HAVE_ISINF
-static av_always_inline av_const int isinf(float x)
-{
- uint32_t v = av_float2int(x);
- if ((v & 0x7f800000) != 0x7f800000)
- return 0;
- return !(v & 0x007fffff);
-}
-#endif /* HAVE_ISINF */
-
-#if !HAVE_ISNAN
-static av_always_inline av_const int isnan(float x)
-{
- uint32_t v = av_float2int(x);
- if ((v & 0x7f800000) != 0x7f800000)
- return 0;
- return v & 0x007fffff;
-}
-#endif /* HAVE_ISNAN */
-
-#if !HAVE_LDEXPF
-#undef ldexpf
-#define ldexpf(x, exp) ((float)ldexp(x, exp))
-#endif
-
-#if !HAVE_LLRINT
-#undef llrint
-#define llrint(x) ((long long)rint(x))
-#endif /* HAVE_LLRINT */
-
-#if !HAVE_LLRINTF
-#undef llrintf
-#define llrintf(x) ((long long)rint(x))
-#endif /* HAVE_LLRINT */
-
-#if !HAVE_LOG2
-#undef log2
-#define log2(x) (log(x) * 1.44269504088896340736)
-#endif /* HAVE_LOG2 */
-
-#if !HAVE_LOG2F
-#undef log2f
-#define log2f(x) ((float)log2(x))
-#endif /* HAVE_LOG2F */
-
-#if !HAVE_LOG10F
-#undef log10f
-#define log10f(x) ((float)log10(x))
-#endif
-
-#if !HAVE_SINF
-#undef sinf
-#define sinf(x) ((float)sin(x))
-#endif
-
-#if !HAVE_RINT
-static inline double rint(double x)
-{
- return x >= 0 ? floor(x + 0.5) : ceil(x - 0.5);
-}
-#endif /* HAVE_RINT */
-
-#if !HAVE_LRINT
-static av_always_inline av_const long int lrint(double x)
-{
- return rint(x);
-}
-#endif /* HAVE_LRINT */
-
-#if !HAVE_LRINTF
-static av_always_inline av_const long int lrintf(float x)
-{
- return (int)(rint(x));
-}
-#endif /* HAVE_LRINTF */
-
-#if !HAVE_ROUND
-static av_always_inline av_const double round(double x)
-{
- return (x > 0) ? floor(x + 0.5) : ceil(x - 0.5);
-}
-#endif /* HAVE_ROUND */
-
-#if !HAVE_ROUNDF
-static av_always_inline av_const float roundf(float x)
-{
- return (x > 0) ? floor(x + 0.5) : ceil(x - 0.5);
-}
-#endif /* HAVE_ROUNDF */
-
-#if !HAVE_TRUNC
-static av_always_inline av_const double trunc(double x)
-{
- return (x > 0) ? floor(x) : ceil(x);
-}
-#endif /* HAVE_TRUNC */
-
-#if !HAVE_TRUNCF
-static av_always_inline av_const float truncf(float x)
-{
- return (x > 0) ? floor(x) : ceil(x);
-}
-#endif /* HAVE_TRUNCF */
-
-#endif /* AVUTIL_LIBM_H */