FFmpeg
libavutil
tablegen.h
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* Compatibility libm for table generation files
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*/
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#ifndef AVUTIL_TABLEGEN_H
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#define AVUTIL_TABLEGEN_H
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#include <math.h>
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// we lack some functions on all host platforms, and we don't care about
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// performance and/or strict ISO C semantics as it's performed at build time
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static
inline
double
ff_cbrt
(
double
x)
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{
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return
x < 0 ? -pow(-x, 1.0 / 3.0) : pow(x, 1.0 / 3.0);
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}
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#define cbrt ff_cbrt
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static
inline
double
ff_rint
(
double
x)
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{
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return
x >= 0 ?
floor
(x + 0.5) :
ceil
(x - 0.5);
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}
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#define rint ff_rint
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static
inline
long
long
ff_llrint
(
double
x)
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{
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return
rint
(x);
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}
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#define llrint ff_llrint
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static
inline
long
ff_lrint
(
double
x)
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{
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return
rint
(x);
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}
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#define lrint ff_lrint
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#endif
/* AVUTIL_TABLEGEN_H */
ff_llrint
static long long ff_llrint(double x)
Definition:
tablegen.h:43
ceil
static __device__ float ceil(float a)
Definition:
cuda_runtime.h:176
floor
static __device__ float floor(float a)
Definition:
cuda_runtime.h:173
rint
#define rint
Definition:
tablegen.h:41
ff_lrint
static long ff_lrint(double x)
Definition:
tablegen.h:49
ff_cbrt
static double ff_cbrt(double x)
Definition:
tablegen.h:31
ff_rint
static double ff_rint(double x)
Definition:
tablegen.h:37
Generated on Tue Nov 5 2024 19:22:48 for FFmpeg by
1.8.17