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libavutil
aarch64
float_dsp_init.c
Go to the documentation of this file.
1
/*
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* ARM NEON optimised Float DSP functions
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* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
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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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#include <stdint.h>
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#include "
libavutil/attributes.h
"
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#include "
libavutil/cpu.h
"
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#include "
libavutil/float_dsp.h
"
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#include "
cpu.h
"
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void
ff_vector_fmul_neon
(
float
*dst,
const
float
*src0,
const
float
*src1,
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int
len
);
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void
ff_vector_fmac_scalar_neon
(
float
*dst,
const
float
*
src
,
float
mul,
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int
len
);
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void
ff_vector_fmul_scalar_neon
(
float
*dst,
const
float
*
src
,
float
mul,
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int
len
);
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void
ff_vector_dmul_scalar_neon
(
double
*dst,
const
double
*
src
,
double
mul,
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int
len
);
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void
ff_vector_fmul_window_neon
(
float
*dst,
const
float
*src0,
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const
float
*src1,
const
float
*win,
int
len
);
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void
ff_vector_fmul_add_neon
(
float
*dst,
const
float
*src0,
const
float
*src1,
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const
float
*src2,
int
len
);
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void
ff_vector_fmul_reverse_neon
(
float
*dst,
const
float
*src0,
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const
float
*src1,
int
len
);
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void
ff_butterflies_float_neon
(
float
*v1,
float
*v2,
int
len
);
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float
ff_scalarproduct_float_neon
(
const
float
*v1,
const
float
*v2,
int
len
);
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av_cold
void
ff_float_dsp_init_aarch64
(
AVFloatDSPContext
*fdsp)
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{
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int
cpu_flags =
av_get_cpu_flags
();
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if
(
have_neon
(cpu_flags)) {
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fdsp->
butterflies_float
=
ff_butterflies_float_neon
;
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fdsp->
scalarproduct_float
=
ff_scalarproduct_float_neon
;
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fdsp->
vector_dmul_scalar
=
ff_vector_dmul_scalar_neon
;
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fdsp->
vector_fmul
=
ff_vector_fmul_neon
;
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fdsp->
vector_fmac_scalar
=
ff_vector_fmac_scalar_neon
;
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fdsp->
vector_fmul_add
=
ff_vector_fmul_add_neon
;
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fdsp->
vector_fmul_reverse
=
ff_vector_fmul_reverse_neon
;
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fdsp->
vector_fmul_scalar
=
ff_vector_fmul_scalar_neon
;
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fdsp->
vector_fmul_window
=
ff_vector_fmul_window_neon
;
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}
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}
Generated on Fri Dec 5 2014 04:42:15 for FFmpeg by
1.8.2