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libavcodec
arm
vc1dsp_init_arm.c
Go to the documentation of this file.
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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/arm/cpu.h
"
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#include "
libavcodec/arm/startcode.h
"
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#include "
libavcodec/vc1dsp.h
"
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#include "
vc1dsp.h
"
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av_cold
void
ff_vc1dsp_init_arm
(
VC1DSPContext
*dsp)
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{
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int
cpu_flags =
av_get_cpu_flags
();
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#if HAVE_ARMV6
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if
(
have_setend
(cpu_flags))
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dsp->
startcode_find_candidate
=
ff_startcode_find_candidate_armv6
;
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#endif
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if
(
have_neon
(cpu_flags))
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ff_vc1dsp_init_neon
(dsp);
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}
VC1DSPContext
Definition:
vc1dsp.h:36
vc1dsp.h
VC-1 and WMV3 decoder.
have_setend
#define have_setend(flags)
Definition:
cpu.h:32
startcode.h
VC1DSPContext::startcode_find_candidate
int(* startcode_find_candidate)(const uint8_t *buf, int size)
Search buf from the start for up to size bytes.
Definition:
vc1dsp.h:83
attributes.h
Macro definitions for various function/variable attributes.
av_cold
#define av_cold
Definition:
attributes.h:74
vc1dsp.h
ff_startcode_find_candidate_armv6
int ff_startcode_find_candidate_armv6(const uint8_t *buf, int size)
have_neon
#define have_neon(flags)
Definition:
cpu.h:27
cpu.h
ff_vc1dsp_init_neon
void ff_vc1dsp_init_neon(VC1DSPContext *dsp)
Definition:
vc1dsp_init_neon.c:86
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition:
cpu.c:75
ff_vc1dsp_init_arm
av_cold void ff_vc1dsp_init_arm(VC1DSPContext *dsp)
Definition:
vc1dsp_init_arm.c:27
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