FFmpeg/libavcodec/arm/rv34dsp_init_arm.c
2013-02-06 11:30:54 +01:00

47 lines
1.6 KiB
C

/*
* Copyright (c) 2011 Janne Grunau <janne-libav@jannau.net>
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include "libavutil/attributes.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/rv34dsp.h"
#include "libavutil/arm/cpu.h"
void ff_rv34_inv_transform_noround_neon(int16_t *block);
void ff_rv34_inv_transform_noround_dc_neon(int16_t *block);
void ff_rv34_idct_add_neon(uint8_t *dst, ptrdiff_t stride, int16_t *block);
void ff_rv34_idct_dc_add_neon(uint8_t *dst, ptrdiff_t stride, int dc);
av_cold void ff_rv34dsp_init_arm(RV34DSPContext *c)
{
int cpu_flags = av_get_cpu_flags();
if (have_neon(cpu_flags)) {
c->rv34_inv_transform = ff_rv34_inv_transform_noround_neon;
c->rv34_inv_transform_dc = ff_rv34_inv_transform_noround_dc_neon;
c->rv34_idct_add = ff_rv34_idct_add_neon;
c->rv34_idct_dc_add = ff_rv34_idct_dc_add_neon;
}
}