2 * Copyright (c) 2011 Janne Grunau <janne-libav@jannau.net>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #include "libavutil/attributes.h"
24 #include "libavcodec/avcodec.h"
25 #include "libavcodec/rv34dsp.h"
26 #include "libavutil/arm/cpu.h"
28 void ff_rv34_inv_transform_noround_neon(int16_t *block
);
30 void ff_rv34_inv_transform_noround_dc_neon(int16_t *block
);
32 void ff_rv34_idct_add_neon(uint8_t *dst
, ptrdiff_t stride
, int16_t *block
);
33 void ff_rv34_idct_dc_add_neon(uint8_t *dst
, ptrdiff_t stride
, int dc
);
35 av_cold
void ff_rv34dsp_init_arm(RV34DSPContext
*c
)
37 int cpu_flags
= av_get_cpu_flags();
39 if (have_neon(cpu_flags
)) {
40 c
->rv34_inv_transform
= ff_rv34_inv_transform_noround_neon
;
41 c
->rv34_inv_transform_dc
= ff_rv34_inv_transform_noround_dc_neon
;
43 c
->rv34_idct_add
= ff_rv34_idct_add_neon
;
44 c
->rv34_idct_dc_add
= ff_rv34_idct_dc_add_neon
;