1/*
2 * Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
3 *
4 * This file is part of FFmpeg.
5 *
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.
10 *
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.
15 *
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
19 */
20
21#include <stdint.h>
22
23#include "libavutil/attributes.h"
24#include "libavcodec/avcodec.h"
25#include "libavcodec/idctdsp.h"
26#include "idctdsp_arm.h"
27
28void ff_simple_idct_armv6(int16_t *data);
29void ff_simple_idct_put_armv6(uint8_t *dest, int line_size, int16_t *data);
30void ff_simple_idct_add_armv6(uint8_t *dest, int line_size, int16_t *data);
31
32void ff_add_pixels_clamped_armv6(const int16_t *block, uint8_t *pixels,
33                                 int line_size);
34
35av_cold void ff_idctdsp_init_armv6(IDCTDSPContext *c, AVCodecContext *avctx,
36                                   unsigned high_bit_depth)
37{
38    if (!avctx->lowres && !high_bit_depth) {
39        if (avctx->idct_algo == FF_IDCT_AUTO ||
40            avctx->idct_algo == FF_IDCT_SIMPLEARMV6) {
41            c->idct_put              = ff_simple_idct_put_armv6;
42            c->idct_add              = ff_simple_idct_add_armv6;
43            c->idct                  = ff_simple_idct_armv6;
44            c->idct_permutation_type = FF_LIBMPEG2_IDCT_PERM;
45        }
46    }
47    c->add_pixels_clamped = ff_add_pixels_clamped_armv6;
48}
49