1/*
2 * Copyright (c) 2021 Loongson Technology Corporation Limited
3 * Contributed by Hao Chen <chenhao@loongson.cn>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "libavutil/loongarch/cpu.h"
23#include "libavutil/attributes.h"
24#include "libavcodec/vc1dsp.h"
25#include "vc1dsp_loongarch.h"
26
27#define FN_ASSIGN(OP, X, Y, INSN) \
28    dsp->OP##vc1_mspel_pixels_tab[1][X+4*Y] = ff_##OP##vc1_mspel_mc##X##Y##INSN; \
29    dsp->OP##vc1_mspel_pixels_tab[0][X+4*Y] = ff_##OP##vc1_mspel_mc##X##Y##_16##INSN
30
31#define FN_ASSIGN_V(OP, Y, INSN) \
32    dsp->OP##vc1_mspel_pixels_tab[0][4*Y] = ff_##OP##vc1_mspel_mc0##Y##_16##INSN
33
34#define FN_ASSIGN_H(OP, X, INSN) \
35    dsp->OP##vc1_mspel_pixels_tab[0][X] = ff_##OP##vc1_mspel_mc##X##0_16##INSN
36
37av_cold void ff_vc1dsp_init_loongarch(VC1DSPContext *dsp)
38{
39    int cpu_flags = av_get_cpu_flags();
40
41    if (have_lasx(cpu_flags)) {
42        dsp->vc1_inv_trans_8x8    = ff_vc1_inv_trans_8x8_lasx;
43        dsp->vc1_inv_trans_4x8    = ff_vc1_inv_trans_4x8_lasx;
44        dsp->vc1_inv_trans_8x4    = ff_vc1_inv_trans_8x4_lasx;
45        dsp->vc1_inv_trans_4x4    = ff_vc1_inv_trans_4x4_lasx;
46        dsp->vc1_inv_trans_8x8_dc = ff_vc1_inv_trans_8x8_dc_lasx;
47        dsp->vc1_inv_trans_4x8_dc = ff_vc1_inv_trans_4x8_dc_lasx;
48        dsp->vc1_inv_trans_8x4_dc = ff_vc1_inv_trans_8x4_dc_lasx;
49        dsp->vc1_inv_trans_4x4_dc = ff_vc1_inv_trans_4x4_dc_lasx;
50        FN_ASSIGN(put_, 1, 1, _lasx);
51        FN_ASSIGN(put_, 1, 2, _lasx);
52        FN_ASSIGN(put_, 1, 3, _lasx);
53        FN_ASSIGN(put_, 2, 1, _lasx);
54        FN_ASSIGN(put_, 2, 2, _lasx);
55        FN_ASSIGN(put_, 2, 3, _lasx);
56        FN_ASSIGN(put_, 3, 1, _lasx);
57        FN_ASSIGN(put_, 3, 2, _lasx);
58        FN_ASSIGN(put_, 3, 3, _lasx);
59        FN_ASSIGN_V(put_, 1, _lasx);
60        FN_ASSIGN_V(put_, 2, _lasx);
61        FN_ASSIGN_V(put_, 3, _lasx);
62        FN_ASSIGN_H(put_, 1, _lasx);
63        FN_ASSIGN_H(put_, 2, _lasx);
64        FN_ASSIGN_H(put_, 3, _lasx);
65        dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_no_rnd_vc1_chroma_mc8_lasx;
66    }
67}
68