1/*
2 * Copyright (c) 2015 Paul B Mahol
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 "libavutil/attributes.h"
22#include "libavcodec/takdsp.h"
23#include "libavutil/x86/cpu.h"
24#include "config.h"
25
26void ff_tak_decorrelate_ls_sse2(int32_t *p1, int32_t *p2, int length);
27void ff_tak_decorrelate_sr_sse2(int32_t *p1, int32_t *p2, int length);
28void ff_tak_decorrelate_sm_sse2(int32_t *p1, int32_t *p2, int length);
29void ff_tak_decorrelate_sf_sse4(int32_t *p1, int32_t *p2, int length, int dshift, int dfactor);
30
31av_cold void ff_takdsp_init_x86(TAKDSPContext *c)
32{
33#if HAVE_X86ASM
34    int cpu_flags = av_get_cpu_flags();
35
36    if (EXTERNAL_SSE2(cpu_flags)) {
37        c->decorrelate_ls = ff_tak_decorrelate_ls_sse2;
38        c->decorrelate_sr = ff_tak_decorrelate_sr_sse2;
39        c->decorrelate_sm = ff_tak_decorrelate_sm_sse2;
40    }
41
42    if (EXTERNAL_SSE4(cpu_flags)) {
43        c->decorrelate_sf = ff_tak_decorrelate_sf_sse4;
44    }
45#endif
46}
47