1 /*
2 * Copyright (c) 2014-2016 James Almer
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 "libavcodec/ttaencdsp.h"
22 #include "libavutil/x86/cpu.h"
23 #include "config.h"
24
25 void ff_ttaenc_filter_process_ssse3(int32_t *qm, int32_t *dx, int32_t *dl,
26 int32_t *error, int32_t *in, int32_t shift,
27 int32_t round);
28 void ff_ttaenc_filter_process_sse4(int32_t *qm, int32_t *dx, int32_t *dl,
29 int32_t *error, int32_t *in, int32_t shift,
30 int32_t round);
31
ff_ttaencdsp_init_x86(TTAEncDSPContext * c)32 av_cold void ff_ttaencdsp_init_x86(TTAEncDSPContext *c)
33 {
34 #if HAVE_X86ASM
35 int cpu_flags = av_get_cpu_flags();
36
37 if (EXTERNAL_SSSE3(cpu_flags))
38 c->filter_process = ff_ttaenc_filter_process_ssse3;
39 if (EXTERNAL_SSE4(cpu_flags))
40 c->filter_process = ff_ttaenc_filter_process_sse4;
41 #endif
42 }
43