3 * Copyright (c) 2004-2012 Michael Niedermayer <michaelni@gmx.at>
5 * This file is part of FFmpeg.
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.
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.
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
25 * @author Michael Niedermayer <michaelni@gmx.at>
28 #include "libavutil/x86/cpu.h"
29 #include "libswresample/resample.h"
31 #define RESAMPLE_FUNCS(type, opt) \
32 int ff_resample_common_##type##_##opt(ResampleContext *c, void *dst, \
33 const void *src, int sz, int upd); \
34 int ff_resample_linear_##type##_##opt(ResampleContext *c, void *dst, \
35 const void *src, int sz, int upd)
37 RESAMPLE_FUNCS(int16, mmxext);
38 RESAMPLE_FUNCS(int16, sse2);
39 RESAMPLE_FUNCS(int16, xop);
40 RESAMPLE_FUNCS(float, sse);
41 RESAMPLE_FUNCS(float, avx);
42 RESAMPLE_FUNCS(float, fma3);
43 RESAMPLE_FUNCS(float, fma4);
44 RESAMPLE_FUNCS(double, sse2);
46 av_cold void swri_resample_dsp_x86_init(ResampleContext *c)
48 int av_unused mm_flags = av_get_cpu_flags();
51 case AV_SAMPLE_FMT_S16P:
52 if (ARCH_X86_32 && EXTERNAL_MMXEXT(mm_flags)) {
53 c->dsp.resample = c->linear ? ff_resample_linear_int16_mmxext
54 : ff_resample_common_int16_mmxext;
56 if (EXTERNAL_SSE2(mm_flags)) {
57 c->dsp.resample = c->linear ? ff_resample_linear_int16_sse2
58 : ff_resample_common_int16_sse2;
60 if (EXTERNAL_XOP(mm_flags)) {
61 c->dsp.resample = c->linear ? ff_resample_linear_int16_xop
62 : ff_resample_common_int16_xop;
65 case AV_SAMPLE_FMT_FLTP:
66 if (EXTERNAL_SSE(mm_flags)) {
67 c->dsp.resample = c->linear ? ff_resample_linear_float_sse
68 : ff_resample_common_float_sse;
70 if (EXTERNAL_AVX(mm_flags)) {
71 c->dsp.resample = c->linear ? ff_resample_linear_float_avx
72 : ff_resample_common_float_avx;
74 if (EXTERNAL_FMA3(mm_flags)) {
75 c->dsp.resample = c->linear ? ff_resample_linear_float_fma3
76 : ff_resample_common_float_fma3;
78 if (EXTERNAL_FMA4(mm_flags)) {
79 c->dsp.resample = c->linear ? ff_resample_linear_float_fma4
80 : ff_resample_common_float_fma4;
83 case AV_SAMPLE_FMT_DBLP:
84 if (EXTERNAL_SSE2(mm_flags)) {
85 c->dsp.resample = c->linear ? ff_resample_linear_double_sse2
86 : ff_resample_common_double_sse2;