| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * audio resampling | ||
| 3 | * Copyright (c) 2004-2012 Michael Niedermayer <michaelni@gmx.at> | ||
| 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 | /** | ||
| 23 | * @file | ||
| 24 | * audio resampling | ||
| 25 | * @author Michael Niedermayer <michaelni@gmx.at> | ||
| 26 | */ | ||
| 27 | |||
| 28 | #include "libavutil/attributes.h" | ||
| 29 | #include "libavutil/x86/cpu.h" | ||
| 30 | #include "libswresample/resample.h" | ||
| 31 | |||
| 32 | #define RESAMPLE_FUNCS(type, opt) \ | ||
| 33 | int ff_resample_common_##type##_##opt(ResampleContext *c, void *dst, \ | ||
| 34 | const void *src, int sz, int upd); \ | ||
| 35 | int ff_resample_linear_##type##_##opt(ResampleContext *c, void *dst, \ | ||
| 36 | const void *src, int sz, int upd) | ||
| 37 | |||
| 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); | ||
| 45 | RESAMPLE_FUNCS(double, avx); | ||
| 46 | RESAMPLE_FUNCS(double, fma3); | ||
| 47 | |||
| 48 | 681 | av_cold void swri_resample_dsp_x86_init(ResampleContext *c) | |
| 49 | { | ||
| 50 | 681 | int av_unused mm_flags = av_get_cpu_flags(); | |
| 51 | |||
| 52 |
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681 | switch(c->format){ |
| 53 | 176 | case AV_SAMPLE_FMT_S16P: | |
| 54 |
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176 | if (EXTERNAL_SSE2(mm_flags)) { |
| 55 | ✗ | c->dsp.resample_linear = ff_resample_linear_int16_sse2; | |
| 56 | ✗ | c->dsp.resample_common = ff_resample_common_int16_sse2; | |
| 57 | } | ||
| 58 |
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176 | if (EXTERNAL_XOP(mm_flags)) { |
| 59 | ✗ | c->dsp.resample_linear = ff_resample_linear_int16_xop; | |
| 60 | ✗ | c->dsp.resample_common = ff_resample_common_int16_xop; | |
| 61 | } | ||
| 62 | 176 | break; | |
| 63 | 205 | case AV_SAMPLE_FMT_FLTP: | |
| 64 |
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205 | if (EXTERNAL_SSE(mm_flags)) { |
| 65 | 1 | c->dsp.resample_linear = ff_resample_linear_float_sse; | |
| 66 | 1 | c->dsp.resample_common = ff_resample_common_float_sse; | |
| 67 | } | ||
| 68 |
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205 | if (EXTERNAL_AVX_FAST(mm_flags)) { |
| 69 | 1 | c->dsp.resample_linear = ff_resample_linear_float_avx; | |
| 70 | 1 | c->dsp.resample_common = ff_resample_common_float_avx; | |
| 71 | } | ||
| 72 |
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205 | if (EXTERNAL_FMA3_FAST(mm_flags)) { |
| 73 | 1 | c->dsp.resample_linear = ff_resample_linear_float_fma3; | |
| 74 | 1 | c->dsp.resample_common = ff_resample_common_float_fma3; | |
| 75 | } | ||
| 76 |
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205 | if (EXTERNAL_FMA4(mm_flags)) { |
| 77 | ✗ | c->dsp.resample_linear = ff_resample_linear_float_fma4; | |
| 78 | ✗ | c->dsp.resample_common = ff_resample_common_float_fma4; | |
| 79 | } | ||
| 80 | 205 | break; | |
| 81 | 156 | case AV_SAMPLE_FMT_DBLP: | |
| 82 |
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156 | if (EXTERNAL_SSE2(mm_flags)) { |
| 83 | ✗ | c->dsp.resample_linear = ff_resample_linear_double_sse2; | |
| 84 | ✗ | c->dsp.resample_common = ff_resample_common_double_sse2; | |
| 85 | } | ||
| 86 |
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156 | if (EXTERNAL_AVX_FAST(mm_flags)) { |
| 87 | ✗ | c->dsp.resample_linear = ff_resample_linear_double_avx; | |
| 88 | ✗ | c->dsp.resample_common = ff_resample_common_double_avx; | |
| 89 | } | ||
| 90 |
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156 | if (EXTERNAL_FMA3_FAST(mm_flags)) { |
| 91 | ✗ | c->dsp.resample_linear = ff_resample_linear_double_fma3; | |
| 92 | ✗ | c->dsp.resample_common = ff_resample_common_double_fma3; | |
| 93 | } | ||
| 94 | 156 | break; | |
| 95 | } | ||
| 96 | 681 | } | |
| 97 |