| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * AAC encoder assembly optimizations | ||
| 3 | * Copyright (C) 2016 Rostislav Pehlivanov <atomnuker@gmail.com> | ||
| 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 "config.h" | ||
| 23 | |||
| 24 | #include "libavutil/attributes.h" | ||
| 25 | #include "libavutil/x86/cpu.h" | ||
| 26 | #include "libavcodec/aacencdsp.h" | ||
| 27 | |||
| 28 | void ff_abs_pow34_sse(float *out, const float *in, const int size); | ||
| 29 | |||
| 30 | void ff_aac_quantize_bands_sse2(int *out, const float *in, const float *scaled, | ||
| 31 | int size, int is_signed, int maxval, const float Q34, | ||
| 32 | const float rounding); | ||
| 33 | void ff_aac_quantize_bands_avx(int *out, const float *in, const float *scaled, | ||
| 34 | int size, int is_signed, int maxval, const float Q34, | ||
| 35 | const float rounding); | ||
| 36 | |||
| 37 | 23 | av_cold void ff_aacenc_dsp_init_x86(AACEncDSPContext *s) | |
| 38 | { | ||
| 39 | 23 | int cpu_flags = av_get_cpu_flags(); | |
| 40 | |||
| 41 |
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23 | if (EXTERNAL_SSE(cpu_flags)) |
| 42 | 10 | s->abs_pow34 = ff_abs_pow34_sse; | |
| 43 | |||
| 44 |
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23 | if (EXTERNAL_SSE2(cpu_flags)) |
| 45 | 9 | s->quant_bands = ff_aac_quantize_bands_sse2; | |
| 46 | |||
| 47 |
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23 | if (EXTERNAL_AVX_FAST(cpu_flags)) |
| 48 | 3 | s->quant_bands = ff_aac_quantize_bands_avx; | |
| 49 | 23 | } | |
| 50 |