repositories / deb_ffmpeg.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ba45a60 DM |
1 | /* |
| 2 | * This file is part of FFmpeg. | |
| 3 | * | |
| 4 | * FFmpeg is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU Lesser General Public | |
| 6 | * License as published by the Free Software Foundation; either | |
| 7 | * version 2.1 of the License, or (at your option) any later version. | |
| 8 | * | |
| 9 | * FFmpeg is distributed in the hope that it will be useful, | |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | * Lesser General Public License for more details. | |
| 13 | * | |
| 14 | * You should have received a copy of the GNU Lesser General Public | |
| 15 | * License along with FFmpeg; if not, write to the Free Software | |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 17 | */ | |
| 18 | ||
| 19 | #include <stdint.h> | |
| 20 | ||
| 21 | #include "config.h" | |
| 22 | #include "libavutil/attributes.h" | |
| 23 | #include "libavutil/cpu.h" | |
| 24 | #include "libavutil/x86/asm.h" | |
| 25 | #include "libavutil/x86/cpu.h" | |
| 26 | #include "libavcodec/audiodsp.h" | |
| 27 | ||
| 28 | int32_t ff_scalarproduct_int16_mmxext(const int16_t *v1, const int16_t *v2, | |
| 29 | int order); | |
| 30 | int32_t ff_scalarproduct_int16_sse2(const int16_t *v1, const int16_t *v2, | |
| 31 | int order); | |
| 32 | ||
| 33 | void ff_vector_clip_int32_mmx(int32_t *dst, const int32_t *src, | |
| 34 | int32_t min, int32_t max, unsigned int len); | |
| 35 | void ff_vector_clip_int32_sse2(int32_t *dst, const int32_t *src, | |
| 36 | int32_t min, int32_t max, unsigned int len); | |
| 37 | void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src, | |
| 38 | int32_t min, int32_t max, unsigned int len); | |
| 39 | void ff_vector_clip_int32_sse4(int32_t *dst, const int32_t *src, | |
| 40 | int32_t min, int32_t max, unsigned int len); | |
| 41 | void ff_vector_clipf_sse(float *dst, const float *src, | |
| 42 | float min, float max, int len); | |
| 43 | ||
| 44 | av_cold void ff_audiodsp_init_x86(AudioDSPContext *c) | |
| 45 | { | |
| 46 | int cpu_flags = av_get_cpu_flags(); | |
| 47 | ||
| 48 | if (EXTERNAL_MMX(cpu_flags)) | |
| 49 | c->vector_clip_int32 = ff_vector_clip_int32_mmx; | |
| 50 | ||
| 51 | if (EXTERNAL_MMXEXT(cpu_flags)) | |
| 52 | c->scalarproduct_int16 = ff_scalarproduct_int16_mmxext; | |
| 53 | ||
| 54 | if (EXTERNAL_SSE(cpu_flags)) | |
| 55 | c->vector_clipf = ff_vector_clipf_sse; | |
| 56 | ||
| 57 | if (EXTERNAL_SSE2(cpu_flags)) { | |
| 58 | c->scalarproduct_int16 = ff_scalarproduct_int16_sse2; | |
| 59 | if (cpu_flags & AV_CPU_FLAG_ATOM) | |
| 60 | c->vector_clip_int32 = ff_vector_clip_int32_int_sse2; | |
| 61 | else | |
| 62 | c->vector_clip_int32 = ff_vector_clip_int32_sse2; | |
| 63 | } | |
| 64 | ||
| 65 | if (EXTERNAL_SSE4(cpu_flags)) | |
| 66 | c->vector_clip_int32 = ff_vector_clip_int32_sse4; | |
| 67 | } |