| /* |
| * Opus encoder assembly optimizations |
| * Copyright (C) 2017 Ivan Kalvachev <ikalvachev@gmail.com> |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "config.h" |
| |
| #include "libavutil/x86/cpu.h" |
| #include "libavcodec/opus_pvq.h" |
| |
| extern float ff_pvq_search_approx_sse2(float *X, int *y, int K, int N); |
| extern float ff_pvq_search_approx_sse4(float *X, int *y, int K, int N); |
| extern float ff_pvq_search_exact_avx (float *X, int *y, int K, int N); |
| |
| av_cold void ff_celt_pvq_init_x86(CeltPVQ *s) |
| { |
| int cpu_flags = av_get_cpu_flags(); |
| |
| if (EXTERNAL_SSE2(cpu_flags)) |
| s->pvq_search = ff_pvq_search_approx_sse2; |
| |
| if (EXTERNAL_SSE4(cpu_flags)) |
| s->pvq_search = ff_pvq_search_approx_sse4; |
| |
| if (EXTERNAL_AVX_FAST(cpu_flags)) |
| s->pvq_search = ff_pvq_search_exact_avx; |
| } |