| /* |
| * Copyright (c) 2014 James Almer |
| * |
| * 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 "libavcodec/flacdsp.h" |
| #include "libavutil/x86/cpu.h" |
| #include "config.h" |
| |
| void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order, |
| int qlevel, int len); |
| void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order, |
| int qlevel, int len); |
| |
| av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, |
| int bps) |
| { |
| #if HAVE_YASM |
| int cpu_flags = av_get_cpu_flags(); |
| |
| if (EXTERNAL_SSE4(cpu_flags)) { |
| if (bps > 16 && CONFIG_FLAC_DECODER) |
| c->lpc = ff_flac_lpc_32_sse4; |
| } |
| if (EXTERNAL_XOP(cpu_flags)) { |
| if (bps > 16 && CONFIG_FLAC_DECODER) |
| c->lpc = ff_flac_lpc_32_xop; |
| } |
| #endif |
| } |