/* * 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 }