1/* 2 * Copyright (c) 2011 Mans Rullgard <mans@mansr.com> 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21#include <stdint.h> 22 23#include "libavutil/attributes.h" 24#include "libavutil/cpu.h" 25#include "libavutil/arm/cpu.h" 26#include "libavcodec/lossless_audiodsp.h" 27 28int32_t ff_scalarproduct_and_madd_int16_neon(int16_t *v1, const int16_t *v2, 29 const int16_t *v3, int len, int mul); 30 31av_cold void ff_llauddsp_init_arm(LLAudDSPContext *c) 32{ 33 int cpu_flags = av_get_cpu_flags(); 34 35 if (have_neon(cpu_flags)) { 36 c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_neon; 37 } 38} 39