1/* 2 * Copyright (c) 2007 Loren Merritt 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 "config.h" 22#include "libavutil/attributes.h" 23#include "libavutil/cpu.h" 24#include "libavutil/x86/cpu.h" 25#include "libavcodec/svq1enc.h" 26 27int ff_ssd_int8_vs_int16_mmx(const int8_t *pix1, const int16_t *pix2, 28 intptr_t size); 29int ff_ssd_int8_vs_int16_sse2(const int8_t *pix1, const int16_t *pix2, 30 intptr_t size); 31 32av_cold void ff_svq1enc_init_x86(SVQ1EncContext *c) 33{ 34 int cpu_flags = av_get_cpu_flags(); 35 36 if (EXTERNAL_MMX(cpu_flags)) { 37 c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_mmx; 38 } 39 if (EXTERNAL_SSE2(cpu_flags)) { 40 c->ssd_int8_vs_int16 = ff_ssd_int8_vs_int16_sse2; 41 } 42} 43