1 /* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * FFmpeg is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #include "libavutil/cpu.h" 20 #include "libavutil/cpu_internal.h" 21 #include "config.h" 22 ff_get_cpu_flags_aarch64(void)23int ff_get_cpu_flags_aarch64(void) 24 { 25 return AV_CPU_FLAG_ARMV8 * HAVE_ARMV8 | 26 AV_CPU_FLAG_NEON * HAVE_NEON | 27 AV_CPU_FLAG_VFP * HAVE_VFP; 28 } 29 ff_get_cpu_max_align_aarch64(void)30size_t ff_get_cpu_max_align_aarch64(void) 31 { 32 int flags = av_get_cpu_flags(); 33 34 if (flags & AV_CPU_FLAG_NEON) 35 return 16; 36 37 return 8; 38 } 39