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 "libavcodec/v210dec.h" 21 22extern void ff_v210_planar_unpack_unaligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); 23extern void ff_v210_planar_unpack_unaligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); 24 25extern void ff_v210_planar_unpack_aligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); 26extern void ff_v210_planar_unpack_aligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); 27 28av_cold void v210_x86_init(V210DecContext *s) 29{ 30 int cpu_flags = av_get_cpu_flags(); 31 32#if HAVE_YASM 33 if (s->aligned_input) { 34 if (cpu_flags & AV_CPU_FLAG_SSSE3) 35 s->unpack_frame = ff_v210_planar_unpack_aligned_ssse3; 36 37 if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX) 38 s->unpack_frame = ff_v210_planar_unpack_aligned_avx; 39 } 40 else { 41 if (cpu_flags & AV_CPU_FLAG_SSSE3) 42 s->unpack_frame = ff_v210_planar_unpack_unaligned_ssse3; 43 44 if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX) 45 s->unpack_frame = ff_v210_planar_unpack_unaligned_avx; 46 } 47#endif 48} 49