1/* 2 * VC3/DNxHD SIMD functions 3 * Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com> 4 * 5 * VC-3 encoder funded by the British Broadcasting Corporation 6 * 7 * This file is part of FFmpeg. 8 * 9 * FFmpeg is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU Lesser General Public 11 * License as published by the Free Software Foundation; either 12 * version 2.1 of the License, or (at your option) any later version. 13 * 14 * FFmpeg is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * Lesser General Public License for more details. 18 * 19 * You should have received a copy of the GNU Lesser General Public 20 * License along with FFmpeg; if not, write to the Free Software 21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 22 */ 23 24#include "libavutil/attributes.h" 25#include "libavutil/x86/cpu.h" 26#include "libavcodec/dnxhdenc.h" 27 28void ff_get_pixels_8x4_sym_sse2(int16_t *block, const uint8_t *pixels, 29 ptrdiff_t line_size); 30 31av_cold void ff_dnxhdenc_init_x86(DNXHDEncContext *ctx) 32{ 33#if HAVE_SSE2_EXTERNAL 34 if (EXTERNAL_SSE2(av_get_cpu_flags())) { 35 if (ctx->cid_table->bit_depth == 8) 36 ctx->get_pixels_8x4_sym = ff_get_pixels_8x4_sym_sse2; 37 } 38#endif /* HAVE_SSE2_EXTERNAL */ 39} 40