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  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.  
  28. void ff_get_pixels_8x4_sym_sse2(int16_t *block, const uint8_t *pixels,
  29.                                 ptrdiff_t line_size);
  30.  
  31. av_cold void ff_dnxhdenc_init_x86(DNXHDEncContext *ctx)
  32. {
  33.     if (EXTERNAL_SSE2(av_get_cpu_flags())) {
  34.         if (ctx->cid_table->bit_depth == 8)
  35.             ctx->get_pixels_8x4_sym = ff_get_pixels_8x4_sym_sse2;
  36.     }
  37. }
  38.