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3rdparty/ffmpeg-4.4.4/x264/common/rectangle.c 2.03 KB
f244cbd5   Hu Chunming   ffmpeg支持h264编码
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  /*****************************************************************************
   * rectangle.c: rectangle filling
   *****************************************************************************
   * Copyright (C) 2010-2024 x264 project
   *
   * Authors: Fiona Glaser <fiona@x264.com>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111, USA.
   *
   * This program is also available under a commercial proprietary license.
   * For more information, contact us at licensing@x264.com.
   *****************************************************************************/
  
  #include "common.h"
  
  #define CACHE_FUNC(name,size,width,height)\
  static void macroblock_cache_##name##_##width##_##height( void *target, uint32_t val )\
  {\
      x264_macroblock_cache_rect( target, width*size, height, size, val );\
  }
  
  #define CACHE_FUNCS(name,size)\
  CACHE_FUNC(name,size,4,4)\
  CACHE_FUNC(name,size,2,4)\
  CACHE_FUNC(name,size,4,2)\
  CACHE_FUNC(name,size,2,2)\
  CACHE_FUNC(name,size,2,1)\
  CACHE_FUNC(name,size,1,2)\
  CACHE_FUNC(name,size,1,1)\
  void (*x264_cache_##name##_func_table[10])(void *, uint32_t) =\
  {\
      macroblock_cache_##name##_1_1,\
      macroblock_cache_##name##_2_1,\
      macroblock_cache_##name##_1_2,\
      macroblock_cache_##name##_2_2,\
      NULL,\
      macroblock_cache_##name##_4_2,\
      NULL,\
      macroblock_cache_##name##_2_4,\
      NULL,\
      macroblock_cache_##name##_4_4\
  };\
  
  CACHE_FUNCS(mv, 4)
  CACHE_FUNCS(mvd, 2)
  CACHE_FUNCS(ref, 1)