text: /*
   * Copyright (c) 2009 David Conrad <lessen42@gmail.com>
   *
   * This file is part of FFmpeg.
   *
   * FFmpeg is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * FFmpeg 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
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with FFmpeg; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
   */
  
  #include <stdint.h>
  
  #include "libavutil/attributes.h"
  #include "libavutil/cpu.h"
  #include "libavutil/x86/cpu.h"
  #include "libavcodec/avcodec.h"
  #include "libavcodec/vp3dsp.h"
  
  void ff_vp3_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
  void ff_vp3_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
  
  void ff_vp3_idct_put_sse2(uint8_t *dest, int line_size, int16_t *block);
  void ff_vp3_idct_add_sse2(uint8_t *dest, int line_size, int16_t *block);
  
  void ff_vp3_idct_dc_add_mmxext(uint8_t *dest, int line_size,
                                 int16_t *block);
  
  void ff_vp3_v_loop_filter_mmxext(uint8_t *src, int stride,
                                   int *bounding_values);
  void ff_vp3_h_loop_filter_mmxext(uint8_t *src, int stride,
                                   int *bounding_values);
  
  void ff_put_vp_no_rnd_pixels8_l2_mmx(uint8_t *dst, const uint8_t *a,
                                       const uint8_t *b, ptrdiff_t stride,
                                       int h);
  
  av_cold void ff_vp3dsp_init_x86(VP3DSPContext *c, int flags)
  {
      int cpu_flags = av_get_cpu_flags();
  
      if (EXTERNAL_MMX(cpu_flags)) {
          c->put_no_rnd_pixels_l2 = ff_put_vp_no_rnd_pixels8_l2_mmx;
  #if ARCH_X86_32
          c->idct_put  = ff_vp3_idct_put_mmx;
          c->idct_add  = ff_vp3_idct_add_mmx;
  #endif
      }
  
      if (EXTERNAL_MMXEXT(cpu_flags)) {
          c->idct_dc_add = ff_vp3_idct_dc_add_mmxext;
  
          if (!(flags & CODEC_FLAG_BITEXACT)) {
              c->v_loop_filter = ff_vp3_v_loop_filter_mmxext;
              c->h_loop_filter = ff_vp3_h_loop_filter_mmxext;
          }
      }
  
      if (EXTERNAL_SSE2(cpu_flags)) {
          c->idct_put  = ff_vp3_idct_put_sse2;
          c->idct_add  = ff_vp3_idct_add_sse2;
      }
  }
  