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3rdparty/ffmpeg-4.4.4/libavcodec/x86/cfhddsp_init.c 2.18 KB
09c2d08c   Hu Chunming   arm交付版
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  /*
   * Copyright (c) 2020 Paul B Mahol
   *
   * 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/cfhddsp.h"
  
  void ff_cfhd_horiz_filter_sse2(int16_t *output, ptrdiff_t out_stride,
                                 const int16_t *low, ptrdiff_t low_stride,
                                 const int16_t *high, ptrdiff_t high_stride,
                                 int width, int height);
  void ff_cfhd_vert_filter_sse2(int16_t *output, ptrdiff_t out_stride,
                                const int16_t *low, ptrdiff_t low_stride,
                                const int16_t *high, ptrdiff_t high_stride,
                                int width, int height);
  void ff_cfhd_horiz_filter_clip10_sse2(int16_t *output, const int16_t *low, const int16_t *high, int width, int bpc);
  void ff_cfhd_horiz_filter_clip12_sse2(int16_t *output, const int16_t *low, const int16_t *high, int width, int bpc);
  
  av_cold void ff_cfhddsp_init_x86(CFHDDSPContext *c, int depth, int bayer)
  {
      int cpu_flags = av_get_cpu_flags();
  
      if (EXTERNAL_SSE2(cpu_flags)) {
          c->horiz_filter = ff_cfhd_horiz_filter_sse2;
          c->vert_filter = ff_cfhd_vert_filter_sse2;
          if (depth == 10 && !bayer)
              c->horiz_filter_clip = ff_cfhd_horiz_filter_clip10_sse2;
          if (depth == 12 && !bayer)
              c->horiz_filter_clip = ff_cfhd_horiz_filter_clip12_sse2;
      }
  }