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3rdparty/ffmpeg-4.4.4/libswscale/aarch64/rgb2rgb.c 1.4 KB
09c2d08c   Hu Chunming   arm交付版
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  /*
   * 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 "config.h"
  #include "libavutil/attributes.h"
  #include "libavutil/aarch64/cpu.h"
  #include "libavutil/cpu.h"
  #include "libavutil/bswap.h"
  #include "libswscale/rgb2rgb.h"
  #include "libswscale/swscale.h"
  #include "libswscale/swscale_internal.h"
  
  void ff_interleave_bytes_neon(const uint8_t *src1, const uint8_t *src2,
                                uint8_t *dest, int width, int height,
                                int src1Stride, int src2Stride, int dstStride);
  
  av_cold void rgb2rgb_init_aarch64(void)
  {
      int cpu_flags = av_get_cpu_flags();
  
      if (have_neon(cpu_flags)) {
          interleaveBytes = ff_interleave_bytes_neon;
      }
  }