vp8/encoder/arm/variance_arm.c

   1 /*
   2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11 #include "vpx_config.h"
  12
  13 #if HAVE_ARMV7
  14
  15 unsigned int vp8_sub_pixel_variance16x16_neon
  16 (
  17     const unsigned char  *src_ptr,
  18     int  src_pixels_per_line,
  19     int  xoffset,
  20     int  yoffset,
  21     const unsigned char *dst_ptr,
  22     int dst_pixels_per_line,
  23     unsigned int *sse
  24 )
  25 {
  26   if (xoffset == 4 && yoffset == 0)
  27     return vp8_variance_halfpixvar16x16_h_neon(src_ptr, src_pixels_per_line, dst_ptr, dst_pixels_per_line, sse);
  28   else if (xoffset == 0 && yoffset == 4)
  29     return vp8_variance_halfpixvar16x16_v_neon(src_ptr, src_pixels_per_line, dst_ptr, dst_pixels_per_line, sse);
  30   else if (xoffset == 4 && yoffset == 4)
  31     return vp8_variance_halfpixvar16x16_hv_neon(src_ptr, src_pixels_per_line, dst_ptr, dst_pixels_per_line, sse);
  32   else
  33     return vp8_sub_pixel_variance16x16_neon_func(src_ptr, src_pixels_per_line, xoffset, yoffset, dst_ptr, dst_pixels_per_line, sse);
  34 }
  35
  36 #endif