Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2016 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_dsp_rtcd.h"
      12             : 
      13           0 : uint64_t vpx_sum_squares_2d_i16_c(const int16_t *src, int src_stride,
      14             :                                   int size) {
      15             :   int r, c;
      16           0 :   uint64_t ss = 0;
      17             : 
      18           0 :   for (r = 0; r < size; r++) {
      19           0 :     for (c = 0; c < size; c++) {
      20           0 :       const int16_t v = src[c];
      21           0 :       ss += v * v;
      22             :     }
      23           0 :     src += src_stride;
      24             :   }
      25             : 
      26           0 :   return ss;
      27             : }