vpx_ports/msvc.h

   1 /*
   2  *  Copyright (c) 2015 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 #ifndef VPX_PORTS_MSVC_H_
  12 #define VPX_PORTS_MSVC_H_
  13 #ifdef _MSC_VER
  14
  15 #include "./vpx_config.h"
  16
  17 # if _MSC_VER < 1900  // VS2015 provides snprintf
  18 #  define snprintf _snprintf
  19 # endif  // _MSC_VER < 1900
  20
  21 #if _MSC_VER < 1800  // VS2013 provides round
  22 #include <math.h>
  23 static INLINE double round(double x) {
  24   if (x < 0)
  25     return ceil(x - 0.5);
  26   else
  27     return floor(x + 0.5);
  28 }
  29 #endif  // _MSC_VER < 1800
  30
  31 #endif  // _MSC_VER
  32 #endif  // VPX_PORTS_MSVC_H_