1 files changed, 32 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_ports/msvc.h b/media/libvpx/libvpx/vpx_ports/msvc.h
new file mode 100644
index 0000000000..d58de3535a
--- /dev/null
+++ b/media/libvpx/libvpx/vpx_ports/msvc.h
@@ -0,0 +1,32 @@
+/*
+ *  Copyright (c) 2015 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef VPX_VPX_PORTS_MSVC_H_
+#define VPX_VPX_PORTS_MSVC_H_
+#ifdef _MSC_VER
+
+#include "./vpx_config.h"
+
+#if _MSC_VER < 1900  // VS2015 provides snprintf
+#define snprintf _snprintf
+#endif  // _MSC_VER < 1900
+
+#if _MSC_VER < 1800  // VS2013 provides round
+#include <math.h>
+static INLINE double round(double x) {
+  if (x < 0)
+    return ceil(x - 0.5);
+  else
+    return floor(x + 0.5);
+}
+#endif  // _MSC_VER < 1800
+
+#endif  // _MSC_VER
+#endif  // VPX_VPX_PORTS_MSVC_H_