dom/media/doctor/DDTimeStamp.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "DDTimeStamp.h"
   8
   9 namespace mozilla {
  10
  11 double ToSeconds(const DDTimeStamp& aTimeStamp) {
  12   // Timestamp at first call, used internally to convert log timestamps
  13   // to a duration from this timestamp.
  14   // What's important is the relative time between log messages.
  15   static const DDTimeStamp sInitialTimeStamp = TimeStamp::Now();
  16
  17   return (aTimeStamp - sInitialTimeStamp).ToSeconds();
  18 }
  19
  20 }  // namespace mozilla