blob: 7fdcf6e933fe2b0754f1da1d5b11eaeb96b4a847 [file] [log] [blame]
* Copyright 2008 The WebRTC 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.
#include "webrtc/base/timing.h"
#include "webrtc/base/timeutils.h"
#if defined(WEBRTC_POSIX)
#include <errno.h>
#include <math.h>
#include <sys/time.h>
#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
#include <mach/mach.h>
#include <mach/clock.h>
#elif defined(WEBRTC_WIN)
#include <sys/timeb.h>
namespace rtc {
Timing::Timing() {}
Timing::~Timing() {}
// static
double Timing::WallTimeNow() {
#if defined(WEBRTC_POSIX)
struct timeval time;
gettimeofday(&time, NULL);
// Convert from second (1.0) and microsecond (1e-6).
return (static_cast<double>(time.tv_sec) +
static_cast<double>(time.tv_usec) * 1.0e-6);
#elif defined(WEBRTC_WIN)
struct _timeb time;
// Convert from second (1.0) and milliseconds (1e-3).
return (static_cast<double>(time.time) +
static_cast<double>(time.millitm) * 1.0e-3);
double Timing::TimerNow() {
return (static_cast<double>(TimeNanos()) / kNumNanosecsPerSec);
} // namespace rtc