Files
libdatachannel/examples/streamer/helpers.cpp
2021-04-13 23:03:16 +02:00

89 lines
2.6 KiB
C++

/*
* libdatachannel streamer example
* Copyright (c) 2020 Filip Klembara (in2core)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; If not, see <http://www.gnu.org/licenses/>.
*/
#include "helpers.hpp"
#include <ctime>
#ifdef _WIN32
// taken from https://stackoverflow.com/questions/10905892/equivalent-of-gettimeday-for-windows
#include <Windows.h>
struct timezone {
int tz_minuteswest;
int tz_dsttime;
};
int gettimeofday(struct timeval *tv, struct timezone *tz)
{
if (tv) {
FILETIME filetime; /* 64-bit value representing the number of 100-nanosecond intervals since January 1, 1601 00:00 UTC */
ULARGE_INTEGER x;
ULONGLONG usec;
static const ULONGLONG epoch_offset_us = 11644473600000000ULL; /* microseconds betweeen Jan 1,1601 and Jan 1,1970 */
#if _WIN32_WINNT >= _WIN32_WINNT_WIN8
GetSystemTimePreciseAsFileTime(&filetime);
#else
GetSystemTimeAsFileTime(&filetime);
#endif
x.LowPart = filetime.dwLowDateTime;
x.HighPart = filetime.dwHighDateTime;
usec = x.QuadPart / 10 - epoch_offset_us;
tv->tv_sec = (time_t)(usec / 1000000ULL);
tv->tv_usec = (long)(usec % 1000000ULL);
}
if (tz) {
TIME_ZONE_INFORMATION timezone;
GetTimeZoneInformation(&timezone);
tz->tz_minuteswest = timezone.Bias;
tz->tz_dsttime = 0;
}
return 0;
}
#else
#include <sys/time.h>
#endif
using namespace std;
using namespace rtc;
ClientTrackData::ClientTrackData(shared_ptr<Track> track, shared_ptr<RtcpSrReporter> sender) {
this->track = track;
this->sender = sender;
}
void Client::setState(State state) {
std::unique_lock lock(_mutex);
this->state = state;
}
Client::State Client::getState() {
std::shared_lock lock(_mutex);
return state;
}
ClientTrack::ClientTrack(string id, shared_ptr<ClientTrackData> trackData) {
this->id = id;
this->trackData = trackData;
}
uint64_t currentTimeInMicroSeconds() {
struct timeval time;
gettimeofday(&time, NULL);
return uint64_t(time.tv_sec) * 1000 * 1000 + time.tv_usec;
}