Timestamp.cpp

#include "Timestamp.h"


namespace FeatureExtractor {
	Timestamp::Timestamp()
	{
		ts.tv_sec = 0;
		ts.tv_usec = 0;
	}

	Timestamp::Timestamp(const struct timeval &ts)
	{
		this->ts = ts;
	}
	Timestamp::Timestamp(int64_t usecs)
	{
		ts.tv_sec = (long) (usecs / 1000000);
		ts.tv_usec = (long) (usecs % 1000000);
	}

	Timestamp::~Timestamp()
	{
	}


	struct timeval Timestamp::get_timeval() const
	{
		return ts;
	}

	int64_t Timestamp::get_usecs() const
	{
		return ts.tv_usec;
	}


	int64_t Timestamp::get_secs() const
	{
		return ts.tv_sec;
	}

	int64_t Timestamp::get_total_usecs() const
	{
		return ts.tv_sec * (uint64_t)1000000 + ts.tv_usec;
	}


	int64_t Timestamp::get_total_msecs() const
	{
		return (ts.tv_sec * (uint64_t)1000) + (ts.tv_usec / 1000);
	}


	bool Timestamp::operator==(const Timestamp &b) const
	{
		return (ts.tv_sec == b.ts.tv_sec && ts.tv_usec == b.ts.tv_usec);
	}

	bool Timestamp::operator!=(const Timestamp &b) const
	{
		return (ts.tv_sec != b.ts.tv_sec || ts.tv_usec != b.ts.tv_usec);
	}

	bool Timestamp::operator<(const Timestamp &b) const
	{
		return (ts.tv_sec < b.ts.tv_sec
			|| (ts.tv_sec == b.ts.tv_sec && ts.tv_usec < b.ts.tv_usec));
	}

	bool Timestamp::operator<=(const Timestamp &b) const
	{
		return (ts.tv_sec < b.ts.tv_sec
			|| (ts.tv_sec == b.ts.tv_sec && ts.tv_usec <= b.ts.tv_usec));
	}

	bool Timestamp::operator>(const Timestamp &b) const
	{
		return (ts.tv_sec > b.ts.tv_sec
			|| (ts.tv_sec == b.ts.tv_sec && ts.tv_usec > b.ts.tv_usec));
	}

	bool Timestamp::operator>=(const Timestamp &b) const
	{
		return (ts.tv_sec > b.ts.tv_sec
			|| (ts.tv_sec == b.ts.tv_sec && ts.tv_usec >= b.ts.tv_usec));
	}

	Timestamp Timestamp::operator+(const Timestamp &b) const
	{
		return Timestamp(this->get_total_usecs() + b.get_total_usecs());
	}

	Timestamp Timestamp::operator-(const Timestamp &b) const
	{
		return Timestamp(this->get_total_usecs() - b.get_total_usecs());
	}

	Timestamp Timestamp::operator+(int64_t b) const
	{
		return Timestamp(this->get_total_usecs() + b);
	}

	Timestamp Timestamp::operator-(int64_t b) const
	{
		Timestamp t = Timestamp(this->get_total_usecs() - b);
		return t;
	}
}