Rivendellaudio/lib/rdtimeprobe.h
Fred Gleason c8eb9be8f0 2022-02-27 Fred Gleason <fredg@paravelsystems.com>
* Added an 'RDTimeProbe' class.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
2022-02-27 13:04:49 -05:00

60 lines
1.4 KiB
C++

// rdtimeprobe.h
//
// Report elapsed times for profiling and optimization
//
// (C) Copyright 2022 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General Public License
// version 2 as published by the Free Software Foundation.
//
// 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, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
#ifndef RDTIMEPROBE_H
#define RDTIMEPROBE_H
#include <stdio.h>
#include <time.h>
#include <QDateTime>
#include <QString>
class RDTimeProbeStamp
{
public:
RDTimeProbeStamp(struct timespec *tp=NULL);
~RDTimeProbeStamp();
QString toString() const;
double operator-(const RDTimeProbeStamp &other);
static RDTimeProbeStamp *currentStamp();
private:
struct timespec d_timespec;
};
class RDTimeProbe
{
public:
RDTimeProbe(FILE *out=stderr);
~RDTimeProbe();
void printWaypoint(const QString &label);
private:
RDTimeProbeStamp *d_current_timestamp;
FILE *d_output_stream;
};
#endif // RDTIMEPROBE_H