mirror of
https://github.com/ossrs/srs.git
synced 2025-02-15 04:42:04 +00:00
97 lines
3.1 KiB
C++
97 lines
3.1 KiB
C++
/**
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2013-2019 Winlin
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy of
|
|
* this software and associated documentation files (the "Software"), to deal in
|
|
* the Software without restriction, including without limitation the rights to
|
|
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
|
* the Software, and to permit persons to whom the Software is furnished to do so,
|
|
* subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
* copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
|
|
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
|
|
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
|
|
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef SRS_APP_HOURGLASS_HPP
|
|
#define SRS_APP_HOURGLASS_HPP
|
|
|
|
#include <srs_core.hpp>
|
|
|
|
#include <map>
|
|
|
|
/**
|
|
* the handler for the tick.
|
|
*/
|
|
class ISrsHourGlass
|
|
{
|
|
public:
|
|
ISrsHourGlass();
|
|
virtual ~ISrsHourGlass();
|
|
public:
|
|
/**
|
|
* notify the handler, the type and tick.
|
|
*/
|
|
virtual srs_error_t notify(int type, int interval, int64_t tick) = 0;
|
|
};
|
|
|
|
/**
|
|
* the hourglass used to do some specieal task,
|
|
* while these task is cycle when some interval, for example,
|
|
* there are N=3 tasks to do:
|
|
* 1. heartbeat every 3s.
|
|
* 2. print message every 5s.
|
|
* 3. notify backend every 7s.
|
|
* the hourglass will call back when ticks:
|
|
* 1. notify(type=1, time=3)
|
|
* 2. notify(type=2, time=5)
|
|
* 3. notify(type=1, time=6)
|
|
* 4. notify(type=3, time=7)
|
|
* 5. notify(type=1, time=9)
|
|
* 6. notify(type=2, time=10)
|
|
* this is used for server and bocar server and other manager.
|
|
*
|
|
* Usage:
|
|
* SrsHourGlass* hg = new SrsHourGlass(handler, 1000);
|
|
* hg->tick(1, 3000);
|
|
* hg->tick(2, 5000);
|
|
* hg->tick(3, 7000);
|
|
* // create a thread to cycle, which will call handerl when ticked.
|
|
* while (true) {
|
|
* hg->cycle();
|
|
* }
|
|
*/
|
|
class SrsHourGlass
|
|
{
|
|
private:
|
|
ISrsHourGlass* handler;
|
|
int resolution;
|
|
// key: the type of tick.
|
|
// value: the interval of tick.
|
|
std::map<int, int> ticks;
|
|
// the total elapsed time,
|
|
// for each cycle, we increase it with a resolution.
|
|
int64_t total_elapse;
|
|
public:
|
|
SrsHourGlass(ISrsHourGlass* h, int resolution_ms);
|
|
virtual ~SrsHourGlass();
|
|
public:
|
|
// add a pair of tick(type, interval).
|
|
// @param type the type of tick.
|
|
// @param interval the interval in ms of tick.
|
|
virtual srs_error_t tick(int type, int interval);
|
|
public:
|
|
// cycle the hourglass, which will sleep resolution every time.
|
|
// and call handler when ticked.
|
|
virtual srs_error_t cycle();
|
|
};
|
|
|
|
#endif
|