ZLMediaKit/tests/test_benchmark.cpp

/*
 * Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
 *
 * This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
 *
 * Use of this source code is governed by MIT license that can be found in the
 * LICENSE file in the root of the source tree. All contributing project authors
 * may be found in the AUTHORS file in the root of the source tree.
 */

#include <signal.h>
#include <atomic>
#include <iostream>
#include <list>
#include "Util/logger.h"
#include "Util/onceToken.h"
#include "Rtsp/UDPServer.h"
#include "Network/sockutil.h"
#include "Poller/EventPoller.h"
#include "Player/PlayerProxy.h"

using namespace std;
using namespace toolkit;
using namespace mediakit;

int main(int argc, char *argv[]) {
    //设置退出信号处理函数
    static semaphore sem;
    signal(SIGINT, [](int) { sem.post(); });// 设置退出信号

    //设置日志
    Logger::Instance().add(std::make_shared<ConsoleChannel>());
    Logger::Instance().setWriter(std::make_shared<AsyncLogWriter>());

    if (argc != 5) {
        ErrorL << "\r\n测试方法:./test_benchmark player_count play_interval rtxp_url rtp_type\r\n"
               << "例如你想每隔50毫秒启动共计100个播放器（tcp方式播放rtsp://127.0.0.1/live/0 ）可以输入以下命令:\r\n"
               << "./test_benchmark 100 50 rtsp://127.0.0.1/live/0 0\r\n"
               << endl;
        return 0;

    }
    list<MediaPlayer::Ptr> playerList;
    auto playerCnt = atoi(argv[1]);//启动的播放器个数
    atomic_int alivePlayerCnt(0);

    //由于所有播放器都是再一个timer里面创建的，默认情况下所有播放器会绑定该timer所在的poller线程
    //为了提高性能，poller分配策略关闭优先返回当前线程的策略
    EventPollerPool::Instance().preferCurrentThread(false);

    //每隔若干毫秒启动一个播放器（如果一次性全部启动，服务器和客户端可能都承受不了）
    Timer timer0(atoi(argv[2])/1000.0f,[&]() {
        MediaPlayer::Ptr player(new MediaPlayer());
        player->setOnPlayResult([&](const SockException &ex) {
            if (!ex) {
                ++alivePlayerCnt;
            }
        });
        player->setOnShutdown([&](const SockException &ex) {
            --alivePlayerCnt;
        });
        (*player)[kBenchmarkMode] = true;
        (*player)[kRtpType] = atoi(argv[4]);
        player->play(argv[3]);
        playerList.push_back(player);
        return playerCnt--;
    }, nullptr);


    Timer timer1(1,[&]() {
        InfoL << "存活播放器个数:" << alivePlayerCnt.load();
        return true;
    }, nullptr);

    sem.wait();
    return 0;
}