config.h 13.6 KB
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/*
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 * MIT License
 *
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 * Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
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 *
 * This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
 *
 * 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.
 */

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#ifndef COMMON_CONFIG_H
#define COMMON_CONFIG_H
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#include <functional>
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#include "Util/mini.h"
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#include "Util/onceToken.h"
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#include "Util/NoticeCenter.h"

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using namespace std;
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using namespace toolkit;
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namespace mediakit {
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//加载配置文件,如果配置文件不存在,那么会导出默认配置并生成配置文件
//加载配置文件成功后会触发kBroadcastUpdateConfig广播
//如果指定的文件名(ini_path)为空,那么会加载默认配置文件
//默认配置文件名为 /path/to/your/exe.ini
//加载配置文件成功后返回true,否则返回false
bool loadIniConfig(const char *ini_path = nullptr);
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////////////其他宏定义///////////
#ifndef MAX
#define MAX(a,b) ((a) > (b) ? (a) : (b) )
#endif //MAX

#ifndef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b) )
#endif //MIN

#ifndef CLEAR_ARR
#define CLEAR_ARR(arr) for(auto &item : arr){ item = 0;}
#endif //CLEAR_ARR

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#define SERVER_NAME "ZLMediaKit-4.0"
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#define VHOST_KEY "vhost"
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#define HTTP_SCHEMA "http"
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#define RTSP_SCHEMA "rtsp"
#define RTMP_SCHEMA "rtmp"
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#define HLS_SCHEMA "hls"
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#define DEFAULT_VHOST "__defaultVhost__"
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////////////广播名称///////////
namespace Broadcast {
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//注册或反注册MediaSource事件广播
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extern const string kBroadcastMediaChanged;
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#define BroadcastMediaChangedArgs const bool &bRegist, MediaSource &sender
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//MediaSource重置Track事件
extern const string kBroadcastMediaResetTracks;
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#define BroadcastMediaResetTracksArgs MediaSource &sender
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//录制mp4文件成功后广播
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extern const string kBroadcastRecordMP4;
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#define BroadcastRecordMP4Args const MP4Info &info
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//收到http api请求广播
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extern const string kBroadcastHttpRequest;
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#define BroadcastHttpRequestArgs const Parser &parser,const HttpSession::HttpResponseInvoker &invoker,bool &consumed,TcpSession &sender
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//在http文件服务器中,收到http访问文件或目录的广播,通过该事件控制访问http目录的权限
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extern const string kBroadcastHttpAccess;
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#define BroadcastHttpAccessArgs const Parser &parser,const string &path,const bool &is_dir,const HttpSession::HttpAccessPathInvoker &invoker,TcpSession &sender
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//在http文件服务器中,收到http访问文件或目录前的广播,通过该事件可以控制http url到文件路径的映射
//在该事件中通过自行覆盖path参数,可以做到譬如根据虚拟主机或者app选择不同http根目录的目的
extern const string kBroadcastHttpBeforeAccess;
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#define BroadcastHttpBeforeAccessArgs const Parser &parser,string &path,TcpSession &sender
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//该流是否需要认证?是的话调用invoker并传入realm,否则传入空的realm.如果该事件不监听则不认证
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extern const string kBroadcastOnGetRtspRealm;
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#define BroadcastOnGetRtspRealmArgs const MediaInfo &args,const RtspSession::onGetRealm &invoker,TcpSession &sender
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//请求认证用户密码事件,user_name为用户名,must_no_encrypt如果为true,则必须提供明文密码(因为此时是base64认证方式),否则会导致认证失败
//获取到密码后请调用invoker并输入对应类型的密码和密码类型,invoker执行时会匹配密码
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extern const string kBroadcastOnRtspAuth;
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#define BroadcastOnRtspAuthArgs const MediaInfo &args,const string &realm,const string &user_name,const bool &must_no_encrypt,const RtspSession::onAuth &invoker,TcpSession &sender
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//推流鉴权结果回调对象
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//如果errMessage为空则代表鉴权成功
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//enableHls: 是否允许转换hls
//enableMP4: 是否运行MP4录制
//enableRtxp: rtmp推流时是否运行转rtsp;rtsp推流时,是否允许转rtmp
typedef std::function<void(const string &errMessage,bool enableRtxp,bool enableHls,bool enableMP4)> PublishAuthInvoker;
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//收到rtsp/rtmp推流事件广播,通过该事件控制推流鉴权
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extern const string kBroadcastMediaPublish;
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#define BroadcastMediaPublishArgs const MediaInfo &args,const Broadcast::PublishAuthInvoker &invoker,TcpSession &sender

//播放鉴权结果回调对象
//如果errMessage为空则代表鉴权成功
typedef std::function<void(const string &errMessage)> AuthInvoker;
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//播放rtsp/rtmp/http-flv事件广播,通过该事件控制播放鉴权
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extern const string kBroadcastMediaPlayed;
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#define BroadcastMediaPlayedArgs const MediaInfo &args,const Broadcast::AuthInvoker &invoker,TcpSession &sender
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//shell登录鉴权
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extern const string kBroadcastShellLogin;
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#define BroadcastShellLoginArgs const string &user_name,const string &passwd,const Broadcast::AuthInvoker &invoker,TcpSession &sender
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//停止rtsp/rtmp/http-flv会话后流量汇报事件广播
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extern const string kBroadcastFlowReport;
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#define BroadcastFlowReportArgs const MediaInfo &args,const uint64_t &totalBytes,const uint64_t &totalDuration,const bool &isPlayer
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//未找到流后会广播该事件,请在监听该事件后去拉流或其他方式产生流,这样就能按需拉流了
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extern const string kBroadcastNotFoundStream;
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#define BroadcastNotFoundStreamArgs const MediaInfo &args,TcpSession &sender

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//某个流无人消费时触发,目的为了实现无人观看时主动断开拉流等业务逻辑
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extern const string kBroadcastStreamNoneReader;
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#define BroadcastStreamNoneReaderArgs MediaSource &sender

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//更新配置文件事件广播,执行loadIniConfig函数加载配置文件成功后会触发该广播
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extern const string kBroadcastReloadConfig;
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#define BroadcastReloadConfigArgs void
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#define ReloadConfigTag  ((void *)(0xFF))
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#define RELOAD_KEY(arg,key) \
    do{ \
        decltype(arg) arg##tmp = mINI::Instance()[key]; \
        if(arg != arg##tmp ) { \
            arg = arg##tmp; \
            InfoL << "reload config:" << key << "=" <<  arg; \
        } \
    }while(0);

//监听某个配置发送变更
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#define LISTEN_RELOAD_KEY(arg,key) \
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    do{ \
        static onceToken s_token([](){ \
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            NoticeCenter::Instance().addListener(ReloadConfigTag,Broadcast::kBroadcastReloadConfig,[](BroadcastReloadConfigArgs){ \
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                RELOAD_KEY(arg,key); \
            }); \
        }); \
    }while(0);

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#define GET_CONFIG(type,arg,key) \
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        static type arg = mINI::Instance()[key]; \
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        LISTEN_RELOAD_KEY(arg,key);
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} //namespace Broadcast

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////////////通用配置///////////
namespace General{
//流量汇报事件流量阈值,单位KB,默认1MB
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extern const string kFlowThreshold;
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//流无人观看并且超过若干时间后才触发kBroadcastStreamNoneReader事件
//默认连续5秒无人观看然后触发kBroadcastStreamNoneReader事件
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extern const string kStreamNoneReaderDelayMS;
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//等待流注册超时时间,收到播放器后请求后,如果未找到相关流,服务器会等待一定时间,
//如果在这个时间内,相关流注册上了,那么服务器会立即响应播放器播放成功,
//否则会最多等待kMaxStreamWaitTimeMS毫秒,然后响应播放器播放失败
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extern const string kMaxStreamWaitTimeMS;
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//是否启动虚拟主机
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extern const string kEnableVhost;
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//超低延时模式,默认打开,打开后会降低延时但是转发性能会稍差
extern const string kUltraLowDelay;
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//拉流代理时是否添加静音音频
extern const string kAddMuteAudio;
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//拉流代理时如果断流再重连成功是否删除前一次的媒体流数据,如果删除将重新开始,
//如果不删除将会接着上一次的数据继续写(录制hls/mp4时会继续在前一个文件后面写)
extern const string kResetWhenRePlay;
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//是否默认推流时转换成rtsp或rtmp,hook接口(on_publish)中可以覆盖该设置
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extern const string kPublishToRtxp ;
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//是否默认推流时转换成hls,hook接口(on_publish)中可以覆盖该设置
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extern const string kPublishToHls ;
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//是否默认推流时mp4录像,hook接口(on_publish)中可以覆盖该设置
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extern const string kPublishToMP4 ;
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}//namespace General


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////////////HTTP配置///////////
namespace Http {
//http 文件发送缓存大小
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extern const string kSendBufSize;
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//http 最大请求字节数
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extern const string kMaxReqSize;
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//http keep-alive秒数
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extern const string kKeepAliveSecond;
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//http 字符编码
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extern const string kCharSet;
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//http 服务器根目录
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extern const string kRootPath;
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//http 404错误提示内容
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extern const string kNotFound;
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}//namespace Http

////////////SHELL配置///////////
namespace Shell {
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extern const string kMaxReqSize;
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} //namespace Shell

////////////RTSP服务器配置///////////
namespace Rtsp {
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//是否优先base64方式认证?默认Md5方式认证
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extern const string kAuthBasic;
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//握手超时时间,默认15秒
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extern const string kHandshakeSecond;
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//维持链接超时时间,默认15秒
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extern const string kKeepAliveSecond;
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//rtsp拉流代理是否直接代理
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//直接代理后支持任意编码格式,但是会导致GOP缓存无法定位到I帧,可能会导致开播花屏
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//并且如果是tcp方式拉流,如果rtp大于mtu会导致无法使用udp方式代理
//假定您的拉流源地址不是264或265或AAC,那么你可以使用直接代理的方式来支持rtsp代理
//默认开启rtsp直接代理,rtmp由于没有这些问题,是强制开启直接代理的
extern const string kDirectProxy;
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//rtsp推流是否修改时间戳
extern const string kModifyStamp;
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} //namespace Rtsp

////////////RTMP服务器配置///////////
namespace Rtmp {
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extern const string kModifyStamp;
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//握手超时时间,默认15秒
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extern const string kHandshakeSecond;
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//维持链接超时时间,默认15秒
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extern const string kKeepAliveSecond;
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} //namespace RTMP


////////////RTP配置///////////
namespace Rtp {
//RTP打包最大MTU,公网情况下更小
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extern const string kVideoMtuSize;
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//RTP打包最大MTU,公网情况下更小
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extern const string kAudioMtuSize;
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//RTP排序缓存最大个数
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extern const string kMaxRtpCount;
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//如果RTP序列正确次数累计达到该数字就启动清空排序缓存
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extern const string kClearCount;
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//最大RTP时间为13个小时,每13小时回环一次
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extern const string kCycleMS;
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} //namespace Rtsp

////////////组播配置///////////
namespace MultiCast {
//组播分配起始地址
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extern const string kAddrMin;
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//组播分配截止地址
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extern const string kAddrMax;
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//组播TTL
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extern const string kUdpTTL;
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} //namespace MultiCast

////////////录像配置///////////
namespace Record {
//查看录像的应用名称
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extern const string kAppName;
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//每次流化MP4文件的时长,单位毫秒
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extern const string kSampleMS;
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//MP4文件录制大小,默认一个小时
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extern const string kFileSecond;
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//录制文件路径
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extern const string kFilePath;
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//mp4文件写缓存大小
extern const string kFileBufSize;
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//mp4录制完成后是否进行二次关键帧索引写入头部
extern const string kFastStart;
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//mp4文件是否重头循环读取
extern const string kFileRepeat;
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} //namespace Record

////////////HLS相关配置///////////
namespace Hls {
//HLS切片时长,单位秒
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extern const string kSegmentDuration;
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//m3u8文件中HLS切片个数,如果设置为0,则不删除切片,而是保存为点播
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extern const string kSegmentNum;
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//HLS切片从m3u8文件中移除后,继续保留在磁盘上的个数
extern const string kSegmentRetain;
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//HLS文件写缓存大小
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extern const string kFileBufSize;
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//录制文件路径
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extern const string kFilePath;
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} //namespace Hls

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////////////Rtp代理相关配置///////////
namespace RtpProxy {
//rtp调试数据保存目录,置空则不生成
extern const string kDumpDir;
//是否限制udp数据来源ip和端口
extern const string kCheckSource;
//rtp类型,支持MP2P/MP4V-ES
extern const string kRtpType;
//rtp接收超时时间
extern const string kTimeoutSec;
} //namespace RtpProxy
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/**
 * rtsp/rtmp播放器、推流器相关设置名,
 * 这些设置项都不是配置文件用
 * 只用于设置某个播放器或推流器实例用
 */
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namespace Client {
//指定网卡ip
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extern const string kNetAdapter;
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//设置rtp传输类型,可选项有0(tcp,默认)、1(udp)、2(组播)
//设置方法:player[PlayerBase::kRtpType] = 0/1/2;
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extern const string kRtpType;
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//rtsp认证用户名
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extern const string kRtspUser;
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//rtsp认证用用户密码,可以是明文也可以是md5,md5密码生成方式 md5(username:realm:password)
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extern const string kRtspPwd;
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//rtsp认证用用户密码是否为md5类型
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extern const string kRtspPwdIsMD5;
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//握手超时时间,默认10,000 毫秒
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extern const string kTimeoutMS;
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//rtp/rtmp包接收超时时间,默认5000秒
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extern const string kMediaTimeoutMS;
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//rtsp/rtmp心跳时间,默认5000毫秒
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extern const string kBeatIntervalMS;
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//Track编码格式探测最大时间,单位毫秒,默认2000
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extern const string kMaxAnalysisMS;
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}
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}  // namespace mediakit
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#endif /* COMMON_CONFIG_H */