ZLMediaKit/src/Rtsp/RtspMediaSource.cpp

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2017-04-01 16:35:56 +08:00
/*
* MediaSource.h
*
* Created on: 2016810
* Author: xzl
*/
#include "RtspMediaSource.h"
#include "MedaiFile/MediaReader.h"
using namespace ZL::MediaFile;
namespace ZL {
namespace Rtsp {
recursive_mutex RtspMediaSource::g_mtxMediaSrc;
unordered_map<string, unordered_map<string, weak_ptr<RtspMediaSource> > > RtspMediaSource::g_mapMediaSrc;
RtspMediaSource::Ptr RtspMediaSource::find(const string &strApp, const string &strId,bool bMake) {
//查找某一媒体源,找到后返回
lock_guard<recursive_mutex> lock(g_mtxMediaSrc);
auto itApp = g_mapMediaSrc.find(strApp);
if (itApp == g_mapMediaSrc.end()) {
return bMake ? MediaReader::onMakeRtsp(strApp, strId) : nullptr;
}
auto itId = itApp->second.find(strId);
if (itId == itApp->second.end()) {
return bMake ? MediaReader::onMakeRtsp(strApp, strId) : nullptr;
}
auto ret = itId->second.lock();
if(ret){
return ret;
}
itApp->second.erase(itId);
if (itApp->second.size() == 0) {
g_mapMediaSrc.erase(itApp);
}
return bMake ? MediaReader::onMakeRtsp(strApp, strId) : nullptr;
}
} /* namespace Rtsp */
} /* namespace ZL */