添加流创建时间、在线时间

src/Common/MediaSource.cpp

@@ -43,6 +43,7 @@ MediaSource::MediaSource(const string &schema, const string &vhost, const string
     _schema = schema;
     _app = app;
     _stream_id = stream_id;
+    _create_stamp = time(NULL);
 }
 
 MediaSource::~MediaSource() {
@@ -70,6 +71,15 @@ int MediaSource::getBytesSpeed(){
     return _speed.getSpeed();
 }
 
+uint64_t MediaSource::getCreateStamp() const {
+    return _create_stamp;
+}
+
+uint64_t MediaSource::getAliveSecond() const {
+    //使用Ticker对象获取存活时间的目的是防止修改系统时间导致回退
+    return _ticker.createdTime() / 1000;
+}
+
 vector<Track::Ptr> MediaSource::getTracks(bool ready) const {
     auto listener = _listener.lock();
     if(!listener){