// virtual void capture(bool bb = false);
void addObserver(EngineObserver* o);
void setVideoSrc(VideoSrcType type, const std::string& url);
+ // stream the video source as http, return the url
+ std::string setPreview(bool isPreview, bool showBB = false){return "";}
protected:
friend class MultiTracker;
- void onStatusChanged();
void onPersonsIn(const std::vector<Person>& p);
void onPersonsOut(const std::vector<Person>& p);