MatroskaFileServerMediaSubsession.hh

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// "liveMedia"
// Copyright (c) 1996-2024 Live Networks, Inc.  All rights reserved.
// A 'ServerMediaSubsession' object that creates new, unicast, "RTPSink"s
// on demand, from a track within a Matroska file.
// C++ header
 
#ifndef _MATROSKA_FILE_SERVER_MEDIA_SUBSESSION_HH
#define _MATROSKA_FILE_SERVER_MEDIA_SUBSESSION_HH
 
#ifndef _FILE_SERVER_MEDIA_SUBSESSION_HH
#include "FileServerMediaSubsession.hh"
#endif
#ifndef _MATROSKA_FILE_SERVER_DEMUX_HH
#include "MatroskaFileServerDemux.hh"
#endif
 
class MatroskaFileServerMediaSubsession: public FileServerMediaSubsession {
public:
  static MatroskaFileServerMediaSubsession*
  createNew(MatroskaFileServerDemux& demux, MatroskaTrack* track);
 
protected:
  MatroskaFileServerMediaSubsession(MatroskaFileServerDemux& demux, MatroskaTrack* track);
      // called only by createNew(), or by subclass constructors
  virtual ~MatroskaFileServerMediaSubsession();
 
protected: // redefined virtual functions
  virtual float duration() const;
  virtual void seekStreamSource(FramedSource* inputSource, double& seekNPT, double streamDuration, u_int64_t& numBytes);
  virtual FramedSource* createNewStreamSource(unsigned clientSessionId,
                                              unsigned& estBitrate);
  virtual RTPSink* createNewRTPSink(Groupsock* rtpGroupsock, unsigned char rtpPayloadTypeIfDynamic, FramedSource* inputSource);
 
protected:
  MatroskaFileServerDemux& fOurDemux;
  MatroskaTrack* fTrack;
  unsigned fNumFiltersInFrontOfTrack;
};
 
#endif