MP3AudioMatroskaFileServerMediaSubsession.hh

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FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
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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 an MP3 audio track within a Matroska file.
// (Actually, MPEG-1 or MPEG-2 audio should also work.)
// C++ header
 
#ifndef _MP3_AUDIO_MATROSKA_FILE_SERVER_MEDIA_SUBSESSION_HH
#define _MP3_AUDIO_MATROSKA_FILE_SERVER_MEDIA_SUBSESSION_HH
 
#ifndef _MP3_AUDIO_FILE_SERVER_MEDIA_SUBSESSION_HH
#include "MP3AudioFileServerMediaSubsession.hh"
#endif
#ifndef _MATROSKA_FILE_SERVER_DEMUX_HH
#include "MatroskaFileServerDemux.hh"
#endif
 
class MP3AudioMatroskaFileServerMediaSubsession: public MP3AudioFileServerMediaSubsession {
public:
  static MP3AudioMatroskaFileServerMediaSubsession*
  createNew(MatroskaFileServerDemux& demux, MatroskaTrack* track,
            Boolean generateADUs = False, Interleaving* interleaving = NULL);
      // Note: "interleaving" is used only if "generateADUs" is True,
      // (and a value of NULL means 'no interleaving')
 
private:
  MP3AudioMatroskaFileServerMediaSubsession(MatroskaFileServerDemux& demux, MatroskaTrack* track,
                                            Boolean generateADUs, Interleaving* interleaving);
      // called only by createNew();
  virtual ~MP3AudioMatroskaFileServerMediaSubsession();
 
private: // redefined virtual functions
  virtual void seekStreamSource(FramedSource* inputSource, double& seekNPT, double streamDuration, u_int64_t& numBytes);
  virtual FramedSource* createNewStreamSource(unsigned clientSessionId,
                                              unsigned& estBitrate);
 
private:
  MatroskaFileServerDemux& fOurDemux;
  unsigned fTrackNumber;
};
 
#endif