1/**********
2This library is free software; you can redistribute it and/or modify it under
3the terms of the GNU Lesser General Public License as published by the
4Free Software Foundation; either version 3 of the License, or (at your
5option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
6
7This library is distributed in the hope that it will be useful, but WITHOUT
8ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
9FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
10more details.
11
12You should have received a copy of the GNU Lesser General Public License
13along with this library; if not, write to the Free Software Foundation, Inc.,
1451 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15**********/
16// "liveMedia"
17// Copyright (c) 1996-2020 Live Networks, Inc. All rights reserved.
18// A 'ServerMediaSubsession' object that creates new, unicast, "RTPSink"s
19// on demand, from a track within a Matroska file.
20// C++ header
21
22#ifndef _MATROSKA_FILE_SERVER_MEDIA_SUBSESSION_HH
23#define _MATROSKA_FILE_SERVER_MEDIA_SUBSESSION_HH
24
25#ifndef _FILE_SERVER_MEDIA_SUBSESSION_HH
26#include "FileServerMediaSubsession.hh"
27#endif
28#ifndef _MATROSKA_FILE_SERVER_DEMUX_HH
29#include "MatroskaFileServerDemux.hh"
30#endif
31
32class MatroskaFileServerMediaSubsession: public FileServerMediaSubsession {
33public:
34 static MatroskaFileServerMediaSubsession*
35 createNew(MatroskaFileServerDemux& demux, MatroskaTrack* track);
36
37protected:
38 MatroskaFileServerMediaSubsession(MatroskaFileServerDemux& demux, MatroskaTrack* track);
39 // called only by createNew(), or by subclass constructors
40 virtual ~MatroskaFileServerMediaSubsession();
41
42protected: // redefined virtual functions
43 virtual float duration() const;
44 virtual void seekStreamSource(FramedSource* inputSource, double& seekNPT, double streamDuration, u_int64_t& numBytes);
45 virtual FramedSource* createNewStreamSource(unsigned clientSessionId,
46 unsigned& estBitrate);
47 virtual RTPSink* createNewRTPSink(Groupsock* rtpGroupsock, unsigned char rtpPayloadTypeIfDynamic, FramedSource* inputSource);
48
49protected:
50 MatroskaFileServerDemux& fOurDemux;
51 MatroskaTrack* fTrack;
52 unsigned fNumFiltersInFrontOfTrack;
53};
54
55#endif
56