| /********** |
| This library is free software; you can redistribute it and/or modify it under |
| the terms of the GNU Lesser General Public License as published by the |
| Free Software Foundation; either version 3 of the License, or (at your |
| option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.) |
| |
| This library is distributed in the hope that it will be useful, but WITHOUT |
| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for |
| more details. |
| |
| You should have received a copy of the GNU Lesser General Public License |
| along with this library; if not, write to the Free Software Foundation, Inc., |
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| **********/ |
| // "liveMedia" |
| // Copyright (c) 1996-2020 Live Networks, Inc. All rights reserved. |
| // A server demultiplexer for a MPEG 1 or 2 Program Stream |
| // C++ header |
| |
| #ifndef _MPEG_1OR2_FILE_SERVER_DEMUX_HH |
| #define _MPEG_1OR2_FILE_SERVER_DEMUX_HH |
| |
| #ifndef _SERVER_MEDIA_SESSION_HH |
| #include "ServerMediaSession.hh" |
| #endif |
| #ifndef _MPEG_1OR2_DEMUXED_ELEMENTARY_STREAM_HH |
| #include "MPEG1or2DemuxedElementaryStream.hh" |
| #endif |
| |
| class MPEG1or2FileServerDemux: public Medium { |
| public: |
| static MPEG1or2FileServerDemux* |
| createNew(UsageEnvironment& env, char const* fileName, Boolean reuseFirstSource); |
| |
| ServerMediaSubsession* newAudioServerMediaSubsession(); // MPEG-1 or 2 audio |
| ServerMediaSubsession* newVideoServerMediaSubsession(Boolean iFramesOnly = False, |
| double vshPeriod = 5.0 |
| /* how often (in seconds) to inject a Video_Sequence_Header, |
| if one doesn't already appear in the stream */); |
| ServerMediaSubsession* newAC3AudioServerMediaSubsession(); // AC-3 audio (from VOB) |
| |
| unsigned fileSize() const { return fFileSize; } |
| float fileDuration() const { return fFileDuration; } |
| |
| private: |
| MPEG1or2FileServerDemux(UsageEnvironment& env, char const* fileName, |
| Boolean reuseFirstSource); |
| // called only by createNew(); |
| virtual ~MPEG1or2FileServerDemux(); |
| |
| private: |
| friend class MPEG1or2DemuxedServerMediaSubsession; |
| MPEG1or2DemuxedElementaryStream* newElementaryStream(unsigned clientSessionId, |
| u_int8_t streamIdTag); |
| |
| private: |
| char const* fFileName; |
| unsigned fFileSize; |
| float fFileDuration; |
| Boolean fReuseFirstSource; |
| MPEG1or2Demux* fSession0Demux; |
| MPEG1or2Demux* fLastCreatedDemux; |
| unsigned fLastClientSessionId; |
| }; |
| |
| #endif |