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| | | /********** |
| | | 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) 1996-2017 Live Networks, Inc. All rights reserved. |
| | | // A MPEG 1 or 2 Elementary Stream, demultiplexed from a Program Stream |
| | | // C++ header |
| | | |
| | | #ifndef _MPEG_1OR2_DEMUXED_ELEMENTARY_STREAM_HH |
| | | #define _MPEG_1OR2_DEMUXED_ELEMENTARY_STREAM_HH |
| | | |
| | | #ifndef _MPEG_1OR2_DEMUX_HH |
| | | #include "MPEG1or2Demux.hh" |
| | | #endif |
| | | |
| | | class MPEG1or2DemuxedElementaryStream: public FramedSource { |
| | | public: |
| | | MPEG1or2Demux::SCR lastSeenSCR() const { return fLastSeenSCR; } |
| | | |
| | | unsigned char mpegVersion() const { return fMPEGversion; } |
| | | |
| | | MPEG1or2Demux& sourceDemux() const { return fOurSourceDemux; } |
| | | |
| | | private: // We are created only by a MPEG1or2Demux (a friend) |
| | | MPEG1or2DemuxedElementaryStream(UsageEnvironment& env, |
| | | u_int8_t streamIdTag, |
| | | MPEG1or2Demux& sourceDemux); |
| | | virtual ~MPEG1or2DemuxedElementaryStream(); |
| | | |
| | | private: |
| | | // redefined virtual functions: |
| | | virtual void doGetNextFrame(); |
| | | virtual void doStopGettingFrames(); |
| | | virtual char const* MIMEtype() const; |
| | | virtual unsigned maxFrameSize() const; |
| | | |
| | | private: |
| | | static void afterGettingFrame(void* clientData, |
| | | unsigned frameSize, unsigned numTruncatedBytes, |
| | | struct timeval presentationTime, |
| | | unsigned durationInMicroseconds); |
| | | |
| | | void afterGettingFrame1(unsigned frameSize, unsigned numTruncatedBytes, |
| | | struct timeval presentationTime, |
| | | unsigned durationInMicroseconds); |
| | | |
| | | private: |
| | | u_int8_t fOurStreamIdTag; |
| | | MPEG1or2Demux& fOurSourceDemux; |
| | | char const* fMIMEtype; |
| | | MPEG1or2Demux::SCR fLastSeenSCR; |
| | | unsigned char fMPEGversion; |
| | | |
| | | friend class MPEG1or2Demux; |
| | | }; |
| | | |
| | | #endif |