57 lines
2.0 KiB
C++
57 lines
2.0 KiB
C++
/**********
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This library is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 3 of the License, or (at your
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option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this library; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**********/
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// "liveMedia"
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// Copyright (c) 1996-2024 Live Networks, Inc. All rights reserved.
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// A filter that breaks up an MPEG 1 or 2 video elementary stream into
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// frames for: Video_Sequence_Header, GOP_Header, Picture_Header
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// C++ header
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#ifndef _MPEG_1OR2_VIDEO_STREAM_FRAMER_HH
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#define _MPEG_1OR2_VIDEO_STREAM_FRAMER_HH
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#ifndef _MPEG_VIDEO_STREAM_FRAMER_HH
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#include "MPEGVideoStreamFramer.hh"
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#endif
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class LIVEMEDIA_API MPEG1or2VideoStreamFramer: public MPEGVideoStreamFramer {
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public:
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static MPEG1or2VideoStreamFramer*
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createNew(UsageEnvironment& env, FramedSource* inputSource,
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Boolean iFramesOnly = False,
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double vshPeriod = 5.0
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/* how often (in seconds) to inject a Video_Sequence_Header,
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if one doesn't already appear in the stream */);
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protected:
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MPEG1or2VideoStreamFramer(UsageEnvironment& env,
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FramedSource* inputSource,
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Boolean iFramesOnly, double vshPeriod,
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Boolean createParser = True);
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// called only by createNew(), or by subclass constructors
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virtual ~MPEG1or2VideoStreamFramer();
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private:
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// redefined virtual functions:
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virtual Boolean isMPEG1or2VideoStreamFramer() const;
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private:
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double getCurrentPTS() const;
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friend class MPEG1or2VideoStreamParser; // hack
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};
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#endif
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