77 lines
2.9 KiB
C++
77 lines
2.9 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 media sink that takes - as input - a MPEG Transport Stream, and outputs a series
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// of MPEG Transport Stream files, each representing a segment of the input stream,
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// suitable for HLS (Apple's "HTTP Live Streaming").
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// C++ header
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#ifndef _HLS_SEGMENTER_HH
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#define _HLS_SEGMENTER_HH
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#ifndef _MEDIA_SINK_HH
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#include "MediaSink.hh"
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#endif
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class LIVEMEDIA_API HLSSegmenter: public MediaSink {
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public:
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typedef void (onEndOfSegmentFunc)(void* clientData,
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char const* segmentFileName, double segmentDuration);
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static HLSSegmenter* createNew(UsageEnvironment& env,
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unsigned segmentationDuration, char const* fileNamePrefix,
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onEndOfSegmentFunc* onEndOfSegmentFunc = NULL,
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void* onEndOfSegmentClientData = NULL);
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private:
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HLSSegmenter(UsageEnvironment& env, unsigned segmentationDuration, char const* fileNamePrefix,
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onEndOfSegmentFunc* onEndOfSegmentFunc, void* onEndOfSegmentClientData);
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// called only by createNew()
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virtual ~HLSSegmenter();
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static void ourEndOfSegmentHandler(void* clientData, double segmentDuration);
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void ourEndOfSegmentHandler(double segmentDuration);
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Boolean openNextOutputSegment();
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static void afterGettingFrame(void* clientData, unsigned frameSize,
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unsigned numTruncatedBytes,
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struct timeval presentationTime,
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unsigned durationInMicroseconds);
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virtual void afterGettingFrame(unsigned frameSize,
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unsigned numTruncatedBytes);
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static void ourOnSourceClosure(void* clientData);
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void ourOnSourceClosure();
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private: // redefined virtual functions:
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virtual Boolean sourceIsCompatibleWithUs(MediaSource& source);
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virtual Boolean continuePlaying();
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private:
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unsigned fSegmentationDuration;
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char const* fFileNamePrefix;
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onEndOfSegmentFunc* fOnEndOfSegmentFunc;
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void* fOnEndOfSegmentClientData;
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Boolean fHaveConfiguredUpstreamSource;
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unsigned fCurrentSegmentCounter;
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char* fOutputSegmentFileName;
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FILE* fOutFid;
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unsigned char* fOutputFileBuffer;
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};
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#endif
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