/usr/include/liveMedia/MP3AudioFileServerMediaSubsession.hh is in liblivemedia-dev 2014.01.13-1.
This file is owned by root:root, with mode 0o644.
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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 2.1 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) 1996-2014 Live Networks, Inc. All rights reserved.
// A 'ServerMediaSubsession' object that creates new, unicast, "RTPSink"s
// on demand, from an MP3 audio file.
// (Actually, any MPEG-1 or MPEG-2 audio file should work.)
// C++ header
#ifndef _MP3_AUDIO_FILE_SERVER_MEDIA_SUBSESSION_HH
#define _MP3_AUDIO_FILE_SERVER_MEDIA_SUBSESSION_HH
#ifndef _FILE_SERVER_MEDIA_SUBSESSION_HH
#include "FileServerMediaSubsession.hh"
#endif
#ifndef _MP3_ADU_INTERLEAVING_HH
#include "MP3ADUinterleaving.hh"
#endif
#ifndef _MP3_ADU_HH
#include "MP3ADU.hh"
#endif
class MP3AudioFileServerMediaSubsession: public FileServerMediaSubsession{
public:
static MP3AudioFileServerMediaSubsession*
createNew(UsageEnvironment& env, char const* fileName, Boolean reuseFirstSource,
Boolean generateADUs, Interleaving* interleaving);
// Note: "interleaving" is used only if "generateADUs" is True,
// (and a value of NULL means 'no interleaving')
protected:
MP3AudioFileServerMediaSubsession(UsageEnvironment& env,
char const* fileName, Boolean reuseFirstSource,
Boolean generateADUs,
Interleaving* interleaving);
// called only by createNew();
virtual ~MP3AudioFileServerMediaSubsession();
FramedSource* createNewStreamSourceCommon(FramedSource* baseMP3Source, unsigned mp3NumBytes, unsigned& estBitrate);
void getBaseStreams(FramedSource* frontStream,
FramedSource*& sourceMP3Stream, ADUFromMP3Source*& aduStream/*if any*/);
protected: // redefined virtual functions
virtual void seekStreamSource(FramedSource* inputSource, double& seekNPT, double streamDuration, u_int64_t& numBytes);
virtual void setStreamSourceScale(FramedSource* inputSource, float scale);
virtual FramedSource* createNewStreamSource(unsigned clientSessionId,
unsigned& estBitrate);
virtual RTPSink* createNewRTPSink(Groupsock* rtpGroupsock,
unsigned char rtpPayloadTypeIfDynamic,
FramedSource* inputSource);
virtual void testScaleFactor(float& scale);
virtual float duration() const;
protected:
Boolean fGenerateADUs;
Interleaving* fInterleaving;
float fFileDuration;
};
#endif
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