live: AC3AudioStreamFramer Class Reference

typedef void( FramedSource::afterGettingFunc)(void *clientData, unsigned frameSize, unsigned numTruncatedBytes, struct timeval presentationTime, unsigned durationInMicroseconds) [inherited]

Definition at line 36 of file FramedSource.hh.

typedef void( FramedSource::onCloseFunc)(void *clientData) [inherited]

Definition at line 40 of file FramedSource.hh.

AC3AudioStreamFramer::AC3AudioStreamFramer	(	UsageEnvironment &	env,
		FramedSource *	inputSource,
		unsigned char	streamCode
	)			`[private]`

Definition at line 85 of file AC3AudioStreamFramer.cpp.

References AC3AudioStreamParser, fNextFramePresentationTime, fParser, FramedFilter::inputSource(), and NULL.

Referenced by createNew().

00088   : FramedFilter(env, inputSource), fOurStreamCode(streamCode) {
00089   // Use the current wallclock time as the initial 'presentation time':
00090   gettimeofday(&fNextFramePresentationTime, NULL);
00091 
00092   fParser = new AC3AudioStreamParser(this, inputSource);
00093 }

AC3AudioStreamFramer::~AC3AudioStreamFramer ( ) [private, virtual]

Definition at line 95 of file AC3AudioStreamFramer.cpp.

References fParser.

00095                                             {
00096   delete fParser;
00097 }

AC3AudioStreamFramer * AC3AudioStreamFramer::createNew	(	UsageEnvironment &	env,
		FramedSource *	inputSource,
		unsigned char	streamCode = `0`
	)			`[static]`

Definition at line 100 of file AC3AudioStreamFramer.cpp.

References AC3AudioStreamFramer(), env, and FramedFilter::inputSource().

Referenced by MPEG1or2DemuxedServerMediaSubsession::createNewStreamSource(), and AC3AudioFileServerMediaSubsession::createNewStreamSource().

00102                                                           {
00103   // Need to add source type checking here???  #####
00104   return new AC3AudioStreamFramer(env, inputSource, streamCode);
00105 }

unsigned AC3AudioStreamFramer::samplingRate ( )

Definition at line 107 of file AC3AudioStreamFramer.cpp.

References AC3AudioStreamParser::currentFrame(), fParser, AC3AudioStreamParser::haveParsedAFrame(), AC3AudioStreamParser::readAndSaveAFrame(), and AC3FrameParams::samplingFreq.

00107                                             {
00108   if (!fParser->haveParsedAFrame()) {
00109     // Because we haven't yet parsed a frame, we don't yet know the input
00110     // stream's sampling rate.  So, we first need to read a frame
00111     // (into a special buffer that we keep around for later use).
00112     fParser->readAndSaveAFrame();
00113   }
00114 
00115   return fParser->currentFrame().samplingFreq;
00116 }

void AC3AudioStreamFramer::flushInput ( )

Definition at line 118 of file AC3AudioStreamFramer.cpp.

References StreamParser::flushInput(), and fParser.

00118                                       {
00119   fParser->flushInput();
00120 }

void AC3AudioStreamFramer::handleNewData	(	void *	clientData,
		unsigned char *	ptr,
		unsigned	size,
		struct timeval	presentationTime
	)			`[static, private]`

Definition at line 145 of file AC3AudioStreamFramer.cpp.

References handleNewData().

Referenced by handleNewData().

00146                                                      {
00147   AC3AudioStreamFramer* framer = (AC3AudioStreamFramer*)clientData;
00148   framer->handleNewData(ptr, size);
00149 }

void AC3AudioStreamFramer::handleNewData	(	unsigned char *	ptr,
		unsigned	size
	)			`[private]`

Definition at line 152 of file AC3AudioStreamFramer.cpp.

References fOurStreamCode, fParser, parseNextFrame(), and AC3AudioStreamParser::testStreamCode().

00152                                                  {
00153   fParser->testStreamCode(fOurStreamCode, ptr, size);
00154 
00155   parseNextFrame();
00156 }

void AC3AudioStreamFramer::parseNextFrame ( ) [private]

Definition at line 158 of file AC3AudioStreamFramer.cpp.

References FramedSource::afterGetting(), currentFramePlayTime(), FramedSource::fDurationInMicroseconds, FramedSource::fFrameSize, fNextFramePresentationTime, FramedSource::fNumTruncatedBytes, fParser, FramedSource::fPresentationTime, MILLION, and AC3AudioStreamParser::parseFrame().

Referenced by doGetNextFrame(), and handleNewData().

00158                                           {
00159   unsigned acquiredFrameSize = fParser->parseFrame(fNumTruncatedBytes);
00160   if (acquiredFrameSize > 0) {
00161     // We were able to acquire a frame from the input.
00162     // It has already been copied to the reader's space.
00163     fFrameSize = acquiredFrameSize;
00164 
00165     // Also set the presentation time, and increment it for next time,
00166     // based on the length of this frame:
00167     fPresentationTime = fNextFramePresentationTime;
00168 
00169     struct timeval framePlayTime = currentFramePlayTime();
00170     fDurationInMicroseconds = framePlayTime.tv_sec*MILLION + framePlayTime.tv_usec;
00171     fNextFramePresentationTime.tv_usec += framePlayTime.tv_usec;
00172     fNextFramePresentationTime.tv_sec
00173       += framePlayTime.tv_sec + fNextFramePresentationTime.tv_usec/MILLION;
00174     fNextFramePresentationTime.tv_usec %= MILLION;
00175 
00176     // Call our own 'after getting' function.  Because we're not a 'leaf'
00177     // source, we can call this directly, without risking infinite recursion.
00178     afterGetting(this);
00179   } else {
00180     // We were unable to parse a complete frame from the input, because:
00181     // - we had to read more data from the source stream, or
00182     // - the source stream has ended.
00183   }
00184 }

void AC3AudioStreamFramer::doGetNextFrame ( ) [private, virtual]

Implements FramedSource.

Definition at line 122 of file AC3AudioStreamFramer.cpp.

References FramedSource::fMaxSize, fParser, FramedSource::fTo, parseNextFrame(), and AC3AudioStreamParser::registerReadInterest().

00122                                           {
00123   fParser->registerReadInterest(fTo, fMaxSize);
00124   parseNextFrame();
00125 }

struct timeval AC3AudioStreamFramer::currentFramePlayTime ( ) const [read, private]

Definition at line 129 of file AC3AudioStreamFramer.cpp.

References AC3AudioStreamParser::currentFrame(), fParser, MILLION, and AC3FrameParams::samplingFreq.

Referenced by parseNextFrame().

00129                                                                 {
00130   AC3FrameParams const& fr = fParser->currentFrame();
00131   unsigned const numSamples = 1536;
00132   unsigned const freq = fr.samplingFreq;
00133 
00134   // result is numSamples/freq
00135   unsigned const uSeconds = (freq == 0) ? 0
00136     : ((numSamples*2*MILLION)/freq + 1)/2; // rounds to nearest integer
00137 
00138   struct timeval result;
00139   result.tv_sec = uSeconds/MILLION;
00140   result.tv_usec = uSeconds%MILLION;
00141   return result;
00142 }

FramedSource* FramedFilter::inputSource ( ) const [inline, inherited]

Definition at line 30 of file FramedFilter.hh.

References FramedFilter::fInputSource.

00030 { return fInputSource; }

void FramedFilter::detachInputSource ( ) [inline, inherited]

Definition at line 33 of file FramedFilter.hh.

References FramedFilter::fInputSource, and NULL.

Referenced by H264FUAFragmenter::~H264FUAFragmenter(), and T140IdleFilter::~T140IdleFilter().

00033 { fInputSource = NULL; }

char const * FramedFilter::MIMEtype ( ) const [protected, virtual, inherited]

Reimplemented from MediaSource.

Reimplemented in ADUFromMP3Source, and MP3FromADUSource.

Definition at line 39 of file FramedFilter.cpp.

References FramedFilter::fInputSource, MediaSource::MIMEtype(), and NULL.

00039                                          {
00040   if (fInputSource == NULL) return "";
00041 
00042   return fInputSource->MIMEtype();
00043 }

void FramedFilter::getAttributes ( ) const [protected, virtual, inherited]

Reimplemented from MediaSource.

Reimplemented in MP3ADUTranscoder.

Definition at line 45 of file FramedFilter.cpp.

References FramedFilter::fInputSource, MediaSource::getAttributes(), and NULL.

00045                                        {
00046   if (fInputSource != NULL) fInputSource->getAttributes();
00047 }

void FramedFilter::doStopGettingFrames ( ) [protected, virtual, inherited]

Reimplemented from FramedSource.

Reimplemented in MPEG2TransportStreamFramer, MPEG2TransportStreamTrickModeFilter, T140IdleFilter, and QCELPDeinterleaver.

Definition at line 49 of file FramedFilter.cpp.

References FramedFilter::fInputSource, NULL, and FramedSource::stopGettingFrames().

Referenced by T140IdleFilter::doStopGettingFrames(), MPEG2TransportStreamTrickModeFilter::doStopGettingFrames(), and MPEG2TransportStreamFramer::doStopGettingFrames().

00049                                        {
00050   if (fInputSource != NULL) fInputSource->stopGettingFrames();
00051 }

Boolean FramedSource::lookupByName	(	UsageEnvironment &	env,
		char const *	sourceName,
		FramedSource *&	resultSource
	)			`[static, inherited]`

Definition at line 41 of file FramedSource.cpp.

References env, False, MediaSource::isFramedSource(), MediaSource::lookupByName(), NULL, and True.

Referenced by MP3ADUinterleaverBase::getInputSource().

00042                                                                 {
00043   resultSource = NULL; // unless we succeed
00044 
00045   MediaSource* source;
00046   if (!MediaSource::lookupByName(env, sourceName, source)) return False;
00047 
00048   if (!source->isFramedSource()) {
00049     env.setResultMsg(sourceName, " is not a framed source");
00050     return False;
00051   }
00052 
00053   resultSource = (FramedSource*)source;
00054   return True;
00055 }

Boolean MediaSource::lookupByName	(	UsageEnvironment &	env,
		char const *	sourceName,
		MediaSource *&	resultSource
	)			`[static, inherited]`

Definition at line 65 of file MediaSource.cpp.

References env, False, Medium::isSource(), Medium::lookupByName(), NULL, and True.

Referenced by RTPSource::lookupByName(), and FramedSource::lookupByName().

00067                                                               {
00068   resultSource = NULL; // unless we succeed
00069 
00070   Medium* medium;
00071   if (!Medium::lookupByName(env, sourceName, medium)) return False;
00072 
00073   if (!medium->isSource()) {
00074     env.setResultMsg(sourceName, " is not a media source");
00075     return False;
00076   }
00077 
00078   resultSource = (MediaSource*)medium;
00079   return True;
00080 }

Boolean Medium::lookupByName	(	UsageEnvironment &	env,
		char const *	mediumName,
		Medium *&	resultMedium
	)			`[static, inherited]`

Definition at line 41 of file Media.cpp.

References env, False, MediaLookupTable::lookup(), NULL, MediaLookupTable::ourMedia(), UsageEnvironment::setResultMsg(), and True.

Referenced by ServerMediaSession::lookupByName(), RTSPServer::lookupByName(), RTSPClient::lookupByName(), RTCPInstance::lookupByName(), MediaSource::lookupByName(), MediaSink::lookupByName(), MediaSession::lookupByName(), and DarwinInjector::lookupByName().

00042                                                          {
00043   resultMedium = MediaLookupTable::ourMedia(env)->lookup(mediumName);
00044   if (resultMedium == NULL) {
00045     env.setResultMsg("Medium ", mediumName, " does not exist");
00046     return False;
00047   }
00048 
00049   return True;
00050 }

void FramedSource::getNextFrame	(	unsigned char *	to,
		unsigned	maxSize,
		afterGettingFunc *	afterGettingFunc,
		void *	afterGettingClientData,
		onCloseFunc *	onCloseFunc,
		void *	onCloseClientData
	)			`[inherited]`

Definition at line 57 of file FramedSource.cpp.

References FramedSource::doGetNextFrame(), Medium::envir(), FramedSource::fAfterGettingClientData, FramedSource::fAfterGettingFunc, FramedSource::fDurationInMicroseconds, FramedSource::fIsCurrentlyAwaitingData, FramedSource::fMaxSize, FramedSource::fNumTruncatedBytes, FramedSource::fOnCloseClientData, FramedSource::fOnCloseFunc, FramedSource::fTo, UsageEnvironment::internalError(), and True.

00061                                                          {
00062   // Make sure we're not already being read:
00063   if (fIsCurrentlyAwaitingData) {
00064     envir() << "FramedSource[" << this << "]::getNextFrame(): attempting to read more than once at the same time!\n";
00065     envir().internalError();
00066   }
00067 
00068   fTo = to;
00069   fMaxSize = maxSize;
00070   fNumTruncatedBytes = 0; // by default; could be changed by doGetNextFrame()
00071   fDurationInMicroseconds = 0; // by default; could be changed by doGetNextFrame()
00072   fAfterGettingFunc = afterGettingFunc;
00073   fAfterGettingClientData = afterGettingClientData;
00074   fOnCloseFunc = onCloseFunc;
00075   fOnCloseClientData = onCloseClientData;
00076   fIsCurrentlyAwaitingData = True;
00077 
00078   doGetNextFrame();
00079 }

void FramedSource::handleClosure ( void * clientData ) [static, inherited]

Definition at line 95 of file FramedSource.cpp.

References False, FramedSource::fIsCurrentlyAwaitingData, FramedSource::fOnCloseClientData, FramedSource::fOnCloseFunc, and NULL.

00095                                                  {
00096   FramedSource* source = (FramedSource*)clientData;
00097   source->fIsCurrentlyAwaitingData = False; // because we got a close instead
00098   if (source->fOnCloseFunc != NULL) {
00099     (*(source->fOnCloseFunc))(source->fOnCloseClientData);
00100   }
00101 }

void FramedSource::stopGettingFrames ( ) [inherited]

Definition at line 103 of file FramedSource.cpp.

References FramedSource::doStopGettingFrames(), False, and FramedSource::fIsCurrentlyAwaitingData.

Referenced by StreamReplicator::deactivateStreamReplica(), QCELPDeinterleaver::doStopGettingFrames(), MPEG2TransportStreamFromPESSource::doStopGettingFrames(), FramedFilter::doStopGettingFrames(), AMRDeinterleaver::doStopGettingFrames(), and MediaSink::stopPlaying().

00103                                      {
00104   fIsCurrentlyAwaitingData = False; // indicates that we can be read again
00105 
00106   // Perform any specialized action now:
00107   doStopGettingFrames();
00108 }

unsigned FramedSource::maxFrameSize ( ) const [virtual, inherited]

Reimplemented in MPEG1or2DemuxedElementaryStream.

Definition at line 116 of file FramedSource.cpp.

Referenced by StreamParser::ensureValidBytes1().

00116                                           {
00117   // By default, this source has no maximum frame size.
00118   return 0;
00119 }

Boolean FramedSource::isCurrentlyAwaitingData ( ) const [inline, inherited]

void FramedSource::afterGetting ( FramedSource * source ) [static, inherited]

Definition at line 81 of file FramedSource.cpp.

References FramedSource::fAfterGettingClientData, FramedSource::fAfterGettingFunc, False, FramedSource::fDurationInMicroseconds, FramedSource::fFrameSize, FramedSource::fIsCurrentlyAwaitingData, FramedSource::fNumTruncatedBytes, FramedSource::fPresentationTime, and NULL.

00081                                                     {
00082   source->fIsCurrentlyAwaitingData = False;
00083       // indicates that we can be read again
00084       // Note that this needs to be done here, in case the "fAfterFunc"
00085       // called below tries to read another frame (which it usually will)
00086 
00087   if (source->fAfterGettingFunc != NULL) {
00088     (*(source->fAfterGettingFunc))(source->fAfterGettingClientData,
00089                                    source->fFrameSize, source->fNumTruncatedBytes,
00090                                    source->fPresentationTime,
00091                                    source->fDurationInMicroseconds);
00092   }
00093 }

Boolean MediaSource::isRTPSource ( ) const [virtual, inherited]

Reimplemented in RTPSource.

Definition at line 43 of file MediaSource.cpp.

References False.

Referenced by RTPSource::lookupByName().

00043                                        {
00044   return False; // default implementation
00045 }

Boolean MediaSource::isMPEG1or2VideoStreamFramer ( ) const [virtual, inherited]

Reimplemented in MPEG1or2VideoStreamFramer.

Definition at line 46 of file MediaSource.cpp.

References False.

Referenced by MPEG1or2VideoRTPSink::sourceIsCompatibleWithUs().

00046                                                        {
00047   return False; // default implementation
00048 }

Boolean MediaSource::isMPEG4VideoStreamFramer ( ) const [virtual, inherited]

Reimplemented in MPEG4VideoStreamFramer.

Definition at line 49 of file MediaSource.cpp.

References False.

Referenced by MPEG4ESVideoRTPSink::sourceIsCompatibleWithUs().

00049                                                     {
00050   return False; // default implementation
00051 }

Boolean MediaSource::isH264VideoStreamFramer ( ) const [virtual, inherited]

Reimplemented in H264VideoStreamFramer.

Definition at line 52 of file MediaSource.cpp.

References False.

Referenced by H264VideoRTPSink::sourceIsCompatibleWithUs().

00052                                                    {
00053   return False; // default implementation
00054 }

Boolean MediaSource::isDVVideoStreamFramer ( ) const [virtual, inherited]

Reimplemented in DVVideoStreamFramer.

Definition at line 55 of file MediaSource.cpp.

References False.

Referenced by DVVideoRTPSink::sourceIsCompatibleWithUs().

00055                                                  {
00056   return False; // default implementation
00057 }

Boolean MediaSource::isJPEGVideoSource ( ) const [virtual, inherited]

Reimplemented in JPEGVideoSource.

Definition at line 58 of file MediaSource.cpp.

References False.

Referenced by JPEGVideoRTPSink::sourceIsCompatibleWithUs().

00058                                              {
00059   return False; // default implementation
00060 }

Boolean MediaSource::isAMRAudioSource ( ) const [virtual, inherited]

Reimplemented in AMRAudioSource.

Definition at line 61 of file MediaSource.cpp.

References False.

Referenced by AMRAudioRTPSink::sourceIsCompatibleWithUs(), and AMRAudioFileSink::sourceIsCompatibleWithUs().

00061                                             {
00062   return False; // default implementation
00063 }

void Medium::close	(	UsageEnvironment &	env,
		char const *	mediumName
	)			`[static, inherited]`

Definition at line 52 of file Media.cpp.

References env, MediaLookupTable::ourMedia(), and MediaLookupTable::remove().

Referenced by afterPlaying(), Medium::close(), closeMediaSinks(), OnDemandServerMediaSubsession::closeStreamSource(), continueAfterTEARDOWN(), WAVAudioFileSource::createNew(), QuickTimeFileSink::createNew(), QCELPAudioRTPSource::createNew(), MP3HTTPSource::createNew(), MP3FileSource::createNew(), AVIFileSink::createNew(), AMRAudioRTPSource::createNew(), WAVAudioFileServerMediaSubsession::createNewStreamSource(), MPEG1or2DemuxedServerMediaSubsession::createNewStreamSource(), MediaSubsession::deInitiate(), RTSPServerSupportingHTTPStreaming::RTSPClientSessionSupportingHTTPStreaming::handleHTTPCmd_StreamingGET(), MediaSubsession::initiate(), MPEG1or2ProgramStreamFileDuration(), MPEG1or2Demux::noteElementaryStreamDeletion(), ByteStreamMultiFileSource::onSourceClosure1(), StreamState::reclaim(), RTSPServer::removeServerMediaSession(), OnDemandServerMediaSubsession::sdpLines(), shutdownStream(), T140TextRTPSink::stopPlaying(), H264VideoRTPSink::stopPlaying(), subsessionAfterPlaying(), ClientTrickPlayState::updateStateOnScaleChange(), AMRDeinterleaver::~AMRDeinterleaver(), ByteStreamMultiFileSource::~ByteStreamMultiFileSource(), DarwinInjector::~DarwinInjector(), FramedFilter::~FramedFilter(), InputESSourceRecord::~InputESSourceRecord(), MatroskaFileParser::~MatroskaFileParser(), MatroskaFileServerDemux::~MatroskaFileServerDemux(), MPEG1or2Demux::~MPEG1or2Demux(), MPEG1or2FileServerDemux::~MPEG1or2FileServerDemux(), MPEG2TransportFileServerMediaSubsession::~MPEG2TransportFileServerMediaSubsession(), MPEG2TransportStreamFromPESSource::~MPEG2TransportStreamFromPESSource(), RTSPServerSupportingHTTPStreaming::RTSPClientSessionSupportingHTTPStreaming::~RTSPClientSessionSupportingHTTPStreaming(), ServerMediaSession::~ServerMediaSession(), ServerMediaSubsession::~ServerMediaSubsession(), StreamClientState::~StreamClientState(), and StreamReplicator::~StreamReplicator().

00052                                                           {
00053   MediaLookupTable::ourMedia(env)->remove(name);
00054 }

void Medium::close ( Medium * medium ) [static, inherited]

Definition at line 56 of file Media.cpp.

References Medium::close(), Medium::envir(), Medium::name(), and NULL.

00056                                  {
00057   if (medium == NULL) return;
00058 
00059   close(medium->envir(), medium->name());
00060 }

UsageEnvironment& Medium::envir ( ) const [inline, inherited]

Definition at line 59 of file Media.hh.

References Medium::fEnviron.

00059 {return fEnviron;}

char const* Medium::name ( ) const [inline, inherited]

Definition at line 61 of file Media.hh.

References Medium::fMediumName.

Referenced by QuickTimeFileSink::addAtom_hdlr2(), Medium::close(), MP3ADUTranscoder::createNew(), MP3FromADUSource::createNew(), ADUFromMP3Source::createNew(), and MP3FileSource::initializeStream().

00061 {return fMediumName;}

Boolean Medium::isSink ( ) const [virtual, inherited]

Reimplemented in MediaSink.

Definition at line 66 of file Media.cpp.

References False.

Referenced by MediaSink::lookupByName().

00066                              {
00067   return False; // default implementation
00068 }

Boolean Medium::isRTCPInstance ( ) const [virtual, inherited]

Reimplemented in RTCPInstance.

Definition at line 70 of file Media.cpp.

References False.

Referenced by RTCPInstance::lookupByName().

00070                                      {
00071   return False; // default implementation
00072 }

Boolean Medium::isRTSPClient ( ) const [virtual, inherited]

Reimplemented in RTSPClient.

Definition at line 74 of file Media.cpp.

References False.

Referenced by RTSPClient::lookupByName().

00074                                    {
00075   return False; // default implementation
00076 }

Boolean Medium::isRTSPServer ( ) const [virtual, inherited]

Reimplemented in RTSPServer.

Definition at line 78 of file Media.cpp.

References False.

Referenced by RTSPServer::lookupByName().

00078                                    {
00079   return False; // default implementation
00080 }

Boolean Medium::isMediaSession ( ) const [virtual, inherited]

Reimplemented in MediaSession.

Definition at line 82 of file Media.cpp.

References False.

Referenced by MediaSession::lookupByName().

00082                                      {
00083   return False; // default implementation
00084 }

Boolean Medium::isServerMediaSession ( ) const [virtual, inherited]

Reimplemented in ServerMediaSession.

Definition at line 86 of file Media.cpp.

References False.

Referenced by ServerMediaSession::lookupByName().

00086                                            {
00087   return False; // default implementation
00088 }

Boolean Medium::isDarwinInjector ( ) const [virtual, inherited]

Reimplemented in DarwinInjector.

Definition at line 90 of file Media.cpp.

References False.

Referenced by DarwinInjector::lookupByName().

00090                                        {
00091   return False; // default implementation
00092 }

TaskToken& Medium::nextTask ( ) [inline, protected, inherited]

friend class AC3AudioStreamParser [friend]

Definition at line 67 of file AC3AudioStreamFramer.hh.

Referenced by AC3AudioStreamFramer().

friend class MediaLookupTable [friend, inherited]

Definition at line 74 of file Media.hh.

struct timeval AC3AudioStreamFramer::fNextFramePresentationTime [read, private]

Definition at line 62 of file AC3AudioStreamFramer.hh.

Referenced by AC3AudioStreamFramer(), and parseNextFrame().

class AC3AudioStreamParser* AC3AudioStreamFramer::fParser [private]

Definition at line 65 of file AC3AudioStreamFramer.hh.

Referenced by AC3AudioStreamFramer(), currentFramePlayTime(), doGetNextFrame(), flushInput(), handleNewData(), parseNextFrame(), samplingRate(), and ~AC3AudioStreamFramer().

unsigned char AC3AudioStreamFramer::fOurStreamCode [private]

Definition at line 66 of file AC3AudioStreamFramer.hh.

Referenced by handleNewData().

FramedSource* FramedFilter::fInputSource [protected, inherited]

Definition at line 47 of file FramedFilter.hh.

Referenced by QCELPDeinterleaver::afterGettingFrame1(), MPEG2TransportStreamFramer::afterGettingFrame1(), MPEG2TransportStreamFramer::changeInputSource(), FramedFilter::detachInputSource(), EndianSwap16::doGetNextFrame(), HostFromNetworkOrder16::doGetNextFrame(), NetworkFromHostOrder16::doGetNextFrame(), PCMFromuLawAudioSource::doGetNextFrame(), uLawFromPCMAudioSource::doGetNextFrame(), T140IdleFilter::doGetNextFrame(), QCELPDeinterleaver::doGetNextFrame(), MPEG4VideoStreamDiscreteFramer::doGetNextFrame(), MPEG2TransportStreamFramer::doGetNextFrame(), MPEG2IFrameIndexFromTransportStream::doGetNextFrame(), MPEG1or2VideoStreamDiscreteFramer::doGetNextFrame(), MP3ADUTranscoder::doGetNextFrame(), MP3ADUdeinterleaver::doGetNextFrame(), MP3ADUinterleaver::doGetNextFrame(), MP3FromADUSource::doGetNextFrame(), ADUFromMP3Source::doGetNextFrame(), H264VideoStreamDiscreteFramer::doGetNextFrame(), H264FUAFragmenter::doGetNextFrame(), QCELPDeinterleaver::doStopGettingFrames(), FramedFilter::doStopGettingFrames(), MPEG2TransportStreamTrickModeFilter::forgetInputSource(), DVVideoStreamFramer::getAndDeliverData(), MP3ADUTranscoder::getAttributes(), FramedFilter::getAttributes(), DVVideoStreamFramer::getProfile(), FramedFilter::inputSource(), FramedFilter::MIMEtype(), MPEG2TransportStreamTrickModeFilter::readTransportPacket(), MPEG2TransportStreamTrickModeFilter::seekToTransportPacket(), and FramedFilter::~FramedFilter().

unsigned char* FramedSource::fTo [protected, inherited]

Definition at line 74 of file FramedSource.hh.

unsigned FramedSource::fMaxSize [protected, inherited]

Definition at line 75 of file FramedSource.hh.

Referenced by MPEG1or2VideoStreamDiscreteFramer::afterGettingFrame1(), MP3ADUTranscoder::afterGettingFrame1(), StreamReplica::copyReceivedFrame(), StreamReplicator::deactivateStreamReplica(), MPEG2TransportStreamMultiplexor::deliverDataToClient(), DeviceSource::deliverFrame(), T140IdleFilter::deliverFromBuffer(), MPEG2IFrameIndexFromTransportStream::deliverIndexRecord(), StreamReplicator::deliverReceivedFrame(), WAVAudioFileSource::doGetNextFrame(), EndianSwap16::doGetNextFrame(), HostFromNetworkOrder16::doGetNextFrame(), NetworkFromHostOrder16::doGetNextFrame(), PCMFromuLawAudioSource::doGetNextFrame(), uLawFromPCMAudioSource::doGetNextFrame(), QCELPDeinterleaver::doGetNextFrame(), MultiFramedRTPSource::doGetNextFrame(), MPEGVideoStreamFramer::doGetNextFrame(), MPEG4VideoStreamDiscreteFramer::doGetNextFrame(), MPEG2TransportStreamTrickModeFilter::doGetNextFrame(), MPEG2TransportStreamFramer::doGetNextFrame(), MPEG1or2VideoStreamDiscreteFramer::doGetNextFrame(), MPEG1or2DemuxedElementaryStream::doGetNextFrame(), MPEG1or2AudioStreamFramer::doGetNextFrame(), H264VideoStreamDiscreteFramer::doGetNextFrame(), H264FUAFragmenter::doGetNextFrame(), H263plusVideoStreamFramer::doGetNextFrame(), DVVideoStreamFramer::doGetNextFrame(), ByteStreamMultiFileSource::doGetNextFrame(), ByteStreamMemoryBufferSource::doGetNextFrame(), AMRDeinterleaver::doGetNextFrame(), AMRAudioFileSource::doGetNextFrame(), ADTSAudioFileSource::doGetNextFrame(), doGetNextFrame(), MultiFramedRTPSource::doGetNextFrame1(), MP3FileSource::doGetNextFrame1(), ADUFromMP3Source::doGetNextFrame1(), ByteStreamFileSource::doReadFromFile(), DVVideoStreamFramer::getAndDeliverData(), StreamReplicator::getNextFrame(), FramedSource::getNextFrame(), BasicUDPSource::incomingPacketHandler1(), MatroskaDemuxedTrack::maxSize(), MP3ADUdeinterleaver::releaseOutgoingFrame(), and MP3ADUinterleaver::releaseOutgoingFrame().

unsigned FramedSource::fFrameSize [protected, inherited]

Definition at line 76 of file FramedSource.hh.

Referenced by FramedSource::afterGetting(), StreamReplicator::afterGettingFrame(), ByteStreamMultiFileSource::afterGettingFrame(), EndianSwap16::afterGettingFrame1(), HostFromNetworkOrder16::afterGettingFrame1(), NetworkFromHostOrder16::afterGettingFrame1(), PCMFromuLawAudioSource::afterGettingFrame1(), uLawFromPCMAudioSource::afterGettingFrame1(), MPEG2TransportStreamFramer::afterGettingFrame1(), MPEG1or2DemuxedElementaryStream::afterGettingFrame1(), MP3ADUTranscoder::afterGettingFrame1(), H264VideoStreamDiscreteFramer::afterGettingFrame1(), MPEG2TransportStreamTrickModeFilter::attemptDeliveryToClient(), MPEGVideoStreamFramer::continueReadProcessing(), MPEG1or2AudioStreamFramer::continueReadProcessing(), H263plusVideoStreamFramer::continueReadProcessing(), StreamReplica::copyReceivedFrame(), MPEG2TransportStreamMultiplexor::deliverDataToClient(), T140IdleFilter::deliverEmptyFrame(), DeviceSource::deliverFrame(), T140IdleFilter::deliverFromBuffer(), MPEG2IFrameIndexFromTransportStream::deliverIndexRecord(), WAVAudioFileSource::doGetNextFrame(), QCELPDeinterleaver::doGetNextFrame(), MultiFramedRTPSource::doGetNextFrame(), MPEG2TransportStreamTrickModeFilter::doGetNextFrame(), MPEG2TransportStreamFramer::doGetNextFrame(), H264FUAFragmenter::doGetNextFrame(), DVVideoStreamFramer::doGetNextFrame(), ByteStreamMemoryBufferSource::doGetNextFrame(), AMRDeinterleaver::doGetNextFrame(), AMRAudioFileSource::doGetNextFrame(), ADTSAudioFileSource::doGetNextFrame(), MultiFramedRTPSource::doGetNextFrame1(), MP3FileSource::doGetNextFrame1(), ADUFromMP3Source::doGetNextFrame1(), ByteStreamFileSource::doReadFromFile(), MatroskaDemuxedTrack::frameSize(), MP3FromADUSource::generateFrameFromHeadADU(), DVVideoStreamFramer::getAndDeliverData(), BasicUDPSource::incomingPacketHandler1(), parseNextFrame(), MP3ADUdeinterleaver::releaseOutgoingFrame(), and MP3ADUinterleaver::releaseOutgoingFrame().

unsigned FramedSource::fNumTruncatedBytes [protected, inherited]

Definition at line 77 of file FramedSource.hh.

struct timeval FramedSource::fPresentationTime [read, protected, inherited]

Definition at line 78 of file FramedSource.hh.

unsigned FramedSource::fDurationInMicroseconds [protected, inherited]

Definition at line 79 of file FramedSource.hh.


Public Types
typedef void(	afterGettingFunc )(void *clientData, unsigned frameSize, unsigned numTruncatedBytes, struct timeval presentationTime, unsigned durationInMicroseconds)
typedef void(	onCloseFunc )(void *clientData)
Public Member Functions
unsigned	samplingRate ()
void	flushInput ()
FramedSource *	inputSource () const
void	detachInputSource ()
void	getNextFrame (unsigned char to, unsigned maxSize, afterGettingFunc afterGettingFunc, void afterGettingClientData, onCloseFunc onCloseFunc, void *onCloseClientData)
void	stopGettingFrames ()
virtual unsigned	maxFrameSize () const
Boolean	isCurrentlyAwaitingData () const
virtual Boolean	isRTPSource () const
virtual Boolean	isMPEG1or2VideoStreamFramer () const
virtual Boolean	isMPEG4VideoStreamFramer () const
virtual Boolean	isH264VideoStreamFramer () const
virtual Boolean	isDVVideoStreamFramer () const
virtual Boolean	isJPEGVideoSource () const
virtual Boolean	isAMRAudioSource () const
UsageEnvironment &	envir () const
char const *	name () const
virtual Boolean	isSink () const
virtual Boolean	isRTCPInstance () const
virtual Boolean	isRTSPClient () const
virtual Boolean	isRTSPServer () const
virtual Boolean	isMediaSession () const
virtual Boolean	isServerMediaSession () const
virtual Boolean	isDarwinInjector () const
Static Public Member Functions
static AC3AudioStreamFramer *	createNew (UsageEnvironment &env, FramedSource *inputSource, unsigned char streamCode=0)
static Boolean	lookupByName (UsageEnvironment &env, char const sourceName, FramedSource &resultSource)
static Boolean	lookupByName (UsageEnvironment &env, char const sourceName, MediaSource &resultSource)
static Boolean	lookupByName (UsageEnvironment &env, char const mediumName, Medium &resultMedium)
static void	handleClosure (void *clientData)
static void	afterGetting (FramedSource *source)
static void	close (UsageEnvironment &env, char const *mediumName)
static void	close (Medium *medium)
Protected Member Functions
virtual char const *	MIMEtype () const
virtual void	getAttributes () const
virtual void	doStopGettingFrames ()
TaskToken &	nextTask ()
Protected Attributes
FramedSource *	fInputSource
unsigned char *	fTo
unsigned	fMaxSize
unsigned	fFrameSize
unsigned	fNumTruncatedBytes
timeval	fPresentationTime
unsigned	fDurationInMicroseconds
Private Member Functions
	AC3AudioStreamFramer (UsageEnvironment &env, FramedSource *inputSource, unsigned char streamCode)
virtual	~AC3AudioStreamFramer ()
void	handleNewData (unsigned char *ptr, unsigned size)
void	parseNextFrame ()
virtual void	doGetNextFrame ()
timeval	currentFramePlayTime () const
Static Private Member Functions
static void	handleNewData (void clientData, unsigned char ptr, unsigned size, struct timeval presentationTime)
Private Attributes
timeval	fNextFramePresentationTime
AC3AudioStreamParser *	fParser
unsigned char	fOurStreamCode
Friends
class	AC3AudioStreamParser
class	MediaLookupTable

AC3AudioStreamFramer Class Reference

Public Types

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Static Private Member Functions

Private Attributes

Friends

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Field Documentation