RTPSource Class Reference

#include <RTPSource.hh>

Inheritance diagram for RTPSource:

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Collaboration diagram for RTPSource:

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Public Types

typedef void( afterGettingFunc )(void *clientData, unsigned frameSize, unsigned numTruncatedBytes, struct timeval presentationTime, unsigned durationInMicroseconds)
typedef void( onCloseFunc )(void *clientData)

Public Member Functions

u_int16_t curPacketRTPSeqNum () const
u_int32_t curPacketRTPTimestamp () const
Boolean curPacketMarkerBit () const
unsigned char rtpPayloadFormat () const
virtual Boolean hasBeenSynchronizedUsingRTCP ()
Groupsock * RTPgs () const
virtual void setPacketReorderingThresholdTime (unsigned uSeconds)=0
u_int32_t SSRC () const
unsigned timestampFrequency () const
RTPReceptionStatsDB & receptionStatsDB () const
u_int32_t lastReceivedSSRC () const
void setStreamSocket (int sockNum, unsigned char streamChannelId)
void setAuxilliaryReadHandler (AuxHandlerFunc *handlerFunc, void *handlerClientData)
void getNextFrame (unsigned char *to, unsigned maxSize, afterGettingFunc *afterGettingFunc, void *afterGettingClientData, onCloseFunc *onCloseFunc, void *onCloseClientData)
void stopGettingFrames ()
virtual unsigned maxFrameSize () const
virtual void doGetNextFrame ()=0
Boolean isCurrentlyAwaitingData () const
virtual char const * MIMEtype () const
virtual Boolean isMPEG1or2VideoStreamFramer () const
virtual Boolean isMPEG4VideoStreamFramer () const
virtual Boolean isH264VideoStreamFramer () 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 Boolean lookupByName (UsageEnvironment &env, char const *sourceName, RTPSource *&resultSource)
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 close (UsageEnvironment &env, char const *mediumName)
static void close (Medium *medium)

Protected Member Functions

 RTPSource (UsageEnvironment &env, Groupsock *RTPgs, unsigned char rtpPayloadFormat, u_int32_t rtpTimestampFrequency)
virtual ~RTPSource ()
virtual void doStopGettingFrames ()
TaskToken & nextTask ()

Static Protected Member Functions

static void afterGetting (FramedSource *source)

Protected Attributes

RTPInterface fRTPInterface
u_int16_t fCurPacketRTPSeqNum
u_int32_t fCurPacketRTPTimestamp
Boolean fCurPacketMarkerBit
Boolean fCurPacketHasBeenSynchronizedUsingRTCP
u_int32_t fLastReceivedSSRC
unsigned char * fTo
unsigned fMaxSize
unsigned fFrameSize
unsigned fNumTruncatedBytes
timeval fPresentationTime
unsigned fDurationInMicroseconds

Private Member Functions

virtual Boolean isRTPSource () const
virtual void getAttributes () const

Private Attributes

unsigned char fRTPPayloadFormat
unsigned fTimestampFrequency
u_int32_t fSSRC
RTPReceptionStatsDB * fReceptionStatsDB

Detailed Description

Definition at line 33 of file RTPSource.hh.

Member Typedef Documentation

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.

Constructor & Destructor Documentation

RTPSource::RTPSource ( UsageEnvironment &  env,
Groupsock *  RTPgs,
unsigned char  rtpPayloadFormat,
u_int32_t  rtpTimestampFrequency 
) [protected]

Definition at line 51 of file RTPSource.cpp.

References fReceptionStatsDB.

00054   : FramedSource(env),
00055     fRTPInterface(this, RTPgs),
00056     fCurPacketHasBeenSynchronizedUsingRTCP(False),
00057     fRTPPayloadFormat(rtpPayloadFormat),
00058     fTimestampFrequency(rtpTimestampFrequency),
00059     fSSRC(our_random32()) {
00060   fReceptionStatsDB = new RTPReceptionStatsDB(*this);
00061 }

RTPSource::~RTPSource (  )  [protected, virtual]

Definition at line 63 of file RTPSource.cpp.

References fReceptionStatsDB.

00063                       {
00064   delete fReceptionStatsDB;
00065 }

Member Function Documentation

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

Definition at line 26 of file RTPSource.cpp.

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

00028                                                           {
00029   resultSource = NULL; // unless we succeed
00030 
00031   MediaSource* source;
00032   if (!MediaSource::lookupByName(env, sourceName, source)) return False;
00033 
00034   if (!source->isRTPSource()) {
00035     env.setResultMsg(sourceName, " is not a RTP source");
00036     return False;
00037   }
00038 
00039   resultSource = (RTPSource*)source;
00040   return True;
00041 }

u_int16_t RTPSource::curPacketRTPSeqNum (  )  const [inline]

Definition at line 38 of file RTPSource.hh.

References fCurPacketRTPSeqNum.

Referenced by SubsessionIOState::afterGettingFrame(), AVISubsessionIOState::afterGettingFrame(), QCELPDeinterleaver::afterGettingFrame1(), and AMRDeinterleavingBuffer::deliverIncomingFrame().

00038 { return fCurPacketRTPSeqNum; }

u_int32_t RTPSource::curPacketRTPTimestamp (  )  const [inline]

Definition at line 39 of file RTPSource.hh.

References fCurPacketRTPTimestamp.

Referenced by MediaSubsession::getNormalPlayTime().

00039 { return fCurPacketRTPTimestamp; }

Boolean RTPSource::curPacketMarkerBit (  )  const [inline]

Definition at line 40 of file RTPSource.hh.

References fCurPacketMarkerBit.

Referenced by SubsessionIOState::useFrameForHinting().

00040 { return fCurPacketMarkerBit; }

unsigned char RTPSource::rtpPayloadFormat (  )  const [inline]

Definition at line 42 of file RTPSource.hh.

References fRTPPayloadFormat.

Referenced by QuickTimeFileSink::addAtom_hdlr2(), MultiFramedRTPSource::networkReadHandler(), and SubsessionIOState::useFrameForHinting().

00042 { return fRTPPayloadFormat; }

Boolean RTPSource::hasBeenSynchronizedUsingRTCP (  )  [virtual]

Reimplemented in RawAMRRTPSource, and RawQCELPRTPSource.

Definition at line 43 of file RTPSource.cpp.

References fCurPacketHasBeenSynchronizedUsingRTCP.

Referenced by checkForPacketArrival(), RawQCELPRTPSource::processSpecialHeader(), RawAMRRTPSource::processSpecialHeader(), SubsessionIOState::syncOK(), and SubsessionIOState::useFrame().

00043                                                 {
00044   return fCurPacketHasBeenSynchronizedUsingRTCP;
00045 }

Groupsock* RTPSource::RTPgs (  )  const [inline]

Definition at line 46 of file RTPSource.hh.

References fRTPInterface, and RTPInterface::gs().

Referenced by SimpleRTPSource::createNew(), QuickTimeGenericRTPSource::createNew(), RawQCELPRTPSource::createNew(), MPEG4LATMAudioRTPSource::createNew(), MPEG4GenericRTPSource::createNew(), MPEG4ESVideoRTPSource::createNew(), MPEG1or2VideoRTPSource::createNew(), MPEG1or2AudioRTPSource::createNew(), MP3ADURTPSource::createNew(), JPEGVideoRTPSource::createNew(), H264VideoRTPSource::createNew(), H263plusVideoRTPSource::createNew(), H261VideoRTPSource::createNew(), RawAMRRTPSource::createNew(), AC3AudioRTPSource::createNew(), and main().

00046 { return fRTPInterface.gs(); }

virtual void RTPSource::setPacketReorderingThresholdTime ( unsigned  uSeconds  )  [pure virtual]

Implemented in MultiFramedRTPSource.

Referenced by main().

u_int32_t RTPSource::SSRC (  )  const [inline]

Definition at line 51 of file RTPSource.hh.

References fSSRC.

Referenced by RTCPInstance::addBYE(), RTCPInstance::addRR(), and RTCPInstance::addSDES().

00051 { return fSSRC; }

unsigned RTPSource::timestampFrequency (  )  const [inline]

Definition at line 55 of file RTPSource.hh.

References fTimestampFrequency.

Referenced by QuickTimeFileSink::addAtom_hdlr2(), MultiFramedRTPSource::networkReadHandler(), and RTPReceptionStats::noteIncomingPacket().

00055 {return fTimestampFrequency;}

RTPReceptionStatsDB& RTPSource::receptionStatsDB (  )  const [inline]

Definition at line 57 of file RTPSource.hh.

References fReceptionStatsDB.

Referenced by checkForPacketArrival(), checkInterPacketGaps(), RTCPInstance::enqueueCommonReportSuffix(), RTCPInstance::incomingReportHandler1(), MultiFramedRTPSource::networkReadHandler(), printQOSData(), qosMeasurementRecord::qosMeasurementRecord(), and RTCPInstance::removeSSRC().

00057                                                 {
00058     return *fReceptionStatsDB;
00059   }

u_int32_t RTPSource::lastReceivedSSRC (  )  const [inline]

Definition at line 61 of file RTPSource.hh.

References fLastReceivedSSRC.

00061 { return fLastReceivedSSRC; }

void RTPSource::setStreamSocket ( int  sockNum,
unsigned char  streamChannelId 
) [inline]

Definition at line 64 of file RTPSource.hh.

References fRTPInterface, and RTPInterface::setStreamSocket().

Referenced by RTSPClient::setupMediaSubsession().

00064                                                                    {
00065     // hack to allow sending RTP over TCP (RFC 2236, section 10.12)
00066     fRTPInterface.setStreamSocket(sockNum, streamChannelId);
00067   }

void RTPSource::setAuxilliaryReadHandler ( AuxHandlerFunc *  handlerFunc,
void *  handlerClientData 
) [inline]

Definition at line 69 of file RTPSource.hh.

References fRTPInterface, and RTPInterface::setAuxilliaryReadHandler().

00070                                                          {
00071     fRTPInterface.setAuxilliaryReadHandler(handlerFunc,
00072                                            handlerClientData);
00073   }

Boolean RTPSource::isRTPSource (  )  const [private, virtual]

Reimplemented from MediaSource.

Definition at line 47 of file RTPSource.cpp.

References True.

00047                                      {
00048   return True;
00049 }

void RTPSource::getAttributes (  )  const [private, virtual]

Reimplemented from MediaSource.

Definition at line 67 of file RTPSource.cpp.

References Medium::envir(), and UsageEnvironment::setResultMsg().

00067                                     {
00068   envir().setResultMsg(""); // Fix later to get attributes from  header #####
00069 }

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 62 of file MediaSource.cpp.

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

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

00064                                                               {
00065   resultSource = NULL; // unless we succeed
00066 
00067   Medium* medium;
00068   if (!Medium::lookupByName(env, sourceName, medium)) return False;
00069 
00070   if (!medium->isSource()) {
00071     env.setResultMsg(sourceName, " is not a media source");
00072     return False;
00073   }
00074 
00075   resultSource = (MediaSource*)medium;
00076   return True;
00077 }

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

Definition at line 65 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().

00066                                                          {
00067   resultMedium = MediaLookupTable::ourMedia(env)->lookup(mediumName);
00068   if (resultMedium == NULL) {
00069     env.setResultMsg("Medium ", mediumName, " does not exist");
00070     return False;
00071   }
00072 
00073   return True;
00074 }

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, and True.

Referenced by MPEG2TransportStreamFramer::afterGettingFrame1(), InputESSourceRecord::askForNewData(), MPEG2TransportStreamFromPESSource::awaitNewBuffer(), QuickTimeFileSink::continuePlaying(), DummySink::continuePlaying(), HTTPSink::continuePlaying(), FileSink::continuePlaying(), AVIFileSink::continuePlaying(), BasicUDPSink::continuePlaying1(), EndianSwap16::doGetNextFrame(), HostFromNetworkOrder16::doGetNextFrame(), NetworkFromHostOrder16::doGetNextFrame(), PCMFromuLawAudioSource::doGetNextFrame(), uLawFromPCMAudioSource::doGetNextFrame(), QCELPDeinterleaver::doGetNextFrame(), MPEG4VideoStreamDiscreteFramer::doGetNextFrame(), MPEG2TransportStreamFramer::doGetNextFrame(), MPEG2IFrameIndexFromTransportStream::doGetNextFrame(), MPEG1or2VideoStreamDiscreteFramer::doGetNextFrame(), MP3ADUTranscoder::doGetNextFrame(), MP3ADUdeinterleaver::doGetNextFrame(), MP3ADUinterleaver::doGetNextFrame(), H264FUAFragmenter::doGetNextFrame(), ByteStreamMultiFileSource::doGetNextFrame(), AMRDeinterleaver::doGetNextFrame(), SegmentQueue::enqueueNewSegment(), StreamParser::ensureValidBytes1(), MultiFramedRTPSink::packFrame(), AC3AudioStreamParser::readAndSaveAFrame(), and MPEG2TransportStreamTrickModeFilter::readTransportPacket().

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     exit(1);
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.

Referenced by MPEG2TransportStreamFramer::afterGettingFrame1(), MP3ADUTranscoder::afterGettingFrame1(), InputESSourceRecord::askForNewData(), MPEG2TransportStreamFromPESSource::awaitNewBuffer(), WAVAudioFileSource::doGetNextFrame(), EndianSwap16::doGetNextFrame(), HostFromNetworkOrder16::doGetNextFrame(), NetworkFromHostOrder16::doGetNextFrame(), PCMFromuLawAudioSource::doGetNextFrame(), uLawFromPCMAudioSource::doGetNextFrame(), QCELPDeinterleaver::doGetNextFrame(), MPEG4VideoStreamDiscreteFramer::doGetNextFrame(), MPEG2TransportStreamFramer::doGetNextFrame(), MPEG1or2VideoStreamDiscreteFramer::doGetNextFrame(), MPEG1or2DemuxedElementaryStream::doGetNextFrame(), MP3FileSource::doGetNextFrame(), MP3ADUTranscoder::doGetNextFrame(), MP3ADUdeinterleaver::doGetNextFrame(), MP3ADUinterleaver::doGetNextFrame(), ADUFromMP3Source::doGetNextFrame(), H264FUAFragmenter::doGetNextFrame(), DeviceSource::doGetNextFrame(), ByteStreamMultiFileSource::doGetNextFrame(), ByteStreamFileSource::doGetNextFrame(), AMRDeinterleaver::doGetNextFrame(), AMRAudioFileSource::doGetNextFrame(), ADTSAudioFileSource::doGetNextFrame(), ByteStreamFileSource::doReadFromFile(), SegmentQueue::enqueueNewSegment(), MPEG2IFrameIndexFromTransportStream::handleInputClosure1(), and MPEG2TransportStreamTrickModeFilter::onSourceClosure1().

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 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 }

virtual void FramedSource::doGetNextFrame (  )  [pure virtual, inherited]

Implemented in AMRDeinterleaver, AC3AudioStreamFramer, ADTSAudioFileSource, AMRAudioFileSource, BasicUDPSource, ByteStreamFileSource, ByteStreamMultiFileSource, DeviceSource, H263plusVideoStreamFramer, H264FUAFragmenter, ADUFromMP3Source, MP3FromADUSource, MP3ADUinterleaver, MP3ADUdeinterleaver, MP3ADUTranscoder, MP3FileSource, MPEG1or2AudioStreamFramer, MPEG1or2DemuxedElementaryStream, MPEG1or2VideoStreamDiscreteFramer, MPEG2IFrameIndexFromTransportStream, MPEG2TransportStreamFramer, MPEG2TransportStreamMultiplexor, MPEG2TransportStreamTrickModeFilter, MPEG4VideoStreamDiscreteFramer, MPEGVideoStreamFramer, MultiFramedRTPSource, uLawFromPCMAudioSource, PCMFromuLawAudioSource, NetworkFromHostOrder16, HostFromNetworkOrder16, EndianSwap16, WAVAudioFileSource, and QCELPDeinterleaver.

Referenced by MP3ADUinterleaverBase::afterGettingFrame(), FramedSource::getNextFrame(), and SegmentQueue::sqAfterGettingSegment().

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

Definition at line 60 of file FramedSource.hh.

References FramedSource::fIsCurrentlyAwaitingData.

Referenced by afterPlaying(), InputESSourceRecord::askForNewData(), MPEG2TransportStreamFromESSource::awaitNewBuffer(), QuickTimeFileSink::continuePlaying(), AVIFileSink::continuePlaying(), DeviceSource::deliverFrame(), QCELPDeinterleaver::doGetNextFrame(), AMRDeinterleaver::doGetNextFrame(), ByteStreamFileSource::fileReadableHandler(), and BasicUDPSource::incomingPacketHandler1().

00060 {return fIsCurrentlyAwaitingData;}

void FramedSource::afterGetting ( FramedSource *  source  )  [static, protected, 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.

Referenced by ByteStreamMultiFileSource::afterGettingFrame(), EndianSwap16::afterGettingFrame1(), HostFromNetworkOrder16::afterGettingFrame1(), NetworkFromHostOrder16::afterGettingFrame1(), PCMFromuLawAudioSource::afterGettingFrame1(), uLawFromPCMAudioSource::afterGettingFrame1(), MPEG2TransportStreamFramer::afterGettingFrame1(), MPEG1or2DemuxedElementaryStream::afterGettingFrame1(), MP3ADUTranscoder::afterGettingFrame1(), MPEG2TransportStreamTrickModeFilter::attemptDeliveryToClient(), MPEGVideoStreamFramer::continueReadProcessing(), MPEG1or2AudioStreamFramer::continueReadProcessing(), H263plusVideoStreamFramer::continueReadProcessing(), DeviceSource::deliverFrame(), MPEG2IFrameIndexFromTransportStream::deliverIndexRecord(), WAVAudioFileSource::doGetNextFrame(), QCELPDeinterleaver::doGetNextFrame(), MPEG2TransportStreamTrickModeFilter::doGetNextFrame(), MPEG2TransportStreamMultiplexor::doGetNextFrame(), MP3FileSource::doGetNextFrame(), MP3ADUdeinterleaver::doGetNextFrame(), MP3ADUinterleaver::doGetNextFrame(), MP3FromADUSource::doGetNextFrame(), H264FUAFragmenter::doGetNextFrame(), AMRDeinterleaver::doGetNextFrame(), AMRAudioFileSource::doGetNextFrame(), ADTSAudioFileSource::doGetNextFrame(), MultiFramedRTPSource::doGetNextFrame1(), ADUFromMP3Source::doGetNextFrame1(), ByteStreamFileSource::doReadFromFile(), BasicUDPSource::incomingPacketHandler1(), and AC3AudioStreamFramer::parseNextFrame().

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 }

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

Reimplemented in AMRDeinterleaver, BasicUDPSource, ByteStreamFileSource, FramedFilter, MPEG1or2DemuxedElementaryStream, MPEG2TransportStreamFramer, MPEG2TransportStreamFromESSource, MPEG2TransportStreamFromPESSource, MPEG2TransportStreamTrickModeFilter, and MultiFramedRTPSource.

Definition at line 110 of file FramedSource.cpp.

Referenced by FramedSource::stopGettingFrames().

00110                                        {
00111   // Default implementation: Do nothing
00112   // Subclasses may wish to specialize this so as to ensure that a
00113   // subsequent reader can pick up where this one left off.
00114 }

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

Reimplemented in RawAMRRTPSource, AC3AudioRTPSource, FramedFilter, H261VideoRTPSource, H263plusVideoRTPSource, H264VideoRTPSource, JPEGVideoRTPSource, ADUFromMP3Source, MP3FromADUSource, MP3ADURTPSource, MP3FileSource, MPEG1or2AudioRTPSource, MPEG1or2DemuxedElementaryStream, MPEG1or2VideoRTPSource, MPEG4ESVideoRTPSource, MPEG4GenericRTPSource, MPEG4LATMAudioRTPSource, QuickTimeGenericRTPSource, SimpleRTPSource, and RawQCELPRTPSource.

Definition at line 36 of file MediaSource.cpp.

Referenced by HTTPSink::continuePlaying(), MP3ADUTranscoder::createNew(), MP3FromADUSource::createNew(), ADUFromMP3Source::createNew(), MP3ADUinterleaverBase::getInputSource(), MediaSession::initiateByMediaType(), SimpleRTPSource::MIMEtype(), QuickTimeGenericRTPSource::MIMEtype(), FramedFilter::MIMEtype(), and MPEG1or2DemuxedElementaryStream::MPEG1or2DemuxedElementaryStream().

00036                                         {
00037   return "application/OCTET-STREAM"; // default type
00038 }

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::isJPEGVideoSource (  )  const [virtual, inherited]

Reimplemented in JPEGVideoSource.

Definition at line 55 of file MediaSource.cpp.

References False.

Referenced by JPEGVideoRTPSink::sourceIsCompatibleWithUs().

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

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

Reimplemented in AMRAudioSource.

Definition at line 58 of file MediaSource.cpp.

References False.

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

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

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

Definition at line 76 of file Media.cpp.

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

Referenced by afterPlaying(), Medium::close(), closeMediaSinks(), OnDemandServerMediaSubsession::closeStreamSource(), WAVAudioFileSource::createNew(), QCELPAudioRTPSource::createNew(), MP3HTTPSource::createNew(), MP3FileSource::createNew(), AMRAudioRTPSource::createNew(), WAVAudioFileServerMediaSubsession::createNewStreamSource(), MPEG1or2DemuxedServerMediaSubsession::createNewStreamSource(), MediaSubsession::deInitiate(), MediaSubsession::initiate(), MPEG1or2ProgramStreamFileDuration(), MPEG1or2Demux::noteElementaryStreamDeletion(), ByteStreamMultiFileSource::onSourceClosure1(), StreamState::reclaim(), RTSPServer::removeServerMediaSession(), OnDemandServerMediaSubsession::sdpLines(), shutdown(), H264VideoRTPSink::stopPlaying(), subsessionAfterPlaying(), ClientTrickPlayState::updateStateOnScaleChange(), AMRDeinterleaver::~AMRDeinterleaver(), ByteStreamMultiFileSource::~ByteStreamMultiFileSource(), DarwinInjector::~DarwinInjector(), FramedFilter::~FramedFilter(), H264VideoRTPSink::~H264VideoRTPSink(), InputESSourceRecord::~InputESSourceRecord(), MPEG1or2Demux::~MPEG1or2Demux(), MPEG1or2FileServerDemux::~MPEG1or2FileServerDemux(), MPEG2TransportFileServerMediaSubsession::~MPEG2TransportFileServerMediaSubsession(), MPEG2TransportStreamFromPESSource::~MPEG2TransportStreamFromPESSource(), ServerMediaSession::~ServerMediaSession(), and ServerMediaSubsession::~ServerMediaSubsession().

00076                                                           {
00077   MediaLookupTable::ourMedia(env)->remove(name);
00078 }

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

Definition at line 80 of file