Fragment collector for MPEG DASH. More...

#include <fragmentcollector_mpd.h>

Inheritance diagram for StreamAbstractionAAMP_MPD:

Collaboration diagram for StreamAbstractionAAMP_MPD:

Public Member Functions
	StreamAbstractionAAMP_MPD (AampLogManager logObj, class PrivateInstanceAAMP aamp, double seekpos, float rate)
	StreamAbstractionAAMP_MPD Constructor.

	~StreamAbstractionAAMP_MPD ()
	StreamAbstractionAAMP_MPD Destructor.

	StreamAbstractionAAMP_MPD (const StreamAbstractionAAMP_MPD &)=delete

StreamAbstractionAAMP_MPD &	operator= (const StreamAbstractionAAMP_MPD &)=delete

void	DumpProfiles (void) override
	Stub implementation.

void	Start () override
	Starts streaming. More...

void	Stop (bool clearChannelData) override
	Stops streaming. More...

AAMPStatusType	Init (TuneType tuneType) override
	Initialize a newly created object. More...

void	GetStreamFormat (StreamOutputFormat &primaryOutputFormat, StreamOutputFormat &audioOutputFormat, StreamOutputFormat &auxOutputFormat, StreamOutputFormat &subtitleOutputFormat) override
	Get output format of stream. More...

double	GetStreamPosition () override
	Get current stream position. More...

MediaTrack *	GetMediaTrack (TrackType type) override
	Return MediaTrack of requested type. More...

double	GetFirstPTS () override
	Get PTS of first sample. More...

double	GetStartTimeOfFirstPTS () override
	Get Start time PTS of first sample. More...

int	GetBWIndex (long bitrate) override
	Get index of profile corresponds to bandwidth. More...

std::vector< long >	GetVideoBitrates (void) override
	To get the available video bitrates. @ret available video bitrates.

std::vector< long >	GetAudioBitrates (void) override
	To get the available audio bitrates. @ret available audio bitrates.

long	GetMaxBitrate (void) override
	Gets Max bitrate supported. More...

void	StopInjection (void) override
	Stops injecting fragments to StreamSink. More...

void	StartInjection (void) override
	Start injecting fragments to StreamSink. More...

double	GetBufferedDuration ()
	Function to get the buffer duration of stream. More...

void	SeekPosUpdate (double secondsRelativeToTuneTime)
	Update seek position when player is initialized. More...

virtual void	SetCDAIObject (CDAIObject *cdaiObj) override
	Set Client Side DAI object instance. More...

virtual std::vector< AudioTrackInfo > &	GetAvailableAudioTracks (bool allTrack=false) override
	To set the audio tracks of current period. More...

virtual std::vector< TextTrackInfo > &	GetAvailableTextTracks (bool allTrack=false) override
	Gets all/current available text tracks. More...

virtual bool	Is4KStream (int &height, long &bandwidth) override
	check if current stream have 4K content More...

int	GetProfileCount ()
	Gets number of profiles. More...

int	GetProfileIndexForBandwidth (long mTsbBandwidth)
	Get profile index for TsbBandwidth. More...

std::vector< StreamInfo * >	GetAvailableThumbnailTracks (void) override
	To get the available thumbnail tracks. @ret available thumbnail tracks.

std::vector< StreamInfo * >	GetAvailableVideoTracks (void) override

bool	SetThumbnailTrack (int) override

std::vector< ThumbnailData >	GetThumbnailRangeData (double, double, std::string , int , int , int , int *) override

const IAdaptationSet *	GetAdaptationSetAtIndex (int idx)
	Get Adaptation Set at given index for the current period. More...

struct ProfileInfo	GetAdaptationSetAndRepresetationIndicesForProfile (int profileIndex)
	Get Adaptation Set and Representation Index for given profile. More...

int64_t	GetMinUpdateDuration ()

bool	FetchFragment (class MediaStreamContext *pMediaStreamContext, std::string media, double fragmentDuration, bool isInitializationSegment, unsigned int curlInstance, bool discontinuity=false, double pto=0, uint32_t scale=0)
	Fetch and cache a fragment. More...

bool	PushNextFragment (class MediaStreamContext *pMediaStreamContext, unsigned int curlInstance)
	Fetch and push next fragment. More...

double	GetFirstPeriodStartTime (void)
	Get Period Start Time. More...

void	MonitorLatency ()
	Monitor Live End Latency and Encoder Display Latency.

void	StartSubtitleParser () override
	Kicks off subtitle display - sent at start of video presentation. More...

void	PauseSubtitleParser (bool pause) override
	Pause/unpause subtitles. More...

uint32_t	GetCurrPeriodTimeScale ()
	Get timescale from current period. More...

dash::mpd::IMPD *	GetMPD (void)

IPeriod *	GetPeriod (void)

void	GetPreferredTextRepresentation (IAdaptationSet *adaptationSet, int &selectedRepIdx, uint32_t &selectedRepBandwidth, unsigned long long &score, std::string &name, std::string &codec)
	Get representation index from preferred codec list. More...

bool	GetBestTextTrackByLanguage (TextTrackInfo &selectedTextTrack)

void	ParseTrackInformation (IAdaptationSet *adaptationSet, uint32_t iAdaptationIndex, MediaType media, std::vector< AudioTrackInfo > &aTracks, std::vector< TextTrackInfo > &tTracks)

void	InitSubtitleParser (char *data) override
	Init webvtt subtitle parser for sidecar caption support. More...

void	ResetSubtitle () override
	Reset subtitle parser created for sidecar caption support. More...

void	MuteSubtitleOnPause () override
	Mute subtitles on puase. More...

void	ResumeSubtitleOnPlay (bool mute, char *data) override
	Resume subtitle on play. More...

void	MuteSidecarSubtitles (bool mute) override
	Mute/unmute subtitles. More...

void	ResumeSubtitleAfterSeek (bool mute, char *data) override
	Resume subtitle after seek. More...

bool	SetTextStyle (const std::string &options) override
	Set the text style of the subtitle to the options passed. More...

Public Member Functions inherited from StreamAbstractionAAMP
	StreamAbstractionAAMP (AampLogManager logObj, PrivateInstanceAAMP aamp)
	StreamAbstractionAAMP constructor.

virtual	~StreamAbstractionAAMP ()
	StreamAbstractionAAMP destructor.

	StreamAbstractionAAMP (const StreamAbstractionAAMP &)=delete
	StreamAbstractionAAMP Copy Constructor.

StreamAbstractionAAMP &	operator= (const StreamAbstractionAAMP &)=delete
	StreamAbstractionAAMP assignment operator overloading.

void	WaitForVideoTrackCatchup ()
	Waits audio track injection until caught up with video track. Used internally by injection logic. More...

void	ReassessAndResumeAudioTrack (bool abort)
	Unblock track if caught up with video or downloads are stopped. More...

void	SetTsbBandwidth (long tsbBandwidth)
	When TSB is involved, use this to set bandwidth to be reported. More...

long	GetTsbBandwidth ()
	When TSB is involved, use this to get bandwidth to be reported. More...

void	SetESChangeStatus (void)
	Set elementary stream type change status for reconfigure the pipeline. More...

void	ResetESChangeStatus (void)
	Reset elementary stream type change status once the pipeline reconfigured. More...

bool	GetESChangeStatus (void)
	Get elementary stream type change status for reconfigure the pipeline.. More...

bool	RampDownProfile (long http_error)
	Rampdown profile. More...

void	GetDesiredProfileOnBuffer (int currProfileIndex, int &newProfileIndex)
	Get Desired Profile based on Buffer availability. More...

void	GetDesiredProfileOnSteadyState (int currProfileIndex, int &newProfileIndex, long nwBandwidth)
	Get Desired Profile on steady state. More...

void	ConfigureTimeoutOnBuffer ()
	Configure download timeouts based on buffer. More...

bool	IsLowestProfile (int currentProfileIndex)
	Check whether the current profile is lowest. More...

long	getOriginalCurlError (long http_error)
	Convert custom curl errors to original. More...

bool	CheckForRampDownProfile (long http_error)
	Check for ramdown profile. More...

void	CheckForProfileChange (void)
	Checks and update profile based on bandwidth. More...

int	GetIframeTrack ()
	Get iframe track index. This shall be called only after UpdateIframeTracks() is done. More...

void	UpdateIframeTracks ()
	Update iframe tracks. Subclasses shall invoke this after StreamInfo is populated . More...

double	LastVideoFragParsedTimeMS (void)
	Get the last video fragment parsed time. More...

int	GetDesiredProfile (bool getMidProfile)
	Get the desired profile to start fetching. More...

void	UpdateRampdownProfileReason (void)
	Update rampdown profile on network failure. More...

void	NotifyBitRateUpdate (int profileIndex, const StreamInfo &cacheFragStreamInfo, double position)
	Notify bitrate updates to application. Used internally by injection logic. More...

virtual bool	IsInitialCachingSupported ()
	Check if Initial Fragment Caching is supported. More...

bool	IsStreamerAtLivePoint ()
	Whether we are playing at live point or not. More...

virtual bool	GetPreferredLiveOffsetFromConfig ()
	Set the offset value Live object. More...

virtual void	NotifyPlaybackPaused (bool paused)
	Function called when playback is paused to update related flags. More...

bool	CheckIfPlayerRunningDry (void)
	Check if player caches are running dry. More...

void	CheckForPlaybackStall (bool fragmentParsed)
	Check if playback has stalled and update related flags. More...

void	NotifyFirstFragmentInjected (void)
	MediaTracks shall call this to notify first fragment is injected. More...

double	GetElapsedTime ()
	Get elapsed time of play-back. More...

virtual double	GetFirstPeriodDynamicStartTime ()

bool	CheckForRampDownLimitReached ()
	Check for ramp down limit reached by player. More...

int	GetMaxBWProfile ()
	Get profile index of highest bandwidth. More...

ABRManager &	GetABRManager ()
	Get the ABRManager reference. More...

long	GetCurProfIdxBW ()

long	GetVideoBitrate (void)
	Get the bitrate of current video profile selected. More...

long	GetAudioBitrate (void)
	Get the bitrate of current audio profile selected. More...

void	SetVideoBitrate (long bitrate)
	Set a preferred bitrate for video. More...

bool	IsStreamerStalled (void)
	Check if playback stalled in fragment collector side. More...

bool	IsMuxedStream ()
	Check if current stream is muxed. More...

virtual void	NotifyFirstVideoPTS (unsigned long long pts, unsigned long timeScale)
	Receives first video PTS for the current playback. More...

void	WaitForAudioTrackCatchup (void)
	Waits subtitle track injection until caught up with muxed/audio track. Used internally by injection logic. More...

void	AbortWaitForAudioTrackCatchup (bool force)
	Unblock subtitle track injector if downloads are stopped. More...

virtual bool	IsEOSReached ()
	Checks if streamer reached end of stream. More...

double	GetLastInjectedFragmentPosition ()
	Function to returns last injected fragment position. More...

bool	ProcessDiscontinuity (TrackType type)
	Function to process discontinuity. More...

void	AbortWaitForDiscontinuity ()
	Function to abort any wait for discontinuity by injector theads. More...

void	CheckForMediaTrackInjectionStall (TrackType type)
	Function to check if any media tracks are stalled on discontinuity. More...

double	GetBufferedVideoDurationSec ()
	Get buffered video duration in seconds. More...

void	UpdateStreamInfoBitrateData (int profileIndex, StreamInfo &cacheFragStreamInfo)
	Function to update stream info of current fetched fragment. More...

virtual int	GetAudioTrack ()
	Get current audio track. More...

virtual bool	GetCurrentAudioTrack (AudioTrackInfo &audioTrack)
	Get current audio track information. More...

virtual bool	GetCurrentTextTrack (TextTrackInfo &textTrack)
	Get current text track. More...

int	GetTextTrack ()
	Get current text track. More...

void	RefreshSubtitles ()
	Refresh subtitle track. More...

virtual void	SetVideoRectangle (int x, int y, int w, int h)
	setVideoRectangle sets the position coordinates (x,y) & size (w,h) for OTA streams only More...

virtual void	SetAudioTrack (int index)
	SetAudioTrack set the audio track using index value. [currently for OTA]. More...

virtual void	SetAudioTrackByLanguage (const char *lang)
	SetAudioTrackByLanguage set the audio language. [currently for OTA]. More...

virtual void	SetPreferredAudioLanguages ()
	SetPreferredAudioLanguages set the preferred audio languages and rendition. [currently for OTA]. More...

void	MuteSubtitles (bool mute)
	Send a MUTE/UNMUTE packet to the subtitle renderer. More...

void	WaitForVideoTrackCatchupForAux ()

virtual void	ApplyContentRestrictions (std::vector< std::string > restrictions)
	Set Content Restrictions. More...

virtual void	DisableContentRestrictions (long grace, long time, bool eventChange)
	Disable Content Restrictions - unlock. More...

virtual void	EnableContentRestrictions ()
	Enable Content Restrictions - lock. More...

bool	GetAudioFwdToAuxStatus ()
	Get audio forward to aux pipeline status. More...

void	SetAudioFwdToAuxStatus (bool status)
	Set audio forward to aux pipeline status. More...

virtual void	SetAudioTrackInfoFromMuxedStream (std::vector< AudioTrackInfo > &vector)
	Set AudioTrack info from Muxed stream. More...

void	SetCurrentAudioTrackIndex (std::string &index)
	Set current audio track index. More...

virtual void	ChangeMuxedAudioTrackIndex (std::string &index)
	Change muxed audio track index. More...

Static Public Member Functions
static Accessibility	getAccessibilityNode (void *adaptationSet)

static Accessibility	getAccessibilityNode (AampJsonObject &accessNode)

Private Member Functions
void	printSelectedTrack (const std::string &trackIndex, MediaType media)
	Print the current the track information. More...

void	AdvanceTrack (int trackIdx, bool trickPlay, double delta, bool waitForFreeFrag, bool exitFetchLoop, bool *bCacheFullState)
	Fetches and caches audio fragment parallelly for video fragment. More...

void	FetcherLoop ()
	Fetches and caches fragments in a loop. More...

StreamInfo *	GetStreamInfo (int idx) override
	Get stream information of a profile from subclass. More...

bool	CheckLLProfileAvailable (IMPD *mpd)
	Check if LLProfile is Available in MPD. More...

AAMPStatusType	EnableAndSetLiveOffsetForLLDashPlayback (const MPD *mpd)
	EnableAndSetLiveOffsetForLLDashPlayback based on playerconfig/LL-dash profile/availabilityTimeOffset and set the LiveOffset. More...

bool	GetLowLatencyParams (const MPD *mpd, AampLLDashServiceData &LLDashData)
	get Low Latency Parameters from segement template and timeline More...

bool	ParseMPDLLData (MPD *mpd, AampLLDashServiceData &stAampLLDashServiceData)
	Parse MPD LL elements. More...

AAMPStatusType	UpdateMPD (bool init=false)
	Update MPD manifest. More...

bool	FindServerUTCTime (Node *root)
	Read UTCTiming element. More...

void	FindTimedMetadata (MPD mpd, Node root, bool init=false, bool reportBulkMet=false)
	Find timed metadata from mainifest. More...

void	ProcessPeriodSupplementalProperty (Node *node, std::string &AdID, uint64_t startMS, uint64_t durationMS, bool isInit, bool reportBulkMeta=false)
	Process supplemental property of a period. More...

void	ProcessPeriodAssetIdentifier (Node *node, uint64_t startMS, uint64_t durationMS, std::string &assetID, std::string &providerID, bool isInit, bool reportBulkMeta=false)
	Process Period AssetIdentifier. More...

bool	ProcessEventStream (uint64_t startMS, int64_t startOffsetMS, IPeriod *period, bool reportBulkMeta)
	Process event stream. More...

void	ProcessStreamRestrictionList (Node *node, const std::string &AdID, uint64_t startMS, bool isInit, bool reportBulkMeta)
	Process Stream restriction list. More...

void	ProcessStreamRestriction (Node *node, const std::string &AdID, uint64_t startMS, bool isInit, bool reportBulkMeta)
	Process stream restriction. More...

void	ProcessStreamRestrictionExt (Node *node, const std::string &AdID, uint64_t startMS, bool isInit, bool reportBulkMeta)
	Process stream restriction extension. More...

void	ProcessTrickModeRestriction (Node *node, const std::string &AdID, uint64_t startMS, bool isInit, bool reportBulkMeta)
	Process trick mode restriction. More...

void	FetchAndInjectInitFragments (bool discontinuity=false)
	Fetch and inject initialization fragment for all available tracks. More...

void	FetchAndInjectInitialization (int trackIdx, bool discontinuity=false)
	Fetch and inject initialization fragment for media type. More...

void	StreamSelection (bool newTune=false, bool forceSpeedsChangedEvent=false)
	Does stream selection. More...

bool	CheckForInitalClearPeriod ()
	Check if current period is clear. More...

bool	PushEncryptedHeaders ()
	Push encrypted headers if available return true for a successful encypted init fragment push. More...

int	GetProfileIdxForBandwidthNotification (uint32_t bandwidth)
	Get profile index for bandwidth notification. More...

std::string	GetCurrentMimeType (MediaType mediaType)
	GetCurrentMimeType. More...

AAMPStatusType	UpdateTrackInfo (bool modifyDefaultBW, bool periodChanged, bool resetTimeLineIndex=false)
	Updates track information based on current state.

double	SkipFragments (class MediaStreamContext *pMediaStreamContext, double skipTime, bool updateFirstPTS=false, bool skipToEnd=false)
	Skip fragments by given time. More...

void	SkipToEnd (class MediaStreamContext *pMediaStreamContext)
	Skip to end of track. More...

void	ProcessContentProtection (IAdaptationSet *adaptationSet, MediaType mediaType, std::shared_ptr< AampDrmHelper > drmHelper=nullptr)
	Process content protection of adaptation. More...

void	SeekInPeriod (double seekPositionSeconds, bool skipToEnd=false)
	Seek current period by a given time. More...

void	ApplyLiveOffsetWorkaroundForSAP (double seekPositionSeconds)
	Find the fragment based on the system clock after the SAP. More...

double	GetCulledSeconds ()
	Update culling state for live manifests.

void	UpdateCulledAndDurationFromPeriodInfo ()
	Update culled and duration value from periodinfo.

void	UpdateLanguageList ()
	Update language list state variables. More...

int	GetBestAudioTrackByLanguage (int &desiredRepIdx, AudioType &selectedCodecType, std::vector< AudioTrackInfo > &ac4Tracks, std::string &audioTrackIndex)
	Get the best Audio track by Language, role, and/or codec type. More...

int	GetPreferredAudioTrackByLanguage ()

bool	CheckProducerReferenceTimeUTCTimeMatch (IProducerReferenceTime *pRT)
	Check if ProducerReferenceTime UTCTime type Matches with Other UTCtime type declaration. More...

void	PrintProducerReferenceTimeAtrributes (IProducerReferenceTime *pRT)
	Print ProducerReferenceTime parsed data. More...

IProducerReferenceTime *	GetProducerReferenceTimeForAdaptationSet (IAdaptationSet *adaptationSet)
	Check if ProducerReferenceTime available in AdaptationSet. More...

std::string	GetLanguageForAdaptationSet (IAdaptationSet *adaptationSet)
	Get the language for an adaptation set. More...

AAMPStatusType	GetMpdFromManfiest (const GrowableBuffer &manifest, MPD *&mpd, std::string manifestUrl, bool init=false)
	Get mpd object of manifest. More...

int	GetDrmPrefs (const std::string &uuid)

std::string	GetPreferredDrmUUID ()

bool	IsEmptyPeriod (IPeriod *period, bool isFogPeriod=false)
	Check if Period is empty or not. More...

bool	IsEmptyAdaptation (IAdaptationSet *adaptationSet, bool isFogPeriod)
	Check if Period is empty or not. More...

void	GetAvailableVSSPeriods (std::vector< IPeriod * > &PeriodIds)
	Check new early available periods. More...

bool	CheckForVssTags ()
	Check for VSS tags. More...

std::string	GetVssVirtualStreamID ()
	GetVssVirtualStreamID from manifest. More...

bool	IsMatchingLanguageAndMimeType (MediaType type, std::string lang, IAdaptationSet *adaptationSet, int &representationIndex)
	To check if the adaptation set is having matching language and supported mime type. More...

void	GetFragmentUrl (std::string &fragmentUrl, const FragmentDescriptor *fragmentDescriptor, std::string media)
	Generates fragment url from media information. More...

double	GetEncoderDisplayLatency ()

void	StartLatencyMonitorThread ()
	Starts Latency monitor loop. More...

LatencyStatus	GetLatencyStatus ()

vector< IDescriptor * >	GetContentProtection (const IAdaptationSet *adaptationSet, MediaType mediaType)
	Get content protection from represetation/adaptation field. More...

bool	GetPreferredCodecIndex (IAdaptationSet *adaptationSet, int &selectedRepIdx, AudioType &selectedCodecType, uint32_t &selectedRepBandwidth, uint32_t &bestScore, bool disableEC3, bool disableATMOS, bool disableAC4, bool disableAC3, bool &disabled)
	Get representation index from preferred codec list. More...

void	PopulateAudioTracks (void)
	Get the audio track information from all period updated member variable mAudioTracksAll. More...

void	ParseAvailablePreselections (IMPDElement *period, std::vector< AudioTrackInfo > &audioAC4Tracks)
	Get the audio track information from all preselection node of the period. More...

void	PopulateTrackInfo (MediaType media, bool reset=false)
	Get the audio track information from all period updated member variable mAudioTracksAll. More...

bool	IsPeriodEncrypted (IPeriod *period)
	check if current period is encrypted More...

double	GetPeriodStartTime (IMPD *mpd, int periodIndex)
	Get start time of current period. More...

double	GetPeriodDuration (IMPD *mpd, int periodIndex)
	Get duration of current period. More...

double	GetPeriodEndTime (IMPD *mpd, int periodIndex, uint64_t mpdRefreshTime)
	Get end time of current period. More...

bool	isAdbreakStart (IPeriod *period, uint64_t &startMS, std::vector< EventBreakInfo > &eventBreakVec)
	Check whether the period has any valid ad. More...

bool	onAdEvent (AdEvent evt)
	Handlig Ad event.

bool	onAdEvent (AdEvent evt, double &adOffset)

void	SetAudioTrackInfo (const std::vector< AudioTrackInfo > &tracks, const std::string &trackIndex)
	To set the audio tracks of current period. More...

void	SetTextTrackInfo (const std::vector< TextTrackInfo > &tracks, const std::string &trackIndex)

void	FindPeriodGapsAndReport ()
	Check if Period is empty or not. More...

Private Attributes
std::mutex	mStreamLock

CMCDHeaders *	pCMCDMetrics

bool	fragmentCollectorThreadStarted

std::set< std::string >	mLangList

double	seekPosition

float	rate

std::thread *	fragmentCollectorThreadID

pthread_t	createDRMSessionThreadID

std::thread *	deferredDRMRequestThread

bool	deferredDRMRequestThreadStarted

bool	mAbortDeferredLicenseLoop

bool	drmSessionThreadStarted

dash::mpd::IMPD *	mpd

class MediaStreamContext *	mMediaStreamContext [4]

int	mNumberOfTracks

int	mCurrentPeriodIdx

double	mEndPosition

bool	mIsLiveStream

bool	mIsLiveManifest

StreamInfo *	mStreamInfo

bool	mUpdateStreamInfo

double	mPrevStartTimeSeconds

std::string	mPrevLastSegurlMedia

long	mPrevLastSegurlOffset

double	mPeriodEndTime

double	mPeriodStartTime

double	mPeriodDuration

uint64_t	mMinUpdateDurationMs

double	mTSBDepth

double	mPresentationOffsetDelay

uint64_t	mLastPlaylistDownloadTimeMs

double	mFirstPTS

double	mStartTimeOfFirstPTS

double	mVideoPosRemainder

double	mFirstFragPTS [4]

AudioType	mAudioType

int	mPrevAdaptationSetCount

std::vector< long >	mBitrateIndexVector

std::map< int, struct ProfileInfo >	mProfileMaps

bool	mIsFogTSB

IPeriod *	mCurrentPeriod

std::string	mBasePeriodId

double	mBasePeriodOffset

class PrivateCDAIObjectMPD *	mCdaiObject

std::shared_ptr< AampDrmHelper >	mLastDrmHelper

std::vector< std::string >	mEarlyAvailablePeriodIds

std::map< std::string, struct EarlyAvailablePeriodInfo >	mEarlyAvailableKeyIDMap

std::queue< std::string >	mPendingKeyIDs

int	mCommonKeyDuration

long	mMaxTSBBandwidth

double	mLiveEndPosition

double	mCulledSeconds

bool	mAdPlayingFromCDN

double	mAvailabilityStartTime

std::map< std::string, int >	mDrmPrefs

int	mMaxTracks

double	mServerUtcTime

double	mDeltaTime

double	mHasServerUtcTime

std::vector< StreamInfo * >	thumbnailtrack

std::vector< TileInfo >	indexedTileInfo

double	mFirstPeriodStartTime

LatencyStatus	latencyStatus

LatencyStatus	prevLatencyStatus

bool	latencyMonitorThreadStarted

pthread_t	latencyMonitorThreadID

int	mProfileCount

std::unique_ptr< SubtitleParser >	mSubtitleParser

Additional Inherited Members
Data Fields inherited from StreamAbstractionAAMP
PrivateInstanceAAMP *	aamp

AampLogManager *	mLogObj

bool	trickplayMode

int	currentProfileIndex

int	currentAudioProfileIndex

int	currentTextTrackProfileIndex

int	profileIdxForBandwidthNotification

bool	hasDrm

bool	mIsAtLivePoint

bool	mIsPlaybackStalled

bool	mNetworkDownDetected

bool	mCheckForRampdown

TuneType	mTuneType

int	mRampDownCount

double	mProgramStartTime

int	mTsbMaxBitrateProfileIndex

Protected Attributes inherited from StreamAbstractionAAMP
std::vector< AudioTrackInfo >	mAudioTracks

std::vector< AudioTrackInfo >	mAudioTracksAll

std::vector< TextTrackInfo >	mTextTracksAll

std::vector< TextTrackInfo >	mTextTracks

MediaTrackDiscontinuityState	mTrackState

std::string	mAudioTrackIndex

std::string	mTextTrackIndex

bool	mFwdAudioToAux

yes

Fragment collector for MPEG DASH.

Definition at line 175 of file fragmentcollector_mpd.h.

Member Function Documentation

◆ Start()

void StreamAbstractionAAMP_MPD::Start ( )

overridevirtual

Starts streaming.

Returns: void

Implements StreamAbstractionAAMP.

Definition at line 9867 of file fragmentcollector_mpd.cpp.

◆ Stop()

void StreamAbstractionAAMP_MPD::Stop ( bool clearChannelData )

overridevirtual

Stops streaming.

Parameters

clearChannelData - ignored.

Implements StreamAbstractionAAMP.

Definition at line 9897 of file fragmentcollector_mpd.cpp.

◆ Init()

AAMPStatusType StreamAbstractionAAMP_MPD::Init ( TuneType tuneType )

overridevirtual

Initialize a newly created object.

Note: To be implemented by sub classes

Return values

true	on success
false	on failure

Parameters

tuneType to set type of object.

Implements StreamAbstractionAAMP.

Definition at line 4162 of file fragmentcollector_mpd.cpp.

◆ GetStreamFormat()

void StreamAbstractionAAMP_MPD::GetStreamFormat	(	StreamOutputFormat &	primaryOutputFormat,
		StreamOutputFormat &	audioOutputFormat,
		StreamOutputFormat &	auxOutputFormat,
		StreamOutputFormat &	subtitleOutputFormat
	)

overridevirtual

Get output format of stream.

Parameters

[out]	primaryOutputFormat	- format of primary track
[out]	audioOutputFormat	- format of audio track
[out]	auxOutputFormat	- format of aux audio track
[out]	subtitleOutputFormat	- format of sutbtile track

Implements StreamAbstractionAAMP.

Definition at line 10029 of file fragmentcollector_mpd.cpp.

◆ GetStreamPosition()

double StreamAbstractionAAMP_MPD::GetStreamPosition ( )

overridevirtual

Get current stream position.

Return values

current position of stream.

Implements StreamAbstractionAAMP.

Definition at line 10107 of file fragmentcollector_mpd.cpp.

◆ GetMediaTrack()

MediaTrack * StreamAbstractionAAMP_MPD::GetMediaTrack ( TrackType type )

overridevirtual

Return MediaTrack of requested type.

Return values

MediaTrack pointer.

Parameters

[in] type - track type

Implements StreamAbstractionAAMP.

Definition at line 10083 of file fragmentcollector_mpd.cpp.

◆ GetFirstPTS()

double StreamAbstractionAAMP_MPD::GetFirstPTS ( )

overridevirtual

Get PTS of first sample.

Return values

PTS	of first sample

Implements StreamAbstractionAAMP.

Definition at line 10204 of file fragmentcollector_mpd.cpp.

◆ GetStartTimeOfFirstPTS()

double StreamAbstractionAAMP_MPD::GetStartTimeOfFirstPTS ( )

overridevirtual

Get Start time PTS of first sample.

Return values

start time of first sample

Implements StreamAbstractionAAMP.

Definition at line 10215 of file fragmentcollector_mpd.cpp.

◆ GetBWIndex()

int StreamAbstractionAAMP_MPD::GetBWIndex ( long bitrate )

overridevirtual

Get index of profile corresponds to bandwidth.

Return values

profile index

Parameters

[in] bitrate Bitrate to lookup profile

Implements StreamAbstractionAAMP.

Definition at line 10224 of file fragmentcollector_mpd.cpp.

◆ GetMaxBitrate()

long StreamAbstractionAAMP_MPD::GetMaxBitrate ( void )

overridevirtual

Gets Max bitrate supported.

Returns: max bandwidth

Reimplemented from StreamAbstractionAAMP.

Definition at line 10271 of file fragmentcollector_mpd.cpp.

◆ StopInjection()

void StreamAbstractionAAMP_MPD::StopInjection ( void )

overridevirtual

Stops injecting fragments to StreamSink.

Returns: void

Implements StreamAbstractionAAMP.

Definition at line 10616 of file fragmentcollector_mpd.cpp.

◆ StartInjection()

void StreamAbstractionAAMP_MPD::StartInjection ( void )

overridevirtual

Start injecting fragments to StreamSink.

Returns: void

Implements StreamAbstractionAAMP.

Definition at line 10641 of file fragmentcollector_mpd.cpp.

◆ GetBufferedDuration()

double StreamAbstractionAAMP_MPD::GetBufferedDuration ( )

virtual

Function to get the buffer duration of stream.

Returns: buffer value

Implements StreamAbstractionAAMP.

Definition at line 10089 of file fragmentcollector_mpd.cpp.

◆ SeekPosUpdate()

void StreamAbstractionAAMP_MPD::SeekPosUpdate ( double secondsRelativeToTuneTime )

inlinevirtual

Update seek position when player is initialized.

Parameters

[in] secondsRelativeToTuneTime seekposition time.

Implements StreamAbstractionAAMP.

Definition at line 271 of file fragmentcollector_mpd.h.

◆ SetCDAIObject()

void StreamAbstractionAAMP_MPD::SetCDAIObject ( CDAIObject * cdaiObj )

overridevirtual

Set Client Side DAI object instance.

Parameters

[in] cdaiObj - Pointer to Client Side DAI object.

Reimplemented from StreamAbstractionAAMP.

Definition at line 10662 of file fragmentcollector_mpd.cpp.

◆ GetAvailableAudioTracks()

std::vector< AudioTrackInfo > & StreamAbstractionAAMP_MPD::GetAvailableAudioTracks ( bool allTrack = false )

overridevirtual

To set the audio tracks of current period.

Parameters

[in]	tracks	- available audio tracks in period
[in]	trackIndex	- index of current audio track

Reimplemented from StreamAbstractionAAMP.

Definition at line 11445 of file fragmentcollector_mpd.cpp.

◆ GetAvailableTextTracks()

std::vector< TextTrackInfo > & StreamAbstractionAAMP_MPD::GetAvailableTextTracks ( bool allTrack = false )

overridevirtual

Gets all/current available text tracks.

To set the text tracks of current period.

Return values

vector of tracks

Parameters

[in]	tracks	- available text tracks in period
[in]	trackIndex	- index of current text track

Reimplemented from StreamAbstractionAAMP.

Definition at line 11468 of file fragmentcollector_mpd.cpp.

◆ Is4KStream()

bool StreamAbstractionAAMP_MPD::Is4KStream	(	int &	height,
		long &	bandwidth
	)

overridevirtual

check if current stream have 4K content

Parameters

height	- resolution of 4K stream if found
bandwidth	- bandwidth of 4K stream if foudd

Returns: true on success

Implements StreamAbstractionAAMP.

Definition at line 4980 of file fragmentcollector_mpd.cpp.

◆ GetProfileCount()

int StreamAbstractionAAMP_MPD::GetProfileCount ( )

virtual

Gets number of profiles.

Return values

number of profiles

Reimplemented from StreamAbstractionAAMP.

Definition at line 10127 of file fragmentcollector_mpd.cpp.

◆ GetProfileIndexForBandwidth()

int StreamAbstractionAAMP_MPD::GetProfileIndexForBandwidth ( long mTsbBandwidth )

virtual

Get profile index for TsbBandwidth.

Return values

profile index of the current bandwidth

Parameters

mTsbBandwidth - bandwidth to identify profile index from list

Reimplemented from StreamAbstractionAAMP.

Definition at line 10149 of file fragmentcollector_mpd.cpp.

◆ SetThumbnailTrack()

bool StreamAbstractionAAMP_MPD::SetThumbnailTrack ( int thumbnailIndex )

overridevirtual

Parameters

thumbnail index value indicating the track to select

Implements StreamAbstractionAAMP.

Definition at line 10494 of file fragmentcollector_mpd.cpp.

◆ GetThumbnailRangeData()

std::vector< ThumbnailData > StreamAbstractionAAMP_MPD::GetThumbnailRangeData	(	double	tStart,
		double	tEnd,
		std::string *	baseurl,
		int *	raw_w,
		int *	raw_h,
		int *	width,
		int *	height
	)

overridevirtual

Parameters

tStart	start duration of thumbnail data.
tEnd	end duration of thumbnail data.
*baseurl	base url of thumbnail images.
*raw_w	absolute width of the thumbnail spritesheet.
*raw_h	absolute height of the thumbnail spritesheet.
*width	width of each thumbnail tile.
*height	height of each thumbnail tile.

Implements StreamAbstractionAAMP.

Definition at line 10524 of file fragmentcollector_mpd.cpp.

◆ GetAdaptationSetAtIndex()

StreamAbstractionAAMP_MPD::GetAdaptationSetAtIndex ( int idx )

Get Adaptation Set at given index for the current period.

Return values

Adaptation Set at given Index

Parameters

[in] idx - Adaptation Set Index

Definition at line 6222 of file fragmentcollector_mpd.cpp.

◆ GetAdaptationSetAndRepresetationIndicesForProfile()

StreamAbstractionAAMP_MPD::GetAdaptationSetAndRepresetationIndicesForProfile ( int profileIndex )

Get Adaptation Set and Representation Index for given profile.

Return values

Adaptation Set and Representation Index pair for given profile

Parameters

[in] idx - Profile Index

Definition at line 6234 of file fragmentcollector_mpd.cpp.

◆ FetchFragment()

StreamAbstractionAAMP_MPD::FetchFragment	(	class MediaStreamContext *	pMediaStreamContext,
		std::string	media,
		double	fragmentDuration,
		bool	isInitializationSegment,
		unsigned int	curlInstance,
		bool	discontinuity = `false`,
		double	pto = `0`,
		uint32_t	scale = `0`
	)

Fetch and cache a fragment.

Return values

true	on fetch success

Parameters

pMediaStreamContext	Track object pointer
media	media descriptor string
fragmentDuration	duration of fragment in seconds
isInitializationSegment	true if fragment is init fragment
curlInstance	curl instance to be used to fetch
discontinuity	true if fragment is discontinuous
pto	unscaled pto value from mpd
scale	timeScale value from mpd

Definition at line 1138 of file fragmentcollector_mpd.cpp.

◆ PushNextFragment()

StreamAbstractionAAMP_MPD::PushNextFragment	(	class MediaStreamContext *	pMediaStreamContext,
		unsigned int	curlInstance
	)

Fetch and push next fragment.

Return values

true	if push is done successfully

Parameters

pMediaStreamContext	Track object
curlInstance	instance of curl to be used to fetch

Definition at line 1223 of file fragmentcollector_mpd.cpp.

◆ GetFirstPeriodStartTime()

double StreamAbstractionAAMP_MPD::GetFirstPeriodStartTime ( void )

virtual

Get Period Start Time.

Return values

Period Start Time.

Reimplemented from StreamAbstractionAAMP.

Definition at line 10118 of file fragmentcollector_mpd.cpp.

◆ StartSubtitleParser()

void StreamAbstractionAAMP_MPD::StartSubtitleParser ( )

overridevirtual

Kicks off subtitle display - sent at start of video presentation.

Reimplemented from StreamAbstractionAAMP.

Definition at line 6749 of file fragmentcollector_mpd.cpp.

◆ PauseSubtitleParser()

void StreamAbstractionAAMP_MPD::PauseSubtitleParser ( bool pause )

overridevirtual

Pause/unpause subtitles.

Parameters

pause - enable or disable pause

Returns: void

Reimplemented from StreamAbstractionAAMP.

Definition at line 6765 of file fragmentcollector_mpd.cpp.

◆ GetCurrPeriodTimeScale()

uint32_t StreamAbstractionAAMP_MPD::GetCurrPeriodTimeScale ( )

virtual

Get timescale from current period.

Return values

timescale

Reimplemented from StreamAbstractionAAMP.

Definition at line 8014 of file fragmentcollector_mpd.cpp.

◆ GetPreferredTextRepresentation()

StreamAbstractionAAMP_MPD::GetPreferredTextRepresentation	(	IAdaptationSet *	adaptationSet,
		int &	selectedRepIdx,
		uint32_t &	selectedRepBandwidth,
		unsigned long long &	score,
		std::string &	name,
		std::string &	codec
	)

Get representation index from preferred codec list.

Return values

whether track selected or not

Parameters

[in]	adaptationSet	Adaptation set object
[out]	selectedRepIdx	- Selected representation index
[out]	selectedRepBandwidth	- selected audio track bandwidth

Definition at line 604 of file fragmentcollector_mpd.cpp.

◆ getAccessibilityNode() [1/2]

Accessibility StreamAbstractionAAMP_MPD::getAccessibilityNode ( void * adaptationSetShadow )

static

Static function Do not use aamp log function

Definition at line 6797 of file fragmentcollector_mpd.cpp.

◆ getAccessibilityNode() [2/2]

Accessibility StreamAbstractionAAMP_MPD::getAccessibilityNode ( AampJsonObject & accessNode )

static

Static function Do not use aamp log function

Definition at line 6776 of file fragmentcollector_mpd.cpp.

◆ GetBestTextTrackByLanguage()

StreamAbstractionAAMP_MPD::GetBestTextTrackByLanguage ( TextTrackInfo & selectedTextTrack )

Parameters

[out] selectedTextTrack selected representation Index

Definition at line 6613 of file fragmentcollector_mpd.cpp.

◆ ParseTrackInformation()

StreamAbstractionAAMP_MPD::ParseTrackInformation	(	IAdaptationSet *	adaptationSet,
		uint32_t	iAdaptationIndex,
		MediaType	media,
		std::vector< AudioTrackInfo > &	aTracks,
		std::vector< TextTrackInfo > &	tTracks
	)

Parameters

	adaptationSet	Adaptation Node
	MediaType	type of media
[out]	aTracks	audio tracks
[out]	tTracks	text tracks

Definition at line 6823 of file fragmentcollector_mpd.cpp.

◆ InitSubtitleParser()

void StreamAbstractionAAMP_MPD::InitSubtitleParser ( char * data )

overridevirtual

Init webvtt subtitle parser for sidecar caption support.

Parameters

	webvtt	data
[in]	data	- subtitle data from application

Returns: void

Reimplemented from StreamAbstractionAAMP.

Definition at line 9741 of file fragmentcollector_mpd.cpp.

◆ ResetSubtitle()

void StreamAbstractionAAMP_MPD::ResetSubtitle ( )

overridevirtual

Reset subtitle parser created for sidecar caption support.

Returns: void

Reimplemented from StreamAbstractionAAMP.

Definition at line 9760 of file fragmentcollector_mpd.cpp.

◆ MuteSubtitleOnPause()

void StreamAbstractionAAMP_MPD::MuteSubtitleOnPause ( )

overridevirtual

Mute subtitles on puase.

Returns: void

Reimplemented from StreamAbstractionAAMP.

Definition at line 9772 of file fragmentcollector_mpd.cpp.

◆ ResumeSubtitleOnPlay()

void StreamAbstractionAAMP_MPD::ResumeSubtitleOnPlay	(	bool	mute,
		char *	data
	)

overridevirtual

Resume subtitle on play.

Parameters

	mute	status
	webvtt	data
[in]	mute	- mute status
[in]	data	- subtitle data from application

Returns: void

Reimplemented from StreamAbstractionAAMP.

Definition at line 9786 of file fragmentcollector_mpd.cpp.

◆ MuteSidecarSubtitles()

void StreamAbstractionAAMP_MPD::MuteSidecarSubtitles ( bool mute )

overridevirtual

Mute/unmute subtitles.

Parameters

	mute/unmute
[in]	mute	- mute/unmute

Returns: void

Reimplemented from StreamAbstractionAAMP.

Definition at line 9801 of file fragmentcollector_mpd.cpp.

◆ ResumeSubtitleAfterSeek()

void StreamAbstractionAAMP_MPD::ResumeSubtitleAfterSeek	(	bool	mute,
		char *	data
	)

overridevirtual

Resume subtitle after seek.

Parameters

	mute	status
	webvtt	data
[in]	mute	- mute status
[in]	data	- subtitle data from application

Returns: void

Reimplemented from StreamAbstractionAAMP.

Definition at line 9812 of file fragmentcollector_mpd.cpp.

◆ SetTextStyle()

bool StreamAbstractionAAMP_MPD::SetTextStyle ( const std::string & options )

overridevirtual

Set the text style of the subtitle to the options passed.

Parameters

[in] options - reference to the Json string that contains the information

Returns: - true indicating successful operation in passing options to the parser

Reimplemented from StreamAbstractionAAMP.

Definition at line 12606 of file fragmentcollector_mpd.cpp.

◆ printSelectedTrack()

StreamAbstractionAAMP_MPD::printSelectedTrack	(	const std::string &	trackIndex,
		MediaType	media
	)

private

Print the current the track information.

Returns: void

Parameters

[in]	trackIndex	- selected track index
[in]	media	- Media type

Definition at line 11203 of file fragmentcollector_mpd.cpp.

◆ AdvanceTrack()

StreamAbstractionAAMP_MPD::AdvanceTrack	(	int	trackIdx,
		bool	trickPlay,
		double	delta,
		bool *	waitForFreeFrag,
		bool *	exitFetchLoop,
		bool *	bCacheFullState
	)

private

Fetches and caches audio fragment parallelly for video fragment.

Returns: void

Definition at line 8751 of file fragmentcollector_mpd.cpp.

◆ FetcherLoop()

StreamAbstractionAAMP_MPD::FetcherLoop ( )

private

Fetches and caches fragments in a loop.

Returns: void

Definition at line 8866 of file fragmentcollector_mpd.cpp.

◆ GetStreamInfo()

StreamInfo * StreamAbstractionAAMP_MPD::GetStreamInfo ( int idx )

overrideprivatevirtual

Get stream information of a profile from subclass.

Return values

stream information corresponding to index.

Parameters

[in] idx - profile index.

Implements StreamAbstractionAAMP.

Definition at line 10177 of file fragmentcollector_mpd.cpp.

◆ CheckLLProfileAvailable()

StreamAbstractionAAMP_MPD::CheckLLProfileAvailable ( IMPD * mpd )

private

Check if LLProfile is Available in MPD.

Return values

bool	true if LL profile. Else false

Parameters

mpd	Pointer to manifest

Definition at line 12021 of file fragmentcollector_mpd.cpp.

◆ EnableAndSetLiveOffsetForLLDashPlayback()

StreamAbstractionAAMP_MPD::EnableAndSetLiveOffsetForLLDashPlayback ( const MPD * mpd )

private

EnableAndSetLiveOffsetForLLDashPlayback based on playerconfig/LL-dash profile/availabilityTimeOffset and set the LiveOffset.

Parameters

[In]	const mpd Pointer to FragmentCollector

Return values

AAMPStatusType

Definition at line 12135 of file fragmentcollector_mpd.cpp.

◆ GetLowLatencyParams()

StreamAbstractionAAMP_MPD::GetLowLatencyParams	(	const MPD *	mpd,
		AampLLDashServiceData &	LLDashData
	)

private

get Low Latency Parameters from segement template and timeline

Parameters

[In]	const mpd Pointer to FragmentCollector
[Out]	LLDashData Reference to LowLatency element parsed data

Return values

bool	true if successfully Parsed Low Latency elements. Else false

Definition at line 12326 of file fragmentcollector_mpd.cpp.

◆ ParseMPDLLData()

StreamAbstractionAAMP_MPD::ParseMPDLLData	(	MPD *	mpd,
		AampLLDashServiceData &	stAampLLDashServiceData
	)

private

Parse MPD LL elements.

Parameters

[In]	mpd Pointer to FragmentCollector
[Out]	stAampLLDashServiceData Reference to LowLatency element parsed data

Return values

bool	true if successfully Parsed Low Latency elements. Else false

Definition at line 12422 of file fragmentcollector_mpd.cpp.

◆ UpdateMPD()

StreamAbstractionAAMP_MPD::UpdateMPD ( bool init = false )

private

Update MPD manifest.

Return values

true	on success

Parameters

init	retrievePlaylistFromCache true to try to get from cache

Definition at line 5074 of file fragmentcollector_mpd.cpp.

◆ FindServerUTCTime()

StreamAbstractionAAMP_MPD::FindServerUTCTime ( Node * root )

private

Read UTCTiming element.

Return values

Return true if UTCTiming element is available in the manifest

Parameters

mpd	MPD top level element
root	XML root node

Definition at line 5355 of file fragmentcollector_mpd.cpp.

◆ FindTimedMetadata()

StreamAbstractionAAMP_MPD::FindTimedMetadata	(	MPD *	mpd,
		Node *	root,
		bool	init = `false`,
		bool	reportBulkMet = `false`
	)

private

Find timed metadata from mainifest.

Parameters

mpd	MPD top level element
root	XML root node
init	true if this is the first playlist download for a tune/seek/trickplay
reportBulkMeta	true if bulkTimedMetadata feature is enabled

Definition at line 5409 of file fragmentcollector_mpd.cpp.

◆ ProcessPeriodSupplementalProperty()

StreamAbstractionAAMP_MPD::ProcessPeriodSupplementalProperty	(	Node *	node,
		std::string &	AdID,
		uint64_t	startMS,
		uint64_t	durationMS,
		bool	isInit,
		bool	reportBulkMeta = `false`
	)

private

Process supplemental property of a period.

Parameters

	node	SupplementalProperty node
[out]	AdID	AD Id
	startMS	start time in MS
	durationMS	duration in MS
	isInit	true if its the first playlist download
	reportBulkMeta	true if bulk metadata is enabled

Definition at line 5665 of file fragmentcollector_mpd.cpp.

◆ ProcessPeriodAssetIdentifier()

StreamAbstractionAAMP_MPD::ProcessPeriodAssetIdentifier	(	Node *	node,
		uint64_t	startMS,
		uint64_t	durationMS,
		std::string &	assetID,
		std::string &	providerID,
		bool	isInit,
		bool	reportBulkMeta = `false`
	)

private

Process Period AssetIdentifier.

Parameters

node	AssetIdentifier node
startMS	start time MS
durationMS	duration MS
AssetID	Asset Id
ProviderID	Provider Id
isInit	true if its the first playlist download
reportBulkMeta	true if bulk metadata is enabled

Definition at line 5747 of file fragmentcollector_mpd.cpp.

◆ ProcessEventStream()

StreamAbstractionAAMP_MPD::ProcessEventStream	(	uint64_t	startMS,
		int64_t	startOffsetMS,
		IPeriod *	period,
		bool	reportBulkMeta
	)

private

Process event stream.

Parameters

	startMS	the start time of the event derived from the (previous) period info (ms)
	startOffsetMS	the start time of the stream derived from the first segment
[in]	period	instance.
	reportBulkMeta	true if bulk metadata is enabled

Definition at line 5842 of file fragmentcollector_mpd.cpp.

◆ ProcessStreamRestrictionList()

StreamAbstractionAAMP_MPD::ProcessStreamRestrictionList	(	Node *	node,
		const std::string &	AdID,
		uint64_t	startMS,
		bool	isInit,
		bool	reportBulkMeta
	)

private

Process Stream restriction list.

Parameters

node	StreamRestrictionListType node
AdID	Ad Id
startMS	start time MS
isInit	true if its the first playlist download
reportBulkMeta	true if bulk metadata is enabled

Definition at line 5936 of file fragmentcollector_mpd.cpp.

◆ ProcessStreamRestriction()

StreamAbstractionAAMP_MPD::ProcessStreamRestriction	(	Node *	node,
		const std::string &	AdID,
		uint64_t	startMS,
		bool	isInit,
		bool	reportBulkMeta
	)

private

Process stream restriction.

Parameters

node	StreamRestriction xml node
AdID	Ad ID
startMS	Start time in MS
isInit	true if its the first playlist download
reportBulkMeta	true if bulk metadata is enabled

Definition at line 5963 of file fragmentcollector_mpd.cpp.

◆ ProcessStreamRestrictionExt()

StreamAbstractionAAMP_MPD::ProcessStreamRestrictionExt	(	Node *	node,
		const std::string &	AdID,
		uint64_t	startMS,
		bool	isInit,
		bool	reportBulkMeta
	)

private

Process stream restriction extension.

Parameters

node	Ext child of StreamRestriction xml node
AdID	Ad ID
startMS	start time in ms
isInit	true if its the first playlist download
reportBulkMeta	true if bulk metadata is enabled

Definition at line 5990 of file fragmentcollector_mpd.cpp.

◆ ProcessTrickModeRestriction()

StreamAbstractionAAMP_MPD::ProcessTrickModeRestriction	(	Node *	node,
		const std::string &	AdID,
		uint64_t	startMS,
		bool	isInit,
		bool	reportBulkMeta
	)

private

Process trick mode restriction.

Parameters

node	TrickModeRestriction xml node
AdID	Ad ID
startMS	start time in ms
isInit	true if its the first playlist download
reportBulkMeta	true if bulk metadata is enabled

Definition at line 6010 of file fragmentcollector_mpd.cpp.

◆ FetchAndInjectInitFragments()

StreamAbstractionAAMP_MPD::FetchAndInjectInitFragments ( bool discontinuity = false )

private

Fetch and inject initialization fragment for all available tracks.

Parameters

discontinuity number of tracks and discontinuity true if discontinuous fragment

Definition at line 8344 of file fragmentcollector_mpd.cpp.

◆ FetchAndInjectInitialization()

StreamAbstractionAAMP_MPD::FetchAndInjectInitialization	(	int	trackIdx,
		bool	discontinuity = `false`
	)

private

Fetch and inject initialization fragment for media type.

Parameters

trackIdx,discontinuity number of tracks and discontinuity true if discontinuous fragment

Definition at line 8355 of file fragmentcollector_mpd.cpp.

◆ StreamSelection()

StreamAbstractionAAMP_MPD::StreamSelection	(	bool	newTune = `false`,
		bool	forceSpeedsChangedEvent = `false`
	)

private

Does stream selection.

Parameters

newTune true if this is a new tune

Definition at line 7003 of file fragmentcollector_mpd.cpp.

◆ CheckForInitalClearPeriod()

StreamAbstractionAAMP_MPD::CheckForInitalClearPeriod ( )

private

Check if current period is clear.

Return values

true	if clear period

Definition at line 8606 of file fragmentcollector_mpd.cpp.

◆ PushEncryptedHeaders()

StreamAbstractionAAMP_MPD::PushEncryptedHeaders ( )

private

Push encrypted headers if available return true for a successful encypted init fragment push.

Returns: bool

Definition at line 8630 of file fragmentcollector_mpd.cpp.

◆ GetProfileIdxForBandwidthNotification()

StreamAbstractionAAMP_MPD::GetProfileIdxForBandwidthNotification ( uint32_t bandwidth )

private

Get profile index for bandwidth notification.

Return values

profile index of the current bandwidth

Parameters

bandwidth - bandwidth to identify profile index from list

Definition at line 7418 of file fragmentcollector_mpd.cpp.

◆ GetCurrentMimeType()

StreamAbstractionAAMP_MPD::GetCurrentMimeType ( MediaType mediaType )

private

GetCurrentMimeType.

Parameters

MediaType type of media

Return values

mimeType

Definition at line 7439 of file fragmentcollector_mpd.cpp.

◆ SkipFragments()

StreamAbstractionAAMP_MPD::SkipFragments	(	class MediaStreamContext *	pMediaStreamContext,
		double	skipTime,
		bool	updateFirstPTS = `false`,
		bool	skipToEnd = `false`
	)

private

Skip fragments by given time.

Parameters

pMediaStreamContext	Media track object
skipTime	time to skip in seconds
updateFirstPTS	true to update first pts state variable

Definition at line 2347 of file fragmentcollector_mpd.cpp.

◆ SkipToEnd()

StreamAbstractionAAMP_MPD::SkipToEnd ( class MediaStreamContext * pMediaStreamContext )

private

Skip to end of track.

Parameters

pMediaStreamContext Track object pointer

Definition at line 2287 of file fragmentcollector_mpd.cpp.

◆ ProcessContentProtection()

StreamAbstractionAAMP_MPD::ProcessContentProtection	(	IAdaptationSet *	adaptationSet,
		MediaType	mediaType,
		std::shared_ptr< AampDrmHelper >	drmHelper = `nullptr`
	)

private

Process content protection of adaptation.

Parameters

adaptationSet	Adaptation set object
mediaType	type of track

Definition at line 3485 of file fragmentcollector_mpd.cpp.

◆ SeekInPeriod()

StreamAbstractionAAMP_MPD::SeekInPeriod	(	double	seekPositionSeconds,
		bool	skipToEnd = `false`
	)

private

Seek current period by a given time.

Parameters

seekPositionSeconds seek positon in seconds

Definition at line 2222 of file fragmentcollector_mpd.cpp.

◆ ApplyLiveOffsetWorkaroundForSAP()

StreamAbstractionAAMP_MPD::ApplyLiveOffsetWorkaroundForSAP ( double seekPositionSeconds )

private

Find the fragment based on the system clock after the SAP.

Parameters

seekPositionSeconds seek positon in seconds.

Definition at line 2243 of file fragmentcollector_mpd.cpp.

◆ UpdateLanguageList()

StreamAbstractionAAMP_MPD::UpdateLanguageList ( )

private

Update language list state variables.

Returns: void

Definition at line 6244 of file fragmentcollector_mpd.cpp.

◆ GetBestAudioTrackByLanguage()

StreamAbstractionAAMP_MPD::GetBestAudioTrackByLanguage	(	int &	desiredRepIdx,
		AudioType &	CodecType,
		std::vector< AudioTrackInfo > &	ac4Tracks,
		std::string &	audioTrackIndex
	)

private

Get the best Audio track by Language, role, and/or codec type.

Returns: int selected representation index

Parameters

desiredRepIdx	[out] selected representation Index
CodecType	[out] selected codec type
ac4Tracks	parsed track from preselection node
audioTrackIndex	selected audio track index

Definition at line 6381 of file fragmentcollector_mpd.cpp.

◆ CheckProducerReferenceTimeUTCTimeMatch()

StreamAbstractionAAMP_MPD::CheckProducerReferenceTimeUTCTimeMatch ( IProducerReferenceTime * pRT )

private

Check if ProducerReferenceTime UTCTime type Matches with Other UTCtime type declaration.

Return values

bool	true if Match exist. Else false

Parameters

pRT	Pointer to ProducerReferenceTime

Definition at line 12041 of file fragmentcollector_mpd.cpp.

◆ PrintProducerReferenceTimeAtrributes()

StreamAbstractionAAMP_MPD::PrintProducerReferenceTimeAtrributes ( IProducerReferenceTime * pRT )

private

Print ProducerReferenceTime parsed data.

Return values

void

Parameters

pRT	Pointer to ProducerReferenceTime

Definition at line 12098 of file fragmentcollector_mpd.cpp.

◆ GetProducerReferenceTimeForAdaptationSet()

StreamAbstractionAAMP_MPD::GetProducerReferenceTimeForAdaptationSet ( IAdaptationSet * adaptationSet )

private

Check if ProducerReferenceTime available in AdaptationSet.

Return values

IProducerReferenceTime* Porinter to parsed ProducerReferenceTime data

Parameters

adaptationSet Pointer to AdaptationSet

Definition at line 12111 of file fragmentcollector_mpd.cpp.

◆ GetLanguageForAdaptationSet()

StreamAbstractionAAMP_MPD::GetLanguageForAdaptationSet ( IAdaptationSet * adaptationSet )

private

Get the language for an adaptation set.

Parameters

adaptationSet Pointer to adaptation set

Return values

language of adaptation set

Definition at line 6182 of file fragmentcollector_mpd.cpp.

◆ GetMpdFromManfiest()

StreamAbstractionAAMP_MPD::GetMpdFromManfiest	(	const GrowableBuffer &	manifest,
		MPD *&	mpd,
		std::string	manifestUrl,
		bool	init = `false`
	)

private

Get mpd object of manifest.

Return values

AAMPStatusType indicates if success or fail

Parameters

manifest	buffer pointer
mpd	MPD object of manifest
manifestUrl	manifest url
init	true if this is the first playlist download for a tune/seek/trickplay

Definition at line 2841 of file fragmentcollector_mpd.cpp.

◆ GetDrmPrefs()

StreamAbstractionAAMP_MPD::GetDrmPrefs ( const std::string & uuid )

private

Parameters

The	UUID for the DRM type

◆ IsEmptyPeriod()

StreamAbstractionAAMP_MPD::IsEmptyPeriod	(	IPeriod *	period,
		bool	isFogPeriod = `false`
	)

private

Check if Period is empty or not.

Return values

Return true on empty Period

Parameters

period	period to check whether it is empty
isFogPeriod	true if it is fog period

Return values

Return true on empty Period

Definition at line 5218 of file fragmentcollector_mpd.cpp.

◆ IsEmptyAdaptation()

StreamAbstractionAAMP_MPD::IsEmptyAdaptation	(	IAdaptationSet *	adaptationSet,
		bool	isFogPeriod
	)

private

Check if Period is empty or not.

Return values

Return true on empty Period

Parameters

Adaptation	Adaptationto check whether it is empty
isFogPeriod	true if it is fog period

Definition at line 5255 of file fragmentcollector_mpd.cpp.

◆ GetAvailableVSSPeriods()

StreamAbstractionAAMP_MPD::GetAvailableVSSPeriods ( std::vector< IPeriod * > & PeriodIds )

private

Check new early available periods.

Parameters

PeriodIds vector of new Early Available Periods

Definition at line 9624 of file fragmentcollector_mpd.cpp.

◆ CheckForVssTags()

StreamAbstractionAAMP_MPD::CheckForVssTags ( )

private

Check for VSS tags.

Return values

bool	true if found, false otherwise

Definition at line 9647 of file fragmentcollector_mpd.cpp.

◆ GetVssVirtualStreamID()

StreamAbstractionAAMP_MPD::GetVssVirtualStreamID ( )

private

GetVssVirtualStreamID from manifest.

Return values

return Virtual stream ID string

Definition at line 9694 of file fragmentcollector_mpd.cpp.

◆ IsMatchingLanguageAndMimeType()

StreamAbstractionAAMP_MPD::IsMatchingLanguageAndMimeType	(	MediaType	type,
		std::string	lang,
		IAdaptationSet *	adaptationSet,
		int &	representationIndex
	)

private

To check if the adaptation set is having matching language and supported mime type.

Returns: bool true if the params are matching

Parameters

[in]	type	- media type
[in]	lang	- language to be matched
[in]	adaptationSet	- adaptation to be checked for
[out]	representionIndex	- represention within adaptation with matching params

Definition at line 11521 of file fragmentcollector_mpd.cpp.

◆ GetFragmentUrl()

StreamAbstractionAAMP_MPD::GetFragmentUrl	(	std::string &	fragmentUrl,
		const FragmentDescriptor *	fragmentDescriptor,
		std::string	media
	)

private

Generates fragment url from media information.

Parameters

[out]	fragmentUrl	fragment url
	fragmentDescriptor	descriptor
	media	media information string

Definition at line 1031 of file fragmentcollector_mpd.cpp.

◆ StartLatencyMonitorThread()

StreamAbstractionAAMP_MPD::StartLatencyMonitorThread ( )

private

Starts Latency monitor loop.

Returns: void

Definition at line 11801 of file fragmentcollector_mpd.cpp.

◆ GetContentProtection()

StreamAbstractionAAMP_MPD::GetContentProtection	(	const IAdaptationSet *	adaptationSet,
		MediaType	mediaType
	)

private

Get content protection from represetation/adaptation field.

Return values

content protections if present. Else NULL.

Parameters

[In]	adaptation set and media type

Definition at line 12572 of file fragmentcollector_mpd.cpp.

◆ GetPreferredCodecIndex()

StreamAbstractionAAMP_MPD::GetPreferredCodecIndex	(	IAdaptationSet *	adaptationSet,
		int &	selectedRepIdx,
		AudioType &	selectedCodecType,
		uint32_t &	selectedRepBandwidth,
		uint32_t &	bestScore,
		bool	disableEC3,
		bool	disableATMOS,
		bool	disableAC4,
		bool	disableAC3,
		bool &	disabled
	)

private

Get representation index from preferred codec list.

Return values

whether track selected or not

Parameters

	adaptationSet	Adaptation set object
[out]	selectedRepIdx	- Selected representation index
[out]	selectedCodecType	type of desired representation
[out]	selectedRepBandwidth	- selected audio track bandwidth
	disableEC3	whether EC3 deabled by config
	disableATMOS	whether ATMOS audio deabled by config

Definition at line 531 of file fragmentcollector_mpd.cpp.

◆ PopulateAudioTracks()

void StreamAbstractionAAMP_MPD::PopulateAudioTracks ( void )

private

Get the audio track information from all period updated member variable mAudioTracksAll.

Returns: void

◆ ParseAvailablePreselections()

void StreamAbstractionAAMP_MPD::ParseAvailablePreselections	(	IMPDElement *	period,
		std::vector< AudioTrackInfo > &	audioAC4Tracks
	)

private

Get the audio track information from all preselection node of the period.

Parameters

period Node ans IMPDElement

Returns: void

Definition at line 11336 of file fragmentcollector_mpd.cpp.

◆ PopulateTrackInfo()

StreamAbstractionAAMP_MPD::PopulateTrackInfo	(	MediaType	media,
		bool	reset = `false`
	)

private

Get the audio track information from all period updated member variable mAudioTracksAll.

Returns: void

Parameters

media	- Media type
-	Do need to reset vector? @retun none

Definition at line 11392 of file fragmentcollector_mpd.cpp.

◆ IsPeriodEncrypted()

StreamAbstractionAAMP_MPD::IsPeriodEncrypted ( IPeriod * period )

private

check if current period is encrypted

Parameters

[in] period - current period

Return values

true	on success

Definition at line 5044 of file fragmentcollector_mpd.cpp.

◆ GetPeriodStartTime()

StreamAbstractionAAMP_MPD::GetPeriodStartTime	(	IMPD *	mpd,
		int	periodIndex
	)

private

Get start time of current period.

Return values

current period's start time

Parameters

mpd	: pointer manifest
periodIndex

Definition at line 3760 of file fragmentcollector_mpd.cpp.

◆ GetPeriodDuration()

StreamAbstractionAAMP_MPD::GetPeriodDuration	(	IMPD *	mpd,
		int	periodIndex
	)

private

Get duration of current period.

Return values

current period's duration

Parameters

mpd	: pointer manifest
periodIndex	Index of the current period

Definition at line 3820 of file fragmentcollector_mpd.cpp.

◆ GetPeriodEndTime()

StreamAbstractionAAMP_MPD::GetPeriodEndTime	(	IMPD *	mpd,
		int	periodIndex,
		uint64_t	mpdRefreshTime
	)

private

Get end time of current period.

Return values

current period's end time

Parameters

mpd	: pointer manifest
periodIndex	Index of the current period
mpdRefreshTime	: time when manifest was downloade

Definition at line 3903 of file fragmentcollector_mpd.cpp.

◆ isAdbreakStart()

StreamAbstractionAAMP_MPD::isAdbreakStart	(	IPeriod *	period,
		uint64_t &	startMS,
		std::vector< EventBreakInfo > &	eventBreakVec
	)

private

Check whether the period has any valid ad.

Parameters

[in]	period	instance.
[in]	startMS	start time in milli seconds.
[in]	eventBreakVec	vector of EventBreakInfo structure.

Definition at line 10675 of file fragmentcollector_mpd.cpp.

◆ SetAudioTrackInfo()

StreamAbstractionAAMP_MPD::SetAudioTrackInfo	(	const std::vector< AudioTrackInfo > &	tracks,
		const std::string &	trackIndex
	)

private

To set the audio tracks of current period.

Returns: void

Parameters

[in]	tracks	- available audio tracks in period
[in]	trackIndex	- index of current audio track

Definition at line 11242 of file fragmentcollector_mpd.cpp.

◆ FindPeriodGapsAndReport()

StreamAbstractionAAMP_MPD::FindPeriodGapsAndReport ( )

private

Check if Period is empty or not.

Return values

Return true on empty Period

Definition at line 5309 of file fragmentcollector_mpd.cpp.

Field Documentation

◆ pCMCDMetrics

CMCDHeaders* StreamAbstractionAAMP_MPD::pCMCDMetrics

private

pointer object to class CMCDHeaders

Definition at line 802 of file fragmentcollector_mpd.h.

◆ mIsLiveStream

bool StreamAbstractionAAMP_MPD::mIsLiveStream

private

Stream is live or not; won't change during runtime.

Definition at line 818 of file fragmentcollector_mpd.h.

◆ mIsLiveManifest

bool StreamAbstractionAAMP_MPD::mIsLiveManifest

private

Current manifest is dynamic or static; may change during runtime. eg: Hot DVR.

Definition at line 819 of file fragmentcollector_mpd.h.

◆ mUpdateStreamInfo

bool StreamAbstractionAAMP_MPD::mUpdateStreamInfo

private

Indicates mStreamInfo needs to be updated

Definition at line 821 of file fragmentcollector_mpd.h.

◆ mPrevLastSegurlOffset

long StreamAbstractionAAMP_MPD::mPrevLastSegurlOffset

private

duration offset from beginning of TSB

Definition at line 824 of file fragmentcollector_mpd.h.

◆ latencyStatus

LatencyStatus StreamAbstractionAAMP_MPD::latencyStatus

private

Latency status of the playback

Definition at line 940 of file fragmentcollector_mpd.h.

◆ prevLatencyStatus

LatencyStatus StreamAbstractionAAMP_MPD::prevLatencyStatus

private

Previous latency status of the playback

Definition at line 941 of file fragmentcollector_mpd.h.

◆ latencyMonitorThreadStarted

bool StreamAbstractionAAMP_MPD::latencyMonitorThreadStarted

private

Monitor latency thread status

Definition at line 942 of file fragmentcollector_mpd.h.

◆ latencyMonitorThreadID

pthread_t StreamAbstractionAAMP_MPD::latencyMonitorThreadID

private

Fragment injector thread id

Definition at line 943 of file fragmentcollector_mpd.h.

◆ mProfileCount

int StreamAbstractionAAMP_MPD::mProfileCount

private

Total video profile count

Definition at line 944 of file fragmentcollector_mpd.h.

◆ mSubtitleParser

std::unique_ptr<SubtitleParser> StreamAbstractionAAMP_MPD::mSubtitleParser

private

Parser for subtitle data

Definition at line 945 of file fragmentcollector_mpd.h.

The documentation for this class was generated from the following files:

components/generic/aamp/fragmentcollector_mpd.h
components/generic/aamp/fragmentcollector_mpd.cpp
components/generic/aamp/test/utests/fakes/FakeFragmentCollector_MPD.cpp

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

yes

Member Function Documentation

◆ Start()

◆ Stop()

◆ Init()

◆ GetStreamFormat()

◆ GetStreamPosition()

◆ GetMediaTrack()

◆ GetFirstPTS()

◆ GetStartTimeOfFirstPTS()

◆ GetBWIndex()

◆ GetMaxBitrate()

◆ StopInjection()

◆ StartInjection()

◆ GetBufferedDuration()

◆ SeekPosUpdate()

◆ SetCDAIObject()

◆ GetAvailableAudioTracks()

◆ GetAvailableTextTracks()

◆ Is4KStream()

◆ GetProfileCount()

◆ GetProfileIndexForBandwidth()

◆ SetThumbnailTrack()

◆ GetThumbnailRangeData()

◆ GetAdaptationSetAtIndex()

◆ GetAdaptationSetAndRepresetationIndicesForProfile()

◆ FetchFragment()

◆ PushNextFragment()

◆ GetFirstPeriodStartTime()

◆ StartSubtitleParser()

◆ PauseSubtitleParser()

◆ GetCurrPeriodTimeScale()

◆ GetPreferredTextRepresentation()

◆ getAccessibilityNode() [1/2]

◆ getAccessibilityNode() [2/2]

◆ GetBestTextTrackByLanguage()

◆ ParseTrackInformation()

◆ InitSubtitleParser()

◆ ResetSubtitle()

◆ MuteSubtitleOnPause()

◆ ResumeSubtitleOnPlay()

◆ MuteSidecarSubtitles()

◆ ResumeSubtitleAfterSeek()

◆ SetTextStyle()

◆ printSelectedTrack()

◆ AdvanceTrack()

◆ FetcherLoop()

◆ GetStreamInfo()

◆ CheckLLProfileAvailable()

◆ EnableAndSetLiveOffsetForLLDashPlayback()

◆ GetLowLatencyParams()

◆ ParseMPDLLData()

◆ UpdateMPD()

◆ FindServerUTCTime()

◆ FindTimedMetadata()

◆ ProcessPeriodSupplementalProperty()

◆ ProcessPeriodAssetIdentifier()

◆ ProcessEventStream()

◆ ProcessStreamRestrictionList()

◆ ProcessStreamRestriction()

◆ ProcessStreamRestrictionExt()

◆ ProcessTrickModeRestriction()

◆ FetchAndInjectInitFragments()

◆ FetchAndInjectInitialization()

◆ StreamSelection()

◆ CheckForInitalClearPeriod()

◆ PushEncryptedHeaders()

◆ GetProfileIdxForBandwidthNotification()

◆ GetCurrentMimeType()

◆ SkipFragments()

◆ SkipToEnd()

◆ ProcessContentProtection()

◆ SeekInPeriod()

◆ ApplyLiveOffsetWorkaroundForSAP()

◆ UpdateLanguageList()