Inheritance diagram for StreamWorker:

Collaboration diagram for StreamWorker:

[legend]

Public Member Functions
	StreamWorker (HLSRingBuffer *parent, int startup, int buffer)

void	Cancel (void)

int	CurrentStream (void)

int	Segment (void)

void	Seek (int val)

bool	IsAtEnd (bool lock=false)

bool	GotBufferedSegments (int from, int count) const
	check that we have at least [count] segments buffered from position [from] More...

int	CurrentPlaybackBuffer (bool lock=true)

int	CurrentLiveBuffer (void)

void	SetBuffer (int val)

void	AddSegmentToStream (int segnum, int stream)

void	RemoveSegmentFromStream (int segnum)

int	StreamForSegment (int segmentid, bool lock=true) const
	return the stream used to download a particular segment or -1 if it was never downloaded More...

void	Wakeup (void)

void	WaitForSignal (std::chrono::milliseconds time=std::chrono::milliseconds::max())

void	Lock (void)

void	Unlock (void)

int64_t	Bandwidth (void) const

double	AverageNewBandwidth (int64_t bandwidth)

Public Member Functions inherited from MThread
	MThread (const QString &objectName)
	Standard constructor. More...

	MThread (const QString &objectName, QRunnable *runnable)
	Use this constructor if you want the default run() method to run the QRunnable's run() method instead of entering the Qt event loop. More...

virtual	~MThread ()

	MThread (const MThread &)=delete

MThread &	operator= (const MThread &)=delete

void	RunProlog (void)
	Sets up a thread, call this if you reimplement run(). More...

void	RunEpilog (void)
	Cleans up a thread's resources, call this if you reimplement run(). More...

QThread *	qthread (void)
	Returns the thread, this will always return the same pointer no matter how often you restart the thread. More...

void	setObjectName (const QString &name)

QString	objectName (void) const

void	setPriority (QThread::Priority priority)

QThread::Priority	priority (void) const

bool	isFinished (void) const

bool	isRunning (void) const

void	setStackSize (uint stackSize)

uint	stackSize (void) const

void	exit (int retcode=0)
	Use this to exit from the thread if you are using a Qt event loop. More...

void	start (QThread::Priority p=QThread::InheritPriority)
	Tell MThread to start running the thread in the near future. More...

void	terminate (void)
	Kill a thread unsafely. More...

void	quit (void)
	calls exit(0) More...

bool	wait (std::chrono::milliseconds time=std::chrono::milliseconds::max())
	Wait for the MThread to exit, with a maximum timeout. More...

Protected Member Functions
void	run (void) override
	Runs the Qt event loop unless we have a QRunnable, in which case we run the runnable run instead. More...

int	BandwidthAdaptation (int progid, uint64_t &bandwidth) const

Protected Member Functions inherited from MThread
int	exec (void)
	Enters the qt event loop. call exit or quit to exit thread. More...

Private Attributes
HLSRingBuffer *	m_parent {nullptr}

bool	m_interrupted {false}

int64_t	m_bandwidth {0}

int	m_stream {0}

int	m_segment

int	m_buffer

QMap< int, int >	m_segmap

QMutex	m_lock

QWaitCondition	m_waitcond

double	m_sumbandwidth {0.0}

int	m_countbandwidth {0}

Additional Inherited Members
Static Public Member Functions inherited from MThread
static void	ThreadSetup (const QString &name)
	This is to be called on startup in those few threads that haven't been ported to MThread. More...

static void	ThreadCleanup (void)
	This is to be called on exit in those few threads that haven't been ported to MThread. More...

static void	Cleanup (void)
	This will print out all the running threads, call exit(1) on each and then wait up to 5 seconds total for all the threads to exit. More...

static void	GetAllThreadNames (QStringList &list)

static void	GetAllRunningThreadNames (QStringList &list)

Static Protected Member Functions inherited from MThread
static void	setTerminationEnabled (bool enabled=true)

static void	usleep (std::chrono::microseconds time)

template<typename R , typename P >
static std::enable_if_t< std::chrono::treat_as_floating_point< R >::value, void >	usleep (std::chrono::duration< R, P > time)

Protected Attributes inherited from MThread
MThreadInternal *	m_thread {nullptr}

QRunnable *	m_runnable {nullptr}

bool	m_prologExecuted {true}

bool	m_epilogExecuted {true}

Detailed Description

Definition at line 920 of file httplivestreambuffer.cpp.

Constructor & Destructor Documentation

◆ StreamWorker()

StreamWorker::StreamWorker	(	HLSRingBuffer *	parent,
		int	startup,
		int	buffer
	)

inline

Definition at line 923 of file httplivestreambuffer.cpp.

Member Function Documentation

◆ Cancel()

void StreamWorker::Cancel ( void )

inline

Definition at line 927 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::~HLSRingBuffer().

◆ CurrentStream()

int StreamWorker::CurrentStream ( void )

inline

Definition at line 945 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::GetCurrentStream().

◆ Segment()

int StreamWorker::Segment ( void )

inline

Definition at line 950 of file httplivestreambuffer.cpp.

◆ Seek()

void StreamWorker::Seek ( int val )

inline

Definition at line 955 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::GetSegment(), and HLSRingBuffer::SeekInternal().

◆ IsAtEnd()

bool StreamWorker::IsAtEnd ( bool lock = false )

inline

Definition at line 962 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::Prefetch(), run(), HLSRingBuffer::SanityCheck(), HLSRingBuffer::SeekInternal(), and HLSRingBuffer::WaitUntilBuffered().

◆ GotBufferedSegments()

bool StreamWorker::GotBufferedSegments	(	int	from,
		int	count
	)		const

inline

check that we have at least [count] segments buffered from position [from]

Definition at line 980 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::SeekInternal(), and HLSRingBuffer::WaitUntilBuffered().

◆ CurrentPlaybackBuffer()

int StreamWorker::CurrentPlaybackBuffer ( bool lock = true )

inline

Definition at line 995 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::Prefetch(), PlaylistWorker::run(), HLSRingBuffer::SafeRead(), HLSRingBuffer::SanityCheck(), HLSRingBuffer::SeekInternal(), and HLSRingBuffer::WaitUntilBuffered().

◆ CurrentLiveBuffer()

int StreamWorker::CurrentLiveBuffer ( void )

inline

Definition at line 1008 of file httplivestreambuffer.cpp.

Referenced by run().

◆ SetBuffer()

void StreamWorker::SetBuffer ( int val )

inline

Definition at line 1012 of file httplivestreambuffer.cpp.

◆ AddSegmentToStream()

void StreamWorker::AddSegmentToStream	(	int	segnum,
		int	stream
	)

inline

Definition at line 1017 of file httplivestreambuffer.cpp.

Referenced by run().

◆ RemoveSegmentFromStream()

void StreamWorker::RemoveSegmentFromStream ( int segnum )

inline

Definition at line 1024 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::SafeRead().

◆ StreamForSegment()

int StreamWorker::StreamForSegment	(	int	segmentid,
		bool	lock = `true`
	)		const

inline

return the stream used to download a particular segment or -1 if it was never downloaded

Definition at line 1034 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::DurationForBytes(), HLSRingBuffer::GetSegment(), HLSRingBuffer::GetStreamForSegment(), GotBufferedSegments(), run(), HLSRingBuffer::SafeRead(), and HLSRingBuffer::SeekInternal().

◆ Wakeup()

void StreamWorker::Wakeup ( void )

inline

Definition at line 1056 of file httplivestreambuffer.cpp.

Referenced by Cancel(), HLSRingBuffer::Prefetch(), run(), PlaylistWorker::run(), HLSRingBuffer::SafeRead(), Seek(), and HLSRingBuffer::WaitUntilBuffered().

◆ WaitForSignal()

void StreamWorker::WaitForSignal ( std::chrono::milliseconds time = std::chrono::milliseconds::max() )

inline

Definition at line 1061 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::GetSegment(), HLSRingBuffer::Prefetch(), run(), HLSRingBuffer::SeekInternal(), and HLSRingBuffer::WaitUntilBuffered().

◆ Lock()

void StreamWorker::Lock ( void )

inline

Definition at line 1066 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::GetSegment(), HLSRingBuffer::Prefetch(), run(), HLSRingBuffer::SeekInternal(), and HLSRingBuffer::WaitUntilBuffered().

◆ Unlock()

void StreamWorker::Unlock ( void )

inline

Definition at line 1070 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::GetSegment(), HLSRingBuffer::Prefetch(), run(), HLSRingBuffer::SeekInternal(), and HLSRingBuffer::WaitUntilBuffered().

◆ Bandwidth()

int64_t StreamWorker::Bandwidth ( void ) const

inline

Definition at line 1074 of file httplivestreambuffer.cpp.

Referenced by HLSRingBuffer::SeekInternal().

◆ AverageNewBandwidth()

double StreamWorker::AverageNewBandwidth ( int64_t bandwidth )

inline

Definition at line 1078 of file httplivestreambuffer.cpp.

Referenced by run().

◆ run()

void StreamWorker::run ( void )

inlineoverrideprotectedvirtual

Runs the Qt event loop unless we have a QRunnable, in which case we run the runnable run instead.

Note: If you override this method you must call RunProlog before you do any work and RunEpilog before you exit the run method.

Reimplemented from MThread.

Definition at line 1087 of file httplivestreambuffer.cpp.

◆ BandwidthAdaptation()

int StreamWorker::BandwidthAdaptation	(	int	progid,
		uint64_t &	bandwidth
	)		const

inlineprotected

Definition at line 1196 of file httplivestreambuffer.cpp.

Referenced by run().

Member Data Documentation

◆ m_parent

HLSRingBuffer* StreamWorker::m_parent {nullptr}

private

Definition at line 1229 of file httplivestreambuffer.cpp.

Referenced by BandwidthAdaptation(), Cancel(), CurrentLiveBuffer(), CurrentPlaybackBuffer(), GotBufferedSegments(), IsAtEnd(), and run().

◆ m_interrupted

bool StreamWorker::m_interrupted {false}

private

Definition at line 1230 of file httplivestreambuffer.cpp.

Referenced by AddSegmentToStream(), Cancel(), and run().

◆ m_bandwidth

int64_t StreamWorker::m_bandwidth {0}

private

Definition at line 1232 of file httplivestreambuffer.cpp.

Referenced by AverageNewBandwidth(), Bandwidth(), and run().

◆ m_stream

int StreamWorker::m_stream {0}

private

Definition at line 1233 of file httplivestreambuffer.cpp.

Referenced by CurrentStream(), and run().

◆ m_segment

int StreamWorker::m_segment

private

Definition at line 1234 of file httplivestreambuffer.cpp.

Referenced by CurrentLiveBuffer(), CurrentPlaybackBuffer(), IsAtEnd(), run(), Seek(), and Segment().

◆ m_buffer

int StreamWorker::m_buffer

private

Definition at line 1235 of file httplivestreambuffer.cpp.

Referenced by run(), and SetBuffer().

◆ m_segmap

QMap<int,int> StreamWorker::m_segmap

private

Definition at line 1236 of file httplivestreambuffer.cpp.

Referenced by AddSegmentToStream(), RemoveSegmentFromStream(), and StreamForSegment().

◆ m_lock

QMutex StreamWorker::m_lock

mutableprivate

Definition at line 1237 of file httplivestreambuffer.cpp.

Referenced by AddSegmentToStream(), Cancel(), CurrentPlaybackBuffer(), CurrentStream(), IsAtEnd(), Lock(), RemoveSegmentFromStream(), Seek(), Segment(), SetBuffer(), StreamForSegment(), Unlock(), and WaitForSignal().

◆ m_waitcond

QWaitCondition StreamWorker::m_waitcond

private

Definition at line 1238 of file httplivestreambuffer.cpp.

Referenced by WaitForSignal(), and Wakeup().

◆ m_sumbandwidth

double StreamWorker::m_sumbandwidth {0.0}

private

Definition at line 1239 of file httplivestreambuffer.cpp.

Referenced by AverageNewBandwidth().

◆ m_countbandwidth

int StreamWorker::m_countbandwidth {0}

private

Definition at line 1240 of file httplivestreambuffer.cpp.

Referenced by AverageNewBandwidth().

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

httplivestreambuffer.cpp

Public Member Functions

Protected Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ StreamWorker()

Member Function Documentation

◆ Cancel()

◆ CurrentStream()

◆ Segment()

◆ Seek()

◆ IsAtEnd()

◆ GotBufferedSegments()

◆ CurrentPlaybackBuffer()

◆ CurrentLiveBuffer()

◆ SetBuffer()

◆ AddSegmentToStream()

◆ RemoveSegmentFromStream()

◆ StreamForSegment()

◆ Wakeup()

◆ WaitForSignal()

◆ Lock()

◆ Unlock()

◆ Bandwidth()

◆ AverageNewBandwidth()

◆ run()

◆ BandwidthAdaptation()

Member Data Documentation

◆ m_parent

◆ m_interrupted

◆ m_bandwidth

◆ m_stream

◆ m_segment

◆ m_buffer

◆ m_segmap

◆ m_lock

◆ m_waitcond

◆ m_sumbandwidth

◆ m_countbandwidth