H264Decoder Class Reference

#include <H264Decoder.h>

Inheritance diagram for H264Decoder:

Collaboration diagram for H264Decoder:

Classes
class	Detail

Public Member Functions
	H264Decoder (H264DecoderProps _props)
virtual	~H264Decoder ()
bool	init ()
bool	term ()
bool	processEOS (string &pinId)
Public Member Functions inherited from Module
	Module (Kind nature, string name, ModuleProps _props)
virtual	~Module ()
Kind	getNature ()
string	getName ()
string	getId ()
double	getPipelineFps ()
uint64_t	getTickCounter ()
string	addOutputPin (framemetadata_sp &metadata)
vector< string >	getAllOutputPinsByType (int type)
void	addOutputPin (framemetadata_sp &metadata, string &pinId)
bool	setNext (boost::shared_ptr< Module > next, vector< string > &pinIdArr, bool open=true)
virtual bool	setNext (boost::shared_ptr< Module > next, bool open=true, bool sieve=true)
bool	addFeedback (boost::shared_ptr< Module > next, vector< string > &pinIdArr, bool open=true)
bool	addFeedback (boost::shared_ptr< Module > next, bool open=true)
boost_deque< boost::shared_ptr< Module > >	getConnectedModules ()
bool	relay (boost::shared_ptr< Module > next, bool open, bool priority=false)
void	operator() ()
virtual bool	run ()
bool	play (float speed, bool direction=true)
bool	play (bool play)
bool	queueStep ()
virtual bool	step ()
virtual bool	stop ()
virtual bool	isFull ()
bool	isNextModuleQueFull ()
void	adaptQueue (boost::shared_ptr< FrameContainerQueueAdapter > queAdapter)
void	register_consumer (boost::function< void(Module *, unsigned short)>, bool bFatal=false)
boost::shared_ptr< PaceMaker >	getPacer ()
bool	getPlayDirection ()
virtual void	flushQueRecursive ()
virtual void	addControlModule (boost::shared_ptr< Module > cModule)
void	registerHealthCallback (APHealthCallback callback)
void	executeErrorCallback (const APErrorObject &error)
void	registerErrorCallback (APErrorCallback callback)
ModuleProps	getProps ()

Protected Member Functions
bool	process (frame_container &frames)
bool	processSOS (frame_sp &frame)
void	addInputPin (framemetadata_sp &metadata, string &pinId)
bool	validateInputPins ()
bool	validateOutputPins ()
bool	shouldTriggerSOS ()
void	flushQue ()
bool	handleCommand (Command::CommandType type, frame_sp &frame)
Protected Member Functions inherited from Module
virtual boost_deque< frame_sp >	getFrames (frame_container &frames)
virtual bool	produce ()
bool	stepNonSource (frame_container &frames)
bool	preProcessNonSource (frame_container &frames)
bool	preProcessControl (frame_container &frames)
bool	isRunning ()
void	setProps (ModuleProps &props)
void	fillProps (ModuleProps &props)
template<class T >
void	addPropsToQueue (T &props, bool priority=false)
virtual bool	handlePropsChange (frame_sp &frame)
template<class T >
bool	handlePropsChange (frame_sp &frame, T &props)
template<class T >
bool	queuePriorityCommand (T &cmd)
template<class T >
bool	queueCommand (T &cmd, bool priority=false)
template<class T >
void	getCommand (T &cmd, frame_sp &frame)
bool	queuePlayPauseCommand (PlayPauseCommand ppCmd, bool priority=false)
frame_sp	makeCommandFrame (size_t size, framemetadata_sp &metadata)
frame_sp	makeFrame (size_t size, string &pinId)
frame_sp	makeFrame (size_t size)
frame_sp	makeFrame ()
frame_sp	makeFrame (frame_sp &bigFrame, size_t &newSize, string &pinId)
frame_sp	getEOSFrame ()
frame_sp	getEmptyFrame ()
void	setMetadata (std::string &pinId, framemetadata_sp &metadata)
virtual bool	send (frame_container &frames, bool forceBlockingPush=false)
virtual void	sendEOS ()
virtual void	sendEOS (frame_sp &frame)
virtual void	sendMp4ErrorFrame (frame_sp &frame)
virtual void	sendEoPFrame ()
void	ignore (int times)
void	stop_onStepfail ()
void	emit_event (unsigned short eventID)
void	emit_fatal (unsigned short eventID)
void	setModuleState (enum ModuleState es)
ModuleState	getModuleState ()
virtual bool	validateInputOutputPins ()
size_t	getNumberOfOutputPins (bool implicit=true)
size_t	getNumberOfInputPins ()
framemetadata_sp	getFirstInputMetadata ()
framemetadata_sp	getFirstOutputMetadata ()
framemetadata_sp	getOutputMetadata (string outPinID)
metadata_by_pin &	getInputMetadata ()
framefactory_by_pin &	getOutputFrameFactory ()
framemetadata_sp	getInputMetadataByType (int type)
int	getNumberOfInputsByType (int type)
int	getNumberOfOutputsByType (int type)
framemetadata_sp	getOutputMetadataByType (int type)
bool	isMetadataEmpty (framemetadata_sp &metadata)
bool	isFrameEmpty (frame_sp &frame)
string	getInputPinIdByType (int type)
string	getOutputPinIdByType (int type)
bool	setNext (boost::shared_ptr< Module > next, bool open, bool isFeedback, bool sieve)
bool	setNext (boost::shared_ptr< Module > next, vector< string > &pinIdArr, bool open, bool isFeedback, bool sieve)
void	addInputPin (framemetadata_sp &metadata, string &pinId, bool isFeedback)
boost::shared_ptr< FrameContainerQueue >	getQue ()
bool	getPlayState ()
Connections	getConnections ()
frame_container	try_pop ()
frame_container	pop ()
bool	processSourceQue ()
bool	handlePausePlay (bool play)
virtual bool	handlePausePlay (float speed=1, bool direction=true)
virtual void	notifyPlay (bool play)
FFBufferMaker	createFFBufferMaker ()

Private Member Functions
void	bufferDecodedFrames (frame_sp &frame)
void	bufferBackwardEncodedFrames (frame_sp &frame, short naluType)
void	bufferAndDecodeForwardEncodedFrames (frame_sp &frame, short naluType)
void	sendDecodedFrame ()
void	decodeFrameFromBwdGOP ()
void	clearIncompleteBwdGopTsFromIncomingTSQ (std::deque< frame_sp > &latestGop)
void	saveSpsPps (frame_sp frame)
void *	prependSpsPps (frame_sp &iFrame, size_t &spsPpsFrameSize)
void	dropFarthestFromCurrentTs (uint64_t ts)

Private Attributes
boost::shared_ptr< Detail >	mDetail
bool	mShouldTriggerSOS
framemetadata_sp	mOutputMetadata
std::string	mOutputPinId
H264DecoderProps	mProps
std::deque< std::deque< frame_sp > >	backwardGopBuffer
std::deque< frame_sp >	latestBackwardGop
std::deque< frame_sp >	latestForwardGop
std::map< uint64, frame_sp >	decodedFramesCache
bool	mDirection
bool	dirChangedToFwd = false
bool	dirChangedToBwd = false
bool	foundIFrameOfReverseGop = false
bool	decodePreviousFramesOfTheForwardGop = false
bool	prevFrameInCache = false
std::deque< uint64_t >	incomingFramesTSQ
frame_sp	mHeaderFrame
boost::asio::const_buffer	spsBuffer
boost::asio::const_buffer	ppsBuffer
std::mutex	m
int	framesToSkip = 0
int	iFramesToSkip = 0
int	currentFps = 24
int	previousFps = 24
float	playbackSpeed = 1
int	gop
uint64_t	lastFrameSent
bool	resumeFwdPlayback = true
bool	resumeBwdPlayback = true
bool	resumePlayback = true
int	incomingFramesTSQSize = 0

Additional Inherited Members
Public Types inherited from Module
enum	Kind { SOURCE , TRANSFORM , SINK , CONTROL }
enum	ModuleState { Initialized , Running , EndOfStreamNormal , EndOfStreamSocketError }
Static Public Member Functions inherited from Module
static frame_sp	getFrameByType (frame_container &frames, int frameType)
Protected Attributes inherited from Module
boost::function< void()>	onStepFail
boost::function< void(Module *, unsigned short)>	event_consumer
boost::function< void(Module *, unsigned short)>	fatal_event_consumer
enum ModuleState	module_state
boost::shared_ptr< Module >	controlModule = nullptr

Constructor & Destructor Documentation

H264Decoder()

H264Decoder::H264Decoder

(

H264DecoderProps

_props

)

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~H264Decoder()

H264Decoder::~H264Decoder ( )

virtual

Member Function Documentation

addInputPin()

void H264Decoder::addInputPin ( framemetadata_sp & metadata, string & pinId )

protectedvirtual

Reimplemented from Module.

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bufferAndDecodeForwardEncodedFrames()

void H264Decoder::bufferAndDecodeForwardEncodedFrames ( frame_sp & frame, short naluType )

private

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bufferBackwardEncodedFrames()

void H264Decoder::bufferBackwardEncodedFrames ( frame_sp & frame, short naluType )

private

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bufferDecodedFrames()

void H264Decoder::bufferDecodedFrames ( frame_sp & frame )

private

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clearIncompleteBwdGopTsFromIncomingTSQ()

void H264Decoder::clearIncompleteBwdGopTsFromIncomingTSQ ( std::deque< frame_sp > & latestGop )

private

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decodeFrameFromBwdGOP()

void H264Decoder::decodeFrameFromBwdGOP ( )

private

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dropFarthestFromCurrentTs()

void H264Decoder::dropFarthestFromCurrentTs ( uint64_t ts )

private

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flushQue()

void H264Decoder::flushQue ( )

protectedvirtual

Reimplemented from Module.

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handleCommand()

bool H264Decoder::handleCommand ( Command::CommandType type, frame_sp & frame )

protectedvirtual

Reimplemented from Module.

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init()

bool H264Decoder::init ( )

virtual

Reimplemented from Module.

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prependSpsPps()

void * H264Decoder::prependSpsPps ( frame_sp & iFrame, size_t & spsPpsFrameSize )

private

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process()

bool H264Decoder::process ( frame_container & frames )

protectedvirtual

Reimplemented from Module.

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processEOS()

bool H264Decoder::processEOS ( string & pinId )

virtual

Reimplemented from Module.

processSOS()

bool H264Decoder::processSOS ( frame_sp & frame )

protectedvirtual

Reimplemented from Module.

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saveSpsPps()

void H264Decoder::saveSpsPps ( frame_sp frame )

private

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sendDecodedFrame()

void H264Decoder::sendDecodedFrame ( )

private

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shouldTriggerSOS()

bool H264Decoder::shouldTriggerSOS ( )

protectedvirtual

Reimplemented from Module.

term()

bool H264Decoder::term ( )

virtual

Reimplemented from Module.

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validateInputPins()

bool H264Decoder::validateInputPins ( )

protectedvirtual

Reimplemented from Module.

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validateOutputPins()

bool H264Decoder::validateOutputPins ( )

protectedvirtual

Reimplemented from Module.

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Member Data Documentation

backwardGopBuffer

std::deque<std::deque<frame_sp> > H264Decoder::backwardGopBuffer

private

currentFps

int H264Decoder::currentFps = 24

private

decodedFramesCache

std::map<uint64, frame_sp> H264Decoder::decodedFramesCache

private

decodePreviousFramesOfTheForwardGop

bool H264Decoder::decodePreviousFramesOfTheForwardGop = false

private

dirChangedToBwd

bool H264Decoder::dirChangedToBwd = false

private

dirChangedToFwd

bool H264Decoder::dirChangedToFwd = false

private

foundIFrameOfReverseGop

bool H264Decoder::foundIFrameOfReverseGop = false

private

framesToSkip

int H264Decoder::framesToSkip = 0

private

gop

int H264Decoder::gop

private

iFramesToSkip

int H264Decoder::iFramesToSkip = 0

private

incomingFramesTSQ

std::deque<uint64_t> H264Decoder::incomingFramesTSQ

private

incomingFramesTSQSize

int H264Decoder::incomingFramesTSQSize = 0

private

lastFrameSent

uint64_t H264Decoder::lastFrameSent

private

latestBackwardGop

std::deque<frame_sp> H264Decoder::latestBackwardGop

private

latestForwardGop

std::deque<frame_sp> H264Decoder::latestForwardGop

private

m

std::mutex H264Decoder::m

private

mDetail

boost::shared_ptr<Detail> H264Decoder::mDetail

private

mDirection

bool H264Decoder::mDirection

private

mHeaderFrame

frame_sp H264Decoder::mHeaderFrame

private

mOutputMetadata

framemetadata_sp H264Decoder::mOutputMetadata

private

mOutputPinId

std::string H264Decoder::mOutputPinId

private

mProps

H264DecoderProps H264Decoder::mProps

private

mShouldTriggerSOS

bool H264Decoder::mShouldTriggerSOS

private

playbackSpeed

float H264Decoder::playbackSpeed = 1

private

ppsBuffer

boost::asio::const_buffer H264Decoder::ppsBuffer

private

prevFrameInCache

bool H264Decoder::prevFrameInCache = false

private

previousFps

int H264Decoder::previousFps = 24

private

resumeBwdPlayback

bool H264Decoder::resumeBwdPlayback = true

private

resumeFwdPlayback

bool H264Decoder::resumeFwdPlayback = true

private

resumePlayback

bool H264Decoder::resumePlayback = true

private

spsBuffer

boost::asio::const_buffer H264Decoder::spsBuffer

private

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

• base/include/H264Decoder.h
• base/src/H264Decoder.cpp