#include <video_mixer.h>

Inheritance diagram for jami::video::VideoMixer:

Collaboration diagram for jami::video::VideoMixer:

Classes
struct	VideoMixerSource

Public Member Functions
void	addAudioOnlySource (const std::string &callId, const std::string &streamId)

void	attached (Observable< std::shared_ptr< MediaFrame > > *ob) override

void	attachVideo (Observable< std::shared_ptr< MediaFrame > > *frame, const std::string &callId, const std::string &streamId)

void	detached (Observable< std::shared_ptr< MediaFrame > > *ob) override

void	detachVideo (Observable< std::shared_ptr< MediaFrame > > *frame)

int	getHeight () const override

AVPixelFormat	getPixelFormat () const override

std::shared_ptr< SinkClient > &	getSink ()

MediaStream	getStream (const std::string &name) const

Layout	getVideoLayout () const

std::shared_ptr< VideoFrameActiveWriter >	getVideoLocal () const

int	getWidth () const override

void	removeAudioOnlySource (const std::string &callId, const std::string &streamId)

void	resetActiveStream ()

void	setActiveStream (const std::string &id)

void	setOnSourcesUpdated (OnSourcesUpdatedCb &&cb)

void	setParameters (int width, int height, AVPixelFormat format=AV_PIX_FMT_YUV422P)

void	setVideoLayout (Layout newLayout)

void	stopInputs ()
	Stop all inputs.

StreamInfo	streamInfo (Observable< std::shared_ptr< MediaFrame > > *frame) const

void	switchInputs (const std::vector< std::string > &inputs)
	Set all inputs at once.

void	update (Observable< std::shared_ptr< MediaFrame > > *ob, const std::shared_ptr< MediaFrame > &v) override

void	updateLayout ()

bool	verifyActive (const std::string &id)

	VideoMixer (const std::string &id, const std::string &localInput={}, bool attachHost=false)

	~VideoMixer ()

Public Member Functions inherited from jami::video::VideoGenerator
void	flushFrames ()

VideoFrame &	getNewFrame ()

std::shared_ptr< VideoFrame >	obtainLastFrame ()

void	publishFrame ()

void	publishFrame (std::shared_ptr< VideoFrame >)

	VideoGenerator ()

Public Member Functions inherited from jami::Observable< std::shared_ptr< MediaFrame > >
bool	attach (Observer< std::shared_ptr< MediaFrame > > *o)

void	attachPriorityObserver (std::shared_ptr< Observer< std::shared_ptr< MediaFrame > > > o)

bool	detach (Observer< std::shared_ptr< MediaFrame > > *o)

void	detachPriorityObserver (Observer< std::shared_ptr< MediaFrame > > *o)

size_t	getObserversCount ()

	Observable ()

virtual	~Observable ()
	~Observable Detach all observers to avoid making them call this observable when destroyed

Public Member Functions inherited from jami::Observer< std::shared_ptr< MediaFrame > >
virtual	~Observer ()

Additional Inherited Members
Protected Member Functions inherited from jami::Observable< std::shared_ptr< MediaFrame > >
void	notify (std::shared_ptr< MediaFrame > data)

Protected Attributes inherited from jami::Observable< std::shared_ptr< MediaFrame > >
std::mutex	mutex_

std::set< Observer< std::shared_ptr< MediaFrame > > * >	observers_

std::list< std::weak_ptr< Observer< std::shared_ptr< MediaFrame > > > >	priority_observers_

Detailed Description

Definition at line 56 of file video_mixer.h.

Constructor & Destructor Documentation

◆ VideoMixer()

jami::video::VideoMixer::VideoMixer	(	const std::string &	id,
		const std::string &	localInput = `{}`,
		bool	attachHost = `false`
	)

Definition at line 78 of file video_mixer.cpp.

◆ ~VideoMixer()

jami::video::VideoMixer::~VideoMixer ( )

Definition at line 96 of file video_mixer.cpp.

References JAMI_DBG, jami::ThreadLoop::join(), and stopInputs().

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Member Function Documentation

◆ addAudioOnlySource()

void jami::video::VideoMixer::addAudioOnlySource	(	const std::string &	callId,
		const std::string &	streamId
	)

inline

Definition at line 118 of file video_mixer.h.

References jami::emitSignal(), and updateLayout().

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◆ attached()

void jami::video::VideoMixer::attached ( Observable< std::shared_ptr< MediaFrame > > * ob )

overridevirtual

Reimplemented from jami::Observer< std::shared_ptr< MediaFrame > >.

Definition at line 206 of file video_mixer.cpp.

References jami::emitSignal(), JAMI_DBG, JAMI_DEBUG, and updateLayout().

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◆ attachVideo()

void jami::video::VideoMixer::attachVideo	(	Observable< std::shared_ptr< MediaFrame > > *	frame,
		const std::string &	callId,
		const std::string &	streamId
	)

Definition at line 169 of file video_mixer.cpp.

References jami::emitSignal(), and JAMI_DBG.

Referenced by switchInputs().

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◆ detached()

void jami::video::VideoMixer::detached ( Observable< std::shared_ptr< MediaFrame > > * ob )

overridevirtual

Reimplemented from jami::Observer< std::shared_ptr< MediaFrame > >.

Definition at line 220 of file video_mixer.cpp.

References jami::emitSignal(), JAMI_DBG, JAMI_DEBUG, and updateLayout().

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◆ detachVideo()

void jami::video::VideoMixer::detachVideo ( Observable< std::shared_ptr< MediaFrame > > * frame )

Definition at line 184 of file video_mixer.cpp.

References jami::Observable< std::shared_ptr< MediaFrame > >::detach(), jami::emitSignal(), JAMI_DBG, and verifyActive().

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◆ getHeight()

int jami::video::VideoMixer::getHeight ( ) const

overridevirtual

Implements jami::video::VideoGenerator.

Definition at line 570 of file video_mixer.cpp.

◆ getPixelFormat()

AVPixelFormat jami::video::VideoMixer::getPixelFormat ( ) const

overridevirtual

Implements jami::video::VideoGenerator.

Definition at line 576 of file video_mixer.cpp.

◆ getSink()

std::shared_ptr< SinkClient > & jami::video::VideoMixer::getSink ( )

inline

Definition at line 116 of file video_mixer.h.

◆ getStream()

MediaStream jami::video::VideoMixer::getStream ( const std::string & name ) const

Definition at line 582 of file video_mixer.cpp.

References jami::MediaStream::firstTimestamp, jami::MediaStream::format, jami::MediaStream::frameRate, jami::MediaStream::height, jami::MediaStream::isVideo, jami::video::MIXER_FRAMERATE, jami::MediaStream::name, jami::MediaStream::timeBase, and jami::MediaStream::width.

◆ getVideoLayout()

Layout jami::video::VideoMixer::getVideoLayout ( ) const

inline

Definition at line 101 of file video_mixer.h.

◆ getVideoLocal()

std::shared_ptr< VideoFrameActiveWriter > jami::video::VideoMixer::getVideoLocal ( ) const

inline

Definition at line 107 of file video_mixer.h.

◆ getWidth()

int jami::video::VideoMixer::getWidth ( ) const

overridevirtual

Implements jami::video::VideoGenerator.

Definition at line 564 of file video_mixer.cpp.

◆ removeAudioOnlySource()

void jami::video::VideoMixer::removeAudioOnlySource	(	const std::string &	callId,
		const std::string &	streamId
	)

inline

Definition at line 126 of file video_mixer.h.

References jami::emitSignal(), and updateLayout().

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◆ resetActiveStream()

void jami::video::VideoMixer::resetActiveStream ( )

inline

Definition at line 85 of file video_mixer.h.

References updateLayout().

Referenced by setVideoLayout().

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◆ setActiveStream()

void jami::video::VideoMixer::setActiveStream ( const std::string & id )

Definition at line 154 of file video_mixer.cpp.

References updateLayout().

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◆ setOnSourcesUpdated()

void jami::video::VideoMixer::setOnSourcesUpdated ( OnSourcesUpdatedCb && cb )

inline

Definition at line 103 of file video_mixer.h.

References jami::emitSignal().

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◆ setParameters()

void jami::video::VideoMixer::setParameters	(	int	width,
		int	height,
		AVPixelFormat	format = `AV_PIX_FMT_YUV422P`
	)

Definition at line 519 of file video_mixer.cpp.

References jami::emitSignal(), jami::libav_utils::fillWithBlack(), jami::video::VideoGenerator::obtainLastFrame(), and updateLayout().

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◆ setVideoLayout()

void jami::video::VideoMixer::setVideoLayout ( Layout newLayout )

inline

Definition at line 93 of file video_mixer.h.

References jami::emitSignal(), jami::video::GRID, and resetActiveStream().

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◆ stopInputs()

void jami::video::VideoMixer::stopInputs ( )

Stop all inputs.

Definition at line 146 of file video_mixer.cpp.

Referenced by switchInputs(), and ~VideoMixer().

◆ streamInfo()

StreamInfo jami::video::VideoMixer::streamInfo ( Observable< std::shared_ptr< MediaFrame > > * frame ) const

inline

Definition at line 140 of file video_mixer.h.

References jami::emitSignal().

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◆ switchInputs()

void jami::video::VideoMixer::switchInputs ( const std::vector< std::string > & inputs )

Set all inputs at once.

Parameters

inputs New inputs

Note: previous inputs will be stopped

Definition at line 107 of file video_mixer.cpp.

References attachVideo(), jami::emitSignal(), stopInputs(), and jami::sip_utils::streamId().

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◆ update()

void jami::video::VideoMixer::update	(	Observable< std::shared_ptr< MediaFrame > > *	ob,
		const std::shared_ptr< MediaFrame > &	v
	)

overridevirtual

Implements jami::Observer< std::shared_ptr< MediaFrame > >.

Definition at line 236 of file video_mixer.cpp.

References jami::emitSignal(), JAMI_ERR, and jami::video::HardwareAccel::transferToMainMemory().

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◆ updateLayout()

void jami::video::VideoMixer::updateLayout ( )

Definition at line 161 of file video_mixer.cpp.

References jami::video::GRID.

Referenced by addAudioOnlySource(), attached(), detached(), removeAudioOnlySource(), resetActiveStream(), setActiveStream(), and setParameters().

◆ verifyActive()

bool jami::video::VideoMixer::verifyActive ( const std::string & id )

inline

Definition at line 91 of file video_mixer.h.

Referenced by detachVideo().

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

Classes

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ VideoMixer()

◆ ~VideoMixer()

Member Function Documentation

◆ addAudioOnlySource()

◆ attached()

◆ attachVideo()

◆ detached()

◆ detachVideo()

◆ getHeight()

◆ getPixelFormat()

◆ getSink()

◆ getStream()

◆ getVideoLayout()

◆ getVideoLocal()

◆ getWidth()

◆ removeAudioOnlySource()

◆ resetActiveStream()

◆ setActiveStream()

◆ setOnSourcesUpdated()

◆ setParameters()

◆ setVideoLayout()

◆ stopInputs()

◆ streamInfo()

◆ switchInputs()

◆ update()

◆ updateLayout()

◆ verifyActive()