Implementation of the Blackmagic Decklink API (used by the DecklinkWriter) More...

#include <DecklinkOutput.h>

Inheritance diagram for DeckLinkOutputDelegate:

Public Member Functions
virtual ULONG STDMETHODCALLTYPE	AddRef ()

	DeckLinkOutputDelegate (IDeckLinkDisplayMode displayMode, IDeckLinkOutput deckLinkOutput)

virtual HRESULT STDMETHODCALLTYPE	QueryInterface (REFIID iid, LPVOID *ppv)

virtual ULONG STDMETHODCALLTYPE	Release ()

virtual HRESULT STDMETHODCALLTYPE	RenderAudioSamples (bool preroll)

virtual HRESULT STDMETHODCALLTYPE	ScheduledFrameCompleted (IDeckLinkVideoFrame *completedFrame, BMDOutputFrameCompletionResult result)

virtual HRESULT STDMETHODCALLTYPE	ScheduledPlaybackHasStopped ()

void	ScheduleNextFrame (bool prerolling)
	Schedule the next frame. More...

void	WriteFrame (std::shared_ptr< openshot::Frame > frame)
	Custom method to write new frames. More...

	~DeckLinkOutputDelegate ()

Protected Attributes
unsigned long	audioSamplesPerFrame

IDeckLinkOutput *	deckLinkOutput

IDeckLinkDisplayMode *	displayMode

std::deque< uint8_t *>	final_frames

unsigned long	frameCount

BMDTimeValue	frameRateDuration

BMDTimeValue	frameRateScale

int	height

void *	m_audioBuffer

unsigned long	m_audioBufferOffset

unsigned long	m_audioBufferSampleLength

unsigned long	m_audioChannelCount

unsigned long	m_audioSampleDepth

BMDAudioSampleRate	m_audioSampleRate

IDeckLinkMutableVideoFrame *	m_currentFrame

unsigned long	m_framesPerSecond

OutputSignal	m_outputSignal

unsigned long	m_totalFramesScheduled

std::deque< std::shared_ptr< openshot::Frame > >	raw_video_frames

std::map< int, uint8_t *>	temp_cache

int	width

Detailed Description

Implementation of the Blackmagic Decklink API (used by the DecklinkWriter)

Definition at line 37 of file DecklinkOutput.h.

Constructor & Destructor Documentation

◆ DeckLinkOutputDelegate()

DeckLinkOutputDelegate::DeckLinkOutputDelegate	(	IDeckLinkDisplayMode *	displayMode,
		IDeckLinkOutput *	deckLinkOutput
	)

Definition at line 19 of file DecklinkOutput.cpp.

◆ ~DeckLinkOutputDelegate()

DeckLinkOutputDelegate::~DeckLinkOutputDelegate ( )

Definition at line 48 of file DecklinkOutput.cpp.

Member Function Documentation

◆ AddRef()

virtual ULONG STDMETHODCALLTYPE DeckLinkOutputDelegate::AddRef ( void )

inlinevirtual

Definition at line 78 of file DecklinkOutput.h.

◆ QueryInterface()

virtual HRESULT STDMETHODCALLTYPE DeckLinkOutputDelegate::QueryInterface	(	REFIID	iid,
		LPVOID *	ppv
	)

inlinevirtual

Definition at line 77 of file DecklinkOutput.h.

◆ Release()

virtual ULONG STDMETHODCALLTYPE DeckLinkOutputDelegate::Release ( void )

inlinevirtual

Definition at line 79 of file DecklinkOutput.h.

◆ RenderAudioSamples()

HRESULT DeckLinkOutputDelegate::RenderAudioSamples ( bool preroll )

virtual

Definition at line 71 of file DecklinkOutput.cpp.

Referenced by Release().

◆ ScheduledFrameCompleted()

HRESULT DeckLinkOutputDelegate::ScheduledFrameCompleted	(	IDeckLinkVideoFrame *	completedFrame,
		BMDOutputFrameCompletionResult	result
	)

virtual

Definition at line 55 of file DecklinkOutput.cpp.

Referenced by Release().

◆ ScheduledPlaybackHasStopped()

HRESULT DeckLinkOutputDelegate::ScheduledPlaybackHasStopped ( )

virtual

Definition at line 65 of file DecklinkOutput.cpp.

Referenced by Release().

◆ ScheduleNextFrame()

void DeckLinkOutputDelegate::ScheduleNextFrame ( bool prerolling )

Schedule the next frame.

Definition at line 106 of file DecklinkOutput.cpp.

Referenced by Release(), ScheduledFrameCompleted(), and WriteFrame().

◆ WriteFrame()

void DeckLinkOutputDelegate::WriteFrame ( std::shared_ptr< openshot::Frame > frame )

Custom method to write new frames.

Definition at line 160 of file DecklinkOutput.cpp.

Referenced by Release(), and openshot::DecklinkWriter::WriteFrame().

Member Data Documentation

◆ audioSamplesPerFrame

unsigned long DeckLinkOutputDelegate::audioSamplesPerFrame

protected

Definition at line 48 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate().

◆ deckLinkOutput

IDeckLinkOutput* DeckLinkOutputDelegate::deckLinkOutput

protected

Definition at line 65 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate(), ScheduleNextFrame(), and WriteFrame().

◆ displayMode

IDeckLinkDisplayMode* DeckLinkOutputDelegate::displayMode

protected

Definition at line 66 of file DecklinkOutput.h.

◆ final_frames

std::deque<uint8_t * > DeckLinkOutputDelegate::final_frames

protected

Definition at line 61 of file DecklinkOutput.h.

Referenced by ScheduleNextFrame(), and WriteFrame().

◆ frameCount

unsigned long DeckLinkOutputDelegate::frameCount

protected

Definition at line 53 of file DecklinkOutput.h.

Referenced by WriteFrame().

◆ frameRateDuration

BMDTimeValue DeckLinkOutputDelegate::frameRateDuration

protected

Definition at line 57 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate(), and ScheduleNextFrame().

◆ frameRateScale

BMDTimeValue DeckLinkOutputDelegate::frameRateScale

protected

Definition at line 57 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate(), and ScheduleNextFrame().

◆ height

int DeckLinkOutputDelegate::height

protected

Definition at line 50 of file DecklinkOutput.h.

Referenced by ScheduleNextFrame(), and WriteFrame().

◆ m_audioBuffer

void* DeckLinkOutputDelegate::m_audioBuffer

protected

Definition at line 42 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate().

◆ m_audioBufferOffset

unsigned long DeckLinkOutputDelegate::m_audioBufferOffset

protected

Definition at line 44 of file DecklinkOutput.h.

◆ m_audioBufferSampleLength

unsigned long DeckLinkOutputDelegate::m_audioBufferSampleLength

protected

Definition at line 43 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate().

◆ m_audioChannelCount

unsigned long DeckLinkOutputDelegate::m_audioChannelCount

protected

Definition at line 45 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate().

◆ m_audioSampleDepth

unsigned long DeckLinkOutputDelegate::m_audioSampleDepth

protected

Definition at line 47 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate().

◆ m_audioSampleRate

BMDAudioSampleRate DeckLinkOutputDelegate::m_audioSampleRate

protected

Definition at line 46 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate().

◆ m_currentFrame

IDeckLinkMutableVideoFrame* DeckLinkOutputDelegate::m_currentFrame

protected

Definition at line 69 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate(), and ScheduleNextFrame().

◆ m_framesPerSecond

unsigned long DeckLinkOutputDelegate::m_framesPerSecond

protected

Definition at line 49 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate(), and WriteFrame().

◆ m_outputSignal

OutputSignal DeckLinkOutputDelegate::m_outputSignal

protected

Definition at line 41 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate().

◆ m_totalFramesScheduled

unsigned long DeckLinkOutputDelegate::m_totalFramesScheduled

protected

Definition at line 40 of file DecklinkOutput.h.

Referenced by DeckLinkOutputDelegate(), ScheduleNextFrame(), and WriteFrame().

◆ raw_video_frames

std::deque<std::shared_ptr<openshot::Frame> > DeckLinkOutputDelegate::raw_video_frames

protected

Definition at line 62 of file DecklinkOutput.h.

Referenced by WriteFrame().

◆ temp_cache

std::map<int, uint8_t * > DeckLinkOutputDelegate::temp_cache

protected

Definition at line 55 of file DecklinkOutput.h.

Referenced by WriteFrame().

◆ width

int DeckLinkOutputDelegate::width

protected

Definition at line 51 of file DecklinkOutput.h.

Referenced by ScheduleNextFrame(), and WriteFrame().

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

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ DeckLinkOutputDelegate()

◆ ~DeckLinkOutputDelegate()

Member Function Documentation

◆ AddRef()

◆ QueryInterface()

◆ Release()

◆ RenderAudioSamples()

◆ ScheduledFrameCompleted()

◆ ScheduledPlaybackHasStopped()

◆ ScheduleNextFrame()

◆ WriteFrame()

Member Data Documentation

◆ audioSamplesPerFrame

◆ deckLinkOutput

◆ displayMode

◆ final_frames

◆ frameCount

◆ frameRateDuration

◆ frameRateScale

◆ height

◆ m_audioBuffer

◆ m_audioBufferOffset

◆ m_audioBufferSampleLength

◆ m_audioChannelCount

◆ m_audioSampleDepth

◆ m_audioSampleRate

◆ m_currentFrame

◆ m_framesPerSecond

◆ m_outputSignal

◆ m_totalFramesScheduled

◆ raw_video_frames

◆ temp_cache

◆ width