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  3. UAjaMediaCapture

UAjaMediaCapture

Output Media for AJA streams. The output format could be any of EAjaMediaOutputPixelFormat.

API > API/Plugins > API/Plugins/AjaMediaOutput

Output Media for AJA streams. The output format could be any of EAjaMediaOutputPixelFormat.

   
Name UAjaMediaCapture
Type class
Header File /Engine/Plugins/Media/AjaMedia/Source/AjaMediaOutput/Public/AjaMediaCapture.h
Include Path #include "AjaMediaCapture.h"

Syntax

UCLASS (BlueprintType)  
class UAjaMediaCapture : public UMediaCapture

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers

UAjaMediaCapture()

 * UAjaMediaCapture implementation AjaMediaCapture.h  

Destructors

Name Remarks Include Path Unreal Specifiers

~UAjaMediaCapture()

   AjaMediaCapture.h  

Structs

Name Remarks
FAjaOutputCallback * FAjaOutputCallback definition
FAJAOutputChannel * FAjaOutputCallback definition
FAudioBuffer  

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
AudioOutput TSharedPtr< class FMediaIOAudioOutput > Holds an audio output that captures audio from the engine. AjaMediaCapture.h  
AudioSamplesSentLastFrame int32   AjaMediaCapture.h  
bDirectlyWriteAudio bool Whether to write audio on the audio thread instead of collecting samples and outputting on the render thread.. AjaMediaCapture.h  
bEncodeTimecodeInTexel bool   AjaMediaCapture.h  
bIgnoreTextureAlphaChanged bool   AjaMediaCapture.h  
bLogDropFrame bool   AjaMediaCapture.h  
bOutputAudio bool   AjaMediaCapture.h  
bSavedIgnoreTextureAlpha bool Saved IgnoreTextureAlpha flag from viewport AjaMediaCapture.h  
bWaitForSyncEvent bool Option from MediaOutput AjaMediaCapture.h  
CanCloseEditorDelegateHandle FDelegateHandle Handle for the delegate used to clean up AJA on editor shutdown. AjaMediaCapture.h  
CopyingCriticalSection FCriticalSection Critical section for synchronizing access to the OutputChannel AjaMediaCapture.h  
FAjaOutputCallback friend   AjaMediaCapture.h  
FrameRate FFrameRate Selected FrameRate of this output AjaMediaCapture.h  
NumInputChannels int32 Number of audio channels the engine is rendering to. AjaMediaCapture.h  
NumOutputChannels int32 Number of audio channels output to the AJA card. AjaMediaCapture.h  
OutputCallback TPimplPtr< FAjaOutputCallback >   AjaMediaCapture.h  
OutputChannel TPimplPtr< FAJAOutputChannel > AJA Port for outputting AjaMediaCapture.h  
PixelFormat EAjaMediaOutputPixelFormat   AjaMediaCapture.h  
PortName FString Name of this output port AjaMediaCapture.h  
TexturesToRelease TArray< FTextureRHIRef > Textures to release when the capture has stopped. AjaMediaCapture.h  
TextureTransfer TSharedPtr< UE::GPUTextureTransfer::ITextureTransfer >   AjaMediaCapture.h  
UseKey bool   AjaMediaCapture.h  
WakeUpEvent FEvent * Event to wakeup When waiting for sync AjaMediaCapture.h  

Functions

Public

Overridden from UMediaCapture

Name Remarks Include Path Unreal Specifiers

virtual bool HasFinishedProcessing()

   AjaMediaCapture.h  

Protected

Overridden from UMediaCapture

Name Remarks Include Path Unreal Specifiers

virtual const FMatrix & GetRGBToYUVConversionMatrix()

   AjaMediaCapture.h  

virtual bool InitializeCapture()

   AjaMediaCapture.h  

virtual void LockDMATexture_RenderThread ( FTextureRHIRef InTexture
)

   AjaMediaCapture.h  

virtual void OnFrameCaptured_AnyThread ( const FCaptureBaseData& InBaseData,
TSharedPtr< FMediaCaptureUserData, ESPMode::ThreadSafe > InUserData,
const FMediaCaptureResourceData& InResourceData
)

   AjaMediaCapture.h  

virtual void OnFrameCaptured_RenderingThread ( const FCaptureBaseData& InBaseData,
TSharedPtr< FMediaCaptureUserData, ESPMode::ThreadSafe > InUserData,
void* InBuffer,
int32 Width,
int32 Height,
int32 BytesPerRow
)

   AjaMediaCapture.h  

virtual void OnRHIResourceCaptured_AnyThread ( const FCaptureBaseData& InBaseData,
TSharedPtr< FMediaCaptureUserData, ESPMode::ThreadSafe > InUserData,
FTextureRHIRef InTexture
)

   AjaMediaCapture.h  

virtual void OnRHIResourceCaptured_RenderingThread ( FRHICommandListImmediate& RHICmdList,
const FCaptureBaseData& InBaseData,
TSharedPtr< FMediaCaptureUserData, ESPMode::ThreadSafe > InUserData,
FTextureRHIRef InTexture
)

   AjaMediaCapture.h  

virtual void PostCaptureCleanupImpl()

   AjaMediaCapture.h  

virtual bool PostInitializeCaptureViewport ( TSharedPtr< FSceneViewport >& InSceneViewport
)

   AjaMediaCapture.h  

virtual bool ShouldCaptureRHIResource()

   AjaMediaCapture.h  

virtual bool ShouldCaptureThisFrame ( const FCaptureBaseData& InBaseData
) const

   AjaMediaCapture.h  

virtual TFuture< void > StopCapture_Future()

   AjaMediaCapture.h  

virtual void StopCaptureImpl ( bool bAllowPendingFrameToBeProcess
)

   AjaMediaCapture.h  

virtual bool SupportsAnyThreadCapture()

   AjaMediaCapture.h  

virtual bool SupportsStopCapture_Future()

   AjaMediaCapture.h  

virtual void UnlockDMATexture_RenderThread ( FTextureRHIRef InTexture
)

   AjaMediaCapture.h  

virtual bool UpdateAudioDeviceImpl ( const FAudioDeviceHandle& InAudioDeviceHandle
)

   AjaMediaCapture.h  

virtual bool UpdateRenderTargetImpl ( UTextureRenderTarget2D* InRenderTarget
)

   AjaMediaCapture.h  

virtual bool UpdateSceneViewportImpl ( TSharedPtr< FSceneViewport >& InSceneViewport
)

   AjaMediaCapture.h  

virtual bool ValidateMediaOutput()

   AjaMediaCapture.h  

virtual void WaitForGPU ( FRHITexture* InRHITexture
)

   AjaMediaCapture.h  

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