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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

Inheritance Hierarchy

References

   
Module AjaMediaOutput
Header /Engine/Plugins/Media/AjaMedia/Source/AjaMediaOutput/Public/AjaMediaCapture.h
Include #include "AjaMediaCapture.h"

Syntax

UCLASS (BlueprintType)  
class UAjaMediaCapture : public UMediaCapture

Remarks

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

Constructors

  Type Name Description
Public function   * UAjaMediaCapture implementation

Destructors

  Type Name Description
Public function    

Overridden from UMediaCapture

  Type Name Description
Protected function Virtual Const const FMatrix & Get the RGB to YUV Conversion Matrix, should be overriden for media outputs that support different color gamuts (ie. BT 2020).
Public function Virtual Const bool Check whether this capture has any processing left to do.
Protected function Virtual bool Initialization method to prepare implementation for capture
Protected function Virtual void  
Protected function Virtual void

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

 Callback when the buffer was successfully copied to CPU ram.
Protected function Virtual void

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

 Callback when the buffer was successfully copied to CPU ram.
Protected function Virtual void

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

 AnyThread version of the above callbacks.
Protected function Virtual void

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

 Callbacks when the buffer was successfully copied on the GPU ram.
Protected function Virtual bool Called after initialize for viewport capture type
Protected function Virtual Const bool Should we call OnFrameCaptured_RenderingThread() with a RHI resource -or- readback the memory to CPU ram and call OnFrameCaptured_RenderingThread().
Protected function Virtual void

StopCaptureImpl ( bool bAllowPendingFrameToBeProcess
)

  
Protected function Virtual Const bool Whether the capture callbacks can be called on any thread.
Protected function Virtual void  
Protected function Virtual bool

UpdateAudioDeviceImpl ( const FAudioDeviceHandle& InAudioDeviceHandle
)

  
Protected function Virtual bool  
Protected function Virtual bool  
Protected function Virtual Const bool  

Classes

  Type Name Description
Public struct FAjaOutputCallback * FAjaOutputCallback definition  
Public struct FAJAOutputChannel * FAjaOutputCallback definition  

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