vart::OverlayImplBase Class Reference

Abstract interface for overlay implementation used by Overlay. More...

#include <vart_overlay_impl_base.hpp>

Public Member Functions
	OverlayImplBase ()=default
	Default construction is allowed for derived implementations. More...
virtual	~OverlayImplBase ()
	Virtual destructor to ensure proper cleanup of derived implementations. More...
virtual void	draw_overlay (VideoFrame &frame, OverlayShapeInfo &shape_info)=0
	draw_overlay() - Draws the input overlay information on to the frame More...

Detailed Description

Abstract interface for overlay implementation used by Overlay.

Note

Applications should use vart::Overlay rather than this type directly, unless extending or integrating a new backend.

Constructor & Destructor Documentation

OverlayImplBase()

vart::OverlayImplBase::OverlayImplBase ( )

default

Default construction is allowed for derived implementations.

~OverlayImplBase()

virtual vart::OverlayImplBase::~OverlayImplBase ( )

inlinevirtual

Virtual destructor to ensure proper cleanup of derived implementations.

Member Function Documentation

draw_overlay()

virtual void vart::OverlayImplBase::draw_overlay ( VideoFrame &  frame, OverlayShapeInfo &  shape_info  )

pure virtual

draw_overlay() - Draws the input overlay information on to the frame

Parameters

[in,out]	frame	Video frame on which drawing operation to be performed.
[in]	shape_info	Information used in drawing operation

See also

vart::OverlayShapeInfo

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

• vart_overlay_impl_base.hpp