ROI_AREA structure (mfapi.h)

Defines a regions of interest.

Syntax

typedef struct _ROI_AREA {
  RECT  rect;
  INT32 QPDelta;
} ROI_AREA, *PROI_AREA;

Members

rect

The bounds of the region.

QPDelta

Specifies the quantization parameter delta for the specified region from the rest of the frame.

Requirements

Requirement	Value
Minimum supported client	Windows 8.1 [desktop apps | UWP apps]
Minimum supported server	Windows Server 2012 R2 [desktop apps | UWP apps]
Header	mfapi.h

See also

MFSampleExtension_ROIRectangle

Media Foundation Structures