// ksmedia.h

typedef struct {
  KSPROPERTY Property;
  ULONG      StreamIndex;
  ULONG      RangeIndex;
  SIZE       Dimensions;
} KSPROPERTY_VIDEOCONTROL_FRAME_RATES_S, *PKSPROPERTY_VIDEOCONTROL_FRAME_RATES_S;
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Windows Driver Kit DDI reference (ns-ksmedia-ksproperty_videocontrol_frame_rates_s)

KSPROPERTY_VIDEOCONTROL_FRAME_RATES_S structure

Description

The KSPROPERTY_VIDEOCONTROL_FRAME_RATES structure describes available frame rates in 100-nanosecond units.

Members

`Property`

Specifies an initialized KSPROPERTY structure that describes the property set, property ID, and request type.

`StreamIndex`

Contains the zero-based index of the stream.

`RangeIndex`

Contains the zero-based index into the range list. The value at this location specifies the range in which frame rate information is being requested.

`Dimensions`

Specifies the width and height of the image.

Remarks

The minidriver should return a KSMULTIPLE_ITEM structure containing a list of the frame rates supported. These values should be expressed using type VT_I4.

KSPROPERTY_VIDEOCONTROL_FRAME_RATES_S - NtDoc