VMRFrequency structure

The VMRFrequency structure describes the frequency of a video stream. Frequencies are described as ratios. For example, the NTSC frame rate of 29.97 fps is expressed as 30,000:1001.

Syntax


typedef struct _VMRFrequency {
  DWORD dwNumerator;
  DWORD dwDenominator;
} VMRFrequency;

Members

dwNumerator

Numerator of the frequency ratio.

dwDenominator

Denominator of the frequency ratio.

Requirements

Product

Windows XP with SP1 and later

Header

Strmif.h (include Dshow.h)

See also

DirectShow Structures

 

 

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