Microsoft DirectX 9.0 |
The VMR9Frequency 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 _VMR9Frequency {
DWORD dwNumerator;
DWORD dwDenominator;
} VMR9Frequency;
Members
dwNumerator
Numerator of the frequency ratio.
dwDenominator
Denominator of the frequency ratio.
See Also