Brew MP 1.0.2
This function retrieves the size of the frame. This size may not be the
same as the widget extent used to render the frame. The results of this
function is also dependent on the underlying media object represented by the
[in] Pointer to the IMediaFrameModel interface object.
[out] Pointer to an integer to receive the width of the frame.
[out] Pointer to an integer to receive the height of the frame.
void IMediaFrameModel_GetSize(IMediaFrameModel *p, int *pcx, int *pcy);