DISPLAYCONFIG_VIDEO_SIGNAL_INFO Structure

[StructLayout(LayoutKind.Sequential)]
 public struct DISPLAYCONFIG_VIDEO_SIGNAL_INFO
 {
     public ulong pixelRate;
     public DISPLAYCONFIG_RATIONAL hSyncFreq;
     public DISPLAYCONFIG_RATIONAL vSyncFreq;
     public DISPLAYCONFIG_2DREGION activeSize;
     public DISPLAYCONFIG_2DREGION totalSize;
     public uint videoStandard;
     public DISPLAYCONFIG_SCANLINE_ORDERING scanLineOrdering;
 }