EfiUgaVideoToBltBuffer, ///< Read data from the video display rectangle\r
///< (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in\r
///< the BltBuffer rectangle (DestinationX, DestinationY )\r
///< (DestinationX + Width, DestinationY + Height). If DestinationX or\r
///< DestinationY is not zero then Delta must be set to the length in bytes\r
///< of a row in the BltBuffer.\r
EfiUgaVideoToBltBuffer, ///< Read data from the video display rectangle\r
///< (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in\r
///< the BltBuffer rectangle (DestinationX, DestinationY )\r
///< (DestinationX + Width, DestinationY + Height). If DestinationX or\r
///< DestinationY is not zero then Delta must be set to the length in bytes\r
///< of a row in the BltBuffer.\r