| DCICMD | dcicmd; | // DCI Command header |
| DWORD | dwCompression; | // format of surface to be created |
| DWORD | dwMask[3]; | // for nonstandard RGB surfaces |
| DWORD | dwHeight; | // height of surface to be created |
| DWORD | dwWidth; | // width of input surface |
| DWORD | dwDCICaps; | // capabilities of surface wanted |
| DWORD | dwBitCount | // bit depth of the surface |
| LPVOID | lpSurface; | // pointer to an associated surface |