somSelf (WPFolder *) - input
Points to an object of class WPFolder.
pszImageFileName (PSZ) - output
ulImageMode (ULONG) - output
BACKGROUND_NORMAL_IMAGE
ulScaleFactor (ULONG) - output
ulBackgroundType (ULONG) - output
BACKGROUND_COLOR_ONLY
lBackgroundColor (LONG) - output
The RGB value must be presented as a 6-digit hex value in the format 0xRRGGBB where RR, GG, and BB are the red, green, and blue values ranging between 0x00 and 0xFF (0-255).