BitBlt returns an error if the source and destination device contexts represent different devices. To transfer data between device contexts for different devices, convert the memory bitmap to a DIB by calling GetDIBits. To display the DIB to the second device, call SetDIBits or StretchDIBits.

static extern int StretchDIBits(IntPtr hdc, int XDest, int YDest,

        EMR_STRETCHDIBITS          = 81,