MagTek Excella Windows API99875313 - Manual (Page 29)

Section 3. Excella API
21
Example
char Settings [4096];
DWORD SettingsBufferSize;
// Initialize Settings
// Intialize the Settings variable first
SettingsBufferSize =4096;
// The following command will set ImageColor1 = BW under the ImageOptions section.
dwStatus=MTMICRSetIndexValue(Settings, "ImageOptions","ImageColor",1, "BW", &SettingsBufferSize);