| Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. | 
TWAIN_TRANSFER_MODES
typedef enum
{
   TWAIN_TRANSFER_FILE = 0x001, 
   TWAIN_TRANSFER_MEMORY = 0x002, 
   TWAIN_TRANSFER_NATIVE = 0x004, 
} TWAIN_TRANSFER_MODES;
Determines the transfer mode.
| Value | Meaning | 
| TWAIN_TRANSFER_FILE | [0x001] Specifies the file transfer mode. | 
| TWAIN_TRANSFER_MEMORY | [0x002] Specifies the memory transfer mode. | 
| TWAIN_TRANSFER_NATIVE | [0x004] Specifies the native transfer mode. |