Hand Held Products 4X00 Series - Manual (Page 12)

6 IMAGETEAM™ 4X00 Series Hardware Interface Layer Specification
GetImagerPropertiesICMedia
This function requests the properties of the imager currently interfacing to the hardware layer.
BOOL GetImagerPropertiesICMedia(
const DWORD * pBuffIn,
DWORD * pBuffOut,
DWORD dwLen
)
Passed Arguments Description
pBuffIn Pointer to a buffer of DWORDs that are TAGs to the properties the scan driver is
requesting.
pBuffOut Pointer to output buffer that has corresponding values and order to TAGs in pBuffin.
dwLen Length of both pBuffin and pBuffOut.
Tags:
typedef enum {
IP_SIZE,
IP_ENGINE_ID,
IP_NUM_ROWS,
IP_NUM_COLS,
IP_BITS_PER_PIXEL,
IP_ROTATION,
IP_AIMER_X_OFFSET,
IP_AIMER_Y_OFFSET,
IP_YDEPTH
} HHPScanDriverImagerProperties_t;
Returns
TRUE if successful, FALSE otherwise.
GetNumberOfValidRowsICMedia
This function is called in the middle of image captures to find out how many image rows of data have been transferred completely
in the incoming image at a given time.
DWORD GetNumberOfValidRowsICMedia()
Returns
DWORD - The number of valid image rows of data.