public int AcquisitionCallback(uint OccurredEventCode, int GetFrameErrorCode, uint EventInfo, byte[] FramePtr, int FrameSizeX, int FrameSizeY, double CurrentFrameRate, double NominalFrameRate, uint GB_Diagnostic, System.IntPtr UserDefinedParameters)
{
try
{
// LastEventOccurred = OccurredEventCode;
if (GBMSAPI_Example_Globals.SkipRequested == true)
{
GBMSAPI_Example_Globals.SkipRequested = false;
return(0);
}
//////////////////////////////////
// Get Optional external equipment
//////////////////////////////////
uint ExternalEquipment;
int RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetOptionalExternalEquipment(out ExternalEquipment);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
////////////////
// ÅжÏÊÇ·ñÓдíÎó
////////////////
if (GetFrameErrorCode != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
// dummy pedal read in order to clear
Boolean PedalState = false;
if ((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_PEDAL) != 0)
{
// check pedal state
GBMSAPI_NET_ExternalDevicesControlRoutines.GBMSAPI_NET_CheckPedalState(out PedalState);
}
GBMSAPI_Example_Globals.LastErrorCode = GetFrameErrorCode;
// Sound to advise operator that the fingerprint can be
// released
if ((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_SOUND) != 0)
{
GBMSAPI_NET_ExternalDevicesControlRoutines.GBMSAPI_NET_Sound(12, 2, 1);
}
else
{
//Console.Beep(4000, 200);
GBMSAPI_Example_Globals.DSBeep(4000, 200);
}
GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(1);
}
//////////////////////////////
// check event:
// ERROR EVENT ALREASY CHECKED
//////////////////////////////
switch (OccurredEventCode)
{
case GBMSAPI_NET_AcquisitionEvents.GBMSAPI_NET_AE_SCANNER_STARTED:
{
//GBMSAPI_Example_Util.GBMSAPI_Example_LogStart();
GBMSAPI_ExampleFrCount = 0;
// Set clipping region
if (GBMSAPI_Example_Globals.ClipRegionW > 0 && GBMSAPI_Example_Globals.ClipRegionH > 0)
{
RetVal = GBMSAPI_NET_ScannerStartedRoutines.GBMSAPI_NET_SetClippingRegionSize(
GBMSAPI_Example_Globals.ClipRegionW, GBMSAPI_Example_Globals.ClipRegionH
); //È·¶¨²Ã¼ôÇøÓò
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
}
// Set Roll preview timeout and artefact cleaning depth
// VER 3.1.0.0: check all rolled objects
UInt32 ObjToScanType = GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan);
if (GBMSAPI_Example_Util.IsRolled(ObjToScanType))
{
if (GBMSAPI_Example_Globals.RollPreviewTimeout > 0)
{
RetVal = GBMSAPI_NET_ScannerStartedRoutines.GBMSAPI_NET_ROLL_SetPreviewTimeout(
GBMSAPI_Example_Globals.RollPreviewTimeout);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
}
RetVal = GBMSAPI_NET_ScannerStartedRoutines.GBMSAPI_NET_ROLL_SetArtefactCleaningDepth(
GBMSAPI_Example_Globals.ArtefactCleaningDepth);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
}
GBMSAPI_Example_Globals.ScannerStarted = true;
break;
}
case GBMSAPI_NET_AcquisitionEvents.GBMSAPI_NET_AE_PREVIEW_PHASE_END:
{
GBMSAPI_Example_Util.GBMSAPI_Example_LogError("PREVIEW END");
// VER 3.1.0.0: check all rolled objects
UInt32 ObjToScanType = GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan);
if (GBMSAPI_Example_Util.IsRolled(ObjToScanType))
// end VER 3.1.0.0: check all rolled objects
// Sound to advise operator that the preview has ended
{
// ver 3.1.0.0: sound if not external roll procedure
// or adaptative roll position
if (!((GBMSAPI_Example_Globals.OptionMask &
GBMSAPI_NET_AcquisitionOptions.GBMSAPI_NET_AO_EXTERNAL_ROLL_COMPOSITION) != 0) ||
((GBMSAPI_Example_Globals.OptionMask &
GBMSAPI_NET_AcquisitionOptions.GBMSAPI_NET_AO_ADAPT_ROLL_AREA_POSITION)) != 0)
{
if ((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_SOUND) != 0)
{
GBMSAPI_NET_ExternalDevicesControlRoutines.GBMSAPI_NET_Sound(12, 2, 1);
}
else
{
//Console.Beep(4000, 200);
GBMSAPI_Example_Globals.DSBeep(4000, 200);
}
}
// end ver 3.1.0.0
}
GBMSAPI_Example_Globals.PreviewEnded = true;
break;
}
case GBMSAPI_NET_AcquisitionEvents.GBMSAPI_NET_AE_VALID_FRAME_ACQUIRED:
{
GBMSAPI_Example_Globals.LastEventInfo = EventInfo;
if (GBMSAPI_Example_Globals.FirstFrameArrived == false)
{
GBMSAPI_Example_Globals.FirstFrameArrived = true;
long ElapsedTicks = DateTime.Now.Ticks - GBMSAPI_Example_Globals.AcquisitionStartTime.Ticks;
TimeSpan elapsedSpan = new TimeSpan(ElapsedTicks);
string strToLog = "" + DateTime.Now + ": FirstFrame arrival time = " + elapsedSpan.TotalMilliseconds;
GBMSAPI_Example_Util.GBMSAPI_Example_LogError(strToLog);
}
if (GBMSAPI_Example_Globals.BusyFrame == false)
{
GBMSAPI_ExampleFrCount++;
if ((GBMSAPI_Example_Globals.LastEventInfo & GBMSAPI_NET_EventInfo.GBMSAPI_NET_EI_ACQUISITION_PHASE) == 0)
{
Marshal.Copy(FramePtr, 0, GBMSAPI_Example_Globals.AcquisitionPreviewBuffer, FrameSizeX * FrameSizeY);
// ver 2.10.0.0: with stride
GBMSAPI_Example_Util.CopyRawImageIntoBitmap(FramePtr, ref GBMSAPI_Example_Globals.PreviewImage);
// end ver 2.10.0.0: with stride
}
else
{
Marshal.Copy(FramePtr, 0, GBMSAPI_Example_Globals.AcquisitionFullResBuffer, FrameSizeX * FrameSizeY);
// ver 2.10.0.0: with stride
GBMSAPI_Example_Util.CopyRawImageIntoBitmap(FramePtr, ref GBMSAPI_Example_Globals.FullResImage);
// end ver 2.10.0.0: with stride
}
GBMSAPI_Example_Globals.BusyFrame = true;
GBMSAPI_Example_Globals.FrameNumber++;
// check diagnostic
if (GB_Diagnostic != 0 &&
(
((GB_Diagnostic & GBMSAPI_NET_DiagnosticMessages.GBMSAPI_NET_DM_VSROLL_ROLL_DIRECTION_LEFT) == 0) &&
((GB_Diagnostic & GBMSAPI_NET_DiagnosticMessages.GBMSAPI_NET_DM_VSROLL_ROLL_DIRECTION_RIGHT) == 0) &&
// ver 3.2.0.0
((GB_Diagnostic & GBMSAPI_NET_DiagnosticMessages.GBMSAPI_NET_DM_VSROLL_ROLL_DIRECTION_DOWN) == 0) &&
((GB_Diagnostic & GBMSAPI_NET_DiagnosticMessages.GBMSAPI_NET_DM_VSROLL_ROLL_DIRECTION_UP) == 0)
// end ver 3.2.0.0
)
)
{
// if LED supported blink
if ((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_VUI_LED) != 0)
{
GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_VUI_LED_BlinkDuringAcquisition(1);
}
}
else
{
// if LED supported blink
if ((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_VUI_LED) != 0)
{
GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_VUI_LED_BlinkDuringAcquisition(0);
}
}
// ver 3.1.0.1: dry/wet area percent
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetDryWetFingerAreaPercent(
out GBMSAPI_Example_Globals.DryFingerPercent, out GBMSAPI_Example_Globals.WetFingerPercent);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_Example_Globals.DryFingerPercent = GBMSAPI_Example_Globals.WetFingerPercent = 0;
}
// end ver 3.1.0.1: dry/wet area percent
// if autocapture get autocapture phase
// VER 3.1.0.0: check all rolled objects
UInt32 ObjToScanType =
GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan);
if (
!(GBMSAPI_Example_Util.IsRolled(ObjToScanType)) &&
ObjToScanType != GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_PHOTO
)
// end VER 3.1.0.0: check all rolled objects
{
// check Auto-Capture option set and not ignored
if (((GBMSAPI_Example_Globals.OptionMask & GBMSAPI_NET_AcquisitionOptions.GBMSAPI_NET_AO_AUTOCAPTURE) != 0)
)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetAutoCapturePhase(
out GBMSAPI_Example_Globals.AutoCapturePhase);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
// if diagnostic block autocapture
uint DeviceFeatures;
RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetDeviceFeatures(out DeviceFeatures);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
if ((DeviceFeatures & GBMSAPI_NET_DeviceFeatures.GBMSAPI_NET_DF_AUTO_CAPTURE_BLOCKING) != 0)
{
if (GB_Diagnostic != 0)
{
GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_SetAutoCaptureBlocking(true);
GBMSAPI_Example_Globals.AutoCapturePhase = -1;
}
else
{
GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_SetAutoCaptureBlocking(false);
}
}
}
// get clipping
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetClippingRegionPosition(
out GBMSAPI_Example_Globals.ClippingRegionPosX,
out GBMSAPI_Example_Globals.ClippingRegionPosY,
out GBMSAPI_Example_Globals.ClippingRegionSizeX,
out GBMSAPI_Example_Globals.ClippingRegionSizeY
);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
// get contrast
uint AvailableImageInfo;
RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetAvailableImageInfo(
GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan),
out AvailableImageInfo);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
if ((AvailableImageInfo & GBMSAPI_NET_AvailableImageInfo.GBMSAPI_NET_AII_FINGERPRINT_CONTRAST) != 0)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetFingerprintContrast(
out GBMSAPI_Example_Globals.ImageContrast);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
// if customized contrast, set on the LCD
if (((GBMSAPI_Example_Globals.DisplayOptionMask &
GBMSAPI_NET_DisplayOptions.GBMSAPI_NET_DO_CUSTOMIZED_CONTRAST) != 0) &&
((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_VUI_LCD) != 0)
)
{
RetVal =
GBMSAPI_NET_ExternalDevicesControlRoutines.GBMSAPI_NET_VUI_LCD_SetContrastValueOnAcquisitionScreen(
GBMSAPI_Example_Globals.ImageContrast);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
}
}
if ((AvailableImageInfo & GBMSAPI_NET_AvailableImageInfo.GBMSAPI_NET_AII_FINGERPRINT_SIZE) != 0)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetFingerprintSize(
out GBMSAPI_Example_Globals.ImageSize);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
}
}
// if half lower palm get completeness
if (((GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan)) ==
GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_FLAT_LOWER_HALF_PALM))
{
uint AvailableImageInfo;
RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetAvailableImageInfo(
GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan),
out AvailableImageInfo);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
if ((AvailableImageInfo & GBMSAPI_NET_AvailableImageInfo.GBMSAPI_NET_AII_LOWER_HALF_PALM_COMPLETENESS) != 0)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetLowerHalfPalmCompleteness(
out GBMSAPI_Example_Globals.HalfLowerPalmCompleteness);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
// if customized completeness, set on the LCD
if (((GBMSAPI_Example_Globals.DisplayOptionMask &
GBMSAPI_NET_DisplayOptions.GBMSAPI_NET_DO_CUSTOMIZED_COMPLETENESS) != 0) &&
((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_VUI_LCD) != 0)
)
{
RetVal =
GBMSAPI_NET_ExternalDevicesControlRoutines.GBMSAPI_NET_VUI_LCD_SetCompletenessValueOnAcquisitionScreen(
GBMSAPI_Example_Globals.HalfLowerPalmCompleteness);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
}
}
}
GBMSAPI_Example_Globals.LastFrameSizeX = FrameSizeX;
GBMSAPI_Example_Globals.LastFrameSizeY = FrameSizeY;
GBMSAPI_Example_Globals.LastFrameCurrentFrameRate = CurrentFrameRate;
GBMSAPI_Example_Globals.LastFrameNominalFrameRate = NominalFrameRate;
GBMSAPI_Example_Globals.LastDiagnosticValue = GB_Diagnostic;
}
break;
}
case GBMSAPI_NET_AcquisitionEvents.GBMSAPI_NET_AE_ACQUISITION_END:
{
GBMSAPI_Example_Globals.LastEventInfo = EventInfo;
GBMSAPI_Example_Globals.AcquisitionEnded = true;
// Sound to advise operator that the fingerprint can be
// released
// Sound to advise operator that the preview has ended
if ((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_SOUND) != 0)
{
GBMSAPI_NET_ExternalDevicesControlRoutines.GBMSAPI_NET_Sound(12, 2, 1);
}
else
{
//Console.Beep(4000, 200);
GBMSAPI_Example_Globals.DSBeep(4000, 200);
}
// dummy pedal read in order to clear
Boolean PedalState = false;
if ((ExternalEquipment & GBMSAPI_NET_OptionalExternalEquipment.GBMSAPI_NET_OED_PEDAL) != 0)
{
// check pedal state
GBMSAPI_NET_ExternalDevicesControlRoutines.GBMSAPI_NET_CheckPedalState(out PedalState);
}
GBMSAPI_NET_EndAcquisitionRoutines.GBMSAPI_NET_GetFrameStatistic(
out GBMSAPI_Example_Globals.AcquiredFramesNumber,
out GBMSAPI_Example_Globals.LostFramesNumber);
// Get Type for GetImageSize(...) function
uint ObjType = GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan);
if (ObjType != GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_NO_OBJECT_TYPE)
{
if ((GB_Diagnostic & GBMSAPI_NET_DiagnosticMessages.GBMSAPI_NET_DM_SCANNER_SURFACE_NOT_NORMA) == 0 &&
(GB_Diagnostic & GBMSAPI_NET_DiagnosticMessages.GBMSAPI_NET_DM_SCANNER_FAILURE) == 0
)
{
// VER 3.1.0.0: check all rolled objects
if ((GBMSAPI_Example_Globals.LastEventInfo &
GBMSAPI_NET_EventInfo.GBMSAPI_NET_EI_ACQUISITION_PHASE) != 0 &&
!(GBMSAPI_Example_Util.IsRolled(ObjType)) &&
(ObjType != GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_PHOTO)
)
// end VER 3.1.0.0: check all rolled objects
{
if (GBMSAPI_Example_Globals.UseImageFinalization)
{
GBMSAPI_NET_EndAcquisitionRoutines.GBMSAPI_NET_ImageFinalization(
FramePtr);
}
}
// VER 3.1.0.0: check all rolled objects
else if
(
(GBMSAPI_Example_Util.IsRolled(ObjType)) &&
(GBMSAPI_Example_Globals.OptionMask &
GBMSAPI_NET_AcquisitionOptions.GBMSAPI_NET_AO_MANUAL_ROLL_PREVIEW_STOP) != 0
)
// end VER 3.1.0.0: check all rolled objects
{
if (GBMSAPI_Example_Globals.UseImageFinalization)
{
GBMSAPI_NET_EndAcquisitionRoutines.GBMSAPI_NET_ImageFinalization(
FramePtr);
}
}
}
if ((GBMSAPI_Example_Globals.LastEventInfo & GBMSAPI_NET_EventInfo.GBMSAPI_NET_EI_ACQUISITION_PHASE) == 0)
{
Marshal.Copy(FramePtr, 0, GBMSAPI_Example_Globals.AcquisitionPreviewBuffer, FrameSizeX * FrameSizeY);
// ver 2.10.0.0: with stride
GBMSAPI_Example_Util.CopyRawImageIntoBitmap(FramePtr, ref GBMSAPI_Example_Globals.PreviewImage);
// end ver 2.10.0.0: with stride
}
else
{
Marshal.Copy(FramePtr, 0, GBMSAPI_Example_Globals.AcquisitionFullResBuffer, FrameSizeX * FrameSizeY);
// ver 2.10.0.0: with stride
GBMSAPI_Example_Util.CopyRawImageIntoBitmap(FramePtr, ref GBMSAPI_Example_Globals.FullResImage);
// end ver 2.10.0.0: with stride
}
GBMSAPI_Example_Globals.LastFrameSizeX = FrameSizeX;
GBMSAPI_Example_Globals.LastFrameSizeY = FrameSizeY;
GBMSAPI_Example_Globals.LastFrameCurrentFrameRate = CurrentFrameRate;
GBMSAPI_Example_Globals.LastFrameNominalFrameRate = NominalFrameRate;
GBMSAPI_Example_Globals.LastDiagnosticValue = GB_Diagnostic;
// ver 4.0.0.0: fake fingerprint
uint devFeatures = 0;
RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetDeviceFeatures(out devFeatures);
if (RetVal == GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
if ((devFeatures & GBMSAPI_NET_DeviceFeatures.GBMSAPI_NET_DF_HW_ANTIFAKE) != 0)
{
GBMSAPI_Example_Globals.HwFfdError = GBMSAPI_NET_EndAcquisitionRoutines.GBMSAPI_NET_HardwareFakeFingerDetection(out GBMSAPI_Example_Globals.HwFfdFlag,
out GBMSAPI_Example_Globals.HwFfdDiagnosticValue);
if (GBMSAPI_Example_Globals.HwFfdError != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_Example_Globals.HwFfdFlag = false;
GBMSAPI_Example_Globals.HwFfdDiagnosticValue = 0;
}
}
if ((devFeatures & GBMSAPI_NET_DeviceFeatures.GBMSAPI_NET_DF_SW_ANTIFAKE) != 0)
{
RetVal = GBMSAPI_NET_EndAcquisitionRoutines.GBMSAPI_NET_SoftwareFakeFingerDetection(
FramePtr, FrameSizeX, FrameSizeY,
out GBMSAPI_Example_Globals.SwFfdFlag);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
}
}
else
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
return(0);
}
// end ver 4.0.0.0: fake fingerprint
GBMSAPI_Example_Globals.BusyFrame = true;
// if autocapture get autocapture phase
if ((GBMSAPI_Example_Globals.LastEventInfo & GBMSAPI_NET_EventInfo.GBMSAPI_NET_EI_ACQUISITION_PHASE) != 0 &&
// VER 3.1.0.0: check all rolled objects
!(GBMSAPI_Example_Util.IsRolled(ObjType)) &&
// end VER 3.1.0.0: check all rolled objects
(ObjType != GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_PHOTO)
)
{
// check Auto-Capture option set and not ignored
if (((GBMSAPI_Example_Globals.OptionMask & GBMSAPI_NET_AcquisitionOptions.GBMSAPI_NET_AO_AUTOCAPTURE) != 0)
)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetAutoCapturePhase(
out GBMSAPI_Example_Globals.AutoCapturePhase);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
}
}
// if clipping get clipping region
if ((ObjType != GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_PHOTO) &&
(GBMSAPI_Example_Globals.ClipRegionW > 0 && GBMSAPI_Example_Globals.ClipRegionH > 0))
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetClippingRegionPosition(
out GBMSAPI_Example_Globals.ClippingRegionPosX,
out GBMSAPI_Example_Globals.ClippingRegionPosY,
out GBMSAPI_Example_Globals.ClippingRegionSizeX,
out GBMSAPI_Example_Globals.ClippingRegionSizeY
);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
}
// if not rolled or photo get contrast
if (
// VER 3.1.0.0: check all rolled objects
!(GBMSAPI_Example_Util.IsRolled(ObjType)) &&
// end VER 3.1.0.0: check all rolled objects
(ObjType != GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_PHOTO))
{
// get contrast
uint AvailableImageInfo;
RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetAvailableImageInfo(
GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan),
out AvailableImageInfo);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
if ((AvailableImageInfo & GBMSAPI_NET_AvailableImageInfo.GBMSAPI_NET_AII_FINGERPRINT_CONTRAST) != 0)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetFingerprintContrast(
out GBMSAPI_Example_Globals.ImageContrast);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
}
if ((AvailableImageInfo & GBMSAPI_NET_AvailableImageInfo.GBMSAPI_NET_AII_FINGERPRINT_SIZE) != 0)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetFingerprintSize(
out GBMSAPI_Example_Globals.ImageSize);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
}
}
// if half lower palm get completeness
if ((ObjType == GBMSAPI_NET_ScannableBiometricTypes.GBMSAPI_NET_SBT_FLAT_LOWER_HALF_PALM))
{
// get contrast
uint AvailableImageInfo;
RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetAvailableImageInfo(
GBMSAPI_NET_ScanObjectsUtilities.GBMSAPI_NET_GetTypeFromObject(GBMSAPI_Example_Globals.ObjToScan),
out AvailableImageInfo);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
if ((AvailableImageInfo & GBMSAPI_NET_AvailableImageInfo.GBMSAPI_NET_AII_LOWER_HALF_PALM_COMPLETENESS) != 0)
{
RetVal = GBMSAPI_NET_ValidFrameAcquiredRoutines.GBMSAPI_NET_GetLowerHalfPalmCompleteness(
out GBMSAPI_Example_Globals.HalfLowerPalmCompleteness);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
}
}
// if Roll object get rolled info
if (
// VER 3.1.0.0: check all rolled objects
(GBMSAPI_Example_Util.IsRolled(ObjType))
// end VER 3.1.0.0: check all rolled objects
)
{
// ver 2.10.0.0: use "2" function, comment next lines
//RetVal = GBMSAPI_NET.GBMSAPI_NET_LibraryFunctions.GBMSAPI_NET_EndAcquisitionRoutines.GBMSAPI_NET_ROLL_GetCompositeImageInfo(
// out GBMSAPI_Example_Globals.RolledArtefactSize,
// out GBMSAPI_Example_Globals.MarkerFrame,
// out GBMSAPI_Example_Globals.NotWipedArtefactFrame,
// out GBMSAPI_Example_Globals.ImageSize,
// out GBMSAPI_Example_Globals.ImageContrast,
// out GBMSAPI_Example_Globals.FlatFingerprintSize
// );
// end ver 2.10.0.0: use "2" function, comment next lines
// ver 2.10.0.0: use "2" function, add next lines
UInt32 imgsx, imgsy;
RetVal = GBMSAPI_NET.GBMSAPI_NET_LibraryFunctions.GBMSAPI_NET_EndAcquisitionRoutines.GBMSAPI_NET_ROLL_GetCompositeImageInfo2(
out GBMSAPI_Example_Globals.RolledArtefactSize,
out GBMSAPI_Example_Globals.MarkerFrame,
out GBMSAPI_Example_Globals.NotWipedArtefactFrame,
out GBMSAPI_Example_Globals.ImageSize,
out GBMSAPI_Example_Globals.ImageContrast,
out GBMSAPI_Example_Globals.FlatFingerprintSize,
out imgsx, out imgsy
);
// end ver 2.10.0.0: use "2" function, add next lines
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR &&
RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_UNAVAILABLE_OPTION
// means that rolling has been stopped before roll begins
)
{
GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
GBMSAPI_Example_Globals.LastErrorCode = RetVal;
//GBMSAPI_Example_Globals.AcquisitionEnded = true;
return(0);
}
}
}
break;
}
}
return(1);
}
catch (Exception ex)
{
GBMSAPI_NET.GBMSAPI_NET_LibraryFunctions.GBMSAPI_NET_ScanningRoutines.GBMSAPI_NET_StopAcquisition();
MessageBox.Show("Exception in AcquisitionStateManagement: " + ex.Message);
return(0);
}
}
/// <summary>
/// 初始化采集状态对象
/// </summary>
private void InitAcquisitionStatesObject()
{
AcquisitionStatesObject = new GBMSAPI_Example_Globals(ScanID);
AcquisitionStatesObject.AcquisitionStatus = GBMSAPI_Example_Globals.WAIT_START_STATUS;
AcquisitionStatesObject.PreviousAcquisitionStatus = GBMSAPI_Example_Globals.WAIT_START_STATUS;
AcquisitionStatesObject.LastErrorCode = GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR;
AcquisitionStatesObject.LastFrameSizeX = 0;
AcquisitionStatesObject.LastFrameSizeY = 0;
AcquisitionStatesObject.LastFrameCurrentFrameRate = .0;
AcquisitionStatesObject.LastFrameNominalFrameRate = .0;
AcquisitionStatesObject.AutoCapturePhase = GBMSAPI_NET_AutoCapturePhase.GBMSAPI_NET_ACP_OFF;
AcquisitionStatesObject.ClippingRegionPosX = 0;
AcquisitionStatesObject.ClippingRegionPosY = 0;
AcquisitionStatesObject.ClippingRegionSizeX = 0;
AcquisitionStatesObject.ClippingRegionSizeY = 0;
AcquisitionStatesObject.RolledArtefactSize = 0;
AcquisitionStatesObject.MarkerFrame = null;
AcquisitionStatesObject.NotWipedArtefactFrame = null;
AcquisitionStatesObject.FlatFingerprintSize = 0;
AcquisitionStatesObject.ImageContrast = 0;
AcquisitionStatesObject.ImageSize = 0;
AcquisitionStatesObject.HalfLowerPalmCompleteness = 0;
AcquisitionStatesObject.SkipRequested = false;
AcquisitionStatesObject.ScannerStarted = false;
AcquisitionStatesObject.AcquisitionEnded = false;
AcquisitionStatesObject.BusyFrame = false;
AcquisitionStatesObject.PreviewEnded = false;
/////////////////////////////////////
// GET MAX IMAGE SIZE
/////////////////////////////////////
uint ImgMaxSizeX, ImgMaxSizeY;
int RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetMaxImageSize(out ImgMaxSizeX, out ImgMaxSizeY);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
throw new Exception(GBMSAPI_Example_Util.GBMSAPI_Example_ManageErrors(RetVal));
}
// allocate buffers for acquisition
AcquisitionStatesObject.AcquisitionPreviewBuffer = Marshal.AllocHGlobal((int)(ImgMaxSizeX * ImgMaxSizeY));
AcquisitionStatesObject.AcquisitionFullResBuffer = Marshal.AllocHGlobal((int)(ImgMaxSizeX * ImgMaxSizeY));
if (AcquisitionStatesObject.AcquisitionPreviewBuffer == IntPtr.Zero ||
AcquisitionStatesObject.AcquisitionFullResBuffer == IntPtr.Zero)
{
throw new Exception("GBMSAPIExample_InitMainForm: Memory allocation failed");
}
/////////////////////////////////////
// GET CALIBRATION IMAGE SIZE
/////////////////////////////////////
uint CalImgSizeX, CalImgSizeY;
RetVal = GBMSAPI_NET_DeviceCharacteristicsRoutines.GBMSAPI_NET_GetCalibrationImageSize(
true, out CalImgSizeX, out CalImgSizeY
);
if (RetVal != GBMSAPI_NET_ErrorCodes.GBMSAPI_NET_ERROR_CODE_NO_ERROR)
{
throw new Exception(GBMSAPI_Example_Util.GBMSAPI_Example_ManageErrors(RetVal));
}
AcquisitionStatesObject.CalibrationBuffer = Marshal.AllocHGlobal((int)(CalImgSizeX * CalImgSizeY));
AcquisitionStatesObject.DummyCalibrationBuffer = Marshal.AllocHGlobal((int)(CalImgSizeX * CalImgSizeY));
if (AcquisitionStatesObject.CalibrationBuffer == IntPtr.Zero ||
AcquisitionStatesObject.DummyCalibrationBuffer == IntPtr.Zero)
{
throw new Exception("GBMSAPIExample_InitMainForm: Memory allocation failed");
}
}
