ImageEn, unit ietwain

TIETwainParams.IsCapabilitySupported

TIETwainParams.IsCapabilitySupported


Declaration

function IsCapabilitySupported(cap: word): boolean;


Description

Returns true if the specified capability is supported by the selected device.

The following capabilities can be specified:
Const Description Value
ACAP_AUDIOFILEFORMAT Audio File Format 4609
ACAP_XFERMECH Advanced capability transfer mechanism 4610
CAP_ALARMS Alarms 4120
CAP_ALARMVOLUME Alarm volume 4121
CAP_AUTHOR Author 4096
CAP_AUTOFEED Auto feed 4103
CAP_AUTOMATICCAPTURE Automatic capture 4122
CAP_AUTOSCAN Auto scan 4112
CAP_BATTERYMINUTES Battery minutes 4146
CAP_BATTERYPERCENTAGE Battery percentage 4147
CAP_CAMERAENABLED Camera enabled 4150
CAP_CAMERAORDER Camera order 4151
CAP_CAMERAPREVIEWUI Camera preview user interface 4129
CAP_CAMERASIDE Camera side 4148
CAP_CAPTION Capability caption 4097
CAP_CLEARBUFFERS Clear buffers 4125
CAP_CLEARPAGE Clear page 4104
CAP_CUSTOMDSDATA Custom data 4117
CAP_DEVICEEVENT Device event 4130
CAP_DEVICEONLINE Device online 4111
CAP_DEVICETIMEDATE Device time date 4127
CAP_DUPLEX Duplex 4114
CAP_DUPLEXENABLED Duplex enabled 4115
CAP_ENABLEDSUIONLY Enabled user interface only 4116
CAP_ENDORSER Endorser 4118
CAP_EXTENDEDCAPS Extended capabilities 4102
CAP_FEEDERALIGNMENT Feeder alignment 4141
CAP_FEEDERENABLED Capability feeder enabled 4098
CAP_FEEDERLOADED Capability feeder loaded 4099
CAP_FEEDERORDER Feeder order 4142
CAP_FEEDERPOCKET Feeder pocket 4154
CAP_FEEDERPREP Feeder prep 4153
CAP_FEEDPAGE Feed page 4105
CAP_FILESYSTEM File system 4133
CAP_INDICATORS Capability indicators 4107
CAP_JOBCONTROL Job control 4119
CAP_LANGUAGE Language 4140
CAP_MAXBATCHBUFFERS Max batch buffers 4126
CAP_MICRENABLED MICR enabled 4152
CAP_PAGEMULTIPLEACQUIRE Acquire multiple pages 4131
CAP_PAPERBINDING Paper binding 4143
CAP_PAPERDETECTABLE Paper detectable 4109
CAP_PASSTHRU Pass thru 4145
CAP_POWERSUPPLY Power supply 4128
CAP_PRINTER Printer 4134
CAP_PRINTERENABLED Printer enabled 4135
CAP_PRINTERINDEX Printer index 4136
CAP_PRINTERMODE Printer mode 4137
CAP_PRINTERSTRING Printer string 4138
CAP_PRINTERSUFFIX Printer suffix 4139
CAP_REACQUIREALLOWED Reacquire allowed 4144
CAP_REWINDPAGE Rewind page 4106
CAP_SEGMENTED Segmented 4149
CAP_SERIALNUMBER Serial number 4132
CAP_SUPPORTEDCAPS Supported capabilities 4101
CAP_SUPPORTEDCAPSEXT Supported extended capabilities 4108
CAP_THUMBNAILSENABLED Thumbnails enabled 4113
CAP_TIMEBEFOREFIRSTCAPTURE Time before first capture 4123
CAP_TIMEBETWEENCAPTURES Time between captures 4124
CAP_TIMEDATE Capability time date 4100
CAP_UICONTROLLABLE User interface controllable 4110
CAP_XFERCOUNT Transfer count 1
ICAP_AUTOBRIGHT Automatic brightness 4352
ICAP_AUTOMATICBORDERDETECTION Automatic border detection 4432
ICAP_AUTOMATICDESKEW Automatic deskew 4433
ICAP_AUTOMATICROTATE Automatic rotate 4434
ICAP_AUTOSIZE Automatic sizing 4438
ICAP_BARCODEDETECTIONENABLED Barcode detection enabled 4407
ICAP_BARCODEMAXRETRIES Barcode maximum retries 4412
ICAP_BARCODEMAXSEARCHPRIORITIES Barcode maximum search priorities 4409
ICAP_BARCODESEARCHMODE Barcode search mode 4411
ICAP_BARCODESEARCHPRIORITIES Barcode search priorities 4410
ICAP_BARCODETIMEOUT Barcode timeout 4413
ICAP_BITDEPTH Bit depth 4395
ICAP_BITDEPTHREDUCTION Bit depth reduction 4396
ICAP_BITORDER Bit order 4380
ICAP_BITORDERCODES Bit order codes 4390
ICAP_BRIGHTNESS Brightness 4353
ICAP_CCITTKFACTOR CCITTK Factor 4381
ICAP_COMPRESSION Compression 256
ICAP_CONTRAST Contrast 4355
ICAP_CUSTHALFTONE Custom halftone 4356
ICAP_EXPOSURETIME Exposure time 4357
ICAP_EXTIMAGEINFO Extended image info 4399
ICAP_FEEDERTYPE Feeder Type 4436
ICAP_FILTER Filter 4358
ICAP_FLASHUSED Flash used 4359
ICAP_FLASHUSED2 Flash used 2 4422
ICAP_FLIPROTATION Flip rotation 4406
ICAP_FRAMES Frames 4372
ICAP_GAMMA Gamma 4360
ICAP_HALFTONES Halftones 4361
ICAP_HIGHLIGHT Highlight 4362
ICAP_ICCPROFILE ICC Profile 4437
ICAP_IMAGEDATASET Image data set 4398
ICAP_IMAGEFILEFORMAT Image file format 4364
ICAP_IMAGEFILTER Image filter 4423
ICAP_JPEGPIXELTYPE JPEG pixel type 4392
ICAP_JPEGQUALITY JPEG quality 4435
ICAP_LAMPSTATE Lamp state 4365
ICAP_LIGHTPATH Light path 4382
ICAP_LIGHTSOURCE Light source 4366
ICAP_MAXFRAMES Maximum frames 4378
ICAP_MINIMUMHEIGHT Minimum height 4400
ICAP_MINIMUMWIDTH Minimum width 4401
ICAP_NOISEFILTER Noise filter 4424
ICAP_ORIENTATION Orientation 4368
ICAP_OVERSCAN Over scan 4425
ICAP_PATCHCODEDETECTIONENABLED Patch code detection enabled 4415
ICAP_PATCHCODEMAXRETRIES Patch code maximum retries 4420
ICAP_PATCHCODEMAXSEARCHPRIORITIES Patch code maximum search priorities 4417
ICAP_PATCHCODESEARCHMODE Patch code search mode 4419
ICAP_PATCHCODESEARCHPRIORITIES Patch code search priorities 4418
ICAP_PATCHCODETIMEOUT Patch code timeout 4421
ICAP_PHYSICALHEIGHT Physical height 4370
ICAP_PHYSICALWIDTH Physical width 4369
ICAP_PIXELFLAVOR Pixel flavor 4383
ICAP_PIXELFLAVORCODES Pixel flavor codes 4391
ICAP_PIXELTYPE Capability pixel type 257
ICAP_PLANARCHUNKY Planar chunky 4384
ICAP_ROTATION Rotation 4385
ICAP_SHADOW Shadow 4371
ICAP_SUPPORTEDBARCODETYPES Supported barcode types 4408
ICAP_SUPPORTEDPATCHCODETYPES Supported path code types 4416
ICAP_SUPPORTEDSIZES Supported sizes 4386
ICAP_THRESHOLD Threshold 4387
ICAP_TILES Tiles 4379
ICAP_TIMEFILL Time fill 4394
ICAP_UNDEFINEDIMAGESIZE Undefined image size 4397
ICAP_UNITS Capability units 258
ICAP_XFERMECH Capability transfer mechanism 259
ICAP_XNATIVERESOLUTION X coordinate native resolution 4374
ICAP_XRESOLUTION X resolution 4376
ICAP_XSCALING X scaling 4388
ICAP_YNATIVERESOLUTION Y coordinate native resolution 4375
ICAP_YRESOLUTION Y resolution 4377
ICAP_YSCALING Y scaling 4389
ICAP_ZOOMFACTOR Zoom factor 4414
ICAP_AUTODISCARDBLANKPAGES Automatic discard of blank pages 4404


Example

ImageEnMView1.MIO.SelectAcquireSource([ieaTwain]);
if ImageEnMView1.MIO.TwainParams.IsCapabilitySupported( CAP_ALARMVOLUME ) then
  showmessage('CAP_ALARMVOLUME is supported')
else
  showmessage('CAP_ALARMVOLUME is Not supported');