documentation.HELP! NI IMAQ Function Documentation

Reference

NI IMAQ Function

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Reference

Constants

Error Codes

Quadrature Encoder Overview

Scaled Encoder Signal

Variable Data Types

Primary Data Types

Programming Language Considerations

LabVIEW

LabWindows/CVI

Other Programming Environments

Code Examples

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Table of contents

  • NI-IMAQ Function Reference Help
    • Related Documentation
    • Using Help
      • Conventions
      • Navigating Help
      • Searching Help
      • Printing Help File Topics
    • NI-IMAQ Functions
      • Interface Functions
        • imgInterfaceOpen
        • imgSessionOpen
        • imgClose
        • imgInterfaceQueryNames
        • imgInterfaceReset
      • High-Level Functions
        • Snap Functions
          • imgSnap
          • imgSnapArea
        • Grab Functions
          • imgGrabSetup
          • imgGrab
          • imgGrabArea
        • Ring and Sequence Functions
          • imgRingSetup
          • imgSequenceSetup
          • imgSessionStartAcquisition
          • imgSessionStopAcquisition
        • Signal I/O Functions
          • imgSessionTriggerConfigure2
          • imgSessionLineTrigSource2
          • imgSessionTriggerClear
          • imgSessionTriggerDrive2
          • imgSessionTriggerRead2
          • imgSessionTriggerRoute2
          • imgSessionWaitSignal2
          • imgSessionWaitSignalAsync2
          • imgEncoderResetPosition
          • imgPulseCreate2
          • imgPulseDispose
          • imgPulseRate
          • imgPulseStart
          • imgPulseStop
        • Miscellaneous Functions
          • imgSessionStatus
          • imgSessionGetROI
          • imgSessionConfigureROI
          • imgSessionFitROI
          • imgSessionGetBufferSize
      • Low-Level Functions
        • Acquisition Functions
          • imgSessionAbort
          • imgSessionAcquire
          • imgSessionConfigure
          • imgSessionCopyArea
          • imgSessionCopyBuffer
          • imgSessionExamineBuffer2
          • imgSessionReleaseBuffer
          • imgSessionCopyAreaByNumber
          • imgSessionCopyBufferByNumber
        • Attribute Functions
          • imgGetAttribute
          • imgSetAttribute2
          • imgGetCameraAttributeString
          • imgSetCameraAttributeString
          • imgGetCameraAttributeNumeric
          • imgSetCameraAttributeNumeric
          • imgSessionSetUserLUT8bit
          • imgSessionSetUserLUT16bit
        • Buffer Management Functions
          • imgCreateBuffer
          • imgCreateBufList
          • imgDisposeBuffer
          • imgDisposeBufList
          • imgGetBufferElement
          • imgSetBufferElement2
        • Utility Functions
          • imgPlot2
          • imgPlotDC2
          • imgSessionSaveBufferEx
          • imgShowError
          • imgBayerColorDecode
          • imgCalculateBayerColorLUT
        • Serial Communication Functions
          • imgSessionSerialWrite
          • imgSessionSerialRead
          • imgSessionSerialReadBytes
          • imgSessionSerialFlush
    • Attributes
      • Analog
        • IMG_ATTR_CHROMA_FILTER
        • IMG_ATTR_BLACK_REF_VOLT
        • IMG_ATTR_WHITE_REF_VOLT
      • Color
        • IMG_ATTR_COLOR_CHROMA_BANDWIDTH
        • IMG_ATTR_COLOR_BRIGHTNESS
        • IMG_ATTR_COLOR_CHROMA_COMB
        • IMG_ATTR_COLOR_CHROMA_PROCESS
        • IMG_ATTR_COLOR_CHROMA_TRAP
        • IMG_ATTR_COLOR_CONTRAST
        • IMG_ATTR_COLOR_GAIN_BLUE
        • IMG_ATTR_COLOR_GAIN_GREEN
        • IMG_ATTR_COLOR_GAIN_RED
        • IMG_ATTR_COLOR_HSL_CORING_LEVEL
        • IMG_ATTR_COLOR_HUE_OFFS_ANGLE
        • IMG_ATTR_COLOR_HUE_REPLACE_VALUE
        • IMG_ATTR_COLOR_IMAGE_REP
        • IMG_ATTR_COLOR_LUMA_BANDWIDTH
        • IMG_ATTR_COLOR_LUMA_COMB
        • IMG_ATTR_COLOR_PEAKING_ENABLE
        • IMG_ATTR_COLOR_RGB_CORING_LEVEL
        • IMG_ATTR_COLOR_SATURATION
        • IMG_ATTR_COLOR_TINT
      • Device Information
        • IMG_ATTR_CLOCK_FREQ
        • IMG_ATTR_COLOR
        • IMG_ATTR_GETSERIAL
        • IMG_ATTR_HASRAM
        • IMG_ATTR_INTERFACE_TYPE
        • IMG_ATTR_LINESCAN
        • IMG_ATTR_NUM_EXT_LINES
        • IMG_ATTR_NUM_ISO_IN_LINES
        • IMG_ATTR_NUM_ISO_OUT_LINES
        • IMG_ATTR_NUM_RTSI_LINES
        • IMG_ATTR_RAMSIZE
        • IMG_ATTR_NUM_PORTS
        • IMG_ATTR_CURRENT_PORT_NUM
      • Image
        • IMG_ATTR_ACQUIRE_FIELD
        • IMG_ATTR_BIN_THRESHOLD_HIGH
        • IMG_ATTR_BIN_THRESHOLD_LOW
        • IMG_ATTR_BITSPERPIXEL
        • IMG_ATTR_BYTESPERPIXEL
        • IMG_ATTR_CHANNEL
        • IMG_ATTR_FRAMEWAIT_MSEC
        • IMG_ATTR_FRAME_FIELD
        • IMG_ATTR_HSCALE
        • IMG_ATTR_INVERT
        • IMG_ATTR_LUT
        • IMG_ATTR_ROI_HEIGHT
        • IMG_ATTR_ROI_LEFT
        • IMG_ATTR_ROI_TOP
        • IMG_ATTR_ROI_WIDTH
        • IMG_ATTR_ROWPIXELS
        • IMG_ATTR_START_FIELD
        • IMG_ATTR_VSCALE
      • Session Information
        • IMG_ATTR_ACQWINDOW_HEIGHT
        • IMG_ATTR_ACQWINDOW_LEFT
        • IMG_ATTR_ACQWINDOW_TOP
        • IMG_ATTR_ACQWINDOW_WIDTH
        • IMG_ATTR_ENCODER_DIVIDE_FACTOR
        • IMG_ATTR_ENCODER_FILTER
        • IMG_ATTR_ENCODER_PHASE_A_POLARITY
        • IMG_ATTR_ENCODER_PHASE_B_POLARITY
        • IMG_ATTR_ENCODER_POSITION
        • IMG_ATTR_EXT_TRIG_LINE_FILTER
        • IMG_ATTR_NUM_POST_TRIGGER_BUFFERS
        • IMG_ATTR_RTSI_LINE_FILTER
        • IMG_ATTR_VHA_MODE
      • Status Information
        • IMG_ATTR_ACQ_IN_PROGRESS
        • IMG_ATTR_FRAME_COUNT
        • IMG_ATTR_LAST_VALID_BUFFER
        • IMG_ATTR_LAST_VALID_FRAME
        • IMG_ATTR_LOST_FRAMES
    • Reference
      • Constants
      • Error Codes
      • Quadrature Encoder Overview
      • Scaled Encoder Signal
      • Variable Data Types
        • Primary Data Types
      • Programming Language Considerations
        • LabVIEW
        • LabWindows/CVI
        • Other Programming Environments
        • Code Examples
    • Glossary
    • Important Information
      • Warranty
      • Copyright
      • Trademarks
      • Patents
      • Warning Regarding Use of NI Products
    • Technical Support and Professional Services

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