National Instruments Image Acqusition Software NI-IMAQdx Manuales de usuario

Tabla de contenidos

• NI-IMAQdx User Manual

  1
• Support

  2
  • Worldwide Technical Support and Product Information

    2
  • National Instruments Corporate Headquarters

    2
  • Worldwide Offices

    2
• Important Information

  3
  • Warranty

    3
  • Copyright

    3
  • Trademarks

    3
  • Patents

    3
  • WARNING REGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS

    3
• Contents

  5
• Chapter 1 Introduction to NI-IMAQdx

  8
  • About the NI-IMAQdx Software

    8
    • Application Development Environments

      9
    • Configuring Your Camera

      9
  • Fundamentals of Building Applications with NI-IMAQdx

    10
    • Architecture

      10
      • Figure 1-1. NI-IMAQdx Architecture

        10
    • NI-IMAQdx Libraries

      11
    • Example Programs

      11
• Chapter 2 Basic Acquisition with NI-IMAQdx

  12
  • Introduction

    12
  • Acquisition Flow

    13
    • Opening a Camera

      13
      • Camera Name

        14
      • Table 2-1. Camera Naming Convention

        14
      • Figure 2-1. Relationship Between Cameras, Interface Files, and Camera Files

        14
      • Camera Control Mode

        15
    • Configure the Acquisition

      15
      • One-Shot/Continuous Acquisition

        15
      • Number of Buffers

        16
      • Region of Interest

        16
      • Pixel Format

        17
    • Acquisition

      17
      • User Buffer

        17
      • Buffer Number Mode

        18
      • Buffer Number

        18
      • Overwrite Mode

        18
      • Timeouts

        19
      • Decoding

        19
      • Table 2-2. Decoder Inputs and Corresponding Outputs

        19
  • Programming Examples

    20
    • High-Level Function Examples

      20
      • Snap

        20
      • Figure 2-2. High-Level Snap Flowchart

        20
      • Grab

        21
      • Figure 2-3. High-Level Grab Flowchart

        21
      • Sequence

        22
      • Figure 2-4. High-Level Sequence Flowchart

        22
    • Low-Level Function Examples

      22
      • Snap

        23
      • Figure 2-5. Low-Level Snap Flowchart

        23
      • Grab

        24
      • Figure 2-6. Low-Level Grab Flowchart

        24
      • Sequence

        25
      • Figure 2-7. Low-Level Sequence Flowchart

        25
• Chapter 3 Advanced Programming with NI-IMAQdx

  26
  • Camera Attributes

    26
    • Attribute Name

      26
    • Attribute Type

      27
      • Table 3-1. Attribute Types and Descriptions

        27
    • Attribute Value

      27
      • Table 3-2. Value Types and Descriptions

        27
      • Table 3-3. Attribute Types and Compatible Value Types

        28
    • Attribute Access

      28
    • Attribute Range

      28
      • Table 3-4. Attribute Types and Compatible Range

        29
  • Broadcasting

    29
    • Figure 3-1. One Camera Broadcasting to Multiple Host Computers

      30
    • Implementation

      30
  • Scalable Image Size

    31
    • Figure 3-2. Partial Image Size Format (Scalable)

      32
  • Trigger Modes

    32
    • Trigger Modes for IIDC Cameras

      32
      • Trigger Mode 0

        33
      • Figure 3-3. Timing Diagram for Trigger Mode 0

        33
      • Trigger Mode 1

        33
      • Figure 3-4. Timing Diagram for Trigger Mode 1

        33
      • Trigger Mode 2

        34
      • Figure 3-5. Timing Diagram for Trigger Mode 2

        34
      • Trigger Mode 3

        34
      • Figure 3-6. Timing Diagram for Trigger Mode 3

        34
      • Trigger Mode 4

        35
      • Figure 3-7. Timing Diagram for Trigger Mode 4

        35
      • Trigger Mode 5

        35
      • Figure 3-8. Timing Diagram for Trigger Mode 5

        35
    • Trigger Modes for GigE Vision Cameras

      36
• Chapter 4 Using NI-IMAQdx in LabVIEW

  37
  • Introduction

    37
  • Location of the NI-IMAQdx VIs

    37
  • Common VI Parameters

    38
    • IMAQdx Session

      38
    • Image Buffer

      38
  • Acquisition VIs

    39
    • High-Level

      39
    • Low-Level

      39
  • Buffer Management

    40
    • Figure 4-1. IMAQ Create

      40
    • Figure 4-2. IMAQ Dispose

      40
  • Acquisition Types

    41
    • Snap

      41
      • Figure 4-3. Acquiring an Image Using Snap

        41
    • Grab

      41
      • Figure 4-4. Acquiring Images Using Grab

        42
    • Sequence

      42
      • Figure 4-5. Acquiring Images Using Sequence

        42
  • Image Display

    43
    • Figure 4-6. Displaying an Image Using an Image Control

      43
    • Figure 4-7. Displaying an Image Using IMAQ WindDraw

      43
    • Figure 4-8. Displaying an Image Using RT Video Out

      44
  • Camera Attributes

    44
    • Figure 4-9. Setting Camera Attributes with Property Nodes

      45
  • Error Handling

    45
    • Figure 4-10. Error Clusters

      45
    • Figure 4-11. Error Checking Using the Simple Error Handler VI

      46
• Chapter 5 Using NI-IMAQdx in C and .NET

  47
  • Using NI-IMAQdx for C

    47
  • Using NI-IMAQdx for Microsoft Visual Studio .NET

    48
    • Creating a New .NET Application

      48
• Appendix A Register-Level Programming

  50
  • Figure A-1. Explanation of Split Transactions

    51
• Appendix B Technical Support and Professional Services

  55
• Glossary

  56
  • A-C

    56
  • D-G

    57
  • H-L

    58
  • M-Q

    59
  • R-T

    60
  • U-Y

    61
• Index

  62
  • A-E

    62
  • F-N

    63
  • O-U

    64
  • V-Y

    65