This section provides information about how to work with the following:

• Using Callback Functions
• • Use Private Data in Callback Functions
  • Register a Callback Function
  • Register a Status Bar Callback
• Detecting Image Format
• Loading and Saving
• • Load an Image or Document
  • • Working with Large Images
    • • Configuring Memory Mapping
      • Accessing Pixels of Large Images
      • Large Image Formats Supported
  • Save an Image or Document
  • Use File Format Filters
  • Set the Buffer Size to Limit IO
• Compressing and Converting Images
• • Compression and Decompression
  • Convert Image Format
• Manipulating Image Data
• • Work with Single-Page Images (HIGEAR)
  • Work with Multi-Page Documents (HMIGEAR)
  • • Create and Delete a Multi-Page Image Object
    • Open and Close an External Image File
    • Load and Save Pages in a Multi-Page Document
    • Reorder Pages in a Multi-Page Document
    • Use the Multi-Page Image Callback Function
  • Access Image Pixels
  • Work with Image Utility Functions
  • • Creating DIBs and DDBs
    • Deleting DIBs and DDBs
    • Reading and Writing Palettes
    • Getting Information about a HIGEAR Image
  • Access Image Metadata
• Viewing
• • Grayscale Look-Up Tables
  • Display Options
  • • Geometric Layout
    • Dithering, Anti-Aliasing, and Palette Handling
    • Transparency and Background
    • Look-Up Tables and Gamma Correction
  • GUI Features
  • • GUI Windows
    • • Pan Window
      • Magnify Window
      • Palette Window
      • Thumbnail Window
    • GUI Dialogs
    • Mouse Tracking
    • Unicode Support
• Printing
• Scanning
• • TWAIN Scanning
  • • Open the Source
    • Set the TWAIN Image Acquisition Mode
    • Set Scanning Capabilities
    • • CAP_DUPLEXENABLED
      • CAP_FEEDERENABLED
      • CAP_FEEDERLOADED
      • CAP_PAPERDETECTABLE
      • CAP_XFERCOUNT
      • ICAP_BITORDER
      • ICAP_BITDEPTH
      • ICAP_BRIGHTNESS
      • ICAP_COMPRESSION
      • ICAP_CONTRAST
      • ICAP_HIGHLIGHT
      • ICAP_IMAGEFILEFORMAT
      • ICAP_MINIMUMHEIGHT
      • ICAP_MINIMUMWIDTH
      • ICAP_PIXELFLAVOR
      • ICAP_PIXELTYPE
      • ICAP_SHADOW
      • ICAP_UNITS
      • ICAP_XFERMECH
      • ICAP_XRESOLUTION
      • ICAP_XSCALING
      • ICAP_YRESOLUTION
      • ICAP_YSCALING
    • Scan and Acquire Pages
  • ISIS Scanning
  • • Use ISIS Drivers
    • • Load the Currently-Selected Scanner Driver
      • Let the User Install and Select Drivers
    • Make ISIS Pipes
    • Write a Simple Scanning Application
    • Simplify the Scanning Application
    • Split a Pipe
    • More ISIS Characteristics
    • • Buffer Image Data
      • Load and Unload Drivers
      • Implement a Yield Function
      • Work with IG_ISIS_drv_load in Special Cases
      • Unload a Pipe Using IG_ISIS_drv_unload_pipe
      • Tag Characteristics
      • Check a Scanner for Feeder Capabilities
      • Check the Feeder and Increment Filenames
      • Handle ISIS Errors
      • Scan from any Scanner
      • Invoke a Pipe with Individual Functions
      • Multi-stream Scanning
    • Work with Tags
    • • Functions for Working with ISIS Tags
      • ISIS Tag Examples
      • ScanAhead
• Using Clipboard Operations