12 Image Processing

 
• Introduction
  • 12.1.1 The Pixel Transfer Pipeline
  • 12.1.2 Geometric Drawing and Texturing
  • The Frame Buffer and Per-Fragment Operations
• 12.2 Colors and Color Spaces
  • 12.2.1 The Accumulation Buffer: Interpolation and Extrapolation
  • 12.2.2 Pixel Scale and Bias Operations
  • Look-Up Tables
    • Pixel Maps
    • The Color Table Extension
    • The Texture Color Table Extension
    • The Pixel Texture Extension
      • Equivalent Functionality Without SGIX_pixel_texture
  • 12.2.4 The Color Matrix Extension
    • Equivalent Functionality Without SGI_color_matrix
    • Scale and Bias
    • Conversion to Luminance
    • Modifying Saturation
    • Hue Rotation
    • CMY Conversion
    • YIQ Conversion
• 12.3 Convolutions
  • Introduction
  • 12.3.2 The Convolution Operation
    • Two-Dimensional Convolutions
    • Separable Filters
  • 12.3.3 Convolutions Using the Accumulation Buffer
  • 12.3.4 The Convolution Extension
  • 12.3.5 Useful Convolution Filters
    • Line detection
      • Horizontal Edges
      • Vertical Edges
      • Left Diagonal Edges
      • Right Diagonal Edges
    • Gradient Detection (Embossing)
      • North
      • West
      • East
      • South
      • Northeast
    • Smoothing and Blurring
      • Arithmetic Mean
      • Basic Smooth: 3x3
      • Basic Smooth: 5x5
    • High-pass Filters
      • Basic High-Pass Filter: 3x3
      • Basic High-Pass Filter: 5x5
    • Laplacian Filter
    • Sobel Filter
      • Horizontal
      • Vertical
• 12.4 Image Warping
  • 12.4.1 The Pixel Zoom Operation
  • 12.4.2 Warps Using Texture Mapping
    • Line Integral Convolution