Computer Graphics & Multimedia

Unit-I

 Introduction to Raster Scan displays
 Pixels, Frame buffer
 Vector & Character generation
 Random Scan systems
 Display devices
 Scan Conversion techniques:Line Drawing: simple DDA
 Bresenham’s Algorithm
 Circle Drawing Algorithms: Midpoint Circle drawing and Bresenham’s Algorithm
 Polygon fill algorithm: Boundary-fill and Flood-fill algorithms
 Screen Coordinate System

Unit-II

 2-D Transformation: Translation, Scaling
 Rotation
 Shearing
 Reflection
 Homogenous coordinate system
 Matrices Transformation
 Composite Transformation
 Windowing & Clipping:World Coordinate System
 Screen Coordinate System

Unit-III

 3-D Transformations:Rotation and Scaling
 Parallel & Perspective Projection:Types of Parallel & Perspective Projection
 Hidden Surface elimination:Depth comparison
 Back face detection algorithm
 Painter’s Algorithm
 Z-Buffer Algorithm
 Bezier and B-spline methods
 Basic Illumination Model:Diffuse reflection
 Specular reflection
 Phong Shading
 Gouraud shading
 Ray Tracing
 Color models like RGB
 YIQ
 CMY
 HSV

Unit-IV

 Multimedia: Characteristics of a multimedia presentation
 Uses of Multimedia
 Unicode Standard
 Text file formats
 Audio- Components of an audio system
 Digital Audio
 Digital Signal processing
 Sound cards
 Audio file formats
 Audio Processing software
 Video-Video color spaces
 Digital Video
 Digital Video processing
 Video file formats

Unit-V

 Animation: Uses of Animation
 Principles of Animation
 Computer based animation
 3D Animation
 Animation file formats
 Animation softwares
 Compression:Lossless/Lossy Compression techniques
 Audio & Video Compressions
 MPEG Standards
 Multimedia Architecture
 Multimedia databases