Images

Bitmap images

• Pixels

  • Represents one colour
  • Each colour has unique binary value
  • Colour values stored in sequence

• Image resolution

  • Dimensions of image

• Screen resolution

  • Dimensions of screen

• Colour depth

  • Number of bits used to represent each colour

Vector graphics

• Drawing list

  • List of instructions (for drawing)

• Drawing object

  • Mathematically defined shapes

• Property

  • Attributes
    determines shape/appearance of object