Flashcards in this deck (42)

• What is an image file format?

  How digital files are organized and stored.
  image file format
• What are the two main types of image file formats?

  • Bitmapped file format
  • Vector file format
  image file format
• What are the categories of bitmapped file formats?

  • Native formats
  • General purpose format
  • Metafiles
  image bitmapped format
• What are common bitmapped file formats?

  • Tiff
  • JPEG
  • GIF
  • PNG
  • BMP
  image bitmapped formats
• What is a native format?

  Used by specific image editing programs, contains essential editing information.
  image native format
• What is an example of a native format?

  .psd for Photoshop
  image native format
• What are computer graphics?

  Images represented by a computer, including screen and print images.
  computer graphics
• What are the advantages of computer graphics?

  • Easy to copy and store
  • Easy to distribute
  • Easy to manipulate
  • Used in documents and publications
  • Archived in image libraries
  • Output to different hardware
  computer graphics advantages
• What are the two types of images in computer graphics?

  • Vector Graphics
  • Bitmap Images
  computer graphics images
• What is a vector graphic?

  Composed of objects built from primitives like lines, squares, and circles.
  computer graphics vector
• What are primitives in vector graphics?

  • Straight/Curved lines
  • Squares/Rectangles
  • Circle/Ellipse
  • Regular/Irregular Polygons
  computer graphics vector
• What is a general purpose format?

  Supports widespread distribution across different platforms.
  image general format
• What are metafiles?

  Formats that can contain both bitmapped and vector images.
  image metafiles
• What is a vector file format?

  Composed of mathematically defined lines forming shapes like circles and squares.
  image vector format
• What are common vector file formats?

  • EPS
  • PDF
  • SVG
  image vector formats
• What is Tiff?

  Tagged Image File Format supporting major color modes, used for professional printing.
  image tiff format
• What is the compression method used by Tiff?

  Lossless compression.
  image tiff compression
• What are the characteristics of bitmap images?

  • Also called raster graphics
  • Uses a grid of colors (pixels)
  • Resolution dependent
  image bitmap characteristics
• What are the advantages of bitmap images?

  • Ideal for real pictures and detailed art
  • Able to resize and add effects
  image bitmap advantages
• What are the disadvantages of bitmap images?

  • Loss of information after resizing
  • Larger file size
  • Resolution dependent
  image bitmap disadvantages
• What does JPEG stand for?

  Joint Photographic Experts Group.
  image jpeg
• What is the compression type of JPEG?

  Lossy compression.
  image jpeg compression
• What is the maximum color support for GIF?

  256 colors.
  image gif color
• What type of compression does GIF use?

  Lossless compression.
  image gif compression
• What is the compression type of GIF?

  • Supports interlacing
  • Transparency
  • Simple animation
  • Low file size
  • Good for line art, grayscale, limited colors
  graphics gif
• What is PNG?

  • Portable Network Graphic
  • Lossless compression
  • Supports indexed color, grayscale, true color
  • 48-bit color resolution
  • Transparency and interlacing supported
  • No animation support
  graphics png
• What is BMP?

  • Windows Bitmapped file
  • Supports several color resolutions
  • Compression is optional
  • Used for screen grabs and wallpapers
  graphics bmp
• What is Multimedia?

  • Incorporates text
  • Graphics
  • Sound
  • Animation
  • Videos
  multimedia definition
• What is EPS?

  • Encapsulated PostScript
  • Supports page preview
  • Uses PostScript's page description language
  • Can contain bitmap information
  graphics eps
• What is PDF?

  • Portable Document Format
  • Cross-platform file format
  • Encodes full pages of text and graphics
  • Supports limited editing
  graphics pdf
• What is SVG?

  • Scalable Vector Graphics
  • General-purpose vector format
  • Supports 2-D graphics on the Web
  • Built on XML
  • Supports animations and interactivity
  graphics svg
• What are the common web formats?

  • .htm
  • .html
  • .css
  • .xml
  web formats
• What is MIDI?

  • Musical Instrument Digital Interface
  • Sends music information between devices
  • Supported by many software systems
  • Extension: .mid or .midi
  sound midi
• What is RealAudio?

  • Developed for the Internet by Real Media
  • Streams audio with low bandwidth
  • Quality reduced due to bandwidth priority
  • Extension: .rm or .ram
  sound realaudio
• What is Wave Format?

  • Developed by IBM & Microsoft
  • Supported by all Windows computers
  • Popular web browsers support it
  • Extension: .wav
  sound wave
• What is MP3 Format?

  • MP3 files are MPEG files
  • Developed for video by Moving Pictures Experts Group
  • Good compression with high quality
  • Extension: .mp3 or .mpga
  sound mp3
• What are photographs?

  • Most realistic visual
  • Taken from cameras
  graphics photographs
• What are diagrams?

  • Geometrical symbols
  • Technical drawings showing object relationships
  graphics diagrams
• What are drawings/illustrations?

  • Drawn by hand or software
  • Less realistic than photographs
  graphics illustrations
• What are cartoons?

  • Humorous character drawings
  graphics cartoons
• What are drawings/illustrations?

  • Illustration drawn by hand or software
  • Less realistic than photographs
  art illustration
• What defines a cartoon?

  • Humorous character drawing
  art cartoon