Multimedia Formats




Sound and video formats (examples):
  • .aif (Standard for Apple computers)
  • .asf (Microsoft/Realaudio NetShow streaming audio and other data).
  • .au (Sound file standard for NeXT and Sun Sparc computers)
  • .avi (MIicrosoft Sound and video)
  • .mov/.qt (Apple Quick Time movie)
  • .mpg/.mpeg (Mpeg, Moving Picture Experts Grooup, video audoi files)
  • .ra (Progressive Networks streaming audio)
  • .wav (Standard Windows audio format. Different compression schemes supported)
  • .snd (Apple, SUN, NeXT with variations)
  • .mid (MIDI sound control files)
  • The Synchronized Multimedia Integration Language (SMIL) enables simple authoring of interactive audiovisual presentations. SMIL is typically used for "rich media"/multimedia presentations which integrate streaming audio and video with images, text or any other media type. (1997-) http://www.w3.org/AudioVideo/
  • VoiceXML (in and out), (2001-) http://www.w3.org/TR/voicexml20/
Drawing/images/text
  • .gif (compresed small pictures 256 colors on the web. Origiallt from CompuServe)
  • .jpeg (for larger compressed images on the web. Adjustable quality).
  • .png (Portable Network Graphics Specification)
  • .dwf (Drawing Web Format, Autodesk)
  • .pdf (Portable Document Format, Acrobat, Adobe Inc.)
  • .doc (Micrososft Word document
  • .wpd (Word Perfect documents)
  • .rtf (Microsoft Rich Text Format)
  • .svg (Scalable Vector Graphics) (SVG is a language for describing two-dimensional graphics in XML. SVG allows for three types of graphic objects: vector graphic shapes (e.g., paths consisting of straight lines and curves), images and text, http://www.w3.org)
Models, animations
  • .wrl (virtual reality mark-up language models, Cosmo). X3D based on VRML97/VRML2 and XML [3.2002]
  • .swf (MacromediaShockwave files)
  • .xls (Excel files).
  • .co (Cult3D files)
Standards
  • ISMA 1.0. Streaming transmission of video and sound over Internet using MPEG-4. [10.2001]
Further reading and links see



Per Christiansson 10.10.2002 (23.10.2001) [6.4 1998]