

Files work well on limited hardware, while taking advantage of more expensive hardware when it is available.

Also, the player depends upon only a very limited set of operating system functionality. Simplicity-The format is simple so that the player is small and easily ported.Macromedia Flash (SWF) uses techniques such as bit-packing and structures with optional fields, to minimize file size. SWF is a binary format and is not human readable like HTML. The files are compressed to be small and support incremental rendering through streaming. Network Delivery-The files can be delivered over a network with limited and unpredictable bandwidth.Extensibility-The format is a tagged format, so the format can be evolved with new features while maintaining backward compatibility with older players.On-screen Display-The format is primarily intended for on-screen display and so it supports anti-aliasing, fast rendering to a bitmap of any color format, animation and interactive buttons.It was designed to meet the following goals: The Macromedia Flash File Format (swf) was designed as a very efficient delivery format and not as a format for exchanging graphics between graphics editors. The Macromedia Flash (swf) (pronounced 'swiff' ) file format was designed to deliver vector graphics and animation over the Internet. ShockWave Flash, Animated Vector Format for Internet.
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The swf file extension is associated with Adobe (formerly Macromedia) Flash movie file.
