What is a WAV file?

Waveform Audio File Format (WAVE or more commonly known as WAV due to its filename extension .wav) is a Microsoft and IBM audio file format standard for storing an audio bitstream on PCs.   It is[…]

Pop-on and Roll-up captioning defined

Pop-on and roll-up are the two styles of presentation commonly used in television captioning.  Paint-on captions are sometimes used for special effects but are much less common.  Accurate Secretarial LLC endorses the use of the[…]

What are RealVideo and Windows Real Player?

RealVideo is a suite of proprietary video compression formats developed by RealNetworks and first 1997. RealVideo is supported on many platforms, including Windows, Mac, Linux, Solaris, and several mobile phones. RealVideo is usually paired with[…]

What is DV and DVPro?

DV is a format for storing digital video, audio and metadata such as subtitles and closed captioning. It was launched in 1995 through the joint efforts of multiple producers of video camera recorders. DV uses[…]

What is DivX?

DivX is the brand name of products created originally by DivX LLC, including the DivX Codec which became popular due to its ability to compress lengthy video segments into small sizes while maintaining high visual[…]

World Wide Web Consortium (W3C)

The World Wide Web Consortium (W3C) is the main international standards organization for the World Wide Web. W3C was founded in 1994 by Tim Berners-Lee, inventor of the World Wide Web and author of the[…]