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- cda - not a file format but a way of displaying audio tracks, much like a menu. CDA stands for CD Audio.
You can play .cda files only from a CD-ROM. The tracks however, can be ripped to your HDD as a digital audio format like WAV, wma, or MP3 files.
- CDDB - "Compact Disc Database", online lookup tool for retrieving album, artist, and track information, especially helpful for completing MP3 ID3 tags
- cd-r - short for "cd-recordable", this media type allows you to record audio or data files and does not allow erasing. Recording audio files allows for compatibility with car and home stereo systems.
- cd-rw - short for "cd rewriteable". These discs can record and erase audio and data up to 1,000 times. However, most car and home stereos do not support this media type yet.
- cd text - disc and track info embedded on an audio CD
- CCIT U-Law - Compressed WAV format.
- codec - short for "compression/decompression", basically an algorithm or system of rules to transform a file.
- Container format - A container format is one that holds different kinds of data within its file. Container formats, such as RealAudio and TIFF, are gaining in popularity because of their multimedia applications, as well as their cross-platform compatibility. For example, a single container file can hold chapter information, hyperlinks and subtitles, as well as different kinds of codecs that enable various types of players to read the file.
- constant bit rate (CBR) - bit rate remains the same throughout the audio file. Compare with variable bit rate (VBR)
- converter - software program that transforms one file format to another
- CSS - stands for Content Scrambling System.
In DVD-Video, an encryption scheme designed to protect copyrighted material that resides on a disc by periodically scrambling the data using encryption keys. A tool named Decss can allow users to circumvent it. Although Decss didn't exactly crack the CSS, but instead used leaked decryption keys.
- DAT - is used to refer to a certain tape backup format.
- decoding - making a format readable. MP3 players "decode" MP3 by being able to play the data format as audio. However, the term usually refers to the process of converting MP3 to WAV
- disc-at-once (DAO) - single session burning process that cannot be interrupted and does not allow any data to be added once burned on a disc. Does not add 2 second gaps between tracks as does track-at-once recording
- DSP - Compressed WAV format. DSP Group True Speech (TM) format.
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GLOSSARY
