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Disc rot is the tendency of CD, DVD, or other optical discs to become unreadable because of chemical deterioration. The causes include oxidation of the reflective layer, reactions with contaminants, ultra-violet light damage, and de-bonding of the adhesive used to adhere the layers of the disc together.
CD/DVD copy protection is a blanket term for various methods of copy protection for CDs and DVDs. Such methods include DRM, CD-checks, Dummy Files, illegal tables of contents, over-sizing or over-burning the CD, physical errors and bad sectors. Many protection schemes rely on breaking compliance with CD and DVD standards, leading to playback ...
CD Player is a computer program that plays audio CDs using the computer's sound card. It was included in Windows 95, Windows 98, Windows NT 3.51, Windows NT 4.0 and Windows 2000 (as Deluxe CD Player). It was removed from Windows ME and beyond in favor of "CD/DVD playback functionality" in Windows Media Player.
Disc changers capable of holding up to 400 discs at once were available. Also, the user can manually choose the disc to be played, making it similar to a jukebox. They were often built into car audio and home stereo systems, although 7 disc CD changers were once made by NEC and Nakamichi [36] for PCs. Some could also play DVD and Blu-ray discs.
DVD regions. DVD region codes are a digital rights management technique introduced in 1997. [1] It is designed to allow rights holders to control the international distribution of a DVD release, including its content, release date, and price, all according to the appropriate region.
A compressed audio optical disc, MP3 CD, or MP3 CD-ROM or MP3 DVD is an optical disc (usually a CD-R, CD-RW, DVD-R or DVD-RW) that contains digital audio in the MP3 file format. Discs are written in the "Yellow Book" standard data format (used for CD-ROMs and DVD-ROMs), as opposed to the Red Book standard audio format (used for CD-DA audio CDs).
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In addition the disc contains a second (data) session and a software player configured for auto-play with a lower-quality, compressed version of the audio for it to play. The second session on the disc causes some CD/DVD players to hang, typically some car players (allegedly using CD-ROM drive mechanisms) and some MP3 capable players that can ...