Appendix
Additional Information
ISO9660 format
This is the international standard for the for- mat logic of
Level 1:
The file name is in 8.3 format (the name con- sists of up to 8 characters,
Level 2:
The file name can have up to 31 characters (in- cluding the separation mark “.” and a file ex- tension). Each folder contains less than 8 hierarchies.
Extended formats
Joliet:
File names can have up to 64 characters. Romeo:
File names can have up to 128 characters.
JPEG
This stands for Joint Photographic Experts Group, and is an international still image com- pression standard.
Linear PCM (LPCM)/Pulse code modulation
This stands for linear pulse code modulation, which is the signal recording system used for music CDs and DVDs. Generally, DVDs are re- corded with higher sampling frequency and bit rate than CDs. Therefore, DVDs can provide higher sound quality.
m3u
Playlists created using the “WINAMP” soft- ware have a playlist file extension (.m3u).
MP3
MP3 is short for MPEG Audio Layer 3. It is an audio compression standard set by a working group (MPEG) of the ISO (International Stan- dards Organization). MP3 is able to compress audio data to about 1/10th the level of a con- ventional disc.
MPEG
This stands for Moving Pictures Experts Group, and is an international video image compression standard. Some DVDs feature di- gital audio compressed and recorded using this system.
MS ADPCM
This stands for Microsoft adaptive differential pulse code modulation, which is the signal re- cording system used for the multimedia soft- ware of Microsoft Corporation.
With regular TV programs, although multiple cameras are used to simultaneously shoot scenes, only images from one camera at a time are transmitted to your TV. Some DVDs feature scenes shot from multiple angles, let- ting you choose your viewing angle as desired.
Subtitles in up to 32 languages can be re- corded on a single DVD, letting you choose as desired.
Number of quantization bits
The number of quantization bits is one factor in the overall sound quality; the higher the
Additional Information
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