Working With Audio CDs and Data CDs and DVDs
You can use the cdrw command to write file systems for CDs and
DVDs in ISO 9660 format with Rock Ridge or Joliet extensions on CD-R,CD-RW,
DVD-RW, or DVD+RW media devices.
You can use the cdrw command to perform the following tasks:
The cdrw command is available starting in the following releases:
For information on recommended CD-R or CD-RW devices, go to:
https://www.sun.com/io_technologies/ihvindex.html
CD/DVD Media Commonly Used Terms
This section defines commonly used terms related to CD/DVD media.
Term |
Description |
CD-R |
CD read media
that can be written once and after that, can only be read from. |
CD-RW |
CD
rewritable media that can be written to and erased. CD-RW media can only
be read by CD-RW devices. |
DVD-R |
Digital video disk (recordable) that can be written
once and after that, can only be read from. These devices have much
larger capacity than CD-R media. |
DVD+R |
Digital video disk (recordable) that can be written
once and after that, can only be read from. DVD+R devices have more
complete error management system than DVD-R, which allows for more accurate burning to
media, independent of the quality of the media. |
DVD-RW |
Digital video disk (rewritable) with storage
capacity equal to a DVD-R. This media can be re-recorded by first erasing
the entire disk. |
DVD+RW |
Digital video disk (random-access rewritable) with storage capacity equal to a
DVD+R. This medium allows overwriting of individual blocks without erasing the entire
disk. |
DVD-RAM |
Digital video disk (random access memory, rewritable) with circular rather than spiral tracks
and hard sectoring. |
ISO 9660 |
ISO, an acronym for Industry Standards Organization, is an
organization that sets standards for computer storage formats. An ISO 9660 file system is
a standard CD or DVD file system that enables you to read the
same CD or DVD on any major computer platform. The standard, issued in
1988, was written by an industry group named High Sierra, named after the
High Sierra Hotel in Nevada. Almost all computers with CD or DVD drives
can read files from an ISO 9660 file system. |
Joliet extensions Rock Ridge extensions |
Adds
Windows file system information. Adds UNIX file system information. (Rock Ridge is named
after the town in the movie Blazing Saddles.)
Note - These extensions are not exclusive. You
can specify both mkisofs -R and -j options for compatibility with both systems.
(See mkisofs(1M) for details.)
|
MMC-compliant recorder |
Acronym for Multi Media Command, which means these
recorders comply with a common command set. Programs that can write to one
MMC-compliant recorder should be able to write to all other recorders. |
Red Book CDDA |
Acronym
for Compact Disc Digital Audio, which is an industry standard method for storing
digital audio on compact discs. Also known by the term “Red Book” format.
The official industry specification calls for one or more audio files sampled in
16-bit stereo sound at a sampling rate of 44.1 kilohertz (kHz). |
Commonly used terms when writing to CD media are:
Term |
Description |
blanking |
The process of erasing
data from the CD-RW media. |
mkisofs |
The command to create ISO file system on
a CD. |
session |
A complete track with lead-in and lead-out information. |
track |
A complete data or
audio unit. |