Toyota PRIUS 2012 Navigation System Owner's Manual page 253

1. AUDIO/VIDEO SYSTEM OPERATION
ISO 9660 FORMAT
This is the international standard for the
formatting of CD-ROM folders and files.
For the ISO 9660 format, there are 2 lev-
els of regulations.
Level 1: The file name is in 8.3 format (8
character file names, with a 3 character
file extension. File names must be com-
posed of one-byte capital letters and num-
bers. The "_" symbol may also be
included.)
Level 2: The file name can have up to 31
characters (including the separation mark
"." and file extension). Each folder must
contain fewer than 8 hierarchies.
m3u
Playlists created using "WINAMP" soft-
ware have a playlist file extension (.m3u).
MP3
MP3 is an audio compression standard
determined by a working group (MPEG) of
the ISO (International Standard Organiza-
tion). MP3 compresses audio data to
about 1/10 the size of that on conventional
discs.
WMA
WMA (Windows Media Audio) is an audio
compression format
®
Microsoft . It compresses files into a size
smaller than that of MP3 files. The decod-
ing formats for WMA files are Ver. 7, 8 and
9.
264
Music
related
Gracenote
standard
technology and related content delivery.
For
www.gracenote.com.
CD
Gracenote, Inc., copyright © 2000 to
present
Software, copyright © 2000 to present
Gracenote. One or more patents owned
by Gracenote apply to this product and
service. See the Gracenote website for
a non-exhaustive list of applicable
Gracenote patents. Gracenote, CDDB,
MusicID, MediaVOCS, the Gracenote
logo and logotype, and the "Powered by
Gracenote" logo are either registered
trademarks or trademarks of Gracenote
in the United States and/or other
countries.
developed by
recognition technology
data are provided
®
. Gracenote is the industry
in music recognition
more information
and music-related data
Gracenote. Gracenote
PRIUS (US) NAVI 47719U
12.02.24
and
by
visit
from
09:22