Sony CMT-DX400 Operating Instructions Manual page 33

Film based software, Video based
software
DVD can be classified as Film based or Video
based software. Film based DVD contain the
same images (24 frames per second) that are
shown at movie theaters. Video based DVD,
such as television dramas or sit-coms, displays
images at 30 frames (or 60 fields) per second.
Index (CD) / Video Index (VIDEO CD)
A number that divides a track into sections to
easily locate the point you want on a VIDEO CD
or a CD. Depending on the disc, no indexes may
be recorded.
Interlace format
(Interlaced scanning)
Interlace format shows every other line of an
image as a single "field" and is the standard
method for displaying images on television. The
even number field shows the even numbered
lines of an image, and the odd numbered field
shows the odd numbered lines of an image.
Menu Playback
Playback using the menu screens recorded on
VIDEO CD with PBC functions. You can enjoy
simple interactive software using the menu
playback function.
Multi-angle function
Various angles, or viewpoints of the video
camera, for a scene are recorded on some DVD.
Multilingual function
Several languages for the sound or subtitles in a
picture are recorded on some DVD.
Multi Session
This is a recording method that enables adding
of data using the Track-At-Once method.
Conventional CD begin at a CD control area
called the Lead-in and end at an area called
Lead-out. A Multi Session CD is a CD having
multiple sessions, with each segment from
Lead-in to Lead-out regarded as a single session.
CD-Extra: This format records audio (audio CD
data) on the tracks in session 1 and data on the
tracks in session 2.
Parental Control
A function of the DVD to limit playback of the
disc by the age of the users according to the
limitation level in each country/region. The
limitation varies from disc to disc; when it is
activated, playback is completely prohibited,
violent scenes are skipped or replaced with other
scenes and so on.
Playback Control (PBC)
Signals encoded on VIDEO CD (Version 2.0) to
control playback. By using menu screens
recorded on VIDEO CD with PBC functions,
you can enjoy playing simple interactive
programs, programs with search functions, and
so on.
This system conforms to Ver. 1.1 and Ver. 2.0 of
VIDEO CD standards. You can enjoy two kinds
of playback depending on the disc type.
VIDEO CD without PBC functions
(Ver. 1.1 discs)
Enjoy video playback (moving pictures) as well
as music.
VIDEO CD with PBC functions
(Ver. 2.0 discs)
Play interactive software using menu screens
displayed on the TV screen (PBC Playback), in
addition to the video playback functions of Ver.
1.1 discs. Moreover, you can play high-
resolution still pictures, if they are included on
the disc.
Progressive format
(sequential scanning)
In contrast to the Interlace format, the
progressive format can reproduce 50 to 60
frames per second by reproducing all scanning
lines (525 lines for the NTSC system, 625 lines
for the PAL system). The overall picture quality
increases and still images, text, and horizontal
lines appear sharper. This format is compatible
with the 525 or 625 progressive format.
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