Matrox Convert DVI, Installation And User Manual

Page: 56 / 70

48
Chapter 4, Configuring Matrox Convert DVI
for use with Convert DVI” on page 20 ), or input region of interest size (see
“Specifying your region of interest settings” on page 33 ). The Destination
region of interest limitation box above the preview window shows the
width and height limitations.
$
Anamorphic Scales your original output content so that it fills the
entire video output.
$
Scale to fit horizontally Scales your original output content so that it
fills the video output horizontally, while maintaining the aspect ratio.
$
Scale to fit vertically Scales your original output content so that it fills
the video output vertically, while maintaining the aspect ratio.
$
1:1 (no scaling) Displays your original output content at its exact
resolution without any scaling. You can also press
CTRL+4
to set the
scaling to 1:1 (see “Managing keyboard shortcuts” on page 45 ).
$
Custom (Convert DVI Plus only) Select this option for custom scaling
using the Width and Height , or % options. Press
ENTER
on your
keyboard after typing the values. You can also scale manually by moving
the mouse pointer to an edge of the destination region of interest until the
pointer becomes a resize arrow, and then drag to resize.
¦ Note Select Preserve aspect ratio to maintain the destination region of
interest aspect ratio when scaling manually, or when using the Width and
Height options.
¥ Tip
Double-click the destination region of interest to scale it
anamorphically. If anamorphic scaling produces an unsupported condition,
the scaling is set to 1:1 (no scaling).
5
For Convert DVI only, select Underscan mode to reduce the video output
by 10% to view the full video frame, which includes the edges of your video
that may be visible only on production monitors. Clearing this option
displays only the safe area of a video frame that is visible on all standard
televisions and monitors.
¦ Note
Convert DVI Plus users can use the available % option to reduce the
video output by 10%.
6
When outputting NTSC, NTSC-J, or PAL video (see “Specifying your
output settings” on page 27 ), select Allow square pixel compensation to
maintain your output content’s aspect ratio on the video output, and then
choose the aspect ratio (
4:3 or 16:9) of the monitor connected to Convert
DVI’s video output. If you’re recording Convert DVI’s video output to tape,
select the aspect ratio that you want for your recording.
If aspect ratio preservation is not important, disable this option to output the
crispest possible image. Disable this option if a DVI-D device that is
connected to Convert DVI’s DVI input in stand-alone mode (see