Matrox Convert DVI Installation And User Manual page 36

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¦ Note To optimize the quality of your video output if you selected a PAL,
1280×720p @ 50 fps, or 1920×1080i @ 25 fps video output format, you must
change the Convert DVI display mode settings to support 50 Hz video (see
"Specifying your Convert DVI display modes"
From the Active Analog Output menu, select the type of analog video
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output that you want. You can select either Component or Composite and
S-Video
available.
¦ Note The SDI output is always active, and follows the SMPTE 259M
(SD-SDI video) and SMPTE 292M (HD-SDI video) specifications.
The Anti-flicker filter option is enabled by default to prevent flickering
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when previewing interlaced video. You may want to clear this option when
working with graphics files, or when displaying full-screen video. This
option is disabled when outputting a 720p video format (see step 3).
6 When outputting SD video (NTSC, NTSC-J, or PAL), select Allow square
pixel compensation
video output, and then choose the aspect ratio ( 4:3 or 16:9) of the monitor
connected to Convert DVI's video output. If performing a print-to-tape,
select the aspect ratio that you want for your print-to-tape file.
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
"Stand-alone mode"
source.
¦ Note This option is available only when outputting an SD format, and when
the Scale to fit horizontally or Scale to fit vertically scaling option is
selected (see
For Matrox Convert DVI Plus only, the Graphic Overlay feature lets you
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add a custom graphic, such as a company logo, anywhere on the Convert
DVI desktop. Convert DVI supports .png files, and 32-bit compressed (RLE)
and 32-bit uncompressed .tga files only.
Select Graphic overlay to enable the feature, and then click Configure to
select a file and position it on the Convert DVI desktop. When configuring
the graphic overlay, select Center at any time to position the graphic at the
center of your Convert DVI desktop, or Lock to lock the graphic in its
current position. If you need to access a section of the screen that is directly
behind the graphic overlay, select Allow clicking through graphic . You
Chapter 4, Configuring Matrox Convert DVI
. If you selected an HD output format, only Component will be
to maintain your output content's aspect ratio on the
on page 42) applies square pixel compensation at the
"Scaling and positioning your output"
on page 37).
on page 46).