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Epiphan VGA2USB Pro User Manual

Page 73

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12. Windows video capture application

Recording, display, KVM and sharing options

User Guide

Page 73

Limit

frame

rate to

Select Limit frame rate to set a frame rate that is

lower than the frame rate at which your Frame

Grabber can capture images. You can reduce the

frame rate to reduce the number of images captured

by the Frame Grabber. You may want to reduce the

frame rate to reduce the load on the video capture

workstation, to reduce the size of recorded video

files, or the number of saved image files.
For example, a VGA2USB LR or PRO can capture up

to 60 frames a second (fps). This frame rate may

approach 100% CPU usage, even on a dual CPU

video capture workstation. To reduce load on the

video capture workstation you can reduce the frame

rate to 30 fps without losing very much useful data.
The valid frame rate range is from 0.01 to 60 fps. The

default frame rate is 30 fps.

Resize

window

on

resolution

change

Select this option so that the video capture

application resizes the application window when

the resolution of the VGA or DVI source changes.

This option does not affect recorded, printed, or

saved images.

Fit image

to

window

Scale the displayed captured image up or down to

fit in the video capture application window. This

option does not change the size of recorded, printed,

or saved images.

Invert

colors for

printing

This option is useful if you are printing images that

contain light colored images, white text on a black

background, or if for some other reason the printed

image will be more useful if the colors are inverted.

This option changes printed images only. It does not

change the display and does not affect recorded or

saved images.

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