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Fig.10 Start the “Preview”
(3) Set image display parameters
This parameter setting can adjust the brightness, contrast, saturation and sharpness of the image.
Select “Options” and “Video Capture Filter”, as shown in Fig.11.
Fig.11 Video capture filter
You can adjust the brightness, contrast, saturation and sharpness of the image in the “ProcAmp” column
of the video.
Adjustment method: select the button corresponding to the parameter to be adjusted by the mouse, and
drag to the left or right. The corresponding parameter value is displayed in the right column. After
selecting the parameter value, click “Apply”.
To abandon the current parameter adjustment, click “Cancel” directly.
This parameter adjustment can only be applied to the current use. When the USB video device is
unplugged, it will become invalid and restore the default value.
(4) Set image resolution
There are two resolutions to choose from: 320 * 240 (default), 640 * 480
Select "Options" "Video Capture Pin", as shown in Fig.12.
