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EZ Match User Manual
Color Filter (EZ Match Color Only)
Color Filter (EZ Match Color Only)
Disabled
When Color Processing is disabled, no filter is applied to the captured image. If you are
attempting to decode symbols without a filter, a White Balance may be required to balance
the red, green, and blue cells of the image sensor.
General Purpose
When enabled, the General Purpose filter is applied to the captured RGB image to produce
a gray scale image. The gray scale image can be used in most applications, but the filtering
process increases processing time.
The General Purpose filter should be used when reading 2D symbols, linear symbols that
are not positioned horizontally in the field of view, or a combination of both.
Horizontal Linear (1D) Symbols
When enabled, the filter for Horizontal Linear (1D) Symbols is applied to the captured
RGB image to produce a gray scale image that is designed specifically to provide the best
suitable image for a linear symbol that is horizontally positioned in the field of view.
The Horizontal Linear (1D) Symbols filter should be used when reading linear symbols
that are positioned horizontally in the field of view.
Definition: The EZ Match image sensor captures images in color and then processes
them for optimal decode performance. Color image processing requires
image captures to be filtered, or the R, G, and B cells to be equalized.
This is achieved by applying one of the available filters, or by performing
a white balance with the current camera configuration before attempting
to decode a symbol. This option specifies the filter method that is applied
to the RGB color image to produce a monochrome image.
Usage: <K543,color filter>
Default: General Purpose
Options: 0 = Disabled
1 = General Purpose
2 = Horizontal Linear (1D) Symbols
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