Returning A Single Line Of Video; Returning Averaged Lines Of Video - Dalsa Piranha HN HN-80-08k40-R User Manual

Piranha HN RoHS User Manual

Returning a Single Line of Video

Purpose: Returns a complete line of video (without pixel coefficients or test pattern) displaying one
pixel value after another. It also displays the minimum, maximum, and mean value of the
line sampled within the region of interest (the region of interest command is explained in
Setting a Region of
Use the gl command, or the following gla command, to ensure the proper video input
range into the processing chain before executing any pixel calibration commands.
Syntax: gl x1 x2
Syntax Elements:
x1
x2
Notes:
Related Commands
roi
Example:
gl 10 20

Returning Averaged Lines of Video

Setting the Number of Lines to Sample
Purpose:
Syntax:
Syntax Elements:
Notes:
Related Commands:
Example:
Returning the Average of Multiple Lines of Video
Purpose: Returns the average for multiple lines of video data (without pixel coefficients or test
pattern). The number of lines to sample is set and adjusted by the css command. The
camera displays the Min., Max., and Mean statistics for the pixels in the region of interest
(the region of interest command is explained in
Syntax:
gla x1 x2
Syntax Elements:
x1
x2
Teledyne DALSA
Interest).
Column start number. Must be less than the column end number in a range from 1 to
(column resolution – 1).
Column end number. Must be greater than the column start number in a range from 2
to sensor resolution.
≤
If x2 x1 then x2 is forced to be x1.
•
Analog gain, analog offset, digital offset, background subtract, and digital system
•
gain are applied to the data. FPN and PRNU coefficients are not included in the data.
• Values returned are in 12 bit DN.
Available in TDI Mode only.
•
Sets the number of lines to sample when using the gla command or for pixel coefficient
calculations.
css i
i
Number of lines to sample. Allowable values are 1 / 1024 (factory setting)
/ 2048 / 4096.
To return the current setting, use the gcp command.
•
gla
css 1024
Column start number. Must be less than the column end number in a range from 1
to (column resolution – 1).
Column end number. Must be greater than the column start number in a range from
2 to column resolution.
Setting a Region of Interest).
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