411 REFERENCE · Wikibooks
SwisTrack/Components/OutputImageStatisticsColor
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Description
This component calculates and outputs the following statistical values for each channel of a color image:
Number of non-zero pixels
Sum of all pixels
Mean and standard deviation of all pixels
Minimum and maximum value among all pixels
Combined with (adaptive) background subtraction, such values are useful to detect sudden changes or out-of-the-ordinary frames in a video stream.
Input
Image:SwisTrack_ColorImage.jpg
A color image.
Output
The statistical values are written to the NMEA stream.
Parameters
Each of the values mentioned above can be enabled or disabled. For performance reasons, it is advisable to enable only those values which are needed.
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