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VIDAR
User Manual
Adaptive Recognition
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Special fields
The following keywords are defined:
normal_img - the image representing the event, Base64 encoded
lp_img - the cropped license plate image, Base64 encoded
aux_img - the overview image, Base64 encoded
strip_img - the image strip, Base64 encoded
location - the location string as defined in default/cfs/db/location
cameraid - the camera HW id, may be overridden with default/cfs/db/cameraid
Special characters: The character '$' must always be escaped with
‘
\
’
. Within an expression
the characters '$', '(', ')', ',' and ';' have to be escaped with a
‘
\
’
character.
For example the following expression:
();$TEST(a
\
$a
\
,,$(LP));
will evaluate as
();a$a,DATA
provided that the function TEST concatenates its arguments and the field LP contains the
text 'DATA'.
Summary of Contents for Vidar
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