Pike Technical Manual
V5.2.0
351
Configuration of the camera
Secure image signature (SIS)
Secure image signature (SIS) is the synonym for data, which is inserted into an
image to improve or check image integrity.
All Pike models can insert
•
Time stamp
(1394 bus cycle time at the beginning of integration)
•
Frame counter
(frames read out of the sensor)
•
Trigger counter
(external trigger seen only)
•
Various camera settings
into a selectable line position within the image.
Frame counter
and
trigger
counter
are available as advanced registers to be read out directly.
Advanced register: SIS
The
SIS
feature is controlled by the following advanced feature register:
Enabling this feature, SIS data will be inserted into any captured image. The size
of SIS data depends on the selected SIS format.
The
LineNo
field indicates at which line the SIS data will be inserted.
Enter a
•
positive value
from 0..HeightOfImage to specify a position relative to the
top of the image. LinePos=0 specifies the very first image line.
•
negative value
from -1..-HeightOfImage to specify a position relative to
the bottom of the image. LinePos=-1 specifies the very last image line.
Note
This register is
different
to the Marlin
time stamp
(600) regis-
ter!
Register
Name
Field
Bit
Description
0xF1000630 SIS
Presence_Inq
[0]
Indicates presence of this feature
(read only)
---
[1..5]
Reserved
ON_OFF
[6]
SIS mode on/off
---
[7..15]
Reserved
LineNo
[16..31] SIS data position inside an image
0xF1000634
UserValue
[0..31]
User provided value for sequence
mode to be placed into the SIS area
of an image
Table 186: Advanced register:
secure image signature (SIS)
