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Aim the Mantas at 30 %: at 35 the sky was still too bright 

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Peter Bochmann 2026-10-21 12:59:50 +02:00
parent 7332c47d6d
commit df11808d78
Signed by: peter.bochmann
GPG Key ID: 94E8C523489B8AC1
2 changed files with 8 additions and 6 deletions
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7
docs/tower-installation.md
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@ -734,12 +734,13 @@ itself when a camera has `ExposureTimeAbs` and no `ExposureTime`: frame trigger
off (the legacy cameras booted with `TriggerMode = On`, `Line1`), `BayerRG8` on
the colour camera and `Mono8` on a mono one, 60 MB/s each, the frame rate at
the camera's maximum (rietschen's RGB camera came set to 0.955 fps), and
auto-exposure on the frame mean (`ExposureAutoAlg = Mean`) at 35 % +- 5 %, down
auto-exposure on the frame mean (`ExposureAutoAlg = Mean`) at 30 % +- 5 %, down
to 20 us by day. The keep rule waits for the frame mean to reach the camera's
own target and tolerance, read once the camera is open. With the RGB camera's
`FitRange`, which fits the histogram wherever its mean lands, no waypoint
settled. 35 rather than the Alvium's 50: at 50 the sky over the horizon burnt
out at noon, where smoke would rise; the old program ran these cameras at 23-25.
settled. 30 rather than the Alvium's 50: at 50 the sky over the horizon burnt
out at noon, where smoke would rise, and at 35 it was still too bright; the old
program ran these cameras at 23-25.
Give `--camera` the id: with several cameras the first one the SDK lists is
not the colour one, and the order changes from run to run. `install.sh

7
scripts/export_camera_profile.py
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@ -154,12 +154,13 @@ _GIGE_COMMON = [
# The keep rule waits for the frame mean to reach the camera's target, +- its
# tolerance, which it reads from the camera. The camera has to aim at the
# mean: the RGB camera came with FitRange (which fits the histogram, wherever
# the mean lands) and no waypoint settled (2026-10-21). 35 % rather than the
# the mean lands) and no waypoint settled (2026-10-21). 30 % rather than the
# Alvium's 50: at 50 the sky over the horizon burnt out at noon, where smoke
# would rise; the old program ran these cameras at 23-25.
# would rise, and at 35 it was still too bright; the old program ran these
# cameras at 23-25.
("ExposureAutoAlg", "Mean"),
("ExposureAutoAdjustTol", 5),
("ExposureAutoTarget", 35),
("ExposureAutoTarget", 30),
("ExposureAuto", "Continuous"),
("GainAuto", "Continuous"),
]