mirvanity gets confused by background lighting, producing erratic measurements

Bug #1660020 reported by Daniel van Vugt
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Mir
New
Medium
Unassigned
mir (Ubuntu)
New
Medium
Unassigned

Bug Description

mirvanity gets confused by background lighting, producing erratic measurements.

At least that's what it looks like. In cases where I have not positioned the camera perfectly to only see the screen, there is some aperture lag visible which makes the background (wall) brightness increase and decrease. The slower change in luminance immediately above the top of the screen appears to be confusing the vision algorithm, and so mirvanity produces erratic measurements that never stabilize.

Workaround: Position the camera such that it cannot see anything other than the screen contents.

Tags: performance
description: updated
Revision history for this message
Michał Sawicz (saviq) wrote :

Syncing task from Mir.

Changed in mir (Ubuntu):
importance: Undecided → Medium
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