Not all display types are selectable

Bug #1575719 reported by Alberto Salvia Novella
22
This bug affects 4 people
Affects Status Importance Assigned to Milestone
GNOME Color Manager
Confirmed
Medium
One Hundred Papercuts
Triaged
Low
Unassigned
gnome-color-manager (Ubuntu)
Triaged
Low
Unassigned
Nominated for Xenial by Alberto Salvia Novella

Bug Description

HOW TO REPRODUCE:
1. Connect a colour calibrator.
2. In "System Settings -> Device Colour Profiles" select a screen and click on the "Calibrate" button.
3. Follow the wizard till you arrive to a screen called "Choose your display type"
4. Select one of these types:
- LCD (White LED backlight)
- LCD (RGB LED backlight)
- LCD (Wide Gamut RGB LED backlight)
- LCD (Wide Gamut CCFL backlight)
- Projector
5. Follow the wizard.

RESULT:
An error screen is show: "dispcal: Error - new disprd() failed with 'Unkown calibration display type selection'".

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: gnome-color-manager 3.18.0-1ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic x86_64
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
CurrentDesktop: Unity
Date: Wed Apr 27 16:52:35 2016
InstallationDate: Installed on 2016-04-26 (0 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
SourcePackage: gnome-color-manager
UpgradeStatus: No upgrade log present (probably fresh install)

Revision history for this message
Alberto Salvia Novella (es20490446e) wrote :
Changed in argyll (Ubuntu):
importance: Undecided → High
Changed in gnome-color-manager (Ubuntu):
importance: Undecided → Low
Changed in argyll (Ubuntu):
assignee: nobody → Alberto Salvia Novella (es20490446e)
no longer affects: gnome-color-manager
Changed in argyll (Ubuntu):
status: New → In Progress
Changed in gnome-color-manager:
importance: Undecided → Unknown
status: New → Unknown
Changed in gnome-color-manager (Ubuntu):
status: New → Triaged
Changed in gnome-color-manager:
importance: Unknown → Low
status: Unknown → Confirmed
no longer affects: argyll
Changed in argyll (Ubuntu):
status: In Progress → Triaged
Changed in argyll (Ubuntu):
status: Triaged → In Progress
Changed in gnome-color-manager (Ubuntu):
status: Triaged → In Progress
assignee: nobody → Alberto Salvia Novella (es20490446e)
Changed in argyll:
status: New → In Progress
Changed in hundredpapercuts:
status: New → In Progress
assignee: nobody → Alberto Salvia Novella (es20490446e)
importance: Undecided → Low
Changed in argyll:
status: In Progress → Invalid
Changed in argyll (Ubuntu):
status: In Progress → Invalid
assignee: Alberto Salvia Novella (es20490446e) → nobody
Revision history for this message
Alberto Salvia Novella (es20490446e) wrote :

This is what happens. GNOME Color Manager creates selectable options for all types of display kinds:

(http://bazaar.launchpad.net/~ubuntu-branches/ubuntu/wily/gnome-color-manager/wily/view/head:/src/gcm-calibrate-main.c) line 1432.

But Argyll will only accept display types supported by the colorimeter:

(http://bazaar.launchpad.net/~ubuntu-branches/ubuntu/wily/argyll/wily/view/head:/spectro/instappsup.c) line 525.

So the fix is that the GNOME Color Manager to list supported types before creating the selectable options, and latter show the supported ones exclusively.

Changed in hundredpapercuts:
status: In Progress → Triaged
Changed in gnome-color-manager (Ubuntu):
status: In Progress → Triaged
no longer affects: argyll (Ubuntu)
no longer affects: argyll
Changed in hundredpapercuts:
assignee: Alberto Salvia Novella (es20490446e) → nobody
Changed in gnome-color-manager (Ubuntu):
assignee: Alberto Salvia Novella (es20490446e) → nobody
Changed in gnome-color-manager:
importance: Low → Medium
Revision history for this message
MilkThief (evazzoler) wrote :

Please, fix! Somebody uses it for job! It damages Ubuntu as working tool reputation!

Revision history for this message
Alberto Salvia Novella (es20490446e) wrote :

@ MilkThief

What I'm doing is using dispcalgui instead.

Revision history for this message
MilkThief (evazzoler) wrote : Re: [Bug 1575719] Re: Not all display types are selectable

Thank you for the suggestion, but it is not integrated with the OS...
It should be a temporary solution.

Il 30/05/2017 17:41, Alberto Salvia Novella ha scritto:
> @ MilkThief
>
> What I'm doing is using dispcalgui instead.
>

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