[Digikam-users] how to switch the color to black and white <- on the fly

Martin Kaspar martin.kaspar at campus-24.com
Sun Sep 14 11:00:00 BST 2014


hello dear digikam-experts



how to view photos and to rapidly change the major categories

i have several hundred images (photographs) taht i want to view on opensuse
linux version 13.1

i want to view the images - and of while doing so i want to turn the
colored images into b/w

Question; which is the best - ie. the quickest way to do so.

note; i have installed the following thigns on my opensuse 13.1:

- gimp the great grahical tool
- digicam - the great tool to view images and pictures
- Gwenview Version 4.11.4 on  KDE 4.11.5


so again here the question: which tool allowes to view the color(ed) image
and to turn it - on the fly - in to black and white?

BTW: can i tell linux to swith the colors - in general - to black and
white? is this doable...

love to hear from you

martin

On Sat, Sep 13, 2014 at 2:00 PM, <digikam-users-request at kde.org> wrote:

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> Today's Topics:
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>    1. Re: Fw: Help please? (Francis Corvin)
>    2. Re: Fw: Help please? (MP)
>    3. Re: Fw: Help please? (Gilles Caulier)
>    4. Viewing and Setting the GPSDestination GPS?attributes
>       (Andreas Neumann)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 12 Sep 2014 13:45:09 +0100
> From: Francis Corvin <francis_ at gmx.net>
> To: Alicia Giambarresi <agiambarresi at yahoo.co.uk>,  digiKam - Home
>         Manage your photographs as a professional with the power of open
>         source <digikam-users at kde.org>
> Subject: Re: [Digikam-users] Fw: Help please?
> Message-ID: <5412EAD5.4050007 at gmx.net>
> Content-Type: text/plain; charset="iso-8859-1"
>
> As far as I know this is a broader problem than Digikam. It's a
> "feature" of using KDE apps in a non-KDE environment. There was a thread
> about this recently and IIRC there is no fix. I also have Linux Mint and
> have other applications that exhibit the same problem. I'm hoping I am
> wrong, BTW!
>
> Francis
>
> On 2014-09-10 13:13, Alicia Giambarresi wrote:
> > BTW I use Linux Mint OS
> >
> > ----- Forwarded Message -----
> > *From:* Alicia Giambarresi <agiambarresi at yahoo.co.uk>
> > *To:* "digikam-users at kde.org" <digikam-users at kde.org>
> > *Sent:* Wednesday, 10 September 2014, 13:12
> > *Subject:* Help please?
> >
> > I want to use showfoto but am having problems: when I hover over
> > icons, tools, options etc., the text is pale grey on yellow and I
> > can't read it at all. Does anyone know how to change the text colour
> > setting, please?
> >
> > I'm also having problems reducing the size of photo images: they are
> > all approx 3.5MB which makes it impossible to email or post on
> > Facebook. Maybe if I could read the showfoto text, I might find the
> > answer to this one?
> >
> > Thanks very much
> > Lucia
> >
> >
> >
> >
> > _______________________________________________
> > Digikam-users mailing list
> > Digikam-users at kde.org
> > https://mail.kde.org/mailman/listinfo/digikam-users
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>
> ------------------------------
>
> Message: 2
> Date: Fri, 12 Sep 2014 19:35:30 +0200
> From: MP <m5ernel at gmail.com>
> To: digiKam - Home Manage your photographs as a professional with the
>         power of open source <digikam-users at kde.org>
> Subject: Re: [Digikam-users] Fw: Help please?
> Message-ID:
>         <CAMkN=-
> hPoKmN9_h1zJ1-5T7cjdLF0fgQT_HaK4T82xDMxFO5hg at mail.gmail.com>
> Content-Type: text/plain; charset="utf-8"
>
> Well, I use Linux Mint as my OS as well and I have Widget style set to
> "GTK+". This setting is OK, I  can read anything mentioned above.
> BR,
> Milos
>
> 2014-09-12 14:45 GMT+02:00 Francis Corvin <francis_ at gmx.net>:
>
> >  As far as I know this is a broader problem than Digikam. It's a
> "feature"
> > of using KDE apps in a non-KDE environment. There was a thread about this
> > recently and IIRC there is no fix. I also have Linux Mint and have other
> > applications that exhibit the same problem. I'm hoping I am wrong, BTW!
> >
> > Francis
> >
> >
> > On 2014-09-10 13:13, Alicia Giambarresi wrote:
> >
> >  BTW I use Linux Mint OS
> >
> >   ----- Forwarded Message -----
> >  *From:* Alicia Giambarresi <agiambarresi at yahoo.co.uk>
> > <agiambarresi at yahoo.co.uk>
> > *To:* "digikam-users at kde.org" <digikam-users at kde.org>
> > <digikam-users at kde.org> <digikam-users at kde.org>
> > *Sent:* Wednesday, 10 September 2014, 13:12
> > *Subject:* Help please?
> >
> >   I want to use showfoto but am having problems: when I hover over icons,
> > tools, options etc., the text is pale grey on yellow and I can't read it
> at
> > all. Does anyone know how to change the text colour setting, please?
> >
> >  I'm also having problems reducing the size of photo images: they are all
> > approx 3.5MB which makes it impossible to email or post on Facebook.
> Maybe
> > if I could read the showfoto text, I might find the answer to this one?
> >
> >  Thanks very much
> > Lucia
> >
> >
> >
> >
> > _______________________________________________
> > Digikam-users mailing listDigikam-users at kde.orghttps://
> mail.kde.org/mailman/listinfo/digikam-users
> >
> >
> >
> > _______________________________________________
> > Digikam-users mailing list
> > Digikam-users at kde.org
> > https://mail.kde.org/mailman/listinfo/digikam-users
> >
> >
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>
> ------------------------------
>
> Message: 3
> Date: Fri, 12 Sep 2014 20:16:24 +0200
> From: Gilles Caulier <caulier.gilles at gmail.com>
> To: digiKam - Home Manage your photographs as a professional with the
>         power of open source <digikam-users at kde.org>
> Subject: Re: [Digikam-users] Fw: Help please?
> Message-ID:
>         <
> CAHFG6sFz7R8RcyMVYf0X8UhpRcMukoiVYZ9MK7dGGvchN9wozw at mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
>
> There are 2 settings which have effects on application colors :
>
> - Widget style.
> - Color scheme.
>
> For both, you can add new one using distro installer, but the most
> important is Color Scheme. From KDE, there are come from kdeartworks
> package.
>
> Best widget style is Oxygen (KDE default). A lots of other styles are
> bugous and not maintained...
>
> Gilles Caulier
>
> 2014-09-12 19:35 GMT+02:00 MP <m5ernel at gmail.com>:
> > Well, I use Linux Mint as my OS as well and I have Widget style set to
> > "GTK+". This setting is OK, I  can read anything mentioned above.
> > BR,
> > Milos
> >
> > 2014-09-12 14:45 GMT+02:00 Francis Corvin <francis_ at gmx.net>:
> >>
> >> As far as I know this is a broader problem than Digikam. It's a
> "feature"
> >> of using KDE apps in a non-KDE environment. There was a thread about
> this
> >> recently and IIRC there is no fix. I also have Linux Mint and have other
> >> applications that exhibit the same problem. I'm hoping I am wrong, BTW!
> >>
> >> Francis
> >>
> >>
> >> On 2014-09-10 13:13, Alicia Giambarresi wrote:
> >>
> >> BTW I use Linux Mint OS
> >>
> >> ----- Forwarded Message -----
> >> From: Alicia Giambarresi <agiambarresi at yahoo.co.uk>
> >> To: "digikam-users at kde.org" <digikam-users at kde.org>
> >> Sent: Wednesday, 10 September 2014, 13:12
> >> Subject: Help please?
> >>
> >> I want to use showfoto but am having problems: when I hover over icons,
> >> tools, options etc., the text is pale grey on yellow and I can't read
> it at
> >> all. Does anyone know how to change the text colour setting, please?
> >>
> >> I'm also having problems reducing the size of photo images: they are all
> >> approx 3.5MB which makes it impossible to email or post on Facebook.
> Maybe
> >> if I could read the showfoto text, I might find the answer to this one?
> >>
> >> Thanks very much
> >> Lucia
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> Digikam-users mailing list
> >> Digikam-users at kde.org
> >> https://mail.kde.org/mailman/listinfo/digikam-users
> >>
> >>
> >>
> >> _______________________________________________
> >> Digikam-users mailing list
> >> Digikam-users at kde.org
> >> https://mail.kde.org/mailman/listinfo/digikam-users
> >>
> >
> >
> > _______________________________________________
> > Digikam-users mailing list
> > Digikam-users at kde.org
> > https://mail.kde.org/mailman/listinfo/digikam-users
> >
>
>
> ------------------------------
>
> Message: 4
> Date: Sat, 13 Sep 2014 10:19:08 +0000
> From: Andreas Neumann <a.neumann at carto.net>
> To: digiKam <digikam-users at kde.org>
> Subject: [Digikam-users] Viewing and Setting the GPSDestination
>         GPS?attributes
> Message-ID: <54141A1C.6050107 at carto.net>
> Content-Type: text/plain; charset=UTF-8
>
> Hi,
>
> I am a digikam user and really like the functionality that Digikam
> provides. Thank you for all the work you as developers invest in the
> software!
>
> One feature I am missing and would like to see implemented in Digikam is
> the ability to set the GPSDestination EXIF metadata.
>
> I am organizing the photos geographically. The position the photo is
> taken is recorded automatically from my Solmeta GPS tagger. However,
> more important than the position the photo is taken is the position we
> are looking at when taking the picture, esp. in the case of tele-lense
> pictures of mountains.
>
> The goal is being able to organize, find and view the viewing angle of
> my photos, like in this screenshot of an application I did several years
> ago: http://www.carto.net/neumann/temp/geophoto_view_angle.png - see
> also http://www.geofoto.ch/geophotomap/ (currently does not work in all
> browsers, need to fix a few things). Should work in Firefox.
>
> Now my question:
>
> These destination EXIF metadata needs to be set by hand. Digikam already
> has the map view of where the photo was taken. Would it be possible to
> enhance Digikam to allow the edition of the GPSDestination metadata.
> This concerns the following EXIF tags:
>
> GPSDestLatitude
> GPSDestLongitude
> GPSDestLatitudeRef
> GPSDestLongitudeRef
> GPSDestBearingRef
> GPSDestDistanceRef
> GPSDestDistance
>
> Some GPS tagger device also record bearing data (electronic compass).
>
> Based on the size of the photo sensor and the fov one can then draw a
> viewing angle like in
> http://www.carto.net/neumann/temp/geophoto_view_angle.png
>
> I am not a developer but I would be willing to pay a digikam developer
> to work on the following:
>
> 1. ability to edit all of the GPSDestxx EXIF data listed above - both
> interactively in the map, but also based on numeric values (line input
> widgets)
>
> 2. ability to draw the viewing angle on a map like shown in
> http://www.carto.net/neumann/temp/geophoto_view_angle.png
>
> Is there a digikam developer out there who would like to work on these
> features if I would fund the work?
>
> Thanks a lot for your replies.
>
> Andreas Neumann
> Gr?t (Gossau ZH), Switzerland
>
>
>
>
>
>
> ------------------------------
>
> _______________________________________________
> Digikam-users mailing list
> Digikam-users at kde.org
> https://mail.kde.org/mailman/listinfo/digikam-users
>
>
> End of Digikam-users Digest, Vol 112, Issue 14
> **********************************************
>



-- 

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