[Kde-imaging] RFC: next kipi & co. generation

[Gilles Caulier]

On Friday 22 September 2006 09:57, Gerhard Kulzer wrote:
> Am Freitag, 22. September 2006 08:04 schrieb Gilles Caulier:
> > On Thursday 21 September 2006 22:46, Angelo Naselli wrote:
> > > Hi guys,
> > > vacations are finished, at least mine :)
> > > and we should start talking about next releases.
> > > Gilles has done a lot of working and
> > > looks forward having a lot of bugs to fix ;)
> > > I won't be very present until next 28th October because
> > > Mandriva 2007 is near to be released and here in Italy
> > > we'll have the Linux Day event to prepare - not to say
> > > the time for my real job :).
> > > Anyway trying to do the point of the situation,
> > > what is the state of the art of the new libkipi?
> > > All the reworking has been done?
> >
> > Jain have added a new method to get virtual Tags folders like Physical
> > folder from host database. i think he have used this methods into Flickr
> > Plugin. In digiKam 0.9.0, the kipiinterface support this method and need
> > to be tested indeep.
> >
> > Jain, what's up ?
> >
> > To have used recently the Flickr plugin, i think that dialog layout need
> > to be improved. Jain I can send you a patch for that. What do you think
> > about ?
> >
> > > Which is the compatibility with all the host applications?
> > > I mean if they need to be rebuilt, we should think that libkipi
> > > should increase the version to 0.2.0 but maybe we should anyway.
> >
> > In libkipi, there is an important wish about to give a tree folders list
> > if the host support album == folder. I think we must fixed this point for
> > the next release.
> >
> > Aurelien, I'm sure you libkipi with album==folder. What do you think
> > about?
> >
> > In libkipi, i would to add 2 new virtual method to set/get GPS position
> > (altitude, longitude, and latitude) to set/get this informations from the
> > host database. In digiKam will not support yet this informations, but in
> > the future we will do it. These new methods will work exactly like
> > set/get orientation methods do.
> >
> > > Moreover to test new kipi-plugins we have to decide if to have
> > > a cycle like the old one - well not so long though ;) -
> > > e.g. betaX and rcX or reduce it. IMO we can have 0.1.9x
> > > - x from 1 to 3 should be enough but we can go to 9 and in the worst
> > > case adding 0.2.0 rcX :) -
> > >
> > > ASAP I'll try to have a look through bko again and understand if
> > > we have a lot to fix or not.
> >
> > In JPEgLossLess, I have a bug to fix about to set the utime of rotated
> > files.
> >
> > In the new GPSSync plugin, there are some improvement to do before the
> > next beta release :
> >
> > - add option to set correlate time average between GPS device and camera.
> > - add option to set the timezonz of picture.
> > - add interpolation method.
>
> Here is a interpoation method. Since we are talking about small angles and
> not big geodaesic circles the problem is quite simple:
>
> We have 2 points p1 and p2 at times t1 and t2 from a GPS track and want to
> know p3(t3), where t3 is the camera time. Then
> long3 = long1 + (long2-long1) * (t2-t1)/(t3-t1)
> The same formula applies for the latitude.
> Calculation to be done in radians.
>
> My 10 cents

Thanks Gerhard. I will take a look.

Gilles