On Fri, Mar 1, 2013 at 10:10 AM, Torsten Bronger
<[email protected]> wrote:
> Hallöchen!
>
> Artur de Sousa Rocha writes:
>
>> 2013/3/1 J. Paul Bissonnette <[email protected]>:
>>
>>> Latest Darktable 1:1.1.3 down loaded to night.  I tried lens
>>> correction on a series of photos taken with a Tamron 17-50 f2.8
>>> lens. With the correction on there is a black frame around the
>>> picture, With the correction off there is no frame. The I can not
>>> remember exactly I think this has started within the last 2
>>> weeks. Focal length may play a roll as it is a bit less
>>> pronounced at 50mm than with 25mm
>>
>> Try clickicng the auto-scale button. This should happen
>> automatically but doesn't yet. I submitted an issue for that some
>> time ago: http://www.darktable.org/redmine/issues/9105
>
> Note that Lensfun doesn't calculate the scaling correctly in some
> cases.  I haven't yet figured out when this happens and how to fix
> it.  It seems to have become more frequent with LensFun 0.2.7; maybe
> it has even introduced this issue.

Wouldn't make sense to just overscale a bit by default then, so we
lose the black border in any case, but possibly lose a few pixels too
many.

> (Apart from that, I also vote for auto-scaling being activated by
> default.)

Regards,
Pascal de Bruijn

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