On 2018-05-11 15:03, Patrick Shanahan wrote:
> * Аl Воgnеr <[email protected]> [05-11-18 14:47]:

[...]

>> [MakerNotes]    0x0001 Lens
>> Type                       : HD PENTAX-D FA 24-70mm F2.8 ED SDM WR
>>

[...]

>> So could it be, that dt uses another exiv2 in my system? I cannot find
>> one.

'ldd `which darktable`' to find out.

> 
> I have: 
>    lensfun-tools-0.3.2-39.5.x86_64
>    liblensfun1-0.3.2-39.5.x86_64
>    python3-lensfun-0.3.2-39.5.x86_64
>    lensfun-data-0.3.2-39.5.noarch
> 
> and
>    grep 24-70 /usr/share/lensfun/version_1/*-pentax.xml
> has no output
> 
> I would guess lensfun does not contain data for your lense
> 
> put a raw image on a file share service for trial.  I will open it in my
> dt (git-master) and see what lense correction is available.

Lens has been calibrated, data is in lensfun Github repository. You can
extract <lens> entry from this file

https://raw.githubusercontent.com/lensfun/lensfun/master/data/db/slr-pentax.xml

and put it in your ~/.local/share/lensfun/

until it becomes available via `lensfun-update-data`.

-- 
Šarūnas Burdulis
math.dartmouth.edu/~sarunas

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