[Digikam-users] Re: raw conversion

[John Barnett]

Thank you!

I discovered after I wrote the message that digiKam was using the
embedded preview. I guess that means that if I want to use raw, I'll
have to work on it some more.

Thanks again,
John

On Tue, Dec 28, 2010 at 3:26 AM, Milan Knížek <knizek.confy at volny.cz> wrote:
> John Barnett píše v Po 27. 12. 2010 v 12:44 -0500:
>> I have a lot of photos in raw format -- rw2 from a Lumix LX-3, which
>> digiKam does a nice job of previewing. However, I can't figure out how
>> to convert them as a batch within digiKam, using the same process that
>> it uses to generate the preview. Not only does digiKam interpolate,
> Check menu Settings / Configure digiKam / Album view. I assume that in
> your case the item in Misc Options "Embedded preview loads full-sized
> images" is unchecked (therefore the preview is based on JPEG embeded in
> rw2 and digiKam does not do any conversion).
>
>> Is there a way I can batch convert to jpeg with all of the niceties of
>> the digiKam raw preview?
>>
> digiKam uses a different tools to convert from raw to JPEG than the
> camera manufacturer. Therefore, the result does differ.
>
> Depending on what is the resolution and quality of the JPEG embedded in
> raw file, you may want to extract it [1] and compare side by side with
> digiKam's output. However, if you consistently find the embedded JPEG
> better, then shooting in raw may not be your target...
>
> [1] try:
> $ exiv2 extract -ep1 image.rw2
> where -ep1 is the first thumbnail embedded in the raw file (some raw
> formats have more thumbnails).
>
> Regards,
> Milan
> --
> http://www.milan-knizek.net
>
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