[Digikam-users] RAW file preview using embedded JPEG ?

[Gilles Caulier]

digiKAm will show Raw JPEG preview if you switch right PReview Option
in digiKam/Setup/Album section...

Gilles Caulier

2014-10-11 19:16 GMT+02:00 Vincent Tassy <photo at tassy.net>:
> On 10/11/2014 02:00 PM, Gilles Caulier wrote:
>>
>> 2014-10-11 13:54 GMT+02:00 Daniel Bauer <linux at daniel-bauer.com>:
>>>
>>>
>>>
>>> Am 11.10.2014 um 13:35 schrieb Gilles Caulier:
>>>>
>>>>
>>>> 2014-10-11 12:44 GMT+02:00 Vincent Tassy <photo at tassy.net>:
>>>
>>>
>>> ...
>>>>>
>>>>>
>>>>>
>>>>> Is there a way to tell digikam to display the JPG embedded in the RAW
>>>>> file
>>>>> for this type of preview instead of actually trying to render the RAW
>>>>> data ?
>>>>> In my Canon camera, this embedded JPG is 1600x1200 which is enough as a
>>>>> preview for sorting, discarding photos and deciding which deserve to be
>>>>> developed ...
>>>>>
>>>>> I've looked through the settings so I don't think it's possible ... if
>>>>> you
>>>>> confirm it, I'll open a wish for it.
>>>>
>>>>
>>>>
>>>> No need. this is how RAW file are processed in background. This is how
>>>> the RAW workflow must be done.
>>>>
>>>> To resume RAW is not JPG. If you want JPG rendering, shot in JPG, not in
>>>> RAW.
>>>>
>>>> There i no way to reproduce the complex camera firmware post
>>>> processing into RAW decoder (libraw).
>>>>
>>>> Gilles Caulier
>>>
>>>
>>>
>>> This is why I let my cameras make raw and jpg. For the selection work the
>>> jpg's are way enough good.
>>>
>>> Gilles, I think you misunderstood. Vincent does not want to change the
>>> raw
>>> workflow, but have a possibility to see larger displays of the embedded
>>> jpg.
>>
>>
>>  From iconview press F3
>>
>> Press F4 to open editor.
>>
>> You have 2 windows, one with JPEG preview, one with Raw import tool.
>>
>> Gilles Caulier
>>
>
> Indeed, Denis, you understand what I mean.
> I do shoot with RAW+JPG and at the moment, I sort my pictures by browsing,
> tagging, rating, flagging the JPGs, it's just more burden because when you
> apply filters afterwards to find only your selected images, well you see
> your JPGs, not the associated RAWs ...
> I never use the JPGs to edit the pictures, I work on the RAW files of
> course.
>
> I don't want the RAW preview to try to emulate the processing that my camera
> makes to create JPGs ! I know all too well, it's virtually impossible ...
> I've messed with dcraw and UFRaw etc for years ...
>
> I would like the RAW preview to show me the JPG which is EMBEDDED inside the
> RAW file ! (which seems to be what we see in the thumbnails).
>
> Image Preview (F3) doesn't show the embedded preview !
>
> Look at the attached images for an extreme case (the photo is crap, but it's
> just to illustrate what I mean ... you'll see that the JPG shows really what
> I shot whereas the RAW preview (F3) I guess tries to automatically adjust
> the exposure and shows me something that I would want to put directly in the
> garbage ...
>
>
> I hope it's clearer now :)
>
> And no worries, I know the RAW workflow and how it must be done ;) It's just
> that when the RAW preview shows you a horrible image, it doesn't help the
> selection process :D
>
> Have a good weekend,
>
> Vince.
>
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