[Digikam-users] Re: aspect ratio crop tool

Dan McDaniel dan at dm3.us
Mon May 16 18:07:34 BST 2011


On Mon 16.May.11 18:30, sleepless wrote:
>Op 16-05-11 18:14, David Kerber schreef:
>> On 5/16/2011 11:42 AM, Dan McDaniel wrote:
>>> I have noticed that very often the Aspect Ratio Crop Tool does not crop
>>> accurately, but will be off by pixel.  So, for example, if I want  a 5:4
>>> aspect ratio which should be 1.25 the crop will be off by a pixel and
>>> give a ratio of 1.2499 or such.
>>>
>>> This small difference does not affect the look of the image, but when I
>>> send it to the photo service to be printed the software detects that it
>>> is not in the correct ratio and each time I have to tell it that it's OK
>>> to crop the image.
>>>
>>> Has anyone else noticed this? I'm using 1.2.0 on Debian and 1.9.0 on
>>> Fedora and both exhibit this behavior.
>>>
>> Are your originals' sizes such that 1.25 will give an exact pixel
>> result, and not have to be rounded either up or down to get to a whole
>> pixel?
>>
>I had the same thought. In dk 2.0.0 beta 5 there is an option ¨exact
>aspect¨ that you can ckeck. I presume that it is to take care that you
>can not choose a number of rows that not can be matched bij the colomns
>and vv. If your version has no such option and it is important enough to
>you to upgrade, I can check for you if my presumption is correct.
>
>Rinus
I had not noticed that option before. It does indeed fix the problem.
However, I must be missing something as I can't think of any reason that
I would ever want to crop to approximately 5x4 rather than to exactly
5x4.

Dan



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