There it is. Works as expected, olio is such a great tool … excellent support
on a Sunday!
Thanks a lot,
Mikael
Best regards,
Mikael Sundell
mikael.sund...@gmail.com
> On 17 Oct 2021, at 21:20, Larry Gritz <l...@larrygritz.com> wrote:
>
> Yes, you almost have it. The only problem is that once you do --pattern, it's
> the constant image that's on top and will be resized. I think you can do it
> like this:
>
> ./oiiotool /Volumes/Build/test/test-75.jpg --pattern
> constant:color=0.2,0.2,0.2,1.0 "{TOP.width}x{TOP.height}" "{TOP.nchannels}"
> --swap --resize “{TOP.width-2*40}x{TOP.height-2*40}” --swap --paste "+40+40”
> -o /Volumes/Build/test/test_frame.png
>
> It's a little ungainly, but basically --swap changes the relative order of
> the top two items on the stack. So you are making the resize apply to the
> original image, and then switching them back again before the paste.
>
>
>> On Oct 17, 2021, at 12:07 PM, Mikael Sundell <mikael.sund...@gmail.com
>> <mailto:mikael.sund...@gmail.com>> wrote:
>>
>> Just tried it, works! :-)
>>
>> Is it possible to resize before paste and preserve the original width/
>> height of the image? So keeping the width/ height + resize -2*$BORDER?
>>
>> Something like:
>>
>> ./oiiotool /Volumes/Build/test/test-75.jpg --pattern
>> constant:color=0.2,0.2,0.2,1.0 "{TOP.width}x{TOP.height}" "{TOP.nchannels}"
>> —-resize “{TOP.width-2*40}x{TOP.height-2*40}” --paste "+40+40” -o
>> /Volumes/Build/test/test_frame.png
>>
>> Mikael
>>
>> Best regards,
>>
>> Mikael Sundell
>> mikael.sund...@gmail.com <mailto:mikael.sund...@gmail.com>
>>
>>> On 17 Oct 2021, at 19:16, Larry Gritz <l...@larrygritz.com
>>> <mailto:l...@larrygritz.com>> wrote:
>>>
>>> Maybe something like
>>>
>>> BORDER=40
>>> COLOR=.2,.2,.2,1.0
>>> oiiotool input.tif --pattern constant:color=$COLOR
>>> "{TOP.width+2*$BORDER}x{TOP.height+2*$BORDER}" "{TOP.nchannels}" --paste
>>> "+$BORDER+$BORDER" -o output.tif
>>>
>>> Note the use of oiiotool's {expression substitution} so that you don't need
>>> to know the resolution of the input image.
>>>
>>> Breakdown:
>>>
>>> oiiotool # you know what that is
>>> input.tif # read input image, put it on the stack
>>> --pattern constant <size> <chans> # push a constant-colored image on
>>> the stack
>>> # note: at this point, input.tif
>>> is now
>>> # the 2nd from top image.
>>> --paste <offset> # paste the 2nd-from-top image on the top image
>>> # .. at the given offset coordinate
>>> -o output.tif # write the result here
>>>
>>> Details:
>>>
>>> In expressions, TOP is the image currently on the top of the stack (that
>>> is, input.tif, since the constant image hasn't been pushed yet, when the
>>> arguments to --pattern are still being evaluated). So TOP.width,
>>> TOP.height, and TOP.nchannels are the resolution and number of channels of
>>> input.tif. Therefore, {TOP.width+2*$BORDER}x{TOP.height+2*$BORDER} will
>>> expand to something like "2000x1160" if input.tif was 1920x1080 and BORDER
>>> was set to 40.
>>>
>>>
>>>
>>>> On Oct 17, 2021, at 7:00 AM, Mikael Sundell <mikael.sund...@gmail.com
>>>> <mailto:mikael.sund...@gmail.com>> wrote:
>>>>
>>>> Hey all,
>>>>
>>>> I’ve been away for some time and now playing with OpenImageIO and
>>>> Lightroom, is it possible to somehow generate a border around an image
>>>> with something like a resize 7-80% + fill with white/ black or any other
>>>> color using the command line tools?
>>>>
>>>> Remember doing this in the past using olio c++ and Qt/ pixmaps.
>>>>
>>>> Thanks :-)
>>>>
>>>> Mikael
>>>>
>>>>
>>>> Best regards,
>>>>
>>>> Mikael Sundell
>>>> mikael.sund...@gmail.com <mailto:mikael.sund...@gmail.com>
>>>>
>>>> _______________________________________________
>>>> Oiio-dev mailing list
>>>> Oiio-dev@lists.openimageio.org <mailto:Oiio-dev@lists.openimageio.org>
>>>> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org
>>>> <http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org>
>>>
>>> --
>>> Larry Gritz
>>> l...@larrygritz.com <mailto:l...@larrygritz.com>
>>>
>>>
>>>
>>>
>>> _______________________________________________
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>>> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org
>>> <http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org>
>>
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>
> --
> Larry Gritz
> l...@larrygritz.com <mailto:l...@larrygritz.com>
>
>
>
>
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