Thanks Larry, that worked.

On Thu, Feb 13, 2020 at 7:48 PM Larry Gritz <l...@larrygritz.com> wrote:

> I think something like:
>
>     oiiotool A.exr --ch R  B.exr --ch B  --chappend  A.exr --ch G
>  --chappend  --chnames R,G,B  -o mix.exr
>
> To break down what that means,
>
>     * read A, take just its R channel
>     * read B, take just its G channel
>     * Append channels of the the top two images, yielding A.r,B.g on the
> top of the stack
>     * read A again, take just its B channel
>     * Append the channels of the top two images, now you have A.r,B.g,A.b
>     * Force new channel names R,G,B just in case they carry their old
> names or got confused
>     * Output to mix.exr
>
>
> On Feb 13, 2020, at 10:23 AM, Jovce Malakovski <jovc...@gmail.com> wrote:
>
> Hi,
> Is it possible with the command line tool (oiiotool) to shuffle the rgb
> channels like
> R from image A
> G from image B
> B from image A?
> The current command --ch supports swapping channels of a single image, but
> is it possible with two images? Or is there some other command that can do
> this?
>
> Thanks
> _______________________________________________
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>
>
> --
> Larry Gritz
> l...@larrygritz.com
>
>
>
>
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> Oiio-dev@lists.openimageio.org
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>
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