[Digikam-users] Re: Channel Mixer Question

[Gilles Caulier]

It's not a bug. It's typically a grainess and artefact amplification
due to green chanel, especially with JPEG.

Shot in RAW and try to see if effect already exist.

Gilles Caulier

2011/2/24 davidvj <davidvincentjones at gmail.com>:
>
> If I open up an image with the 'Channel Mixer' with the Monochrome box
> checked there appears to be substantial and unnaturally significant
> pixelation/grain  showing at the 100% view. This is seen with all of the
> settings set in default positions prior to any changes being made.
>
> When I switch away from the monochrome view (back to colour) the image looks
> normal again.
>
> Is there a simple explanation or is this a bug?
>
> David
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