Author Archives: Geoff Shaw

Select Subject tool

Adobe’s select subject tool (and some other applications have similar functionality) is becoming remarkably good, using AI approaches to make sometimes fiddly selections automatically. Here is an example. This is a particularly challenging image – the background is mottled, not … Continue reading

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Displacement Map Example

The displacement map filter is found in Photoshop under the menu items: Filter >> Distort >> Displace. A displacement map moves the pixels of an image by an amount that varies depending on the brightness of another image. I will … Continue reading

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Krita

Krita is a free and open source graphics editor for Windows, Mac OS and Linux. It is designed primarily for graphic artists for digital painting and 2D animation, but it is also a competent editor for photos. Its user interface … Continue reading

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Up-Scaling images

From time to time you may find you just don’t have enough pixels in your image. For example you may want to make a huge print from your image (or a smaller print from a cropped part of your image). … Continue reading

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Monochrome

A commonly asked question is what subjects are best for monochrome?  I have been casting my mind over this and I cannot give an answer. Thinking back over the last year, I have made monochrome landscapes, cityscapes, seascapes, portraits, photojournalism, … Continue reading

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Links to some creative photography online magazines

Here are a couple of creative photography magazines that Paul Spence directed us to in the Creative SIG in Feb 2021 https://issuu.com/thephotoartisticlife https://www.artistsdownunder.com.au/

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Photography: Legal Issues

It is worthwhile for photographers to acquaint themselves with some legal issues that pertain to photographic activities. The Arts Law Centre of Australia has compiled a number of information sheets that give relevant advice. In particular: Laws that relate to … Continue reading

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Blend If

Blend if is a powerful tool in the layer properties in Photoshop (other software may have similar functionality – explore your documentation). Open the layer properties and you find an Advanced Blending block and Blend If block in the central … Continue reading

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Select and Mask

Photoshop’s Select and Mask tool replaces the Refine Edge dialog of previous versions with new, added features, and better “refinement” but at the cost of increased complexity. Rather than re-invent the wheel, I will direct you to some resources which … Continue reading

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Creating realistic shadows

When compositing it is not enough to simply paste an object onto a background. If you do, it will look artificial and pasted. Shadows are what link the pasted object to the background. Creating realistic shadows requires some technical skills, … Continue reading

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