Layers and Masking Flashcards

What distinguishes a vector mask from a pixel (layer) mask in Photoshop?

Answer: Vector masks use paths for crisp edges and remain resolution-independent

Vector masks are defined by paths, giving them infinitely scalable crisp edges unlike pixel masks which are resolution-dependent.

Which command allows you to apply a luminosity-based mask derived directly from the image's tonal values?

Answer: Apply Image using the composite channel as source onto the mask

Using Image > Apply Image with the composite channel as source onto a layer mask creates a luminosity mask derived from the image's actual tonal values.

When you Option/Alt+drag a layer mask from one layer to another, what is the result?

Answer: A copy of the mask is placed on the new layer

Alt+dragging a mask thumbnail copies it to the target layer while keeping the original mask intact.

What is a 'group mask' in Photoshop?

Answer: A mask applied to a layer group that affects all layers inside it

A group mask is a layer mask added to a layer group (folder), which controls the visibility of all layers contained within that group.

Which Photoshop command is best suited for creating precise masks from complex hair or fur using edge detection?

Answer: Select and Mask workspace

The Select and Mask workspace provides edge detection tools specifically designed for masking fine details like hair and fur.

You have a layer mask that hides part of the image. Pressing Ctrl+I (Cmd+I) while the mask thumbnail is selected will:

Answer: Invert the mask, revealing hidden areas and hiding revealed areas

Ctrl+I inverts the layer mask, swapping what is revealed and what is hidden.

Which method lets you load a layer mask as an active selection?

Answer: Ctrl+click (Cmd+click) the mask thumbnail

Ctrl+clicking (Cmd+clicking on Mac) a mask thumbnail loads it as a selection, with white areas becoming selected.