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Layer masks, introduced in Photoshop 3.0 in September 1994, are presented as a fundamental tool for non-destructive editing []. The core concept explained early on [] is that a layer mask functions by hiding or revealing portions of a layer without permanently deleting any pixels. This is achieved through a grayscale image where white reveals the layer, black conceals it, and shades of gray offer partial transparency []. Understanding this grayscale relationship is key to manipulating visibility.
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Video summary will appear here after you start watching
Layer masks, introduced in Photoshop 3.0 in September 1994, are presented as a fundamental tool for non-destructive editing []. The core concept explained early on [] is that a layer mask functions by hiding or revealing portions of a layer without permanently deleting any pixels. This is achieved through a grayscale image where white reveals the layer, black conceals it, and shades of gray offer partial transparency []. Understanding this grayscale relationship is key to manipulating visibility.