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What is meant by the term "watermark" in digital photography? |
What is meant by the term "watermark" in digital photography? The "Watermarks" are not only for digital photography, it is used for all the graphic works and Desk Top Publishing (DTP). Like others said it is a light image to use as background (in old days) now they are also used to protect an image from using without permission. watermark |藞w么t蓹r藢m盲rk; 藞w盲-| noun a faint design made in some paper during manufacture, that is visible when held against the light and typically identifies the maker. Watermark allows you to add text or image watermark to any picture. It protects your copyright, allows you to add written comments to any picture. Kodak.com In digital photography it is usually referring to an image that is transparent so that a separate image on the same page shows thru. For instance, the FOX, NBC, ABC, ect logo at the bottom right hand corner of the TV programs that are used so heavily now is considered a digital water mark. Digital watermarking is a technique which allows an individual to add hidden copyright notices or other verification messages to digital images The technique takes its name from watermarking of paper or money as a security measure. Wikipedia |
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