Adobe Photoshop CS3 A-Z: Tools and features illustrated ready reference- P2

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Adobe Photoshop CS3 A-Z: Tools and features illustrated ready reference- P2 bB BÉZIER CURVES Interpolation Quick Guide: Action Original Method Enlarge (Quality) Photo Bicubic – Smoother Reduce (Quality) Photo Bicubic – Sharper Enlarge (Speed) Photo Bilinear Reduce (Speed) Photo Bilinear Enlarge Screen shot Nearest Neighbor Reduce Screen shot Bicubic – Sharper Bicubic – Sharper interpolation Menu: Image > Image Size Shortcut: – See also: Bicubic – Smoother Version: CS, CS2, CS3 interpolation As well as standard Bicubic interpolation Adobe includes two other options: Bicubic – Sharper and Bicubic – Smoother. Bézier curves Bicubic interpolation Bicubic – Sharper is specifically designed Menu: – Menu: Image > Image Size for occasions when you are reducing the Shortcut: – See also: Pen tool Shortcut: – See also: Bilinear interpolation, Near- size of a picture. It retains the detail of the Version: 6.0, 7.0, CS, CS2, CS3 Version: CS, CS2, CS3 est Neighbor interpolation original image and sharpens the picture as Curves created using Photoshop’s Pen Digital photos are made up of pixels. it resizes. If the sharpening results are too tool are called Bézier (bay-zee-ay) curves, These are discrete blocks of color and tone harsh then Edit > Undo the process and try B named after French mathematician Pierre arranged in a grid fashion. The number the standard Bicubic approach. Bézier. of pixels in a picture is determined when The shape of a curve is created by the the photo is taken or the print scanned. position of anchor points and direction Occasionally it is necessary to change the lines that can be moved to change its number of pixels in the picture to make it shape and direction. They’re used to either bigger or smaller. This task is usually make perfect selections around smooth handled by the Image Size feature where or curved objects. there are controls to increase or decrease the pixel dimensions (1), resample the pixels (2) and choose the method of resampling (3). The process is often called resampling or interpolating the picture, and makes use of a mathematical algorithm to generate the newly sized picture. Bicubic is one of the algorithms you can select to resize your picture. It takes the longest to process the file, but provides smooth graduations in the final photo. The default interpolation setting used by ...