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Interpolation

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Anonymous, 31 July 2009 11:18

Interpolation is another name given to the process of image resampling. There are five methods that can be used for calculating the best route for resizing an image – Nearest Neighbor, Bilinear, Bicubic, Bicubic Smoother and Bicubic Sharper. All the Interpolation options are found inside the Image Size Dialog box from the drop-down list. A close-up view of the options ...

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Interpolation

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Anonymous, 31 July 2009 11:18

Interpolation is another name given to the process of image resampling. There are five methods that can be used for calculating the best route for resizing an image – Nearest Neighbor, Bilinear, Bicubic, Bicubic Smoother and Bicubic Sharper. All the Interpolation options are found inside the Image Size Dialog box from the drop-down list. A close-up view of the options ...

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Paths

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Anonymous, 31 March 2009 16:59

Paths are created when using Photoshop’s Pen Tool. They are very simply vector-based line drawings that can be stretched and shaped around any subject with the use of Anchor points. Anchor points appear on screen as small grey squares and if you’re looking to make a Path around a specific subject, it’s these anchor points that should be positioned around ...

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Contrast

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Anonymous, 03 September 2008 16:44

Contrast is the difference between two different things. In photography, contrast is often referred to in the context of colour. It can also be related to lighting and tonal values within an image. The bigger the difference between the two extremes the higher the contrast. Many imaging software programmes offer contrast sliders to either increase or decrease the amount of ...

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Stroke a Layer or Selection

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Anonymous, 24 April 2008 10:35

Stroke is the simplest and easiest way to add an equal width border to a selection or a layer. Select the area you want to stroke. Choose Edit > Stroke. In the Stroke dialog box, specify the width of the hard-edged border. For Location, specify whether to place the border inside, outside, or centered over the selection or layer boundaries. ...

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Linking Layers

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Anonymous, 16 April 2008 14:35

You can link two or more layers or groups. Unlike multiple layers selected at the same time, linked layers retain their relationship until you unlink them. You can move, apply transformations, and create clipping masks from linked layers.Select the layers or groups in the layers palette that you want to link together. Then simply click on the link Icon, which ...

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Layer Groups

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Anonymous, 16 April 2008 14:26

Layer Groups are another great way to keep your layers palette uncluttered. If you have a number of similar adjustments that you want to contain together collectively in one small group then their perfect for you.At the bottom of the Layers Palette select the Folder Icon > Create New Group. This will then bring in a new group into your layer ...

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Colour Coding Layers

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Anonymous, 16 April 2008 14:21

Colour coding layers is a great way to organise your layers in your layers palette. Select a layer or group, and choose Layer Properties or Group Properties from the Layers Menu or the Layers palette menu.Choose a color from the Color pop-up menu, and click OK.You may want to assign different colours for different adjustment layers. For example: Red : ...

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Adjustment Layers

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Anonymous, 16 April 2008 14:00

An adjustment layer applies colour and tonal adjustments to your image without permanently changing pixel values. For example, rather than making a Levels or Curves adjustment directly on your image, you can create a Levels or Curves adjustment layer. The colour and tone adjustments are stored in the adjustment layer and apply to all the layers below it.Adjustment layers increase ...

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PNG

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Anonymous, 03 April 2008 10:57

PNG is an abbreviation for Portable Network Graphics and is pronounced ‘ping’. PNG is an alternative image file format to GIF or JPEG with advantages other each as it is a lossless compression format, with greater colour bit depth and supports Indexed Color, Grayscale, Bitmap mode images without alpha channels and preserves transparency in grayscale. The format is intended for ...

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Channels

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Anonymous, 03 April 2008 10:52

Channels are greyscale layers possible of storing different types of data within your image.  A colour image in RBG mode is a composite of three channels, Red, Green and Blue. If viewed independently of each other each channel appears black and white but when viewed in combination, i.e. stacked on top of each other, a colour image is formed, this ...

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