Adobe Photoshop 7.0 - Understand Masking
Selecting and masking, two of Photoshop’s most important features, lay the foundation for many if not most of the adjustments you make to images. The uses for masks are endless, and although Photoshop offers many different types of masks and ways to create them, their purpose and behavior are the same: masks control which areas of an image or layer are edited or unaffected, or what areas are hidden or revealed. For example, a Quick Mask could be used to make a selection to lighten or darken a specifi c area of an image, while a Layer Mask might be used to hide or display information on a layer, such as another image, a pattern, a color, an adjustment, type, a set of images, or a combination of all of them. And because no two images are alike, Photoshop provides several distinct types of masks and over a dozen selection tools to create masks, providing tremendous fl exibility and precise control.
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Histogram: Describes the breakdown of pixel values in an image. Can also be used to see the breakdown of pixel values by channels. Luminosity, which shows the brightness value, is generally the most helpful. However, an examination of the color channels can help you determine what color corrections are needed.
In the real world, filters are placed in front of a camera lens to create differences in effects and textures. There are physical limitations with how filters are used and the range of effects they create. Photoshop thus provides the ability to use and simulate real world filters as well as new filters that cannot be created in real life.
With a photo collage that’s preplanned, you have the ability to set things up and shoot the images so that your Photoshop collage work will be easier than if you were starting with photos that were taken at different times or different locations. In the example for this tutorial, we’ll be using three photos of a stove taken using a tripod so that they all align perfectly. The fi rst shot is a clock on top of the burner. Next, the clock was removed and the burner was turned on to record it red hot. Finally, the lights in the kitchen were turned off to capture the intense heat glow from the burner. Along the way we’ll cover several useful masking and collage techniques, as well as explore some methods for adding burn damage and creating smoke.
Adobe Photoshop CS3 is a powerful program used for creating and editing graphics and photographs. The program is used for professional image editing. These unique tools help all users achieve satisfying results. Whether you’re experienced with Photoshop or not, this guide will help.
In addition to the many filters included with Adobe Photoshop, you can create your own filters using the Filter Factory. You determine how you want the filter to affect the channels (red, green, blue, and alpha) of each pixel in the image by specifying arithmetic expressions. Unlike some Adobe Photoshop plug-in filters, you can use the filters you create with the Filter Factory on both 68K and Power Macintoshes. The Filter Factory can only be used on RGB images.
The Photoshop Toolbar is shown on the right. I shall refer to tool positions in the rowcolumn (spreadsheet) format. The uppermost tool on the right, then, shall be located at R1-C2 (row one column two).
This Guide is a companion to How to Guide: Consolidating multiple SQL Server® systems onto Dell™ PowerEdge™ Servers using Microsoft’s Hyper-V™ . That Guide reviews general virtualization and consolidation concepts and demonstrates the setup and basic configuration of the Dell™ PowerEdge™ R900 or PowerEdge™ R905 server. Building on that base, this Guide adds the techniques you need to successfully consolidate your Microsoft® SQL Server® 2000 databases from multiple machines onto a single Windows Server® 2008 server system using Microsoft’s Hyper-V™ . In this Guide, we use the Dell PowerEdge R900 and PowerEdge R905 as target servers.
This manual provides information necessary for the setup and administration of Microsoft® SQL Server for use with BusinessObjects™ Planning. This document applies to all supported versions of SQL Server. Differences in setup requirements and recommendations are noted in the text.
When you encounter slow SQL Server performance and bottlenecks, you’re probably frustrated by the process of figuring out what’s causing the problem and what you should do to solve it. Performance problems can stem from a variety of factors, including faulty hardware, inadequate indexing, poorly constructed SQL code, and insufficient memory.But how do you determine which of these factors is causing your specific problem? Until you know the cause,you can’t make informed decisions about whether to spend money upgrading hardware or implementing a less expensive fix, such as tuning your SQL code.