There’s also a free online version of Photoshop called Gimp, which is a Free and open source replacement for the proprietary Photoshop.
The following sections describe the various tools and features of Photoshop that enable the creation of digital images for print and web.
The primary tool of the traditional graphic designer is the digital camera. To turn a camera into a camera workstation, you need tools for creating and manipulating images. And, of course, for a photographer, Adobe Photoshop is a must. This book shows you how to use Photoshop to its fullest.
Photoshop is fast becoming the standard image manipulation tool for all printing professionals, regardless of industry. The most advanced image manipulation programs are more expensive and are designed for true professionals with deep, specialized knowledge of this program. Photoshop has a feature set that appeals to the educated user with technical know-how. With this chapter, you can learn how to use the most powerful image manipulation tool on the market.
When using Photoshop, keep in mind that some of the features may have a variation in the version that you use. For example, if you’re using the latest version, then the Photoshop interface has been redesigned. Also, if you update Photoshop, you may have to make adjustments to your version to accommodate the new interface. Don’t let this give you pause. The instructions that follow should help you get up and running quickly. If you have a previous version of Photoshop, you may have to make the appropriate adjustments to your version. However, it’s not that hard. Just be aware that sometimes you’re making changes that are out of the ordinary.
You can also use Photoshop as a digital darkroom. This type of editing enables you to fine-tune your images for a variety of print formats.
Figures 1-1 through 1-4 illustrate some of the common tasks that you perform with Photoshop. You can find each of these features, along with a detailed discussion of how to perform those tasks, in the upcoming sections.
Photoshop offers a multitude of tools that work together to achieve professional results. The following list shows you the most common tools and the task they enable you to accomplish.
• **Load** This tool gives you access to the Open dialog box, which enables you to load a digital camera photo or a stored image. Alternatively, you can type in a path to the image on your hard drive or via the network and have Photoshop find that image. (For a more detailed discussion of working with paths,
This list shows the features for the desktop version of the program. Features that are only available on tablets, smartphones, the web and Creative Cloud are not mentioned.
Faster rendering for richer and more accurate colors
Allows you to work with media of different sizes including extremely large files
Gives you the opportunity to create photo books with the included templates
Also contains other tools, such as the Content Aware fill tool, the Warp tool, Color Picker, Levels and Curves
Fonts, text and paint tools
Crop lets you crop a photo or select an area of an image from a photo editor and easily resize it.
Rotate lets you rotate an image using an angle. You can also use this tool to flip an image horizontally or vertically.
Adjust allows you to adjust the white, black, and brightness levels of an image. You can also adjust color levels, brightness, contrast and more.
With Layers you can group together various objects in an image, as well as add a background, text, a path, a photo.
You can also use adjustments in the Adjustments pane, which includes things like exposure, color, sharpness, luminance and more.
Add a map in your photo. Zoom and translate it.
Use the filter to apply various filters to enhance your photos. They include artistic filters, filters for removing photo noise, and texture filters.
The Creative Cloud features the 3D Warehouse, a library of assets like textures, meshes, objects and more. You can also use the Marketplace to buy and edit items.
The Merge feature allows you to quickly combine multiple images into one. The result is a new photo with the various elements of the images merged together.
You can use trim to remove excess parts of the image. It will remain in one of the images.
The 3D feature lets you add 3D elements to a photo or you can 3D model an object.
Transform lets you change the 3D elements of your photo. Transform them, rotate, move, flip and skew.
Use compose to make a more interesting image or take a better
The Gradient Tool is used for creating textures or blending two or more colors to create various shades of gray or blue.
The Pen Tool allows you to create photorealistic drawings and create edges and fine details in your images.
The Shadows and Highlights tools are used for creating visually compelling images with light and shadow.
The Wobbly Wiper brush is used for applying a mass effect that creates movement in an image.
The 3D Filter creates a 3D look to an image. This tool is used for creating 3D objects and decorating old photos.
The 3D Pen tool is a special pen tool that can be used for creating shapes, lines, polygonal objects, or parallel planes in your images.
The 3D tool enables you to rotate and move the 3D object in the scene.Q:
Error while deploying Grails app on heroku:
I am using Grails 1.2.4 and trying to deploy application to Heroku.
I used Grails commands grails war war war:exploded and also grails install-plugin../…
I got the following error when I tried to deploy app to Heroku:
2014-10-24 10:01:23 Error | webapp | Caught: java.lang.IllegalStateException: Application integration (and startup) has already been started by Spring FrameworkServlet ‘dispatcher’. If you are using the WAR plugin for embedding this configuration details, please check that the ‘grails.war.embed.allowStart’ property (or Spring servlet integration equivalent,’spring-boot.run.embedded’) has been set to true.|
What is the correct setting of these properties to overcome this issue?
It’s because the Grails plugin for Heroku starts up as a Spring application, so it will start up once for each WAR module. If it notices that the value for grails.war.embed.allowStart is true, it will just run the WAR plugin again.
Set it to false to disable auto-starting with the WAR plugin for Heroku.
You can do that in BuildConfig.groovy. (See Running Grails Applications that aren’t in war modules for setting the value)
In my case, that was caused by an instance of another Spring Framework application in the same port as heroku, using Spring Boot.
I was deploying
The present invention relates generally to digital signal processing and more particularly to a digital filter that comprises a frequency convertor and an A/D converter that is capable of forming a highly accurate conversion result.
A digital filter comprises an A/D converter and a frequency convertor. The A/D converter converts an input digital signal into an analog signal, and the frequency convertor converts the analog signal into a digital signal.
The digital filter can be used in various types of signal processing, such as picture signal processing. For example, in a color display apparatus, the digital filter is used for forming picture signals into electrical signals. In this case, the digital filter receives picture signals which are analog signals, i.e., a signal obtained by multiplying an analog video signal by a picture information signal, and converts them into digital picture signals.
In a conventional color display apparatus, since a sampling rate of picture information signals is 24 or 48 MHz, the sampling frequency of the digital signal to be converted by the digital filter is the same as the sampling frequency, that is, 24 or 48 MHz.
FIG. 1 is a block diagram of a conventional digital filter. The digital filter is comprised of an A/D converter 1, a frequency convertor 2, a frequency divider 3, an adder 4 and a microcomputer 5.
The A/D converter 1 converts an input digital signal into an analog signal and produces an output signal V.sub.out. The frequency convertor 2 converts the analog signal, i.e., the output signal V.sub.out, of the A/D converter 1 into a digital signal, and outputs a digital picture signal of a sampling rate of 24 MHz.
The frequency divider 3 counts the number N of clock pulses of the digital signal for a predetermined period of time. That is, the frequency divider 3 counts the number N of clock pulses based on a clock signal of a predetermined frequency and outputs the counted value N.
The adder 4 adds the output signal V.sub.out of the A/D converter 1 and the output signal of the frequency divider 3, and outputs the sum signal of the two signals.
The microcomputer 5 includes a microprocessor and an external read-only memory (ROM).
Generally, the frequency divider 3 generates output signals of a frequency dividing ratio that is an integral multiple of the period of a clock signal. When the frequency divider 3 outputs a clock signal, an adder adds the output signal of the A
Memory: 256 MB or more RAM
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Sound: DirectX compatible sound card with (WAV) sound driver
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