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Introduction to Photoshop (Graphical Image Editing/Creation Program). Adobe Photoshop is a softwares that will enable the students to use the various tools and effects available for photo editing and graphic design. - PowerPoint PPT Presentation
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Introduction to
Photoshop
(Graphical Image Editing/Creation Program)
Introduction to
Photoshop
(Graphical Image Editing/Creation Program)
Adobe Photoshop is a softwares that will enable the students to use the various
tools and effects available for photo editing and graphic design.
Because of the growth of technology in this day and age, it is necessary to have the
ability to work with digital media. This presentation is an introduction to the basics
of Adobe Photoshop.
Where to Obtain ImagesWhere to Obtain Images
• Create original artwork in Photoshop
• Use images downloaded from the World Wide Web
• Use scanned images or images taken with a digital camera
Understanding ImagesUnderstanding Images
• An image is made up of dots called pixels
• In Photoshop, you can add, delete, or modify individual pixels or groups of pixels
Basic conceptsBasic concepts
• Pixel– Specific location– Specific color
Magnify an image to see pixels
Common tasksCommon tasks
• Resizing an image
• “Straightening” an image
• Cropping an image
• Adjusting brightness and contrast
• Adding layers
ResolutionResolution
• Number of PIXELS per square inch
• Monitors display 72 pixels/sq inch
• Printers are much higher – 300 pixels/sq inch
• File size differences in 1X1 in– Web 5,184 pixels– Print 90,000 pixels
ColorColor
• Monitors display light directly– Term RGB (Red Green Blue)– Different monitors may display colors
differently
• Printing images– Term CMYK (Cyan, Magenta, Yellow, blacK)– Colors will look different than on the screen
File FormatsFile FormatsUse Photoshop to open and create
different kinds of file formats
Creating a New FileCreating a New File
• Click File on the menu bar
• Click New
• Enter the required width in the Width text box
• Enter the required height in the Height text box
• Click OK
Saving a File OptionsSaving a File Options
• Use Save As to save a file under a new name and to preserve a copy of the original file
• Open a file in one file format (e.g., .BMP) and save it in another file format (e.g., .JPG)
Setting PreferencesSetting Preferences
• Use the Preferences dialog box to customize how files are opened in Photoshop
• Options include:– Using Open Recent to locate and
open files recently worked on– Changing the Image Preview to
thumbnails
Opening a FileOpening a File
• Use the File Browser to open a file:– Click the File Browser tab in the
palette well– Navigate to the location of the file– Double-click the file to open it in
Photoshop
Docked File Browser Palette Docked File Browser Palette
Palette well
File Browser tab
Examining the Photoshop Window
Examining the Photoshop Window
• The Workspace includes the following elements:– Work area– Command menu– Toolbox– Status bar– Palettes
Workspace ElementsWorkspace Elements
Work Area
Toolbox
Palettes
Status Bar
Command menu
Customizing the WorkspaceCustomizing the Workspace
• Customize the workspace by positioning elements to suit your working style
• To save a workspace:– Click Window on the menu bar, point
to Workspace, click Save Workspace, type a name, then click Save
Using ToolsUsing Tools
• Use tools in Photoshop to perform actions (e.g., zoom, type text, etc.)
• Point to a tool to view a ScreenTip that provides the name or function of the tool
• Check the tool options bar to view current settings for a selected tool
Using Tool Shortcut KeysUsing Tool Shortcut Keys
• Press and hold [Shift]
• Press the tool’s shortcut key (e.g., T for Type Tool)
• Continue to press [Shift] and the shortcut key to cycle through a tool’s hidden tools
Using PalettesUsing Palettes
• Use palettes to verify settings and modify documents
• Each palette consists of multiple palettes
• Palettes can be separated and moved around the workspace
• Each palette contains a menu
Palette ExamplePalette Example
Click a tab to make a palette
active
Click to access the
palette menu
History PaletteHistory Palette• The History palette contains
a record of each task completed in a document
• The record of an event is called a state
• The History palette displays up to 20 states
HistoryHistory• Undo
– Takes you back one step
• Step Backward– Takes you back one step at a time
• History Palette (displays steps)– Open under WINDOW
• Revert– Back to the last saved version
• SAVE OFTEN WITH DIFFERENT NAMES!
Practice Using ToolsPractice Using Tools
• Create a new document
Let’s get creative!Let’s get creative!
• Select foreground and background colors
• Choose the paint brush
• Now the eraser
• Try the pencil
• Open Willie.jpg• Image, Image size• Pixel width 200• Bicubic Sharper• SAVE as smw.jpg
• Open Willie.jpg• Image, Image size• Constrain proportions OFF• Image, Image size• Pixel width 200 (UNDO)• Pixel height 200 (UNDO)
Let’s open a file to be editedLet’s open a file to be edited
Use Filters for Special Effects!Use Filters for Special Effects!
• Open Willie
• Select a Filter
• Example:
• Artistic, Dry Brush
• Save file with different name
• williedb
CurvesGo to the Toolbar, click on Image → Adjustments → Curves
AdjustmentsAdjustments
Brightness & ContrastGo to the Toolbar, click on Image → Adjustments → Brightness/Contrast
The following tools are used to alter photos in order to bring out details and balance intensity.
RotationsGo to the Toolbar, click on Image → Rotate Canvas
CroppingCropping
1. Find the Crop Tool in the toolbox on the left-hand side of the screen.
2. Select desired area. 3. Click on Crop Tool again to finalize.
The Crop Tool is used to remove unwanted space or material.
ResizingResizingThere are two methods to resize photos. Resizing photos is a convenient
way to make sure the photo is the correct size for a project.
Method 1: Go to the Toolbar, click on Image → Image Size.
Adjust width and height to desired measurements. This will resize the entire image.
Method 2: Select desired layer, press Ctrl+T on keyboard.
Hold down the Shift key to maintain proportions. This method will resize only the selected layer.
LayersLayersLayers make it possible to add modifications that can be removed quickly and easily. They
can be added individually or can be created from an existing part of the document.
To insert a new layer: Go to the Toolbar, click on Layer → New → Layer.
To make a layer from the existing document: choose
selected area with the marquee tool, right click selected area
and choose Layer via Cut/Copy.
*To make a layer without deleting it, click the eye.
LayersLayers
• Tool to enable complex compositions
• Allows “stacking” of image parts
• Layers may be added and deleted at will
Understanding LayersUnderstanding Layers
• What are layers?– A section within an image that
can be manipulated independently
– Use layers to control individual elements in a document
Layers PaletteLayers Palette
• The order in which the layers appear in the Layers palette matches the order in which they appear in the document
Layers PaletteLayers Palette
Currently active layer
Flattening LayersFlattening Layers
• Save before flattening
• Save with new name after flattening
• Flattening is necessary for many techniques including some file types
• Select Layers, Flatten layers
Magic WandMagic WandThe Magic Wand Tool is used to select all the colors in a certain range. By changing
the tolerance, one can adjust the sensitivity between ranges.
Step 1: Click on the Magic Wand Tool in the Toolbox.
Step 2: Click the desired color area and experiment with the Tolerance level.
*By increasing or reducing the Tolerance, one can select more or less of the selected color range, respectively.
ShapesShapesShapes can be used to create a decorative touch to a picture.
Click on the Shape Tool in the Toolbox. Select preferred shape. Drag and drop on picture. Use Text Box to add text if wanted.
Clone Stamp ToolClone Stamp ToolThe Clone Stamp Tool is used to simultaneously copy portions of a photo onto a specific area.
Click on the Clone Stamp Tool in the Toolbox. Alt+Click to select desired area. Click and hold to clone the selected portion.
OpacityOpacityOpacity changes the transparency of a photo.
The Opacity scale is located on the lower right-hand toolbox.
“Flipping” an image“Flipping” an image
• Image, Rotate Canvas– 90 or 180– Flip Horizontal or Vertical
• Copy “Lovett” below– Image, rot. image, flip vert.
• UNDO
Change Canvas SizeChange Canvas Size
• For composite images, change canvas size on one image, paste and position extra images in one at a time.
• Image, canvas size, double ht, set “anchor” as appropriate– Default is center– This example is upper left
More Tools for Selecting Image Parts(Delete or Copy)
More Tools for Selecting Image Parts(Delete or Copy)
• Marquee Tools
• Lasso Tools– Magnetic Lasso
• Magic Wand
More Editing TricksMore Editing Tricks
– Brightness/Contrast
– Variations
– Sharpen an image
Sharpen an ImageSharpen an Image
• There are many options in Photoshop
• Try Filter, Sharpen, Smart Sharpen– 100%, 0.2 pixels, Lens Blur
• Enlarge to view detail
Using HelpUsing Help
• Photoshop Help information appears in a browser window
• Five links are included in the Help window:– Using Help, Contents, Index,
Site Map, Search
View and Print DocumentsView and Print Documents
• Use the Zoom tool to change views—up to a maximum of 1600%
• Use the Page Setup dialog box to set printing options
Online Photoshop ResourcesOnline Photoshop Resources
• http://www.adobephotoshoptutorials.com/• http://www.good-tutorials.com/• http://www.sketchpad.net/photoshp.htm• http://www.photoshop101.com/• http://www.photoshopsupport.com/tutorials.html