Photoshop

1. Introduction to
Adobe Photoshop
PRESENTED BY-
Partha Pratim Sutradhar
Department of IE
email: partha.pratim@buft.edu.bd

2. What is
Photoshop and
Who is it for ?
• Adobe Photoshop is the world’s most
advanced digital imaging software,
used by photographers, designers,
web professionals, and video
professionals.
• The app gives you the utmost power
and creative control for 2D and 3D
image manipulation and
compositing, video editing, and
image analysis
• Created by Thomas and John Knoll in
1988
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3. Create Documents
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Access the New document dialog:
1. Launch Photoshop
2. Select File > New or press Ctrl+N

4. Create Documents (Cont.)
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Color Mode:
RGB: for Web design and photography
CMYK: for commercial print
Bit Depth:
8 bit: Generally used
16 / 32 bit: For major image editing but
require large space.
Background Contents: Color of the background
layer.
Color Profile:
sRGB: For general use and to use image in
web or screen.
Adobe RGB/ ProPhoto RGB: For advance
photographic work.
Pixel Ratio:
Square Pixels: Most of the case
Rectangular Pixels: For wide screen video
content.

5. Saving your work
• Save or Save as
• File format
1. PSD: Native file format. If you use only photoshop as your image editor then its is
most flexible. Large file size
2. JPEG: (Joint Photographic Experts group) this format is mostly used for image that
will be displayed on screen or web. Small file size, data is lost during compression.
3. GIF: (Graphics Interchange Format) this format is not used for photographs
because it only contain 256 colors but file size is small, support transparency
4. PNG: (Portable Network Graphics)Same as GIF but mainly used for web graphics
5. PDF: (Portable Document Format) Very useful for displaying files across multiple
platforms and applications.
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6. Basic Navigation
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Tool
box
Menu Bar Option Bar
Layer & Channel
Panel
Color Panel

7. Basic Navigation: Menu Bar
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8. Basic Navigation
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Layer & Channel
Panel
Color Panel

9. • Move Tool: Moves selections or layers.
• Rectangular Marquee Tool: Selects an area in your image in a
rectangular box. Hold the Shift key to make the selection a square
• Lasso Tool: Selects an area in image in a free form shape.
• Crop Tool: Trims the part of an image according to the selection.
• Hand Tool: Moves or drags photo in the Photoshop Elements
workspace.
• Zoom Tool: Zooms in or zooms out image.
• Magic Wand Tool: Select pixels with similar colors
• Spot Healing Tool: Removes spots from photos.
• Eyedropper Tool: For copy a color
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Basic Tools

10. Thank you