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202 - Lesson 3 - Image Software

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EMS Creative iMedia
Unit 202

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202 - Lesson 3 - Image Software

  1. 1. Digital Media Lesson 3
  2. 2. Lesson Goals  Understand key features  Be able of various image software to identify the capabilities and limitations  Know various image file formats and their properties
  3. 3. Identify capabilities & limitations Know image file formats What software can we use to edit image files? #image #capability #limitation #file
  4. 4. Identify capabilities & limitations Know image file formats Image Software  The following are examples of commercial image editing software: Photoshop Fireworks iPhoto Paint Paint.NET Pixelmator Picasa Gimp #image #capability #limitation #file
  5. 5. Identify capabilities & limitations Know image file formats Image Software  There is a huge difference between the capabilities of different types of image editing software depending on the application.  Common capabilities of image editing software include:         Brush Tool Eraser Tool Filter effects Cropping Sharpening Red Eye Removal Hue and Saturation Brightness and Contrast #image #capability #limitation #file
  6. 6. Identify capabilities & limitations Know image file formats Your Task – Image Software  Describe the characteristics and capabilities of the software:    What can the software do? What are the main features? Explain the limitations of each piece of software:   What can’t the software do? Is the price or platform a problem? Software Characteristics & Capabilities Limitations
  7. 7. Identify capabilities & limitations Know image file formats Which platforms allow us to view image files? #audio #capability #limitation #file
  8. 8. Identify capabilities & limitations Know image file formats Image Platforms  You can view digital media on any of the following devices: #image #capability #limitation #file
  9. 9. Identify capabilities & limitations Know image file formats Image Platforms  As there are so many different image viewing devices, various file formats are required for different broadcast methods.  Some devices have displays capable of viewing images at an extremely high resolution where as others require less quality.  Image file formats can vary in:     File Size Quality Resolution Compression #image #capability #limitation #file
  10. 10. Identify capabilities & limitations Know image file formats Compression  Different file formats compress images in various ways such as the JPEG compression shown on the left and GIF on right:  The GIF file format deteriorates a lot more than the JPEG file does when you zoom in on the image. #image #capability #limitation #file
  11. 11. Identify capabilities & limitations Know image file formats Your Task – Image File Formats  Describe the characteristics and properties of each file:     Where is it used? Big or small file size? Common or not? Explain file compression for each type:  Is it a compressed file or not? File Format Characteristics & Properties Compressed?
  12. 12. Identify capabilities & limitations Know image file formats Keywords  Image  Something visual such as a photo or graphic  Raster  Most realistic images made up of pixels  Vector  Made up of shapes and lines such as clipart  Compression  Making a file smaller for broadcasting on different platforms

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