Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Group Presentation


Published on

presentation by Amy Garrett, Gregory Bogle, Daniel Cannadine and Carly Marples

Published in: Technology, Art & Photos
  • Be the first to comment

  • Be the first to like this

Group Presentation

  1. 1. Graphic Files Amy Garrett Gregory Bogle Daniel Cannadine Carly Marples
  2. 2. Vector V’s Bitmap <ul><li>Vector </li></ul><ul><li>images are mathematically-based e.g logos and line graphs </li></ul><ul><li>Easily resized without distortion </li></ul><ul><li>Bitmap </li></ul><ul><li>Images are made up of a series of pixels </li></ul><ul><li>Used in photographs </li></ul><ul><li>Distorted when resized </li></ul>
  3. 3. GIF V’s JPEG <ul><li>GIF </li></ul><ul><li>GIF = Graphics Interchange Format </li></ul><ul><li>Used for pictures and drawing on web pages </li></ul><ul><li>High contrast images </li></ul><ul><li>JPEG </li></ul><ul><li>JPEG = Joint Photo Expert Group </li></ul><ul><li>used for photographs </li></ul><ul><li>lose quality when they are compressed </li></ul>
  4. 4. Embedded graphics V’s Linked graphics <ul><li>Embedded Graphics </li></ul><ul><li>Increase size of word document </li></ul><ul><li>Using more memory </li></ul><ul><li>Doesn’t use Vectors </li></ul><ul><li>Linked Graphics </li></ul><ul><li>Does not increase size of work document </li></ul><ul><li>Keeps memory usage to a minimum </li></ul><ul><li>Doesn’t use Vectors </li></ul>
  5. 5. What is colour pallette? <ul><li>A range of colours, each assigned a number per pixel </li></ul><ul><li>256 Red Green Blue colours </li></ul><ul><li>PNG can have a combination of 4 colours per pixel </li></ul>
  6. 6. What is lossless compression? <ul><li>Data compression to allow images to be stored using less memory than the original image </li></ul><ul><li>Maintains exact original data when compressed </li></ul><ul><li>Image is an exact reconstruction of original file </li></ul>
  7. 7. What FBS skills wiki, says about using PNG files? <ul><li>PNG = Portable Network graphics </li></ul><ul><li>Overcomes problems with loss of resolution in high definition images produced by GIF and JPG </li></ul><ul><li>Cannot support animations </li></ul>
  8. 8. Why using .bmp format files are bad <ul><li>.bmp files get distorted and undergo degradation when you re-size the image </li></ul><ul><li>When a smaller image is enlarged, the quality is reduced </li></ul>
  9. 9. What is Flickr? <ul><li>web based resource where people can upload picture and label them </li></ul><ul><li>Can be used recreationally in so far as pictures of parties weddings and other such activities can be viewed </li></ul><ul><li>pictures of cities and other places, which might be of academic use can also be found </li></ul>