Image+formats

=Different Image Formats=


 * = ** JPEG ** ||
 * **Pros** || **Cons** ||
 * Most popular on the web || Disregards data when saved from original meaning quality affected ||
 * Rich colors (up to 16 million) great for photos || Can't animate ||
 * Most used & accepted format (OS - Mac, PC, Linux) || Doesn't support transparency ||
 * Best format for Mac/PC compatibility. Use with images to maintain small file sizes **


 * = ** GIF ** ||
 * **Pros** || **Cons** ||
 * Supports transparancy || Only supports 256 colors ||
 * Can do small animation effects || Sometimes larger file size than PNG ||
 * Great for images with limited colors or flat regions of color ||  ||
 * Best format for drawn or clip art drawings with few colors **


 * = ** PNG ** ||
 * **Pros** || **Cons** ||
 * Doesnt lose quality / detail after compression (lossless) || Large images create large files (often larger than JPEG) ||
 * Supports transparancy better than GIF || Cant be animated ||
 * PNG often small file sizes than GIF || Not all web browsers support PNG (most do though) ||
 * Better overall compression than GIF, better control of image brightness & color correction **


 * = ** TIFF ** ||
 * **Pros** || **Cons** ||
 * High quality image format || Very large file sizes ||
 * Best format when images are intended for print **

courtesy of 1stwebdesigner.com
 * Example images **

An easy to use application installed on all Macs. U seful for basic editing and adjustment tools, such as re-sizing, exporting into different formats, annotating.
 * Apple's Preview Application **

@http://www.makeuseof.com/tag/macs-preview-feature-edit-photos/ @http://www.macworld.com/article/1153807/previewimageeditpowers.html @http://www.icreatemagazine.com/news/use-instant-alpha-to-quickly-cut-out-images-in-preview/

**Taking screen shots with Mac OSX**

 * Command - Shift - 3** Takes a screen shot of the entire screen
 * Command - Shift - 4** Allows you to select a portion of the screen and take a screen shot
 * Command - Shift - 4** then press **spacebar** The cursor will change to a camera and allow you to capture an application window

**Save location / file types of screen shots**
By default, the save location of screen shots is the ** desktop **, and the default file type is ** PNG **. To change these default settings open **terminal** (applications - utilities - terminal). defaults write com.apple.screencapture type FORMAT type the command above and replace FORMAT with jpg / GIF/ TIFF etc Create a new folder on your hard drive where you will save to, and change the folder path below to match the path you created defaults write com.apple.screencapture location /your folder path
 * 1. Changing default file types**
 * 2. Changing the default save location**

Log out of OSX and then back in for the changes to take effect