Optimising images

Adding your own pictures from USB stick, disc, by scanning or digital photography

• Editing images with Adobe Photoshop. Optimising graphic file formats: jpeg, gif & png
• Handouts - to download from Google Drive click images below

A free open source alternative to Adobe Photoshop is GIMP - available for Windows, Mac OSX and Linux

see also digitalsynopsis.com/design/when-to-use-jpg-png-gif/

makeuseof.com article on optimising images for the web using gimp