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Moodle 2.5 Multimedia Cookbook by Silvina P. Hillar

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Chapter 7. Working with Bitmaps and Photographs

In this chapter, we will cover the following recipes:

  • Selecting between lossy and lossless compression schemes
  • Resizing photos to their appropriate size
  • Adding hotspots to photos
  • Editing color curves
  • Adding effects and applying filters
  • Uploading images to Moodle
  • Creating animated 3D graphics
  • Linking external image files from thinglink.com
  • Embedding images from thinglink.com

Introduction

A bitmap graphic is made up of a grid with a lot of little squares (pixels). In each pixel we put a different color; adding color to the pixels, we build an image pixel by pixel. As we move backwards from the grid, the pixels blend and we can see a photographic image, a bitmap.

This chapter explains how to work with different ...

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