The inner workings of the Captivate capture engine

For you techies, the Captivate capture engine is based on static screenshots. Going back to the Adobe Media Encoder project, let's review what exactly happened when you clicked the mouse during screen capture using the following steps:

1. Return to the Chapter08/encoderDemo_1_1024.cptx file
2. Make sure the first slide is selected in the Filmstrip panel

The first slide shows the mouse clicking the Add Source icon of AME. When you clicked this icon, Captivate launched a sequence of actions behind the scenes:

• Captivate recorded the position of the mouse at the time of the click (using x and y coordinates).
• Adobe Media Encoder executed the action.
• When Adobe Media Encoder completed its action, Captivate took a second static screenshot to capture the new state of the application. This second screenshot is used as the background image of slide 2.

You then used your mouse a second time to select the demo_en.mov file. When this...