Computer Vision with OpenCV 3 and Qt5

Technology Preview Modules

Exactly as their name implies, these modules are the ones that are usually offered in a state that is not guaranteed to work for all cases; they may or may not contain bugs or other issues, and they are simply still in development and are offered as a preview for test and feedback purposes. As soon as a module is developed and becomes mature enough, it becomes available in other categories mentioned before, and it's taken out of the technology preview category. An example of these types of modules, at the moment of writing this book, is Qt Speech, which is a module that is aimed to add support for text-to-speech in Qt applications. It's always a good idea to keep an eye on these modules if you are looking forward ...