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Android High Performance Programming

You're reading from  Android High Performance Programming

Product type Book
Published in Aug 2016
Publisher Packt
ISBN-13 9781785288951
Pages 412 pages
Edition 1st Edition
Languages
Authors (3):
Emil Atanasov Emil Atanasov
Profile icon Emil Atanasov
Enrique López Mañas Enrique López Mañas
Profile icon Enrique López Mañas
Diego Grancini Diego Grancini
Profile icon Diego Grancini
View More author details

Table of Contents (17) Chapters

Android High Performance Programming
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Preface
1. Introduction: Why High Performance? 2. Efficient Debugging 3. Building Layouts 4. Memory 5. Multithreading 6. Networking 7. Security 8. Optimizing Battery Consumption 9. Native Coding in Android 10. Performance Tips Index

Including existing libraries


One of the main reasons why NDK is extensively used is to include other already existing libraries that provide some set of functionalities in C/C++. Maybe the most obvious example is OpenCV, which was originally written in C/C++. Rewriting it in Java will not only take time, but on top of that it will not be as efficient as its native counterpart.

Alternatively, you might want to create your own libraries and distribute them to third-party developers. It could even be possible to create a prebuilt version of the libraries that can be directly included in our project, so we speed up the build time rather than compiling the library with each build.

There are a set of steps we must follow in order to achieve this. First, each prebuilt library being used must be declared as a single independent module. This is how we achieve it.

The module must have a name. It does not strictly need to be the same as the prebuilt library, but it needs to contain a name:

  1. Go to the Android...

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