Android Concepts
What is Android
Android is a software product for mobile devices that has three major parts:
- operating system
- middleware
- key applications
Android Architecture
Here are the major components based on this [source]
Key principles
1. Linux Kernel - proven driver model, memory and process management, etc. (a core service of a reliable operating system)
2.
| Component | Responsability | ||||||
|---|---|---|---|---|---|---|---|
| Surface Manager | composing drawing surface onto the screen | ||||||
| ES & SGL | core of graphics libraries | ||||||
| Media Framework | core media: mpeg, mp3, all video formats, etc. | ||||||
| FreeType | an engine for rendering fonts
- |
SQLite | core of data storage
- |
WebKit | an open source web browser engine
- |
SSL | security socket layer |