1. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 1 CONFIDENTIAL: For limited circulation only An automaton that is created from biological materials and resembles a human.

2. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 2 CONFIDENTIAL: For limited circulation only

3. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 3 © 2010 MindTree Limited Android SDK Overview Gururaj Parvati

4. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 4 CONFIDENTIAL: For limited circulation only ● Android Architecture overview ● Android SDK What is there? ● Android C2DM ● Android Media Framework ● Bluetooth ● Android 2.3 Enhancements ● Graphics 2D/3D ● Telephony Agenda

5. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 5 CONFIDENTIAL: For limited circulation only One picture we have all seen zillion times

6. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 6 CONFIDENTIAL: For limited circulation only Bottoms-up - Cheers No native windowing system No glibc support instead bionic libc with BSD license Linux Device drivers Android shared memory (Ashmem) Binder IPC driver New Power management

7. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 7 CONFIDENTIAL: For limited circulation only You have developed a great APP! Cool. When do you think users will un install your application? If you are not a good Citizen

8. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 8 CONFIDENTIAL: For limited circulation only Power management 1 2 3 4 5 6 7

9. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 9 CONFIDENTIAL: For limited circulation only Libraries Bionic libc. BSD license. Web kit support with Ajax, DOM, CSS and Java script support Interface through Java Surface manager – Handling UI Windows 2D and 3D graphics Media codecs, SQLite, Browser engine

10. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 10 CONFIDENTIAL: For limited circulation only Android Runtime Dalvik VM –Dex files (Dalvik executable file) –Compact and efficient than class files –Limited memory and battery power –Supports multiple virtual machines Core Libraries –Java 5 Std edition –Collections, Data structure, File accss I/O etc…

11. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 11 CONFIDENTIAL: For limited circulation only Application Framework Written in Java API interface E.x Hardware Services Telephony, GPS, Wifi, BT, USB, Sensor

12. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 12 CONFIDENTIAL: For limited circulation only Applications Written in Java Built in and user apps Can replace built in apps Platform VersionAPI Level Android 2.39 Android 2.28 Android 2.17 Android 2.0.16 Android 2.05 Android 1.64 Android 1.53 Android 1.12 Android 1.01 E.g Install location

13. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 13 CONFIDENTIAL: For limited circulation only What tools? ● Eclipse ● ADT plugin ● Android SDK ● Cygwin and Android NDK How do I code? ● Native  C/C++ Use NDK ● Managed  Java Uses Dalvik VM and SDK APIs (Widgets and applications, Services) ● Web  Ajax, Java Script ● APK (Application package) ● ADB (Android debug bridge) So what are my options?

14. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 14 CONFIDENTIAL: For limited circulation only ● Android C2DM APIs ● Media framework ● Bluetooth ● Android 2.3 updates ● Graphics ● Notifications ● Phone ● SMS ● Call handling Android SDK components

15. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 15 CONFIDENTIAL: For limited circulation only How do I change my app with a cool new audio file? How should I get to know latest cricket score? How should my app sync up with new email? Poll?

16. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 16 CONFIDENTIAL: For limited circulation only ● Allows third-party application servers to send lightweight messages to their Android applications ● An application on an Android device doesn’t need to be running to receive messages. The system will wake up the application via Intent broadcast when the message arrives, as long as the application is set up with the proper broadcast receiver and permissions. ● It requires devices running Android 2.2 or higher that also have the Market application installed. ● Uses an existing connection for Google services. This requires users to set up their Google account on their mobile devices. Android Cloud to Device Messaging Framework

17. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 17 CONFIDENTIAL: For limited circulation only Enabling C2DM Application 1. Registration intent 2. Registration ID 4. Registration ID Google C2DM Server 3 rd Party Application Server 3. ACK

18. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 18 CONFIDENTIAL: For limited circulation only Sending a message Device 1 Application 2. Sends message to registered clients 1. Message for applications Device 2Device n 3 rd Party Application Server Google C2DM Server (2. Queues and stores messages)

19. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 19 CONFIDENTIAL: For limited circulation only Receiving a message C2DM Service Third Party Application Server 2. Sends message to registered clients 1. Message for applications Application 1Application nApplication 2 Google C2DM Server (2. Queues and stores messages) 3. Parse Key Vaue pairs and pass to the respective applications

20. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 20 CONFIDENTIAL: For limited circulation only In a nutshell

21. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 21 CONFIDENTIAL: For limited circulation only Advantages

22. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 22 CONFIDENTIAL: For limited circulation only No Stage Courage?

23. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 23 CONFIDENTIAL: For limited circulation only Media Frame work

24. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 24 CONFIDENTIAL: For limited circulation only How does all apps put the images on to the screen?

25. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 25 CONFIDENTIAL: For limited circulation only ● Manages all audio output devices ● Processes multiple audio streams into PCM audio out paths ● Handles audio routing to various outputs Audio Flinger

26. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 26 CONFIDENTIAL: For limited circulation only Example of Video Tele Conference

27. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 27 CONFIDENTIAL: For limited circulation only ● Default profiles supported ● HSP ● HFP ● A2DP/AVRCP ● OPP ● PBAP Bluetooth Support in SDK: Example of HID extension

28. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 28 CONFIDENTIAL: For limited circulation only Use case

29. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 29 CONFIDENTIAL: For limited circulation only ● Native NDK improvements ● Can receive sensor inputs ● Open API for native audio ● Activity life cycle and window management etc ● Dual camera support ● Near field communication (NFC) support (android.nfc) ● Internet telephony with full SIP support (android.sip) ● New media formats (VP8), audio mixing effects (android.audio.mediafx) ● Open core support is completely replaced by Stagefright, AAC encoding and AMR-WB encoding ● Further JIT optimizations to DVM ● Updated Linux kernel 2.6.35 ● BlueZ bug fixes What is new in Android 2.3

30. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 30 CONFIDENTIAL: For limited circulation only ● API by Android is similar to the J2ME JSR239 (Java Specification request) OpenGL ES APISupport for Open GL ES 1.0,1.1 and 2.0 ● Normal path uses Java GL interface and GL JNI ● Custom apps sometime avoid GL JNI path Graphics : OpenGL 2D and 3D

31. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 31 CONFIDENTIAL: For limited circulation only Telephony and RIL

32. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 32 CONFIDENTIAL: For limited circulation only Solicited notifications

33. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 33 CONFIDENTIAL: For limited circulation only Unsolicited notifications

34. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 34 CONFIDENTIAL: For limited circulation only ● Battery ● Notifications, Intents, ● Wifi ● Location ● Etc etc.. Many more SDK features

35. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 35 CONFIDENTIAL: For limited circulation only ● http://sites.google.com/site/io/ http://sites.google.com/site/io/ ● http://www.google.com/events/io/2010/ http://www.google.com/events/io/2010/ ● www.google.com/events/io/2009/sessions.html www.google.com/events/io/2009/sessions.html ● http://developer.android.com/sdk/index.html http://developer.android.com/sdk/index.html ● http://code.google.com/android/ http://code.google.com/android/ Good references

36. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 36 CONFIDENTIAL: For limited circulation only Questions

37. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 37 CONFIDENTIAL: For limited circulation only ● Gururaj_parvati@mindtree.com My contact

38. © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only Slide 38 www.mindtree.com © 2010 MindTree Limited CONFIDENTIAL: For limited circulation only