Google TV and Second Screen Apps. What kinds of apps are there and how to make them. Covers smart tv landscape. By Carmen Delessio. Author of "Sam's Learn Google TV Development in 24 Hours." Presented at NYC Android Developer meetup. 3/14/2013 at Amplify.com

1. Google TV: How to develop second screen apps
NYC Android Developer Meetup 3.14.2013
Carmen Delessio
Sam’s Learn Google TV Development in 24 Hours
http://about.me/carmendelessio

3. CES 2013 Announcements:
ASUS
LG
HiSense
NetGear
Available Now:
Sony, Visio, LG

4. Develop on a device …
for less than $100

5. YouTube app in the news

6. YouTube app
in the news

7. Smart TV Projected Growth:
http://techcrunch.com/2012/10/17/smart-tv-growth-for-2012-pegged-at-15-but-north-americans-still-slow-to-adopt/
http://www.displaysearch.com/cps/rde/xchg/displaysearch/hs.xsl/121017_smart_tv_shipments_grow_worldwide_in_2012.asp

8. Smart TV Technology
http://www.movinapp.com/the-smart-tv-technology/

9. Google TV is a software platform.
Hardware and software are separate.
Google TV works across manufacturers.

10. Google TV is a software platform.
Hey, this reminds me of something . . .

11. Smart Phone Market Share 2008
Apple 19%
RIM 44%
Palm 13%

12. Smart Phone Market Share 2012
Google 51%
Apple 30%
RIM 14%

13. 2008: SmartPhones = dedicated hardware
Android – a software platform, decouples
hardware and software
2012: Over 50% of smart phones use Android
Prediction:
Smart TVs will follow same model. A software
platform will dominate. Google TV is leading
contender.

14. Google Play (a real market) is available on
Google TV
Plenty of Android Developers!

15. The TV is on.
Why are you looking at your
phone?

16. We all look at our phones (or tablets) all the
time.
With a second screen app, the content in
the 2 screens is somehow related
There are at least 4 Kinds of Second
Screen apps

17. Enhanced Viewing apps
Supplement a broadcast TV show

18. Enhanced Viewing apps
Synced apps

19. Enhanced Viewing apps
Developers, check out watchwith.com

20. Enhanced Viewing apps
Work with all TV Shows
-Or-
Have have some level of content
integration

21. Remote Control Apps

22. Remote Control Apps

23. Content Selection Apps
Select on Device
Play on TV

24. Content Selection Apps
Flickr Example
http://www.informit.com/articles/article.aspx?p=2021960

25. Content Selection Apps:
Opportunities?
What about Facebook?
Instagram? Shutterfly?
News or TV Content apps?
CNN? Comedy Central?

26. Content Selection Apps
Select content on device,
Display on TV
Default Display (photos or videos)
Custom display –app on phone and TV

27. Interactive Apps
Blackjack Sample App

28. Interactive Apps
Blackjack Sample App
Make your play using a device

29. Interactive Apps
Blackjack Sample App
Results
Displayed on
TV

30. Interactive Apps
Blackjack Sample App
Two apps
are used
Phone App TV App

31. Interactive Apps
Blackjack Sample App
Multiple devices can be
connected to the TV
Possibilities?

32. Interactive Apps
Wedraw.tv and others from movl.com

33. Interactive Apps
Interact with device,
Display on TV
Not just selecting content
There is an app on both the TV and the
device.

34. Ok already,
Let’s make something

35. Discovery: Hey, there is a TV over here
Pairing: OK, let’s connect
Discovery - recognizing a TV on network
Pairing - establishing trusted communication

36. Discovery: Hey, there is a
TV over here
Discovery –
recognizing a TV on a network

37. Pairing: OK, let’s connect
Pairing - establishing trusted communication

38. For all second screen apps, some kind of
discovery and pairing must occur.
Google TV builds in:
Anymote Protocol
&
Google TV Pairing protocol
https://code.google.com/p/anymote-protocol/
https://developers.google.com/tv/remote/docs/pairing

39. Getting Started
The best way to start is to install and run the
BlackJack Demo app
https://code.google.com/p/googletv-android-samples/
git clone https://code.google.com/p/googletv-android-
samples/

40. Install BlackJack Demo

41. Install BlackJack Demo
After installation you will have:
 BlackJackGTV - a simple 1st screen app
 BlackJackTVRemote - a simple 2nd screen app to talk w/ the
first screen app.
 Anymote Library – library for Anymote protocol

42. Install BlackJack Demo
 BlackJackTVRemote
 Uses Anymote Library
Android properties for BlackJackTVRemote

43. What does Anymote do?
Allows Remote App to send:
 Key events
 Mouse Events
 Connection Events
 Intents!

44. BlackJack Remote App Code:
 Implement Anymote ClientListener
 Get the AnymoteSender when connected
 Send Keystrokes to the TV App
 “H” for Hit
 “S” for Stand
 “N” for New Game

45. Activity - implement ClientListener
Manifest – defines service & anymote pairing activity

46. Hit Button Clicked
The sendKeyEvent() method

47. On the TV App, there is a response to the “H”
Remote app sends KeyEvent.KEYCODE_H via
anymote
TV App gets this key in the onKeyDown() and
responds

48. Sending Intents using Anymote
Just android
- Implicit intents like View a web page
- Explicit – start a specific activity

49. Implicit intents like
View a web page
Demo app takes URL
Displays it on TV
Simple example, shell for other apps

50. Flickr Example
- Gets most recent Flickr Photos
- Select a photo
- Fling it to TV
- Set up Anymote Library
- Get Source code
- You can use this as your Second Screen
Remote app starting point

51. http://www.informit.com/articles/article.aspx?p=2021960

53. RecentPhotoActivity.java

54. Intent App – remote app uses explicit intent
Remote App code to fling intent:

55. Debugging and Running apps on GTV
Get Computer IP address
Set Debugger address on TV settings
ADB connect to TV:
adb connect 192.168.1.103
TV is just another device

56. Android 4.2.2
Presentation class
Display Content on 2nd Screen

57. OUYA Game Console
http://www.ouya.tv/devs/

58. - Google TV is a software platform
- Different types of second screen apps
- Enhanced Viewing
- Remote control
- Content Selection
- Interactive

59. - Besides Google TV, Check out
- Watchwith.com
- Movl.com
- http://www.ouya.tv/devs/

60. Carmen Delessio
http://about.me/carmendelessio
http://www.bffmedia.com
http://www.screenitup.com