Online karaoke on facebook Multiple video chat and singing songs from Youtube.

1. Youtube + facebook + Cirrus = ?

2. Exist system of online karaoke
 Record, upload and score

3. Taiwan karaoke system

4. Karaoke in Hong Kong
 Singing in room and share with someone
 Physics location
 Having lunch and dinner in K-Room

5. Reasons for creating a new online
karaoke application
 The first type is grouping you and your friends at one place
to view KTV and sing together.
 To rent the place and borrow different equipment require
lots of money
 The second type is applying current web2.0 concept-
share, the website provide the tool and storage for users to
upload their voice.
 it is difficult for you and your friend to have instant chat
and listen your friend singing instantly.

6. Feature of the proposed karaoke
system
 You can build your own karaoke room and sing to your
friend directly and share the happiness with them.
 User only need to have a facebook account and have
installed flash player 10.1, the software can be used.
 Friend can speak through micorphone and webcam
and user can build up their own Kroom. Friends can
also listen their songs
 In the special youtube player, user can find their favour
KTV and MV and select the Channel

7. Our technology used on online
karaoke
 Flex : to construct the swf which can be run by every
browser except iphone
 Cirrus: Peer to Peer Technology for video conference
 Youtube api : KTV/MTV provider
 Mysql : storage of room information
 PHP : Facebook api for Authentication of facebook
user

8. Flex
 Open source compiler
 Xml format describe the layout of program
 Mixed with actionscript to produce swf run by
anywhere

9. Video Streaming on flash
 Flash Media server vs Red 5
 Server based vs Peer to Peer

10. Cirrus
 Codename Cirrus (previously codename Stratus)
enables peer assisted networking using the Real Time
Media Flow Protocol (RTMFP) within the Adobe
Flash® Platform.
 RTMFP is the evolution of media delivery and real
time communication over the Internet enabling peers
on the network to assist in delivery.
 Cirrus was first introduced in 2008 as a rendezvous-
only service that allowed clients to send data from
client to client without passing through a server.

11. History of Cirrus

12. Youtube api
 Make use of wrapper on actionscript 3.0 on youtube
player api and search api

13. Facebook api for
 Authentication using access token / App Secret

14. Screen capture for system

15. Want to sing Karaoke
1. Search karaoke KTV
2. On search result of karaoke KTV, click selected KTV
and play afterward

16. To communicate with your friend
interactively
 If you have installed the webcam, your video will be
shown on left hand corner

17. To communicate with your friend
interactively
 Press friend's video, the video become larger. Click
again, the video will become normal

18. Function of player
 1. Pause the play of video
2. Resume the play of video
3. Full Screen

19. Function of player
 4 Echo your voice. If you want to listen your voice, you
can press the button of "Speaker no echo"(which next
to full screen button).
5. Channel Selection. Press different channels to
control the output of voice, for example, "Right
Channel" only output the sound on right speaker.

20. Added feature for Karaoke system
 Record your voice
(record in wave
format)
 Download mp3 (exist on Chinese version)
redirect to a YouTube mp3 extract website for user

21. Demo
 English version
 http://apps.facebook.com/usingising-e/
 Chinese version
 http://apps.facebook.com/singkaraoke/

22. Thank You!
Contact: Ronald LO
Email : wailunglo@hotmail.com