journey of video from ipl ground to tv
DESCRIPTION
Ever wondered how does IPL matches get streamed to your TV. I took a session on the whole science behind this at University of Pune.TRANSCRIPT
Journey Of Video From IPL Ground To TV
Anirudh TomerToshish Jawale
Brain To Brain: Journey of video from IPL Ground to TV
What is Journey of video ?
This is a Fusion Science
Session
Brain To Brain: Journey of video from IPL Ground to TV
Journey
Introduction
Session Parameters
The Voyage
The beginning
Brain To Brain: Journey of video from IPL Ground to TV
Introduction
Are we audible ?
Audience Classification
Introducing self
Brain To Brain Series: What ?
Brain To Brain: Journey of video from IPL Ground to TV
Session Parameters
Session
• 1:45 hours for session
QA
• 15 minutes• Goodies
Freedom
• QA in b/w• Have refreshments in b/w
Brain To Brain: Journey of video from IPL Ground to TV
The Voyage
Object To Camera
Camera To IBC
IBC To Satellite
Satellite To Set Top Box
Brain To Brain: Journey of video from IPL Ground to TV
Eagle Eye
Brain To Brain: Journey of video from IPL Ground to TV
Why we do need a lens
Brain To Brain: Journey of video from IPL Ground to TV
Laws of Physics
Brain To Brain: Journey of video from IPL Ground to TV
Laws of Physics
Brain To Brain: Journey of video from IPL Ground to TV
SLR: Single Lens Reflex Camera
Brain To Brain: Journey of video from IPL Ground to TV
Shutter Mechanism
Imagine 200 Million(200,000,000) frames
per second in HD
Brain To Brain: Journey of video from IPL Ground to TV
Recording Video Digitally
Brain To Brain: Journey of video from IPL Ground to TV
Splitting Light Gray = G * 0.59 + B * 0.30 + R *
0.11;
Brain To Brain: Journey of video from IPL Ground to TV
Detecting Intensity and Shutter Mechanism
- --
Brain To Brain: Journey of video from IPL Ground to TV
Charge Coupled Device
Brain To Brain: Journey of video from IPL Ground to TV
DSP Color balancing Edge sharpening Image normalization Applying different kinds of Image filters
Brain To Brain: Journey of video from IPL Ground to TV
Raw Video Out of Camera
Y• Luminance• Black and
White
U• Color
Component• Blue - Y
V• Color
Component• Red - Y
Brain To Brain: Journey of video from IPL Ground to TV
Resolution
2.1 MP = 2,100,000 pixels
1600 x 1200= 1,920,000Pixels
Brain To Brain: Journey of video from IPL Ground to TV
Video Standards
Brain To Brain: Journey of video from IPL Ground to TV
On the field
3D2D
Brain To Brain: Journey of video from IPL Ground to TV
Ok, now what next?
Brain To Brain: Journey of video from IPL Ground to TV
Camera to International Broadcast Center (IBC)
Broadcast Studio
Camera Control Unit (CCU)
IBC
Brain To Brain: Journey of video from IPL Ground to TV
Camera Control Unit (CCU) Partial
Control the iris, shutter speed, black level, gain, etc.
Adjust color balances Monitor and adjust a wide range of
technical parameters Send signals to the camera operator
Complete addition of pan/tilt, zoom and focus
controls.
Brain To Brain: Journey of video from IPL Ground to TV
Editing
CCU
Brain To Brain: Journey of video from IPL Ground to TV
Compression Spatial Image Compression Temporal motion Compression
Intra-frame Inter-frame
Brain To Brain: Journey of video from IPL Ground to TV
Geosynchronous Satellites
Remain At Fixed Position in Sky
No obstacles in Transmission
Global Access
Amplification
Brain To Brain: Journey of video from IPL Ground to TV
International Broadcasting Centre (IBC)
Brain To Brain: Journey of video from IPL Ground to TV
Satellite Communication14.0 GHz to 14.5 GHz.
12.25 GHz to 12.75 GHz
Compress, Encrypt,
Modulate and Send
Brain To Brain: Journey of video from IPL Ground to TV
Pulse Code Modulation
Brain To Brain: Journey of video from IPL Ground to TV
Why High Frequencies and Modulation ?
Brain To Brain: Journey of video from IPL Ground to TV
Modulation Techniques used by Satellites
Binary phase shift keying (BPSK)
Quadrature phase shift keying (QPSK)
Orthogonal Quadrature phase shift keying (OQPSK)
8PSK
Quadrature amplitude modulation (QAM)
Brain To Brain: Journey of video from IPL Ground to TV
Next…
Brain To Brain: Journey of video from IPL Ground to TV
Know your Dish!!!
Adjustible roof mounting hardware
Coaxial Cable
Brain To Brain: Journey of video from IPL Ground to TV
Feed horns
Brain To Brain: Journey of video from IPL Ground to TV
Sneaking into Set top Box!
TunerDemodulato
rDEMUX Decoder
CPU
CA Module
Memory (RAM/ROM
etc.)
QPSK, QAM
User Input
BroadcastVideo
Audio
Brain To Brain: Journey of video from IPL Ground to TV
CA Module Entertainment Management
Message (EMM) Entertainment Control Message
(ECM)
MPEG - 4
Brain To Brain: Journey of video from IPL Ground to TV
TV Guides
Brain To Brain: Journey of video from IPL Ground to TV
To the Television
Brain To Brain: Journey of video from IPL Ground to TV
The Beginning
Teach Others
Stay Hungary for knowledge
The world needs Engineers not programmers.
Brain To Brain: Journey of video from IPL Ground to TV
Thank You Anirudh Tomer
Toshish Jawale [email protected]
Daemon Blogshttp://systemsdaemon.blogspot.com
Brain To Brain: Journey of video from IPL Ground to TV
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