MOTION IMAGERY & APPLICATIONS
A Primer….
2
Background & History
“Motion Imagery” instead of video because the term “video” excludes some non-traditional uses of multi-frame imagery Specialized cameras for docking
applications, payloads, etc.
3
Green Book Overview
Three main sections Section 2 documents deployed
digital video systems Section 3 is a primer on digital video
parameters Section 4 outlines potential subjects
for inclusion in a Magenta Book
4
Applications of motion imagery Personal Video Conferencing Medical Situational Awareness Engineering/Science Public Affairs HiRes/specialized motion imaging Scenarios
Spacecraft to spacecraft Spacecraft to ground station Ground station to ground station Ground station to spacecraft
5
Internal fixed or hand-held camera and/or External camera
Compression
CCU & PTZF commands
RTP Bitstream?IP
Existing CCSDS packetizaton?New packetization standard?
Other audio sources
Standard SD, HD or DCI Video with embedded audio
Metadata
Onboard avionics system
DemuxGround Station
Recover Video Stream(s)
Distribute BitstreamIP or
Packetized Video
Distribute SDI, HDSDI Or DCI Video
Camera commands
6
Assessment of the existing NISN Video Path
to MCC-M MCR and HSG BLOCK 0 Soyuz/ProgressKlyost TV System & “Display” generator
BLOCK 1Service Module Klyost TV Rcvr & Video Distribution to FGB
BLOCK 0.1UHF RF SECAM Video Transmission
BLOCK 2 Video Cables
BLOCK 3SSC Laptop PAL to NTSC video conversion card
BLOCK 4Video Cable
BLOCK 5USOS NTSC Video System Camera Port
BLOCK 6USOS Ku-band VBSP and D/L Stream Transmission
BLOCK 7TDRSS to WSC D/LBLOCK 8
Digital Fiber Optic Line to MCC-H
BLOCK 9MCC-H FEP Demux to NTSC Video
BLOCK 10MCC-H NTSC Video Distribution
BLOCK 11MCC-H ViTS NTSC to Digital Video Conversion & Transmission
BLOCK 12Commercial Carrier To MCC-M
BLOCK 13MCC-M ViTS Digital to NTSC Video Conversion
BLOCK 14MCC-M NTSC to PAL Video Conversion & Distribution
BLOCK 15MCC-M PAL Video Display
7
ATV docking video distribution
8
Spatial and Temporal Motion Imagery RequirementsChart illustrates the relationship between temporal & spatial resolution and typical uses of video
9
10
Questions for discussion
What existing standards and protocols could be used for motion imagery applications?
What applications for imagery are missing?