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Published byTrine Vestergaard Modified over 6 years ago
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AMCOM Digital Archive Design Review - Week 3
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Summary of Last Week’s Review
Component 1: Digital archive, with intranet interface, that easily organizes and delivers propulsion test data Component 2: Improve the process of collecting propulsion test data and delivering it to the digital archive
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Previous Week’s Activities
Communication with sponsor Process Improvement Brainstorm ideas Solution research Digital Archive Architecture definition Preliminary Schedule
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Sponsor Communication
Meeting with Dr. Lilley Clarified the video architecture of the test site Discussed solutions to improving the video collection process Communication with George Arkoosh Windows 2003 server and SQL developer edition are “In the mail” Received specifications on current equipment
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Process Improvement Current System Proposed Improvement
Four video streams connected to four DV-decks Take the four DV-tapes and rip the video off of each one Proposed Improvement Eliminate the DV-Tapes (except for backup purposes) and the need to rip video off of four tapes Use a four input video capture card and a computer to capture the signals straight to a file
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Video Architecture Cameras NTSC Signals DV DECK DV DECK DV DECK
Encoding Station Gigabit Ethernet connection to the digital archive.
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Picolo Tetra-X – (Overview)
Dedicated to high-demand multiple camera applications on the security or industrial market. Due to four color video digitizers it can acquire four real-time full size 16-bit image sequences in parallel. Picolo Tetra-X is able to simultaneously digitize four video signals and to send the resulting digital data in real time into the PC memory through the PCI bus TTL I/O lines are provided for system integration.
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Picolo Tetra-X 240 fps 64-bit, 133 MHz PCI-X bus
4 color video digitizers for video streaming & camera switching Expandable architecture: 3 Video Expansion Brackets for up to 16 camera inputs
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Streams Software System
System Overview Provides simultaneous data recording from a variety of streaming devices, synchronizing these data streams using computer time, GPS time, or IRIG-B time. Recording can be started and stopped using a variety of hardware and software triggering methods. Frame capture rates are selectable, and can be scheduled using scripts. Events of interest can be marked during or after recording for quick reference.
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Videum 4400 AV Specs Simultaneously capture 4 channels of audio and video 640x fps (NTSC) per channel BNC connectors for video 4 stereo 1/4” mini jacks via breakout cable Captures in YUV codec Can use software to encode YUV to avi file
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Videum 4400 AV Pros & Cons Cons Pros Costs $899
Captures 4 channel audio and video simultaneously Free SDK development kit Audio and video capture and preview Digital zoom Downloadable programs from website Cons Costs $899 Secondary program needed to encode from YUV to AVI Coax to BNC adapters needed May have problem connecting audio to jacks
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Recommended Hardware Pentium 4 128 MB of ram 40 GB Hard Drive CD-Rom
Would use GHZ processor 128 MB of ram Would use 1 GB of ram 40 GB Hard Drive Would use 120 GB SATA hard drive CD-Rom
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Webcam Corp - WCSA440B Price $520 4 video processors (frame grabbers)
Proprietary video processing engine Bundled Software designed more for surveillance applications Recording Resolutions: NTSC: 640x480, 352x240, 320x240, 176x112 PAL: 704x576, 640x576, 352x288, 320x288, 176x144
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ITuner - Spectra 8 Price: $395 4 video processors (frame grabbers)
frame grabbing up to 120fps (4X30) in PAL/SECAM/NTSC In Windows, each frame grabber channel has it's own WDM driver No bundled software, but compatible with all frame-grabber applications
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ViewCast Osprey Capture Cards
Multiple Capture cards per PC Price $180 - $425 / card Wider user/support base (768x fps uncompressed)
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MS Data Storage Services
Digital Archive Intranet Interface Browser Interface MS IIS Server IE Explorer or Similar MS Windows 2003 Server MS Windows Server Hardware Desktop Hardware Network Interface Network Interface MS SQL Server MS Data Storage Services MS Windows 2003 Server MS Windows 2003 Server 4 CPU Server Hardware Data Storage Hardware
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Discussion / Questions
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