Datapath VisionAV-HD Manual do Utilizador descarregar pdf (Página 4)

Board Format PCI-Express x4 low prole card, 68.9mm x 167.6mm

Connectors (main board) 2 x DVI-I and a single RCA (female)

HDMI Capture Supports HDMI 1.3 to 225MHz (including deep colour modes). HDCP not

supported.

Incorporates TMDS equalizer to support up to 20m cables.

DVI Capture Supports DVI 1.0 RGB 24bit capture to 165MHz.

Incorporates TMDS equalizer to support up to 20m cables.

VGA / YPbPr Capture Triple ADCs sampling up to 170Msps. Full 4:4:4 sampling, 8 bits per col-

our.

5-wire, 4-wire or sync-on-green signal formats.

Composite Video Capture CCIR601 sampling. PAL, NTSC, SECAM formats automatically detected

Audio Capture Stereo Line-In/Stereo balanced inputs with programmable gain (+/-12dB)

16/24 bit sampling at 44.1/48/96kHz.

HDMI audio can be selected as source for audio streaming.

Analog stereo line-out at up to 64kHz sampling, sourced from Analog

input or HDMI stream

Video Capture Memory 256MB high bandwidth frame buer supports triple buering of HD and

SD video.8Local storage of complex scatter-gather tables for DMA engine

(eliminates read overhead)

Video Processing Polyphase FIR scaling engine (7x5) for hardware downscaling and

upscaling

Colour space conversion allows captured data to be transferred in any

format:

• RGB 16 bit (5-5-5, 5-6-5), 24 bit (8-8-8) or 32 bit (8-8-8-alpha)

• YUV 16 bit (4:2:2)

• Mono: 8bit

DMA Engine Direct DMA to physical or virtual memory buers with full scatter-gather

support.

DMA bandwidth : 800MB/s

16 independent DMA streams:

• Any mix of HD and SD sources, colour space, cropping and scaling

parameters

Operating System Support Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008,

Windows 7, Windows 8 and Linux (audio not supported),

see www.datapath.co.uk for updates.

Power Requirements Max current at 12V – 1A

Max current at 3.3V – 1A

Thermal dissipation – 15.5W

Specication

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