Sensoray 516 Manuel d'utilisateur télécharger pdf (Page 5)

3. Introduction

The Sensoray Model 516 is an MPEG video encoder/decoder board. Some of the features include:

General

• Real time MPEG-2 and MPEG-1 video encoder and decoder

• Support for variable bit rate and constant bit rate

• IPB pictures to 15Mbps for constant bit rate and 10Mbps for variable bit rate

• Supports multiple resolutions (704x480, 640x480, 352x240, etc.)

• Support for NTSC, PAL

• Composite and S-Video inputs and outputs

• During encoding and standby, video input is fed to output for easy adjustment

• Onboard audio CODEC

• PC/104 form factor

• Either BNC connectors or header for video input and output

• Mini phone jacks for audio input and output

• 2 TTL-level inputs and/or outputs

• Low power

Video encoder

• Generates 13818 (MPEG-2) and 11172 (MPEG-1) compliant elementary streams (ES)

• Operates up to 30 frames per second

• Selectable bit rate

Video decoder

• Decodes both MPEG-1 and MPEG-2 streams

• Horizontal and vertical scaling

4. Hardware Configuration

Video, audio and digital I/O are presented on 5 connectors.

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Sensoray 516 Manuel d'utilisateur Page 5