Sensoray 512 DOS Bedienungsanleitung PDF herunterladen (Seite 5)

3. Introduction

The Sensoray Model 512 is an MPEG video encoder decoder board. Some of the feature 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 Svideo inputs and outputs

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

• DOS, Linux, and Windows driver available

• PC/104 form factor

• Either BNC connectors or header for video input and output

• Either mini phone jacks or header for audio input and output

• 3 digital TTL level digital 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

DOS Driver features

• Low memory usage

• All functions called through the i86 software interrupt mechanism for universal language support

• Easy calls to functions that return or send blocks of compressed video to and from the 512

hardware

• Easy calls to functions that return or send blocks of uncompressed audio to and from the 512

hardware

• Status functions

• Digital I/O functions

• Command line utility to set up video parameters such as bit rate, resolution, etc.

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Sensoray 512 DOS Bedienungsanleitung Seite 5