About This Guide
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## About This Guide

VCP-Recorder is a digital media data playback and record engine for Silicon Graphics Origin servers and O2 workstations.

The VCP-Recorder User's Guide describes how to use VCP-Recorder to play and record digital media data and to store the data in, and retrieve it from, the MediaHub archive system. Also described in this document are the graphical user interface (GUI), which is used to manually control VCP-Recorder, and MVCP (Multi-Unit Video Computer Protocol), which is the control protocol used by VCP-Recorder.

## What This Document Contains

The following material is covered in this document:

- Chapter 1, “Overview of VCP-Recorder,” contains an overview of the product.

- Chapter 2, “Using the VCP-Recorder GUI,” describes how to use the VCP-Recorder graphical user interface (GUI) to play and record clips and to determine status information.

- Chapter 3, “Using the Clip Manager,” describes how to use the VCP-Recorder GUI to manage clips.

- Chapter 4, “MVCP Reference,” describes the Silicon Graphics Multiple-Unit Video Computer Protocol.

- Appendix A, “Using a MediaHub Archive System,” describes the information that is needed in order to locate clips in a MediaHub archive system or bring the clips from the archive system into VCP-Recorder.

- “Glossary” provides definitions of keywords used in this document.

## Who Should Read This Document

This document is written for VCP-Recorder application developers and system integrators, and others who are interested in obtaining an overview of the product. It is assumed that the reader is already familiar with broadcast industry concepts.

## Related Documentation

Refer to the following documents for related information:

- VCP-Recorder Installation and Administration Guide, for information about installing and maintaining a VCP-Recorder system

- MediaHub User's Guide, for information about using MediaHub, including the MediaHub Console application and the MediaHub command-line utilities

- MediaHub Programmer's Guide, for information about using the application programming interface for the MediaHub archive system

Refer to the following documents for supplementary information:

- IRIX Admin: Software Installation and Licensing (part number 007-1364-nnn) for information about installing software that runs under IRIX, the Silicon Graphics implementation of the UNIX operating system

- IRIX Admin: System Configuration and Operation (part number 007-2859-nnn) for information about IRIX system administration tasks

- IRIX Admin: Disks and Filesystems (part number 007-2825-nnn) for information about general filesystem concepts and system administration procedures for SCSI disks, XFS and EFS filesystems, logical volumes, and guaranteed rate I/O

## Conventions Used in This Document

The following type and symbol conventions are used in this document:

Italics |  | Used for filenames, pathnames, directory names, emphasis, document titles, variable names, glossary terms, and command-line programs
`Bold` |  | Used for keywords
`Fixed-width` |  | Used for code examples and command syntax
B`old fixed-width` |  | Used for user input, including nonprinting keyboard keys
Square brackets ([]) |  | Surround syntax statement arguments that are optional
Square bullets (n) |  | Indicate substeps within a multistep process
Ellipsis (...) |  | Indicate that the preceding is repeated
Right angle brackets (>) |  | Indicate a path through menus to a menu option. For example, “File > Open” means “Under the File menu, choose the Open option.” Right angle brackets also indicate the play button in the graphical user interface.

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VCP-Recorder User's Guide |  | Chapter 1. Overview of VCP-Recorder