Quantum A-Series manual Glossary

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first to describe the structure of the file and its play out structural metadata but also to let the user specify its own metadata annotating the content of the file descriptive metadata.

This format is also designed to ensure the interchange of data in a streaming environment such as data tape storage or networked communications.

Native Capacity The capacity of a given media product in its basic recording format (without the use of data compression).

Native Mode Refers to the uncompressed storage capacity of a media subsystem. (See Native Capacity.)

Op1a The simplest and most common operational pattern containing a single source package which is played as is by the unique material package. Files produced by the Evtr from Sony are an extension of the Op1a.

OpAtom This operational pattern embeds a single source package which consists in a single source (only video or audio). However, the material package may allow building complex editing (Op1a, Op1b, Op2a, and Op2b) by referencing source packages from other OpAtom files.

Operational Pattern This term is used to designate the complexity of an MXF file. It describes the possibilities for building the material packages.

Parity A method of generating redundant information that can be used to detect errors in stored or transmitted data.

Peripheral A device added to a system as a complement to the basic central processing unit (CPU), such as a disk drive, tape drive, or printer.

Positive Engagement Buckling Mechanism A highly robust, solidly engineered media leader-buckling mechanism for heavy-duty- cycle automated environments.

POST Power-on Self-Test. When power is applied to the tape drive, it performs a POST.

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