Glossary Current: P P Pan — Pan https://wikipedia.org/wiki/Panning_(camera)ning refers to moving a camera left and right in the horizontal dimension. Perceptual quantizer (PQ) — Perceptual quantizer (PQ) https://wikipedia.org/wiki/Perceptual_quantizer is a transfer-function https://wikipedia.org/wiki/Transfer_functions_in_imaging that allows HDR content to be displayed on modern displays. Picture-in-picture (PIP) — Traditionally, a small video window that is displayed inside of and overlaid on top of a larger video. Nowadays also used to refer to the individual video tiles of a multiviewer head. Pillarboxing — Pillarboxing https://wikipedia.org/wiki/Pillarbox refers to displaying a narrower image on a wider screen by adding black vertical bars on the left and right edge of the picture. PIM PIP Platform firmware — The motherboard firmware https://wikipedia.org/wiki/Firmware for the whole computer platform, as opposed to the firmware for the individual expansion cards. It provides the most basic functionality of the computer and is responsible for starting and initializing the hardware before it hands over to the Operating System. Port Aggregation Port-Channel PQ Preboot eXecution Environment (PXE) — Preboot eXecution Environment (PXE) https://wikipedia.org/wiki/Preboot_Execution_Environment is a protocol to download boot media over the network and boot from them instead of locally-attached storage. Precision Time Protocol (PTP) — PTP https://wikipedia.org/wiki/Precision_Time_Protocol: The Precision Time Protocol (PTP) is a protocol https://wikipedia.org/wiki/Protocol_(computing) used to synchronize clocks https://wikipedia.org/wiki/Clock_synchronization throughout a computer network https://wikipedia.org/wiki/Computer_network. Protocol Independent Multicast (PIM) — Protocol Independent Multicast (PIM) https://wikipedia.org/wiki/Protocol_Independent_Multicast: Used to build multicast distribution tree in a layer 3 environment. PTP PXE ×