userspace-api/media/glossary.rst

1 .. SPDX-License-Identifier: GPL-2.0 OR GFDL-1.1-no-invariants-or-later
9    The goal of this section is to standardize the terms used within the media
30 	Unit of data transported by a bus. On parallel buses, the data unit
31 	consists of one or more related samples while on serial buses the data
36 	Part of the Linux Kernel that implements support for a hardware
41 	transfer data in and out of a Kernel driver.
46 	An API designed to control a subset of the :term:`Media Hardware`
55 	optimized for the operational needs of digital signal processing.
58 	**Field-programmable Gate Array**
63 	See https://en.wikipedia.org/wiki/Field-programmable_gate_array.
66 	A subset of the :term:`Media Hardware`. For example an :term:`I²C` or
71 	A group of :term:`hardware components <Hardware Component>` that
72 	together make a larger user-facing functional peripheral. For
80 	**Inter-Integrated Circuit**
82 	A  multi-master, multi-slave, packet switched, single-ended,
84 	like sub-device hardware components.
86 	See http://www.nxp.com/docs/en/user-guide/UM10204.pdf.
91 	A set of electronic circuits on one small flat piece of
100 	is a reusable unit of logic, cell, or integrated circuit layout
101 	design that is the intellectual property of one party.
110 	A specialized processor that implements a set of algorithms for
113 	as well as produce statistics for the use of the control
117 	A set of userspace APIs used to control the media hardware. It is
120 	  - :term:`CEC API`;
121 	  - :term:`Digital TV API`;
122 	  - :term:`MC API`;
123 	  - :term:`RC API`; and
124 	  - :term:`V4L2 API`.
126 	See Documentation/userspace-api/media/index.rst.
132 	multimedia devices and sub-devices.
136     MC-centric
145 	Subset of the hardware that is supported by the Linux Media API.
152 	Electronic circuitry that carries out the instructions of a
169 	A subset of I²C, which defines a stricter usage of the bus.
180 	An integrated circuit that integrates all components of a computer
184 	A distinct flow of data (image data or metadata) from an initial source
200 	Part of the media hardware which is supported by the :term:`V4L2 API`.
202     V4L2 Sub-device
206     Video-node-centric
212     V4L2 Sub-device API
213 	Part of the :term:`V4L2 API` which control
214 	:term:`V4L2 sub-devices <V4L2 Sub-device>`, like sensors,