1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2 3.. _v4l2-selections-common: 4 5Common selection definitions 6============================ 7 8While the :ref:`V4L2 selection API <selection-api>` and 9:ref:`V4L2 subdev selection APIs <v4l2-subdev-selections>` are very 10similar, there's one fundamental difference between the two. On 11sub-device API, the selection rectangle refers to the media bus format, 12and is bound to a sub-device's pad. On the V4L2 interface the selection 13rectangles refer to the in-memory pixel format. 14 15This section defines the common definitions of the selection interfaces 16on the two APIs. 17 18 19.. toctree:: 20 :maxdepth: 1 21 22 v4l2-selection-targets 23 v4l2-selection-flags 24