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Diffstat (limited to 'Documentation/userspace-api/media/v4l/streaming-par.rst')
| -rw-r--r-- | Documentation/userspace-api/media/v4l/streaming-par.rst | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/Documentation/userspace-api/media/v4l/streaming-par.rst b/Documentation/userspace-api/media/v4l/streaming-par.rst index 6d1a1b93ac8b..806cbfdad0f1 100644 --- a/Documentation/userspace-api/media/v4l/streaming-par.rst +++ b/Documentation/userspace-api/media/v4l/streaming-par.rst @@ -1,11 +1,5 @@ -.. Permission is granted to copy, distribute and/or modify this -.. document under the terms of the GNU Free Documentation License, -.. Version 1.1 or any later version published by the Free Software -.. Foundation, with no Invariant Sections, no Front-Cover Texts -.. and no Back-Cover Texts. A copy of the license is included at -.. Documentation/userspace-api/media/fdl-appendix.rst. -.. -.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: V4L .. _streaming-par: @@ -21,13 +15,13 @@ The current video standard determines a nominal number of frames per second. If less than this number of frames is to be captured or output, applications can request frame skipping or duplicating on the driver side. This is especially useful when using the -:ref:`read() <func-read>` or :ref:`write() <func-write>`, which are +:c:func:`read()` or :c:func:`write()`, which are not augmented by timestamps or sequence counters, and to avoid unnecessary data copying. Finally these ioctls can be used to determine the number of buffers used internally by a driver in read/write mode. For implications see the -section discussing the :ref:`read() <func-read>` function. +section discussing the :c:func:`read()` function. To get and set the streaming parameters applications call the :ref:`VIDIOC_G_PARM <VIDIOC_G_PARM>` and |