mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-29 14:05:19 +08:00
f9b2e8aa32
Sphinx 3.x broke support for the cdomain.py extension, as the c domain code was rewritten. Due to that, the c tags need to be re-written, in order to use the new c domain notation. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
73 lines
1.2 KiB
ReStructuredText
73 lines
1.2 KiB
ReStructuredText
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
|
|
.. c:namespace:: DTV.video
|
|
|
|
.. _VIDEO_SLOWMOTION:
|
|
|
|
================
|
|
VIDEO_SLOWMOTION
|
|
================
|
|
|
|
Name
|
|
----
|
|
|
|
VIDEO_SLOWMOTION
|
|
|
|
.. attention:: This ioctl is deprecated.
|
|
|
|
Synopsis
|
|
--------
|
|
|
|
.. c:macro:: VIDEO_SLOWMOTION
|
|
|
|
``int ioctl(fd, VIDEO_SLOWMOTION, int nFrames)``
|
|
|
|
Arguments
|
|
---------
|
|
|
|
.. flat-table::
|
|
:header-rows: 0
|
|
:stub-columns: 0
|
|
|
|
- .. row 1
|
|
|
|
- int fd
|
|
|
|
- File descriptor returned by a previous call to open().
|
|
|
|
- .. row 2
|
|
|
|
- int request
|
|
|
|
- Equals VIDEO_SLOWMOTION for this command.
|
|
|
|
- .. row 3
|
|
|
|
- int nFrames
|
|
|
|
- The number of times to repeat each frame.
|
|
|
|
Description
|
|
-----------
|
|
|
|
This ioctl call asks the video device to repeat decoding frames N number
|
|
of times. This call can only be used if VIDEO_SOURCE_MEMORY is
|
|
selected.
|
|
|
|
Return Value
|
|
------------
|
|
|
|
On success 0 is returned, on error -1 and the ``errno`` variable is set
|
|
appropriately. The generic error codes are described at the
|
|
:ref:`Generic Error Codes <gen-errors>` chapter.
|
|
|
|
|
|
.. flat-table::
|
|
:header-rows: 0
|
|
:stub-columns: 0
|
|
|
|
- .. row 1
|
|
|
|
- ``EPERM``
|
|
|
|
- Mode VIDEO_SOURCE_MEMORY not selected.
|