linux/Documentation/linux_tv/media/dvb/video-set-display-format.rst
Mauro Carvalho Chehab 586027cefa doc-rst: linux_tv: reformat all syscall pages
The syscall pages are written to be used also as man-pages.

However, they don't match the format used by kernel-doc
generated pages from DocBook. Rewrite them to match it.

One side effect is that now all such pages at the book
will have the same format, reducing the format differences
between DVB and the other parts of the book.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-07-05 10:53:13 -03:00

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.. -*- coding: utf-8; mode: rst -*-
.. _VIDEO_SET_DISPLAY_FORMAT:
========================
VIDEO_SET_DISPLAY_FORMAT
========================
NAME
----
VIDEO_SET_DISPLAY_FORMAT
SYNOPSIS
--------
.. c:function:: int ioctl(fd, int request = VIDEO_SET_DISPLAY_FORMAT, video_display_format_t format)
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_SET_DISPLAY_FORMAT for this command.
- .. row 3
- video_display_format_t format
- Selects the video format to be used.
DESCRIPTION
-----------
This ioctl call asks the Video Device to select the video format to be
applied by the MPEG chip on the video.
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.