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.. -*- coding: utf-8; mode: rst -*-
.. _VIDEO_PLAY:
==========
VIDEO_PLAY
==========
Name
----
VIDEO_PLAY
Synopsis
--------
.. cpp:function:: int ioctl(fd, int request = VIDEO_PLAY)
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_PLAY for this command.
Description
-----------
This ioctl is for DVB devices only. To control a V4L2 decoder use the
V4L2 :ref:`VIDIOC_DECODER_CMD` instead.
This ioctl call asks the Video Device to start playing a video stream
from the selected source.
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.
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