blob: 6987f659a1ad42dda7b3d6e8beafe016202b5c48 [file] [log] [blame]
.. -*- coding: utf-8; mode: rst -*-
.. _VIDEO_GET_CAPABILITIES:
======================
VIDEO_GET_CAPABILITIES
======================
Name
----
VIDEO_GET_CAPABILITIES
.. attention:: This ioctl is deprecated.
Synopsis
--------
.. c:function:: int ioctl(fd, VIDEO_GET_CAPABILITIES, unsigned int *cap)
:name: VIDEO_GET_CAPABILITIES
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_GET_CAPABILITIES for this command.
- .. row 3
- unsigned int \*cap
- Pointer to a location where to store the capability information.
Description
-----------
This ioctl call asks the video device about its decoding capabilities.
On success it returns and integer which has bits set according to the
defines in section ??.
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.