1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
2.. c:namespace:: DTV.video
3
4.. _VIDEO_GET_CAPABILITIES:
5
6======================
7VIDEO_GET_CAPABILITIES
8======================
9
10Name
11----
12
13VIDEO_GET_CAPABILITIES
14
15.. attention:: This ioctl is deprecated.
16
17Synopsis
18--------
19
20.. c:macro:: VIDEO_GET_CAPABILITIES
21
22``int ioctl(fd, VIDEO_GET_CAPABILITIES, unsigned int *cap)``
23
24Arguments
25---------
26
27.. flat-table::
28    :header-rows:  0
29    :stub-columns: 0
30
31    -  .. row 1
32
33       -  int fd
34
35       -  File descriptor returned by a previous call to open().
36
37    -  .. row 2
38
39       -  int request
40
41       -  Equals VIDEO_GET_CAPABILITIES for this command.
42
43    -  .. row 3
44
45       -  unsigned int \*cap
46
47       -  Pointer to a location where to store the capability information.
48
49Description
50-----------
51
52This ioctl call asks the video device about its decoding capabilities.
53On success it returns and integer which has bits set according to the
54defines in section ??.
55
56Return Value
57------------
58
59On success 0 is returned, on error -1 and the ``errno`` variable is set
60appropriately. The generic error codes are described at the
61:ref:`Generic Error Codes <gen-errors>` chapter.
62