1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
2.. c:namespace:: DTV.audio
3
4.. _AUDIO_GET_CAPABILITIES:
5
6======================
7AUDIO_GET_CAPABILITIES
8======================
9
10Name
11----
12
13AUDIO_GET_CAPABILITIES
14
15.. attention:: This ioctl is deprecated
16
17Synopsis
18--------
19
20.. c:macro:: AUDIO_GET_CAPABILITIES
21
22``int ioctl(int fd, AUDIO_GET_CAPABILITIES, unsigned int *cap)``
23
24Arguments
25---------
26
27.. flat-table::
28    :header-rows:  0
29    :stub-columns: 0
30
31    -
32
33       -  int fd
34
35       -  File descriptor returned by a previous call to open().
36
37    -
38
39       -  unsigned int \*cap
40
41       -  Returns a bit array of supported sound formats.
42
43Description
44-----------
45
46This ioctl call asks the Audio Device to tell us about the decoding
47capabilities of the audio hardware.
48
49Return Value
50------------
51
52On success 0 is returned, on error -1 and the ``errno`` variable is set
53appropriately. The generic error codes are described at the
54:ref:`Generic Error Codes <gen-errors>` chapter.
55