blob: 6d9eb71dad171a34ef69569186fed2ce3778060b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
.. c:namespace:: DTV.audio
.. _AUDIO_GET_CAPABILITIES:
======================
AUDIO_GET_CAPABILITIES
======================
Name
----
AUDIO_GET_CAPABILITIES
.. attention:: This ioctl is deprecated
Synopsis
--------
.. c:macro:: AUDIO_GET_CAPABILITIES
``int ioctl(int fd, AUDIO_GET_CAPABILITIES, unsigned int *cap)``
Arguments
---------
.. flat-table::
:header-rows: 0
:stub-columns: 0
-
- int fd
- File descriptor returned by a previous call to open().
-
- unsigned int \*cap
- Returns a bit array of supported sound formats.
Description
-----------
This ioctl call asks the Audio Device to tell us about the decoding
capabilities of the audio hardware.
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.
|
