59 строки
1003 B
ReStructuredText
59 строки
1003 B
ReStructuredText
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
|
|
.. c:namespace:: DTV.audio
|
|
|
|
.. _AUDIO_SET_AV_SYNC:
|
|
|
|
=================
|
|
AUDIO_SET_AV_SYNC
|
|
=================
|
|
|
|
Name
|
|
----
|
|
|
|
AUDIO_SET_AV_SYNC
|
|
|
|
.. attention:: This ioctl is deprecated
|
|
|
|
Synopsis
|
|
--------
|
|
|
|
.. c:macro:: AUDIO_SET_AV_SYNC
|
|
|
|
``int ioctl(int fd, AUDIO_SET_AV_SYNC, boolean state)``
|
|
|
|
Arguments
|
|
---------
|
|
|
|
.. flat-table::
|
|
:header-rows: 0
|
|
:stub-columns: 0
|
|
|
|
-
|
|
|
|
- int fd
|
|
|
|
- File descriptor returned by a previous call to open().
|
|
|
|
-
|
|
|
|
- boolean state
|
|
|
|
- Tells the Digital TV subsystem if A/V synchronization shall be ON or OFF.
|
|
|
|
TRUE: AV-sync ON
|
|
|
|
FALSE: AV-sync OFF
|
|
|
|
Description
|
|
-----------
|
|
|
|
This ioctl call asks the Audio Device to turn ON or OFF A/V
|
|
synchronization.
|
|
|
|
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.
|