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.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
.. c:namespace:: DTV.audio
.. _AUDIO_SET_MIXER:
===============
AUDIO_SET_MIXER
===============
Name
----
AUDIO_SET_MIXER
.. attention:: This ioctl is deprecated
Synopsis
--------
.. c:macro:: AUDIO_SET_MIXER
``int ioctl(int fd, AUDIO_SET_MIXER, struct audio_mixer *mix)``
Arguments
---------
.. flat-table::
:header-rows: 0
:stub-columns: 0
-
- int fd
- File descriptor returned by a previous call to open().
-
- audio_mixer_t \*mix
- mixer settings.
Description
-----------
This ioctl lets you adjust the mixer settings of the audio decoder.
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.
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