1 .. -*- coding: utf-8; mode: rst -*-
3 .. _AUDIO_BILINGUAL_CHANNEL_SELECT:
5 ==============================
6 AUDIO_BILINGUAL_CHANNEL_SELECT
7 ==============================
12 AUDIO_BILINGUAL_CHANNEL_SELECT
18 .. cpp:function:: int ioctl(int fd, int request = AUDIO_BILINGUAL_CHANNEL_SELECT, audio_channel_select_t)
33 - File descriptor returned by a previous call to open().
39 - Equals AUDIO_BILINGUAL_CHANNEL_SELECT for this command.
43 - audio_channel_select_t ch
45 - Select the output format of the audio (mono left/right, stereo).
51 This ioctl is obsolete. Do not use in new drivers. It has been replaced
52 by the V4L2 ``V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK`` control
53 for MPEG decoders controlled through V4L2.
55 This ioctl call asks the Audio Device to select the requested channel
56 for bilingual streams if possible.
62 On success 0 is returned, on error -1 and the ``errno`` variable is set
63 appropriately. The generic error codes are described at the
64 :ref:`Generic Error Codes <gen-errors>` chapter.