.. -*- coding: utf-8; mode: rst -*- .. _AUDIO_SELECT_SOURCE: =================== AUDIO_SELECT_SOURCE =================== Name ---- AUDIO_SELECT_SOURCE .. attention:: This ioctl is deprecated Synopsis -------- .. c:function:: int ioctl(int fd, AUDIO_SELECT_SOURCE, struct audio_stream_source *source) :name: AUDIO_SELECT_SOURCE Arguments --------- .. flat-table:: :header-rows: 0 :stub-columns: 0 - - int fd - File descriptor returned by a previous call to open(). - - audio_stream_source_t source - Indicates the source that shall be used for the Audio stream. Description ----------- This ioctl call informs the audio device which source shall be used for the input data. The possible sources are demux or memory. If AUDIO_SOURCE_MEMORY is selected, the data is fed to the Audio Device through the write command. 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 ` chapter.