.. -*- coding: utf-8; mode: rst -*- .. _AUDIO_SET_ATTRIBUTES: ==================== AUDIO_SET_ATTRIBUTES ==================== Name ---- AUDIO_SET_ATTRIBUTES Synopsis -------- .. c:function:: int ioctl(fd, int request = AUDIO_SET_ATTRIBUTES, audio_attributes_t attr ) Arguments --------- .. flat-table:: :header-rows: 0 :stub-columns: 0 - .. row 1 - int fd - File descriptor returned by a previous call to open(). - .. row 2 - int request - Equals AUDIO_SET_ATTRIBUTES for this command. - .. row 3 - audio_attributes_t attr - audio attributes according to section ?? Description ----------- This ioctl is intended for DVD playback and allows you to set certain information about the audio stream. 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. .. flat-table:: :header-rows: 0 :stub-columns: 0 - .. row 1 - ``EINVAL`` - attr is not a valid or supported attribute setting.