audio-clear-buffer.rst (863B)
1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2.. c:namespace:: DTV.audio 3 4.. _AUDIO_CLEAR_BUFFER: 5 6================== 7AUDIO_CLEAR_BUFFER 8================== 9 10Name 11---- 12 13AUDIO_CLEAR_BUFFER 14 15.. attention:: This ioctl is deprecated 16 17Synopsis 18-------- 19 20.. c:macro:: AUDIO_CLEAR_BUFFER 21 22``int ioctl(int fd, AUDIO_CLEAR_BUFFER)`` 23 24Arguments 25--------- 26 27.. flat-table:: 28 :header-rows: 0 29 :stub-columns: 0 30 31 - .. row 1 32 33 - int fd 34 35 - File descriptor returned by a previous call to open(). 36 37Description 38----------- 39 40This ioctl call asks the Audio Device to clear all software and hardware 41buffers of the audio decoder device. 42 43Return Value 44------------ 45 46On success 0 is returned, on error -1 and the ``errno`` variable is set 47appropriately. The generic error codes are described at the 48:ref:`Generic Error Codes <gen-errors>` chapter.